CN103463719A - Laryngeal mask united air breather with full built-in tracheal catheter - Google Patents
Laryngeal mask united air breather with full built-in tracheal catheter Download PDFInfo
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- CN103463719A CN103463719A CN2013104615848A CN201310461584A CN103463719A CN 103463719 A CN103463719 A CN 103463719A CN 2013104615848 A CN2013104615848 A CN 2013104615848A CN 201310461584 A CN201310461584 A CN 201310461584A CN 103463719 A CN103463719 A CN 103463719A
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Abstract
The invention discloses a laryngeal mask united air breather with a full built-in tracheal catheter, which comprises a tube body, a pushing structure and a telescopic connecting tube; the tube body comprises a laryngeal mask catheter and the tracheal catheter fully arranged in the laryngeal mask catheter; the pushing structure is used for pushing an air outlet part of the tracheal catheter out from the laryngeal mask catheter; the telescopic connecting tube is fully arranged in the laryngeal mask catheter and air inlet parts of the laryngeal mask catheter and the tracheal catheter are respectively, hermetically and correspondingly connected with two ends of the telescopic connecting tube. According to the laryngeal mask united air breather with the full built-in tracheal catheter, two breathing methods of the tracheal catheter and a laryngeal mask can be conveniently converted, air can be effectively prevented from leaking from the gaps between the tracheal catheter and the laryngeal mask catheter, the sealing effect is good, and meanwhile, the manufacturing process is simplified and the production efficiency is improved.
Description
Technical field
The present invention relates to the medical apparatus technique field, be specifically related to the complete built-in laryngeal mask associating breather of a kind of endotracheal tube.
Background technology
The operation that anaesthetizes sb. generally the time need to carry out assisted respiartion to keep the General Anesthesia Undergoing hemodynamic stability to surgical patient, assisted respiartion breather commonly used comprises endotracheal tube breather and laryngeal mask respiratory ventilation device.
The tracheal tube that the endotracheal tube breather consists of an elongated tubular forms, and at the far-end of elongated tubular, is furnished with an inflatable sacculus.In operating process, the far-end of tracheal tube is inserted into patient's oral cavity, and enters in patient's trachea through throat's entrance (or being called the glottis opening) of patient.Once this tracheal tube is so positioned, described inflated is formed to sealing to the inner passage of trachea.After forming sealing, the near-end of this tracheal tube is applied to normal pressure and inflate with the lung to patient.The advantage of endotracheal tube is, it can bear larger sealing load, is difficult for gas leakage.And its major defect is, be difficult to suitably tracheal tube be inserted, too high to the specification requirement of actual operator.Except this major defect, also there is the other defect be associated with tracheal tube.For example, tracheal tube often makes patient feel violent " having sore throat ".This " having sore throat " is mainly caused by the friction between described tracheal tube and patient's cartilaginous tissue, can also cause the violent cough reflex of patient.
Contrary with tracheal tube, laryngeal mask airway device can insert relatively easily in the patient body and set up a respiration channel.In addition, laryngeal mask airway device is that the reason that a kind of " can make us bearing " installs is: even it is inserted improperly, this laryngeal mask airway device still can be set up a respiration channel.Therefore, laryngeal mask airway device often is considered to a kind of " help " device.In addition, can only by head, neck and oral cavity to patient, carry out less control action just can insert laryngeal mask airway device.In addition, this laryngeal mask airway device does not need to contact with the inner passage of trachea sensitivity just can be to patient's lung inflation, and the size of the respiration channel of being set up by this laryngeal mask airway device significantly is greater than the size of the respiration channel of being set up by tracheal tube.And the major defect of laryngeal mask airway device is, cost is high, and sealing load is too small and to cause gas leakage, patient's position to require high, to other special postures patient easily displacement cause controlling and ventilate unsuccessfully.
Current endotracheal tube breather and laryngeal mask airway device are generally separately independently assisted respirator, its mutual replacing is very inconvenient, and in the conversion breathing pattern, often easily cause due to the anesthesia early extubation, make air flue produce a series of complication that hypersusceptibility causes, make operation have unpredictable unfavorable factor.
