CN103252015A - Disposable expander with lateral stabilizing mechanism - Google Patents
Disposable expander with lateral stabilizing mechanism Download PDFInfo
- Publication number
- CN103252015A CN103252015A CN2012100392047A CN201210039204A CN103252015A CN 103252015 A CN103252015 A CN 103252015A CN 2012100392047 A CN2012100392047 A CN 2012100392047A CN 201210039204 A CN201210039204 A CN 201210039204A CN 103252015 A CN103252015 A CN 103252015A
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- China
- Prior art keywords
- dilator
- support member
- linear support
- maxillaria
- conjunctivus
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/32—Devices for opening or enlarging the visual field, e.g. of a tube of the body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/303—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the vagina, i.e. vaginoscopes
Abstract
The invention discloses an expander, in particular to a disposable expander with a lateral stabilizing mechanism. The expander comprises an upper member, a lower member and a linear support member. The upper member comprises an upper jaw sheet, the lower member comprises a lower jaw sheet and a handle portion, and the lower jaw sheet comprises a support structure. The support structure is disposed at the inner end of the lower jaw sheet and perpendicularly extends to the right side or the left side of the lower jaw sheet. The handle portion extends downwards from the lower jaw sheet and defines a vertical rail. The linear support member is provided with an inner end, an outer end and an elongated body, wherein the inner end and the outer end are in pivot joint to the upper jaw sheet, and the elongated body is arranged between the inner end and the outer end and in sliding connection with the vertical rail of the handle portion. A support groove is formed in the linear support member and matched with the support structure of the lower jaw sheet in a sliding mode.
Description
Technical field
Below disclosed embodiment relate to a kind of dilator, a kind of deserted vaginal dilator with lateral support and operating mechanism particularly.
Background technology
Dilator is the medical instrument that is used for expanding the health opening in a kind of medical inspection.The vagina that vaginal dilator often is used to insert in gynecological check or the surgical operation sufferer comes separately vaginal walls, and so the healthcare givers could check internal genitalia.The duckbilled dilator of metal material and energy high temperature sterilization is used in gynecological's check or treatment traditionally.Expose in this class joint, clear-cut margin, and the apparatus that also has ice-cold metal sense of touch is always detested by sufferer.Dilator articulated section and mandible edge are often caused and squeeze for examining the vagina tissue that is supported in the organ, scratch, even wound.The mandible of metal dilator is opaque mostly traditionally, and therefore when carrying out the cervix uteri check, unique observable zone is in the opening of metal dilator and the vaginal wall zone between mandible.
In order to address the above problem, industry develops and the plastic cement dilator.The plastic cement dilator is formed and two rotating shafts is often arranged by plastic cement or the inexpensive material of other light weights.Though the vertical stress that dilator bears can be fully supported in two rotating shaft designs, existing design allows dilator to produce significant motion when bearing side force.In the operation process that need not anaesthetize, in case the nervous regular meeting of vagina muscles produces side direction strength.The lateral movement that these side direction strength cause dilator doctor is absolutely not found pleasure in and is seen, because this can cause dilator at the vagina internal motion.Situation worst is to cause the damage of dilator.
Owing to typical dilator does not have built-in illuminator, whether abundance is another difficult problem therefore to be subjected to the interior light in inspection zone.Light must be guided from extra light source, and the gooseneck lamp can partly hinder the sight line of observing vagina usually.Though the head-type pocket lamp can part head it off, make the surgeon every act and every move be limited by the circuit of light source and produce inconvenience and burden.If will be built in the handle inside of dilator in the light source, in general all can be with ray cast to the leaded light post that is positioned at the dilator center.Because such light source and leaded light post have occupied the center of the handle of dilator, so the rotating shaft mechanism of dilator must be offset to side.But, the side effect from the off-centring of dilator is can produce lateral stress and cause increasing lateral movement.
Summary of the invention
Therefore, at least one embodiment provides a kind of dilator.The dilator of this embodiment can comprise upper member, lower member and linear support member.Upper member comprises conjunctivus, and this conjunctivus has the inner and outer end.Lower member comprises maxillaria, and this maxillaria has the inner and outer end.When observing from the inner of maxillaria, maxillaria has right side and left side.Maxillaria comprises supporting construction, and this supporting construction is positioned at the inner of maxillaria.Supporting construction extends perpendicularly on the left side or right side of maxillaria.Lower member also comprises handle portion, and this handle portion extends downwards from the inner of maxillaria and defines upright track.The linear support member has the inner, outer end and elongated bodies.The inner of linear support member articulates the inner of conjunctivus.Elongated bodies is between the inner and outer end.The elongated bodies of linear support member is slidably engaged the upright track of handle portion.The linear support member is formed with support slot.The be slidingly matched supporting construction of maxillaria of support slot.
Description of drawings
Disclosed several embodiments of this case will further explain that wherein similar element will indicate with similar label in each view by appended drawing.The drawing that discloses is inevitable proportionally to be illustrated, but usually illustrates the principle of disclosed embodiment.