Although, the built-in laryngeal mask of trachea appears in some patent documentations, as Chinese patent ZL02819802.6 and U.S. Pat 5303697, but, its endotracheal tube is not built in the laryngeal mask conduit fully, in actual replace tubes operating process, endotracheal tube easily comes off, and the update of endotracheal tube is also inconvenient.
For this reason, Chinese utility model patent application 201320086145.9 discloses the complete built-in laryngeal mask associating breather of a kind of endotracheal tube, and this device comprises body, cover body, aerating and exhaust device, pushing structure and sealing device; Described body comprises the laryngeal mask conduit and is built in the endotracheal tube in the laryngeal mask conduit fully, and the section of giving vent to anger of described endotracheal tube is provided with the endotracheal tube air bag; Described cover body combines with the described laryngeal mask conduit section of giving vent to anger; Described pushing structure comprises the impeller be arranged on described endotracheal tube intake section and the guide hole that is arranged on described laryngeal mask conduit intake section, and described pushing structure can be by the section of giving vent to anger of described endotracheal tube mobile release from described laryngeal mask conduit; Described aerating and exhaust device comprises the first aerating and exhaust device and the second aerating and exhaust device, described the first aerating and exhaust device is connected with described cover body with described endotracheal tube air bag with the second aerating and exhaust device is corresponding respectively, with realization, described endotracheal tube air bag and cover body is carried out the function of inflation/deflation.After the systemic induction of anesthesia, patient realizes disappearance, first the complete built-in laryngeal mask associating breather of endotracheal tube is made as to laryngeal mask function operation state, be that endotracheal tube is concealed in the laryngeal mask conduit, the intake section of laryngeal mask conduit is connected with respirator, this associating breather is inserted in patient's pharyngeal cavity, cover body is the locating cover door of stopping talking, laughing, or crying correctly, by the second aerating and exhaust device, cover body is inflated, make in its pharyngeal cavity that is fixed on patient, promotion is fixed on the impeller on the endotracheal tube intake section, and endotracheal tube is slided along the laryngeal mask conduit cavity.Now, endotracheal tube is pushed among patient's air flue by patient's glottis, this associating breather changes endotracheal tube into and inserts duty, by the first aerating and exhaust device, the endotracheal tube air bag is inflated, make among its air flue that is fixed on patient, by the second aerating and exhaust device, cover body is exitted again, to complete installation.This just makes the update of endotracheal tube easy, and can effectively prevent that endotracheal tube from coming off.After operation finishes, according to the clinical anesthesia operating instructions, controlling the first aerating and exhaust device is exitted to the endotracheal tube air bag, endotracheal tube in patient airway is extracted out, endotracheal tube and patient airway break away from, stir impeller and make the endotracheal tube rollback, endotracheal tube is concealed in the laryngeal mask conduit again, and this associating breather just changes laryngeal mask function operation state into.After patient is clear-headed, by the second aerating and exhaust device, cover body is exitted, this associating breather is extracted from patient's pharyngeal cavity.And in order effectively to prevent gas leakage, described sealing device comprises the first sealing device and the second sealing device, wherein, described the first sealing device is located at the described laryngeal mask conduit intake section outside, be mainly used in sealing described guide hole, prevent that gas from leaking from guide hole, and described the second sealing device is mainly used in preventing the gas leakage between endotracheal tube and laryngeal mask conduit, it wherein a kind of structure be to comprise sleeve pipe and sealing ring, described sleeve pipe upper end and laryngeal mask conduit intake section sealing combination, and endotracheal tube is socketed outside described sleeve pipe, described sealing ring is fixedly installed on the endotracheal tube inwall, and can move with endotracheal tube, and in the endotracheal tube moving process, the position of sealing ring is positioned on the sleeve pipe lower end all the time, the gap of gas between endotracheal tube and laryngeal mask conduit, leak preventing.But, the second sealing device of this spline structure, because sealing ring can together move along with endotracheal tube, therefore still there is gap between sealing ring and sleeve pipe, not only make endotracheal tube easily come off from sleeve pipe, and gas still can be leaked between endotracheal tube and laryngeal mask conduit the gap between sealing ring and sleeve pipe, finally be leaked to the body outside, sealing effectiveness is poor.Simultaneously, due in the moving process of endotracheal tube, the position of sealing ring is positioned on the sleeve pipe lower end all the time, so in the process of making, must control strictly, exactly the length of sleeve pipe and the movable distance relation between the two of endotracheal tube, the complexity that this has just increased processing technology, be unfavorable for the raising of work efficiency.
Summary of the invention
Technical problem to be solved by this invention is to provide the complete built-in laryngeal mask associating breather of a kind of endotracheal tube, it can prevent from leaking the gap of gas between endotracheal tube and laryngeal mask conduit effectively, good sealing effect, and facilitate two kinds of vent method conversions of endotracheal tube and laryngeal mask, can also simplify processing technology, enhance productivity simultaneously.
For addressing the above problem, the technical solution adopted in the present invention content is specific as follows:
The complete built-in laryngeal mask associating breather of a kind of endotracheal tube, it comprises:
Body, this body comprises the laryngeal mask conduit and is built in the endotracheal tube in the laryngeal mask conduit fully;
Pushing structure, this pushing structure is for releasing the section of giving vent to anger of described endotracheal tube from described laryngeal mask conduit is mobile;
Scalable connection tube, this scalable connection tube is built in the laryngeal mask conduit fully, and the intake section of described laryngeal mask conduit and the endotracheal tube two ends of corresponding this scalable connection tube that is tightly connected respectively.
When needs are used endotracheal tube, can utilize pushing structure to promote endotracheal tube, the intake section of endotracheal tube is released from the laryngeal mask conduit, very convenient.Simultaneously because the present invention has adopted the be tightly connected intake section of endotracheal tube and laryngeal mask conduit of scalable connection tube, make can only directly enter into from laryngeal mask conduit intake section the inside of endotracheal tube from the gas of respirator, prevented from leaking the gap of gas between endotracheal tube and laryngeal mask conduit good sealing effect.
And with respect to the intake section that adopts sleeve pipe fitted seal circle of the prior art to go to be tightly connected endotracheal tube and laryngeal mask conduit, adopt scalable connection tube can more easily control the movable distance relation between the two of himself length and endotracheal tube, simplify processing technology, be conducive to the raising of work efficiency.
As the improvement structure of scalable connection tube, described scalable connection tube is flexible retractable connecting tube.
Preferably, described flexible retractable connecting tube is corrugated tube or rubber tube.
As the first structure of pushing structure, described pushing structure comprises the impeller that is arranged on described endotracheal tube intake section and is arranged on the guide hole of described laryngeal mask conduit intake section; Described impeller moves in described laryngeal mask conduit for promote described endotracheal tube when finger penetrates described guide hole.
Preferably, described impeller is push rod.
When the present invention adopts the pushing structure of the first structure, in order to prevent gas, from guide hole, leak, preferably, the present invention also comprises the sealing slip lid for the described guide hole of movable sealing; Described sealing slip lid can slide along the outer wall of described laryngeal mask conduit.The sealing slip lid, by slidably reciprocating, seals or opens described guide hole.
Further preferably, described laryngeal mask conduit intake section surface has cylindrical protrusion section, and described guide hole is arranged in this cylindrical protrusion section, in this cylindrical protrusion section, also is provided with the guide groove for guiding described sealing slip lid to slide.
As the second structure of pushing structure, described pushing structure comprises the impeller that is arranged on described endotracheal tube intake section and is arranged on the guide hole of described laryngeal mask conduit intake section; The described impeller described guide hole that is slidably connected.Slide in guide hole and can promote described endotracheal tube and move in described laryngeal mask conduit by stirring impeller.
Preferably, described impeller is push button.
When the present invention adopts the pushing structure of the second structure, in order to prevent gas, from guide hole, leak, the first preferred structure is: the present invention also comprises seal cover, and described seal cover is for sealing the described guide hole of snapping.
The second preferred structure is: the present invention also comprises that to be sleeved on described laryngeal mask conduit outside and rotate to seal actively the seal ring set of described guide hole by himself centered by the laryngeal mask conduit; Described seal ring set is provided with block button hole; Described impeller also can slide in described block button hole.
It should be noted that, in above-mentioned the second preferred structure, described seal ring set and described laryngeal mask conduit can fit tightly by frictional force, thereby described seal ring set is combined on described laryngeal mask conduit rotationally.