Figure 1A and Figure 1B illustrate the vaginal dilator of an embodiment of the present invention, and Figure 1A is the axonometric chart of vaginal dilator, and Figure 1B is the rearview of vaginal dilator;
Fig. 2 illustrates the axonometric chart of upper member of the vaginal dilator of Figure 1A;
Fig. 3 illustrates the plane graph of upper member inboard of the vaginal dilator of Fig. 2, and the upper member that illustrates comprises conjunctivus, supporting construction and operating mechanism;
Fig. 4 A and Fig. 4 B illustrate the axonometric chart of lower member of the vaginal dilator of Figure 1A, and Fig. 4 A illustrates the rear perspective view of lower member, and Fig. 4 B illustrates the front perspective view of lower member;
Fig. 5 illustrates the close-up plan view of lower member of the vaginal dilator of Fig. 4 A and Fig. 4 B, and lower member comprises maxillaria and uses the track of going into for linear support member group;
Fig. 6 illustrates the feature axonometric chart of the track of Fig. 5;
Fig. 7 illustrates the axonometric chart of linear support member of the vaginal dilator of Figure 1A and Figure 1B;
Fig. 8 A and Fig. 8 B illustrate the upper member of Figure 1A and Figure 1B, are fixedly arranged on the state of the linear support member of Fig. 7, and Fig. 8 A illustrates the side view that conjunctivus is fixedly arranged on the linear support member, and Fig. 8 B illustrates the axonometric chart that conjunctivus is fixedly arranged on the linear support member;
Fig. 9 illustrates the rear perspective view of linear support member of Fig. 7 of the track of the lower member that is positioned at Fig. 6;
Figure 10 A, Figure 10 B and Figure 10 C illustrate the light source of an embodiment, it is applicable to the vaginal dilator that Figure 1A and Figure 1B illustrate, Figure 10 A illustrates some interior-exterior parts axonometric charts of light source, and Figure 10 B illustrates the inner body dorsal view of light source, and Figure 10 C illustrates some exterior part side views of light source;
Figure 11 illustrates leaded light post and the discharge flue of an embodiment, and it is applicable to Figure 1A of the light source that is equiped with Figure 10 A and the vaginal dilator of Figure 1B;
Figure 12 illustrates the rear perspective view of lower member of vaginal dilator of Figure 1A of the light source that is equiped with Figure 10 A.
[main element symbol description]
100: dilator
110: keyhole
115: work space
120: upper member
122: conjunctivus
125: rotary axis module
126: breach
127: operating mechanism
128: brace summer
129: parallel brace summer
130: lower member
131: block piece processed
132: maxillaria
133: inner surface
134: handle portion
135: depressed part
136: supporting construction
136a: long erection part
136b: short horizontal part
137: upright track
138: the leaded light post
138a: the inner
138b: outer end
138c: bleed-off passage
139: depression
150: supporting member
152: the inner
153: the hole
154: elongated bodies
155: the lifting foot
156: the outer end
157: the angle arm
158: lip
159: latch
160: light source
163: shell
164: light emitting diode
165: the insulating trip switch
166: battery
169: opening
191: support slot
The specific embodiment
The vaginal dilator that has lateral stability support and operating mechanism in this exposure.Disclosed vaginal dilator is to make articles for use by the single that the plastic material manufacturing formed and be designed to complete jettisonable.Should be appreciated that though disclosed vaginal dilator is to use for the gynecologist, for example attending doctor, the doctor of old man section, urologist, operation Senior Nurse also can use disclosed vaginal dilator for other.
The vocabulary of mentioning in this article " cross infection " refers between the sufferer because of the disinfectant program of improper use, sordid instrument or regenerant, and indirect infection antibacterial or virus.
The vocabulary of mentioning in this article " deserted " refers to that vaginal dilator of the present invention is to design for the convenience of short-term, and mainly is to use for single.Therefore, do not need sterilization after deserted vaginal dilator uses, can reduce the maintenance cost of vaginal dilator like this, and can allow the risk of cross infection be down to minimum.
The vocabulary of mentioning in this article " female internal genital organs " refers to labia, vagina and cervix uteri.
The vocabulary of mentioning in this article " gynecologial examination " or " surgical operation " refer to a kind of women's sufferer is observed, checked and (/ or) extracts the medical procedure of part female internal genital organs.General gynecologial examination and operating program are including but not limited to colposcopy (Colposcopy), cryosurgery of cervix uteri (Cervical cryosurgery), cervix uteri annular electro circle excision (Loop electrosurgical excision procedure; LEEP), cavity of uterus spectroscopy (Hysteroscopy), metreurysma curettage (Dilation and curettage; D﹠amp; C), the cervix uteri vivisection checks (Cervical biopsy), cervix uteri chorionic villi sampling (Transcervical chorionic villus sampling; Transcervical CVS), endometrectomy (Endometrial ablation), endometrium vivisection check (Endometrial biopsy), colpohysterectomy (Vaginal hysterectomy) and cervix uteri Pasteur check (Papanicolaou test; PAP test).
Disclosed vaginal dilator can be used in the different medical procedures, particularly at the medical procedure of gynecology, all can use in the office or in hospital facility no matter be.