And, in the second preferred structure, as another kind, seal ring set being combined in to the supravasal improvement structure of laryngeal mask rotationally, described laryngeal mask catheter outer surface is provided with projection, and described seal ring set inner surface is provided with the chute that holds described projection.Due to the circumference setting of this chute along described seal ring set inner surface, and described projection is contained in described chute, thereby described seal ring set is combined on described laryngeal mask conduit rotationally.
In above-mentioned the second preferred structure, more preferably, described block button hole is comprised of vertical draw-in groove and horizontal draw-in groove, and described vertical draw-in groove is with laterally pocket set is synthetic L shaped.Wherein, this horizontal draw-in groove, as location structure, has limited the lateral attitude of impeller, thereby realizes the function of seal ring set movable sealing guide hole.
Perhaps, in above-mentioned the second preferred structure, more preferably, described block button hole is comprised of upper horizontal draw-in groove, lower horizontal draw-in groove and vertical draw-in groove, and described horizontal draw-in groove, lower horizontal draw-in groove and vertical pocket set are synthetic Z-shaped.Wherein, on this, horizontal draw-in groove and lower horizontal draw-in groove, as location structure, have limited the lateral attitude of impeller, can realize equally utilizing seal ring set guide hole to be carried out to the function of movable sealing.
Structure as a further improvement on the present invention, the section of giving vent to anger of described laryngeal mask conduit combines with a cover body; Also be provided with the endotracheal tube air bag in the section of giving vent to anger of described endotracheal tube.
Preferably, the intake section of described laryngeal mask conduit is provided with for connecting the joint of respirator.
Preferably, the present invention also comprises an aerating and exhaust device, and described aerating and exhaust device comprises the first aerating and exhaust device be connected with described endotracheal tube air bag and the second aerating and exhaust device be connected with described cover body.
More preferably, the second aerating and exhaust device charges and discharge trachea near described tube wall setting.
Compared to existing technology, beneficial effect of the present invention is:
(1) the present invention is by arranging a scalable connection tube to utilize its two ends to remove to seal respectively the intake section of laryngeal mask conduit and endotracheal tube, make can only directly enter into from laryngeal mask conduit intake section the inside of endotracheal tube from the gas of respirator, prevented from leaking the gap of gas between endotracheal tube and laryngeal mask conduit good sealing effect.
(2) with respect to available technology adopting sleeve pipe fitted seal circle go the to be tightly connected intake section of laryngeal mask conduit and endotracheal tube, adopt this scalable connection tube can more easily control the movable distance relation between the two of himself length and endotracheal tube, simplify processing technology, be conducive to the raising of work efficiency.
(3) use flexible retractable connecting tube go the to be tightly connected intake section of laryngeal mask conduit and endotracheal tube, the endotracheal tube of can being more convenient for moves around in the laryngeal mask conduit, and, adopt corrugated tube or rubber tube more to be conducive to reduce produce as flexible retractable connecting tube and give birth to this.
(4) adopt seal cover to remove to seal actively guide hole, when in use, sealing is covered to the guide hole that is tightly connected, thereby can prevent that gas from leaking from guide hole, not only simple in structure, and be conducive to further reduce production costs.
(5) by the second aerating and exhaust device charge and discharge trachea near described tube wall setting, make monnolithic case of the present invention compacter, saved parking space.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of description, and for above and other purpose of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
The accompanying drawing explanation
The structural representation that Fig. 1 is the complete built-in laryngeal mask associating breather the first embodiment of endotracheal tube of the present invention;
Fig. 2 is the structural representation of Fig. 1 under sealing slip lid open mode;
Fig. 3 is the structural representation of Fig. 2 under endotracheal tube release state;
The perspective view that Fig. 4 is the cylindrical protrusion section in Fig. 1;
The structural representation that Fig. 5 is the complete built-in laryngeal mask associating breather the second embodiment of endotracheal tube of the present invention;
Fig. 6 is the structural representation of Fig. 5 under endotracheal tube release state;
The structural representation of the modified embodiment of the block button hole that Fig. 7 is Fig. 5;
The cut away view of the A-A direction that Fig. 8 is Fig. 5;
Fig. 9 is the sectional drawing of seal ring set in rotary state in Fig. 8;
The structural representation that Figure 10 is complete built-in the third embodiment of laryngeal mask associating breather of endotracheal tube of the present invention;
Figure 11 is the structural representation of Figure 10 under endotracheal tube release state.
In figure: 1, body; 11, laryngeal mask conduit; 111, guide hole; 112, projection; 12, endotracheal tube; 121, endotracheal tube air bag; 122, push rod; 123, push button; 13, joint; 14, corrugated tube; 2, cover body; 3, sealing device; 31, cylindrical protrusion section; 311, guide groove; 32, sealing slip lid; 33, seal ring set; 34, block button hole; 35, seal cover; 4, the first aerating and exhaust device; 5, the second aerating and exhaust device.
The specific embodiment
Basic operation process of the present invention is as follows:
The present invention can be divided into laryngeal mask function operation state and the endotracheal tube function is inserted two kinds of forms of duty.After the systemic induction of anesthesia, patient realizes disappearance, first the present invention is made as to laryngeal mask function operation state, endotracheal tube 12 is concealed in laryngeal mask conduit 11, and joint 13 is connected with respirator, the present invention is inserted in patient's pharyngeal cavity, cover body 2 is the locating cover door of stopping talking, laughing, or crying correctly, by 5 pairs of cover bodies 2 of the second aerating and exhaust device, is inflated, and makes in its pharyngeal cavity that is fixed on patient, promotion is fixed on the impeller on endotracheal tube 12 intake sections, and endotracheal tube 12 is slided along laryngeal mask conduit 11 inner chambers.Now, endotracheal tube 12 is pushed among patient's air flue by patient's glottis, the present invention changes endotracheal tube into and inserts duty, by 4 pairs of endotracheal tube air bags 121 of the first aerating and exhaust device, inflated, make among its air flue that is fixed on patient, by 2 venting of 5 pairs of cover bodies of the second aerating and exhaust device, complete installation of the present invention again.
After operation finishes, according to the clinical anesthesia operating instructions, controlling 4 pairs of endotracheal tube air bags 121 of the first aerating and exhaust device is exitted, endotracheal tube 12 in patient airway is extracted out, endotracheal tube 12 breaks away from patient airway, stir impeller and make endotracheal tube 12 rollbacks, endotracheal tube 12 is concealed in laryngeal mask conduit 11 again, and the present invention changes laryngeal mask function operation state into.After patient is clear-headed, by 5 pairs of cover bodies 2 of the second aerating and exhaust device, exitted, the present invention is extracted from patient's pharyngeal cavity.
Reach for further setting forth the present invention technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to foundation the specific embodiment of the present invention, structure, feature and effect thereof, be described in detail as follows:
Embodiment mono-
Shown in Fig. 1 to Fig. 4 is the first embodiment of the complete built-in laryngeal mask associating breather of endotracheal tube of the present invention, it comprises body 1, this body 1 comprises laryngeal mask conduit 11 and is built in the endotracheal tube 12 in described laryngeal mask conduit 11 fully, the intake section of laryngeal mask conduit 11 is provided with the joint 13 for connecting respirator, and the section of giving vent to anger of endotracheal tube 12 is provided with endotracheal tube air bag 121; Cover body 2, this cover body 2 combines with the section of giving vent to anger of laryngeal mask conduit 11; Pushing structure, this pushing structure comprises the impeller that is arranged on described endotracheal tube 12 intake sections and is arranged on the guide hole 111 on described laryngeal mask conduit 11 intake sections, described pushing structure for by the section of giving vent to anger of described endotracheal tube 12 from mobile release of described laryngeal mask conduit 11; Sealing device 3, sealing device 3 comprises the second sealing device and the first sealing device, described the second sealing device is one to be built in the scalable connection tube in described laryngeal mask conduit 11 fully, and the two ends of this scalable connection tube both intake sections of corresponding and laryngeal mask conduit 11 and endotracheal tube 12 respectively are tightly connected; Described the first sealing device is for sealing actively described guide hole 111; Aerating and exhaust device, this aerating and exhaust device is for carrying out inflation/deflation to described endotracheal tube air bag 121 and cover body 2.