The vocabulary of mentioning in this article " elevating movement " refers to that the conjunctivus of vaginal dilator of the present invention is with respect to the vertical up-or-down movement of maxillaria.
The vocabulary of mentioning in this article " linearity " refers to the material of straight line shape, for example: the plastic material of straight line shape.One linear support member refers to that supporting member of the present invention is made by the plastic material of straight line shape, and the plastic material of this linearity does not have any curve shape or bending angle.
The vocabulary of mentioning in this article " angular movement " refers to that the conjunctivus of vaginal dilator of the present invention is with respect to maxillaria moving up and down along an angle direction.
The vocabulary of mentioning in this article " lateral movement ", the conjunctivus that refers to vaginal dilator of the present invention seesaws with respect to the side direction of maxillaria.
The vocabulary of mentioning in this article " open configuration ", referring to has one section position of opening spacing between the conjunctivus of vaginal dilator of the present invention and the maxillaria.This open configuration can be reached by the supporting member that lifting and conjunctivus and maxillaria link together.Perhaps, open configuration also can be reached by relative angle motion conjunctivus and maxillaria.Certainly, open configuration also can be reached by making up above dual mode.
The vocabulary of mentioning in this article " work space " refers in the conjunctivus of vaginal dilator of the present invention and the space between the maxillaria.In one embodiment, work space is in order to observe, to check female internal genital organs and female internal genital organs is carried out operating space.
The vocabulary of mentioning in this article " structural intergrity ", refer to vaginal dilator of the present invention before using, use in the feature that then provides is provided.The conjunctivus of dilator and maxillaria are designed to bear load and these loads are transferred to other elements of dilator, to safeguard the structural intergrity of dilator.
The vocabulary of mentioning in this article " fulcrum " refers to engage the formed supporting construction of supporting construction of supporting member and vaginal dilator of the present invention.Formed supporting construction can allow the maxillaria of the relative vaginal dilator of conjunctivus of vaginal dilator do angular movement.
Shown in Figure 1A and Figure 1B, deserted vaginal dilator 100 of the present invention comprises upper member 120, linear support member 150 and lower member 130, and wherein lower member 130 has built-in illuminating source 160.Linear support member 150 engages upper member 120 and lower member 130, and details will be at following detailed description.Being different from metal dilator is designed to non-single use and can sterilizing after each the use supply to reuse, the whole dilator 100 of present disclosed embodiment is to be formed by one or more plastic cement or complex plastic manufacturing, only just dilator 100 is carried out disinfection when making or packing.The low price of dilator 100 is to can be with after namely losing.To the reusable dilator not only time-consuming also consuming cost that carries out disinfection.The more important thing is that if it is improper to sterilize, sufferer blood-borne pathogens or other harmful biological media on one's body can survive and infect to other sufferers after sterilization.Because the whole dilator 100 of present disclosed embodiment is deserted, so dilator 100 need not sterilize after each use, can significantly reduce the time that disinfectant program produces like this can prevent cross infection with expense and while.Can be used to make the plastic material of each part of dilator 100 including but not limited to polypropylene (polypropylene; PP), polyester (polyester), polyethylene (polyethylene; PE), acrylic acid plastic cement (acrylic), Merlon (polycarbonate), polyamide (polyamide; PA), polystyrene (polystyrene; PS) or above-mentioned combination in any.In one embodiment, but upper member 120 and lower member 130 can be made by the plastic material of essence rigidity and leaded light.For example, upper member 120 and lower member 130 can be mold formed by water white plastic material, for example acrylic acid plastic cement or other materials similar.The acrylic acid plastic cement because the material relative stiffness, can injection molding or extrusion molding and have excellent light conductivity, therefore the most suitablely be used for making dilator 100.In one embodiment.Linear support member 150 is made by the plastic material that is different from upper member 120 and lower member 130.Linear support member 150 is that firm plastic material is made again by rigidity.In addition, linear support member 150 can be handled the following different bearing mode of carefully stating.In one embodiment, upper member 120 and lower member 130 are made by Merlon (polycarbonate) material.In one embodiment, linear support member 150 is made by polyester (polyester) material.In one embodiment, linear support member 150 is by polyamide (polyamide; PA) material is made, for example: nylon (nylon).
The best discloses as Fig. 2, and deserted dilator 100 comprises upper member 120, and this upper member 120 has conjunctivus 122.One end of conjunctivus 122 has rotary axis module 125.Rotary axis module 125 is accepted to put on the load on upper member 120 and the lower member 130 and this load is transferred to other parts of dilator 100, and details is as described below.Rotary axis module 125 comprises operating mechanism 127.Operating mechanism 127 stretches out from rotary axis module 125.In the embodiment that accompanying drawing discloses, operating mechanism 127 is positioned at the left side of conjunctivus 122.In another embodiment, operating mechanism 127 can be positioned at the right side of conjunctivus 122.The unique design of rotary axis module 125 and low profile when allowing the user of dilator 100 observe sufferer in gynecological's diagnosis and treatment process, have a big and uncrossed visual field.At an embodiment, operating mechanism 127 outwards and downwards extends from conjunctivus 122 with certain angle.In addition, when the work space 115 (referring to Figure 1B, dilator 100 is not to be in open configuration fully in the drawings) that dilator 100 creates during at open configuration, can provide the special instrument mobility of user of dilator 100.Known dilator is often bad because of the design of rotary axis module, and limited work space and limited visibility are provided.