It should be noted that, described impeller for promoting described endotracheal tube 12 in the interior movement of described laryngeal mask conduit 11 when finger penetrates described guide hole 111.
When needs are used endotracheal tube 12, can promote the impeller of endotracheal tube 12 intake sections, endotracheal tube 12 is released from laryngeal mask, very convenient.Simultaneously owing to being provided with sealing device 3, in use, utilize the first sealing device can prevent that gas from leaking from guide hole 111, and utilize scalable connection tube as the second sealing device both intake sections of endotracheal tube 12 and laryngeal mask conduit 11 that go to be tightly connected, make can only directly enter into from laryngeal mask conduit 11 intake sections the inside of endotracheal tube 12 from the gas of respirator, prevented from leaking the gap of gas between endotracheal tube 12 and laryngeal mask conduit 11, good sealing effect, effectively prevented the appearance of gas leak phenomenon, and with respect to adopting in prior art by formed the second sealing device of sleeve pipe fitted seal circle both intake sections of laryngeal mask conduit 11 and endotracheal tube 12 that go to be tightly connected, adopt scalable connection tube can more easily control the movable distance relation between the two of himself length and endotracheal tube 12, simplified processing technology, be conducive to the raising of work efficiency.
Particularly, described scalable connection tube is flexible retractable connecting tube, is convenient to endotracheal tube 12 and moves around in laryngeal mask conduit 11.
Particularly, described flexible retractable connecting tube is corrugated tube 14 or rubber tube (not shown) or other any flexible retractable connecting tubes identical with corrugated tube 14 or rubber tube function.And, adopt corrugated tube 14 or rubber tube more to be conducive to reduce produce as flexible retractable connecting tube and give birth to this.
In order to prevent that gas from leaking from guide hole 111, particularly, the first sealing device of the present invention comprises the sealing slip lid 32 for the described guide hole 111 of movable sealing, and described sealing slip lid 32 can slide along the outer wall of described laryngeal mask conduit 11.Sealing slip lid 32, by slidably reciprocating, seals or opens described guide hole 111.
More specifically, as shown in Figure 4, described laryngeal mask conduit 11 intake section surfaces have cylindrical protrusion section 31, and described guide hole 111 is arranged in this cylindrical protrusion section 31, in this cylindrical protrusion section 31, also are provided with the guide groove 311 for guiding described sealing slip lid 32 to slide.When sealing slip lid 32 slides to the right along guide groove 311, just can seal and be positioned at the guide hole 111 that sealed sliding is covered 32 right sides, and, when sealing slip lid 32 slides, just can open described guide hole 111 left.
Particularly, described impeller is push rod 122.
When along guide hole 111, promoting push rod 122, endotracheal tube 12 is pushed out, and endotracheal tube 12 is pushed into by patient's glottis among patient airway, and the present invention changes endotracheal tube into and inserts duty.When endotracheal tube 12 stretch out the arrival extreme position, can close sealing slip lid 32, thus sealing guide hole 111.While regaining endotracheal tube 12, open sealing slip lid 32, promote push rod 122 and make built-in endotracheal tube 12 rollbacks, endotracheal tube 12 is concealed in laryngeal mask conduit 11 again.
For endotracheal tube air bag 121 and cover body 2 are carried out to inflation/deflation, particularly, described aerating and exhaust device comprises the first aerating and exhaust device 4 be connected with described endotracheal tube air bag 121 and the second aerating and exhaust device 5 be connected with described cover body 2.
As the more excellent embodiment of the first embodiment, the trachea that charges and discharge of the second aerating and exhaust device 5 arranges (not shown) near described body 1 outer wall, makes monnolithic case of the present invention compacter, has saved parking space.
Embodiment bis-
Shown in Fig. 5 to Fig. 9 is the second embodiment of the complete built-in laryngeal mask associating breather of endotracheal tube of the present invention, and its difference from the first embodiment is that pushing structure and the first sealing device have all adopted different structures to go to realize promoting the function of endotracheal tube 12 and movable sealing guide hole 111 in laryngeal mask conduit 11.Wherein, the concrete structure of the first sealing device of the second embodiment and pushing structure is as follows:
Described pushing structure comprises the impeller that is arranged on described endotracheal tube 12 intake sections and is arranged on the guide hole 111 of described laryngeal mask conduit 11 intake sections; The described impeller described guide hole 111 that is slidably connected.Slide in guide hole 111 and can promote described endotracheal tube 12 in the interior movement of described laryngeal mask conduit 11 by stirring impeller.Described the first sealing device comprises that to be sleeved on described laryngeal mask conduit 11 outside and rotate the seal ring set 33 to seal actively described guide hole 111 centered by laryngeal mask conduit 11 by himself; Described seal ring set 33 is provided with block button hole 34; Described impeller also can slide in described block button hole 34.And in the present embodiment, preferred described impeller is push button 123.
It should be noted that, described seal ring set 33 can fit tightly by frictional force with described laryngeal mask conduit 11, thereby described seal ring set 33 is combined on described laryngeal mask conduit 11 rotationally.
Perhaps, as another kind, seal ring set 33 is combined in to the improvement structure on laryngeal mask conduit 11 rotationally, as shown in Figure 8 and Figure 9, described laryngeal mask conduit 11 outer surfaces are provided with projection 112, and described seal ring set 33 inner surfacies are provided with and hold described protruding 112 chute 331.Due to the circumference setting of this chute 331 along described seal ring set 33 inner surfacies, and described protruding 112 be contained in described chute 331, thereby described seal ring set 33 is combined on described laryngeal mask conduit 11 rotationally.
Particularly, as shown in Figure 5 and Figure 6, described block button hole 34 is comprised of vertical draw-in groove and horizontal draw-in groove, and described vertical draw-in groove is with laterally pocket set is synthetic L shaped.Wherein, this horizontal draw-in groove, as location structure, has limited the lateral attitude of impeller, thereby realizes the function of seal ring set 33 movable sealing guide holes 111.
When along guide hole 111 and block button hole 34 promotion push button 123, endotracheal tube 12 is released, and endotracheal tube 12 is pushed into by patient's glottis among patient airway, and the present invention changes endotracheal tube into and inserts duty.When push button 123 is pushed to the end of guide hole 111 and block button hole 34, endotracheal tube 12 stretch out the arrival extreme position, rotatory sealing ring set 33, make push button 123 snap fit onto horizontal draw-in groove from vertical draw-in groove, endotracheal tube 12 location of linking closely, the described guide hole 111 of seal ring set 33 sealing.When regaining endotracheal tube 12, rotatory sealing ring set 33 makes push button 123 snap fit onto vertical draw-in groove from horizontal draw-in groove, stir push button 123 and make push button 123 upward sliding in the vertical draw-in groove of guide hole 111 and block button hole 34, thereby make endotracheal tube 12 rollbacks, finally make endotracheal tube 12 again be concealed in laryngeal mask conduit 11.
Perhaps, block button hole 34 can also adopt another kind of structure, and particularly, as shown in Figure 7, described block button hole 34 is comprised of upper horizontal draw-in groove, lower horizontal draw-in groove and vertical draw-in groove, and described horizontal draw-in groove, lower horizontal draw-in groove and vertical pocket set are synthetic Z-shaped.Wherein, on this, horizontal draw-in groove and lower horizontal draw-in groove, as location structure, have limited the lateral attitude of impeller, can realize equally utilizing 33 pairs of guide holes of seal ring set 111 to carry out the function of movable sealing.
Before needs move down push button 123, rotatory sealing ring set 33, make push button 123 from horizontal draw-in groove slide in vertical draw-in groove, then the vertical draw-in groove along guide hole 111 and block button hole 34 promotes push button 123 downwards, endotracheal tube 12 is released, built-in endotracheal tube 12 is pushed into by patient's glottis among patient airway, and the present invention changes endotracheal tube into and inserts duty.When push button 123 is pushed to the end of guide hole 111 and block button hole 34, endotracheal tube 12 stretch out the arrival extreme position, rotatory sealing ring set 33, make push button 123 snap fit onto in horizontal draw-in groove from vertical draw-in groove, endotracheal tube 12 location of linking closely, the described guide hole 111 of seal ring set 33 sealing.When regaining endotracheal tube 12, rotatory sealing ring set 33 make push button 123 from horizontal draw-in groove snap fit onto in vertical draw-in groove, stir push button 123 and make push button 123 upward sliding in the vertical draw-in groove of guide hole 111 and block button hole 34, thereby make endotracheal tube 12 rollbacks, finally make endotracheal tube 12 again be concealed in laryngeal mask conduit 11.