Disclose as Fig. 2 and Fig. 3, rotary axis module 125 comprises a pair of parallel brace summer 129 that has a spacer segment distance each other.When side force occurred, this cooperated with linear support member 150 parallel brace summer 129 in case the spline axle slides.In the use of dilator 100, when pressure is applied on the operating mechanism 127, the angle arm 157 on operating mechanism 127 and the linear support member 150 will cooperatively interact, and make that the user of dilator 100 can be with different angular movement conjunctivuses 122.Operating mechanism 127 is formed with breach 126, and this breach 126 can allow the angle arm 157 of linear support member 150 pass through and buckle.Conjunctivus 122 has certain thickness, width and curve shape.These external physical characteristics can prevent conjunctivus 122 in gynecological's diagnosis and treatment process for example, because bearing pressure or stress damages.In one embodiment, conjunctivus 122 has a fillet outer end.
Fig. 4 A and Fig. 4 B illustrate the lower member 130 of dilator 100.Lower member 130 comprises maxillaria 132 and handle portion 134.Handle portion 134 comprises upright track 137 and depression 139.Upright track 137 is tracks that linear support member 150 carries out elevating movement.The locational space (referring to Figure 1A and Figure 1B) of depression 139 in order to built-in illuminating source 160 to be provided.In one embodiment, upright track 137 is to be positioned at the one-sided intaglio structure of handle portion 134.Have a plurality of block pieces processed 131 at the outer surface of handle portion 134 and in the outer end position of upright track 137.These block pieces processed 131 cooperate the latch 159 (referring to Fig. 7) on the lifting foot 155 of linear supporting member 150, dilator 100 are maintained the open configuration of the selected various different distance of user.Owing to the central authorities that normally are arranged on handle portion 134 in order to the depression 139 of ccontaining light source, so the upright track 137 of linear support member 150 is arranged on the left side or the right of depression 139 ideally.Arranging of the upright track 137 of this supportive can allow the forward vertical stress that acts on upper member 120 translate into side force.In traditional dilator, therefore conjunctivus will produce lateral movement.This lateral movement not only can cause the uncomfortable of sufferer, also may cause the structural failure of dilator, and medical procedure can't successfully be carried out.Be this lateral movement of preventing, a novel supporting structure 136 is installed at lower member 130, and this supporting construction 136 stretches into work space 115 slightly.Supporting construction 136 can with supporting member 150 (referring to Fig. 7) in support slot 191 cooperate to prevent in fact lateral movement.Supporting construction 136 illustrates to being positioned at the right side of lower member 130.In one embodiment, supporting construction 136 and support slot 191 all are positioned at the right side of dilator 100.In another embodiment, supporting construction 136 and support slot 191 will be positioned at the both sides of dilator 100.
In the embodiment that Fig. 4 B illustrates, handle portion 134 has at least one moulding surface, makes the user of dilator 100 can hold handle portion 134 easily.Maxillaria 132 has certain thickness, width and curve shape.These external physical characteristics can prevent that maxillaria 132 is because bearing pressure or stress damages.In one embodiment, maxillaria 132 has a fillet outer end.
Fig. 5 illustrates the feature plan view of the inner surface 133 of maxillaria 132.Upright track 137 be shaped as the T font, that is upright track 137 has long erection part 136a and short horizontal part 136b, ccontaining whereby linear support member 150.Fig. 6 illustrates the feature axonometric chart of using for 150 groups of upright track of going into 137 of linear support member.
Fig. 7, Fig. 8 A, Fig. 8 B and Fig. 9 illustrate the different visual angles of the linear support member 150 of vaginal dilator 100.Linear support member 150 has the inner 152, outer end 156 and T font elongated bodies 154.Elongated bodies is gone into upright track 137 for 154 groups.In addition, go into to provide behind the support slot 191 dilator 100 extra lateral support power by 136 groups of supporting constructions.The hole 153 of linear support member 150 and 125 combinations of the rotary axis module of upper member 120.Keyhole 110 cooperates with the parallel brace summer 129 of rotary axis module 125, in case the spline axle slides and follow-up damage because of lateral stress.Both all protrude angle arm 157 and lifting foot 155 than the lip 158 of elongated bodies 154.Angle arm 157 by and be fastened in the breach 126 of operating mechanism 127 of the rotary axis module 125 of upper member 120 because of the latch on the angle arm 157.Latch 159 on the lifting foot 155 is fastened in the block piece processed 131 on the outer surface of handle portion 134.
In gynecologial examination or operating process, the medical professional of execution wishes to illuminate work space 115 sometimes, positively to inspect work space 115.The not built-in illuminator of traditional dilator.Though newer dilator has the light source of comprising, this design regular meeting have produce unnecessary heat, consume suitable electric power, need be connected to power supply with ray cast to unnecessary problems such as direction.The electric power that consumes need be supplied through being wired to the external power source supply, but this practice is not only very burdensome for the doctor, and because light source is difficult in each use back sterilization, will be one of source of cross infection therefore, sufferer has been produced potential risks.The light of inessential direction not only can shine work space, also can shine the doctor, the puzzlement that causes the doctor to observe.
The many solutions itself that overcome above-mentioned shortcoming also are that problem is heavy.In comprising, a kind of known dilator is built in fibre bundle and external light source in the dilator.Though this design has overcome the problem of hot generation and light directivity, the problem of cross infection still exists.In having disclosed, another kind of known dilator is built in bulb and reflector in the handle portion of dilator.Though this design has overcome the problem of light directivity, heat generates and the problem of cross infection still exists.In having disclosed, other dilators are built in the battery-operated halogen light source in the handle portion.Though this design has overcome the problem of cross infection, the light directivity still exists with the problem that heat generates.
Figure 10 A, Figure 10 B and Figure 10 C illustrate the built-in illuminating source 160 of an embodiment, and this built-in illuminating source 160 is positioned at the handle portion 134 of deserted plastic cement dilator 100.Shell 163 protection internal cells 166, light emitting diode (Light Emitting Diode; LED) 164 and insulating trip switch 165.During the desire illumination, user can unload insulating trip switch 165 to light light emitting diode 164.Light emitting diode 164 can produce any required level of illumination.For instance, the impedance tab can be positioned on the built-in illuminating source 160, in order to control the illumination of light emitting diode 164.Light emitting diode 164 has power-efficient high, the relatively low and long service life of institute's electric consumption.Because the power-efficient of light emitting diode is much better than known electric filament lamp or other solutions relevant with laser, therefore can solve hot generation problem.Light emitting diode 164 has the height directivity, and its light that sends only can be distributed in the path up and down in the scope at 20 degree angles.Narrow so thin light path guarantee that light only can be projected to work space and can direct projection in doctor's eyes.Good and internal cell 166 power supplies that can be by one or more light weight of light emitting diode 164 usefulness.Because be built in the handle portion 134 of deserted dilator 100 in the light source 160, therefore eliminated the problem of cross infection.Built-in illuminating source 160 also need not use heaviness again proemial electric wire electrically connect dilator 100 and external power source supply.
In one embodiment, light emitting diode 164 is white light emitting diode.
In one embodiment, the light emitting diode of single wavelength or multi-wavelength can replace white light emitting diode as light source, select a specific optical wavelength for user whereby, this specific optical wavelength is particularly suitable for current or the employed material of gynecological's diagnosis and treatment in the future, chemical substance, tissue or instrument.So when light source projects, these materials, chemical substance, tissue or instrument can be shinny extraordinarily, therefore can assist a physician and observe and carry out the ability of performing the operation, change (for example: epoxy resin (epoxy) hardens or intensifies some other specific material character) that also can aid in material character changes the life state of tissue or as the nertralizer that pollutes.
In one embodiment, light emitting diode 164 is single wavelength light emitting diode.
In one embodiment, light emitting diode 164 is multi-wave length illuminating diode.
Figure 11 illustrates the leaded light post 138 of an embodiment, and this leaded light post 138 has inner 138a and outer end 138b.Leaded light post 138 from the outer end of depression 139 to the outer end (referring to Fig. 4 A and Fig. 4 B) of maxillaria 132 on its inner surface 133.The inner 138a of leaded light post 138 transmits from the light of light source 160 and through leaded light post 138, and is derived by the outer end 138b of leaded light post 138.The profile of leaded light post 138 is suitable for being installed on the inner surface 133 of maxillaria 132.The inner 138a of leaded light post 138 can comprise lens.Light source 160 couplings in these lens and the depression 139 that is placed in handle portion 134.
Some gynecological's diagnosis and treatment will remove unusual cell from cervix uteri inside or outside.In addition, some gynecological's diagnosis and treatment use can produce the instrument of smog, and this makes medical practitioner be difficult to see work space in gynecological's diagnosis and treatment.Therefore, gynecological's diagnosis and treatment regular meeting uses external vacuum source.These external vacuum sources are very burdensome in gynecological's diagnosis and treatment, are difficult to control, and become the cross infection source on one's body because can reuse in many sufferers.
The existing dilator that possesses leaded light post and discharge flue will be built in the maxillaria in the leaded light post, and will be built in the conjunctivus in the discharge flue.This configuration has seriously reduced the work space that is used for carrying out vagina or uterus diagnosis and treatment between two mandibles.In addition, outside exhaust tube must be connected in the conjunctivus of existing dilator, so will allow doctor's work space more complicated and interrupted.
Illustrate as Figure 11, Fig. 4 A and Figure 12, the lower member 130 of dilator 100 has bleed-off passage 138c and leaded light post 138.Bleed-off passage 138c and leaded light post 138 combine, and the depressed part 135 that is positioned at lower member 130 forms structure closely.This bleeding is made up of leaded light post 138 and bleed-off passage 138c with the structure of leaded light merging.Bleed-off passage 138c cuts a side that contacts with maxillaria 132 into leaded light post 138.Be used as the passage of evacuating smog by the formed pipeline of bleed-off passage 138c.Bleed-off passage 138c and the formed tight structure of leaded light post 138 merging are maximized by the work space of dilator 100.In addition, outside exhaust tube can link to each other with the opening 169 of the handle portion 134 of dilator 100 but not link to each other with the conjunctivus 122 of dilator 100.Outside exhaust tube is connected with handle portion 134 belows will allow introitus vaginae zone maintenance headroom without hindrance, operate to make things convenient for the doctor.Cigarette is from the outer end 138b suction of leaded light post 138, and by the bleed-off passage 138c that extends from leaded light post 138 belows, and discharge the bottom of the handle portion 134 of the dilator of being attached from outside exhaust tube 100.
In one embodiment, fragment will be from the outer end 138b suction of leaded light post 138, and by the bleed-off passage 138c that extends from leaded light post 138 belows, and discharge the bottom of the handle portion 134 of the dilator of being attached from outside exhaust tube 100.
In one embodiment, body fluid will be from the outer end 138b suction of leaded light post 138, and by the bleed-off passage 138c that extends from leaded light post 138 belows, and discharge the bottom of the handle portion 134 of the dilator of being attached from outside exhaust tube 100.
The ability of dilator 100 bear external force of the present invention is results of dilator 100 each elements combination, it is including but not limited to rotary axis module 125, brace summer 128 and parallel brace summer 129 how much, conjunctivus 122 and maxillaria 132 how much, supporting construction 136 and the support slot 191 of side direction, and the internal force that depends on mutually between different elements.In one embodiment, put in the use that pressure on the operating mechanism 127 will be transferred to rotary axis module 125, hole 153 and down to the elongated bodies 154 of linear support member 150.Illustrate as Fig. 3 and Fig. 8 A, operating mechanism 127 is the extension of rotary axis module 125.Operating mechanism 127 outwards and with an angle extends downwards.The linear support member 150 asymmetric loads of plastic cement are given in the extension design of operating mechanism 127, and make the outer end of conjunctivus 122 produce lateral movement.For the outer end of avoiding conjunctivus 122 produces lateral movement, the present invention adds the novel features of lateral support structure 136 and support slot 191.For instance, operating mechanism 127 can absorb the part initial load that user is bestowed dilator 100, and so two supported holes 153 of linear support member 150 just can bear asymmetric load.These be applied to asymmetric load on the linear support member 150 will be directed to down with forward.Asymmetric load forward causes the side force on the elongated bodies 154 of linear support member 150.This side force can cause the elongated bodies distortion of linear support member in known dilator, also may cause non-essential dilator mandible motion or rotating shaft to damage.In the present embodiment, lateral support structure 136 and support slot 191 absorbs forward asymmetric external force and thereby the prevent distortion of elongated bodies 154 of linear support member 150 of essence.Because the torsion that linear support member 150 bears reduces, so the decline of the distortion trend of linear support member 150, and the linear support member 150 of the plastic cement system of allowing is applied on the dilator 100.
In the process of using dilator 100, for example: gynecological's diagnosis and treatment process, dilator 100 is inserted into the vagina of sufferer.Vaginal wall is then exerted pressure or is loaded on the conjunctivus 122 and maxillaria 132 of dilator 100.Because the unique design of the lateral support structure 136 of the lower member 130 of dilator 100, so conjunctivus 122 can shift this with maxillaria 132 and is loaded to linear support member 150 and operating mechanism 127.Supporting construction 136 can support side loading and normal load on average is dispersed to linear support member 150 and operating mechanism 127 downwards.This makes to have enough big bearing capacity in this relative zonule, and avoids the lateral movement of conjunctivus or the rotating shaft damage of conjunctivus.
When gynecological's diagnosis and treatment process is operated dilator 100 of the present invention, conjunctivus 122 will insert the intravaginal of sufferer with closed condition with maxillaria 132.Closed condition can refer to that conjunctivus 122 and maxillaria 132 close fully, refers to that perhaps conjunctivus 122 and maxillaria 132 parts close.Then, by pressing lifting foot 155, make linear support member 150 move up up to the opening angle of expectation.The latch 159 of lifting foot 155 is fastened in the block piece processed 131 of handle portion 134 outer surfaces.In one embodiment, when reaching the opening angle of expectation, the operating mechanism 127 of rotary axis module 125 makes conjunctivus 122 and maxillaria 132 separate with an angle pressurized.Latch on the angle arm 157 is fastened in the breach 126 of rotary axis module 125, makes dilator 100 maintain open position.Can put bright light source 160 with the scene of illumination operation and check.The insulating trip switch 165 that removes light source 160 can be lighted light emitting diode 164.Diagnosis and treatment process last, insulating trip switch 165 can be turned back to turn off light emitting diode 164 again.Should be appreciated that disclosed dilator 100 can manufacture different sizes, every sufferer like this could be used the dilator 100 of suitable dimension.As long as dilator 100 can be kept the integrity of structure, dilator 100 can use the plastic material manufacturing of varying strength according to particular demands.For instance, compared to the employed dilator 100 of colpohysterectomy (Vaginal hysterectomy), the Pap test of routine (Papanicolaou test; PAP test) can use more low intensive dilator 100.
In one embodiment, dilator 100 provides adjustable conjunctivus 122 and adjustable maxillaria 132, to expand in the process of using dilator 100.Provide the device of adjustable mandible can expand the horizontal adjustable mandible of mandible width including but not limited to using, and the vertical adjustable mandible that can expand mandible length.These adjustable mandibles can be taken in partially or completely.
In one embodiment, dilator 100 provides the heater of conjunctivus 122 or maxillaria 132.Provide the comfort of extra warm reinforcement sufferer also to help sufferer to loosen vaginal area by heater.Heater is including but not limited to using heater coil in the hollow region of mandible, and in the hollow region of mandible, use in air can oxidation chemical powder.In one embodiment, dilator 100 comprises the heater coil that is positioned at conjunctivus 122 and maxillaria 132, and the temperature increase with mandible is extremely consistent with body temperature whereby.In one embodiment, heater coil can be by built-in illuminating source 160 employed battery 166 power supplies.In one embodiment, heater coil can pass through other different battery powered.
In one embodiment, dilator 100 provides the terminal camera wafer of installing to observe medical procedure to catch real time information and (/ or).The camera wafer can store and catch information and link to computer software analysis information.The information that the camera wafer catches can be used as to be analyzed labia, vagina and cervical cell and observes unusual the use.
In one embodiment, dilator 100 provides pressure rule, monitors whereby from dilator 100 to act on vagina or act on the pressure of dilator 100 from vagina, also can monitor the elasticity of vaginal canal.Pressure rule can be similar to strain gauge, also can in be built in the dilator 100, be arranged at rotary axis module 125 places.
In one embodiment, dilator 100 provides hydrogen ionexponent (pondus hydrogenii; PH) reagent paper or pH value detect meter, accurately measure the acid-base value of vagina whereby rapidly.PH value reagent paper or pH value detect meter and can immerse in the vaginal secretions to obtain pH value on gynecologial examination or point of operating any time.
In one embodiment, dilator 100 provides and comprises wherein any one or boths' device of lubricated conjunctivus 122 and maxillaria 132.Lubricated mandible can allow the vagina inside of dilator 100 easier insertion sufferers, and moistening working environment is provided in gynecological or surgical procedures.
In one embodiment, the body of conjunctivus 122 and/or maxillaria 132 has hollow region as the passage of lubricant, and has the release aperture of lubricant from the teeth outwards.
In one embodiment, dilator 100 is packaged in the lubricant of certain dosage in the hollow region of mandible.Lubricant sees through the hole on mandible surface and discharges, for example: by the button in the squeeze grip portion 134.In one embodiment, dilator can comprise the external port that can be attached syringe.Syringe has lubricant, and through external port lubricant is supplemented in the mandible.
A kind of method of vaginal dilation comprises provides a deserted vaginal dilator.This dilator has upper member, lower member, and linear support member.Upper member comprises conjunctivus.Lower member comprises maxillaria and one or more lateral support beam.Brace summer extends downwards from maxillaria is inboard.The linear support member connects upper member and lower member.Like this linear support structural engagement lateral support beam, and engage and extend to the outer rotary manipulation mechanism of conjunctivus and extend linear support member from lower member.The linear support member is vertical movable in the upright track of handle portion one side that is positioned at lower member.The method of vaginal dilation also comprises to be inserted the conjunctivus of dilator and maxillaria in the vaginal opening, and creates work space between conjunctivus and maxillaria, thus vaginal dilation.
Also have disclosed document all to merge at this with reference to its globality in these all patents of quoting and application thereof.Several above-mentioned disclosed embodiments and other features and function or its replacement scheme can optionally be incorporated in a plurality of other different systems or application.
Though the present invention discloses as above with embodiment; so it is not in order to limit the present invention; anyly be familiar with this skill person; without departing from the spirit and scope of the present invention; when can being used for a variety of modifications and variations, so protection scope of the present invention is as the criterion when looking the scope that appending claims defines.
Claims (10)
1. a dilator is characterized in that, comprises:
One upper member comprises:
One conjunctivus has an outer end and a inner;
One lower member comprises:
One maxillaria has an outer end and inner and have a left side and a right side when from this inner observation of this maxillaria, and this maxillaria comprises:
One supporting construction, this supporting construction are positioned at this inner of this maxillaria and extend perpendicularly on this right side or this left side of this maxillaria; And
Leader portion extends downwards from this inner of this maxillaria, and defines a upright track; And
One linear support member has a inner, an outer end and an elongated bodies, and this inner of this linear support member is articulated in this inner of this conjunctivus, and this elongated bodies is between this inner and this outer end of this linear support member;
Wherein, this elongated bodies of this linear support member is slidably engaged this upright track of this handle portion; And
Wherein, this linear support member is formed with a support slot, be slidingly matched this supporting construction of this maxillaria of this support slot.
2. dilator according to claim 1 is characterized in that, defined this upright track of this handle portion is arranged at the opposite side to this supporting construction on this left side that should maxillaria or this right side.
3. dilator according to claim 1 is characterized in that, this upper member also comprises a rotary axis module, and this rotary axis module is arranged at this inner of this conjunctivus, and this rotary axis module comprises a countershaft brace summer and grows from the two opposite sides side direction of this conjunctivus; And
Wherein, this outer end of this linear support member is formed with pair of holes, and this articulates and cooperate respectively those rotating shaft brace summers of this rotary axis module to the hole.
4. dilator according to claim 3 is characterized in that, this rotary axis module of this upper member also comprises an operating mechanism, and this operating mechanism outwards and downwards extends with the angle of this conjunctivus of this upper member from this conjunctivus with one.
5. dilator according to claim 4, it is characterized in that, this linear support member comprises an angle arm, this angle arm extends back and has latch from this elongated bodies, and wherein this operating mechanism of this rotary axis module is formed with a breach, this angle arm extends into this breach of this operating mechanism and this latch of this angle arm can join the part that this operating mechanism defines this breach to with unloading, whereby this operating mechanism is fastened in this angle arm.
6. dilator according to claim 1 is characterized in that, this elongated bodies of defined this upright track of this handle portion of this lower member and this linear support member is the T font.
7. dilator according to claim 1, it is characterized in that, this handle portion of this lower member is formed with a plurality of block pieces processed, those block pieces processed form downwards from an outer end of this upright track, and this linear support member comprises a latch, extend downwards and forward with an angle this outer end of this latch and this linear support member, this latch can engage in the vertical direction with unloading this handle portion those block pieces processed one of them, so as to fixing this linear support member.
8. dilator according to claim 7, it is characterized in that, this linear support member comprises lifting foot, this lifting foot extends upward from this this elongated bodies one segment distance of interval, outer end of this linear support member, this lifting foot is by pressing of a user this linear support member that moves up, and makes wherein another person of those block pieces processed that this latch of this linear support member can engage this handle portion with unloading.
9. dilator according to claim 1 is characterized in that, this upper member, this lower member and this linear support member are all made by plastic material.
10. dilator according to claim 1, it is characterized in that this handle portion of this lower member is formed with a depression, and this dilator also comprises a light source, this light source is arranged at this depression, and optionally with ray cast between this conjunctivus and this maxillaria.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711159829.6A CN107669240B (en) | 2012-02-17 | 2012-02-17 | Disposable dilator with lateral stabilizing mechanism |
| CN201210039204.7A CN103252015B (en) | 2012-02-17 | 2012-02-17 | Has the deserted expander of lateral stability mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210039204.7A CN103252015B (en) | 2012-02-17 | 2012-02-17 | Has the deserted expander of lateral stability mechanism |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711159829.6A Division CN107669240B (en) | 2012-02-17 | 2012-02-17 | Disposable dilator with lateral stabilizing mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103252015A true CN103252015A (en) | 2013-08-21 |
| CN103252015B CN103252015B (en) | 2017-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210039204.7A Active CN103252015B (en) | 2012-02-17 | 2012-02-17 | Has the deserted expander of lateral stability mechanism |
| CN201711159829.6A Active CN107669240B (en) | 2012-02-17 | 2012-02-17 | Disposable dilator with lateral stabilizing mechanism |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711159829.6A Active CN107669240B (en) | 2012-02-17 | 2012-02-17 | Disposable dilator with lateral stabilizing mechanism |
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| CN (2) | CN103252015B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109965837A (en) * | 2019-04-22 | 2019-07-05 | 王英梅 | A kind of vaginal dilator of built-in expansion load mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3716047A (en) * | 1970-12-21 | 1973-02-13 | Welch Allyn Inc | Disposable light-conductive speculum |
| US5499964A (en) * | 1994-09-16 | 1996-03-19 | Welch Al Iyn, Inc. | Speculum with smoke evacuation channel |
| CN101287404A (en) * | 2005-04-01 | 2008-10-15 | 韦尔奇阿林公司 | Lighting assembly used with vagina speculum apparatus |
| US20090312610A1 (en) * | 2008-06-13 | 2009-12-17 | Obp Corporation | Disposable Speculums Having Single-Sided Support and Operating Mechanism |
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2012
- 2012-02-17 CN CN201210039204.7A patent/CN103252015B/en active Active
- 2012-02-17 CN CN201711159829.6A patent/CN107669240B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3716047A (en) * | 1970-12-21 | 1973-02-13 | Welch Allyn Inc | Disposable light-conductive speculum |
| US5499964A (en) * | 1994-09-16 | 1996-03-19 | Welch Al Iyn, Inc. | Speculum with smoke evacuation channel |
| CN101287404A (en) * | 2005-04-01 | 2008-10-15 | 韦尔奇阿林公司 | Lighting assembly used with vagina speculum apparatus |
| US20090312610A1 (en) * | 2008-06-13 | 2009-12-17 | Obp Corporation | Disposable Speculums Having Single-Sided Support and Operating Mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107669240A (en) | 2018-02-09 |
| CN107669240B (en) | 2020-06-26 |
| CN103252015B (en) | 2017-12-12 |
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