Embodiment tri-
Shown in Figure 10 to Figure 11 is the third embodiment of the complete built-in laryngeal mask associating breather of endotracheal tube of the present invention, its difference from the second embodiment is that the first sealing device has adopted different structures to go to realize the function of movable sealing guide hole 111, wherein, the structure of the first sealing device of the third embodiment is specific as follows:
Described the first sealing device comprises seal cover 35, and described seal cover 35 is for sealing the described guide hole 111 of snapping, not only simple in structure, and is conducive to further reduce production costs.
While along guide hole 111, promoting push button 123 downwards, endotracheal tube 12 is released, and endotracheal tube 12 is pushed into by patient's glottis among patient airway, and the present invention changes endotracheal tube into and inserts duty.When push button 123 is pushed to guide hole 111, endotracheal tube 12 stretch out the arrival extreme position, cover on push button 123 by seal cover 35 and seal the described guide hole 111 of snapping, in case gas leaks from guide hole 111.When regaining endotracheal tube 12, seal cover 35 is taken apart from guide hole 111, then stir push button 123 and make push button 123 upward sliding in guide hole 111, thereby make endotracheal tube 12 rollbacks, finally make endotracheal tube 12 again be concealed in laryngeal mask conduit 11.
Laryngeal mask material of the present invention all adopts the high material of Medical patient biocompatibility to make, nontoxic non-stimulated.Cover body 2 can select soft silica gel material and design consistent with the profile of bottleneck throat, reduce to greatest extent human body stimulated, improved the sealing with throat.Laryngeal mask conduit 11 middle and upper parts are through strengthening, and convenient operation push button 123 also prevents that tooth stings flat laryngeal mask conduit 11.Endotracheal tube 12 smooth pliable, transparency is high, and anti-warpage is splendid.
The present invention is easy to use, and the structure one is simple to operate, and intubation way can convert as required at any time, and the degree of depth of endotracheal tube 12 in laryngeal mask conduit 11 can be adjusted in real time.Can produce various models, applicable all ages and classes, sex, various operation position crowd.Particularly, in the clear-headed process of patient, can at any time the endotracheal tube pattern be converted to the laryngeal mask pattern, tube drawing complication after the various anesthesia that the untoward reaction of minimizing air flue causes.
Main feature and purposes: for average of operation periods anesthesia early extubation, prevent from that tube drawing from choking to cough the complication of the airway hyper-reaction caused, prevent airway pressure generation obstacle after tube drawing, as glossoptosis, respiration inhibition etc.Be applicable to all general anesthesia operations, various age and sex, particularly brain surgical patient.
The clinical effectiveness reached of the present invention is as follows:
1) reducing the craniocerebral operations during extubation chokes and coughs that the intracranial pressure caused sharply raises, hemorrhage, Brain shift;
2) reduce the cardiovascular response that stress cause, as wound bleeding, cerebral hemorrhage, the complication such as myocardial infarction;
3) prevent that the surgical wound surface that other operations cause is hemorrhage;
4) minimizing is choked to cough and is caused abdominal pressure to raise, wound dehiscence;
5) prevent from anaesthetizing vomiting in rear asphyxia and emergence process, mistake suction, glossoptosis.
Above-mentioned embodiment is only the preferred embodiment of the present invention; can not limit the scope of protection of the invention with this, the variation of any unsubstantiality that those skilled in the art does on basis of the present invention and replacement all belong to the present invention's scope required for protection.
Claims (18)
1. the complete built-in laryngeal mask of endotracheal tube is combined breather, and it is characterized in that: it comprises:
Body, this body comprises the laryngeal mask conduit and is built in the endotracheal tube in the laryngeal mask conduit fully;
Pushing structure, this pushing structure is for releasing the section of giving vent to anger of described endotracheal tube from described laryngeal mask conduit is mobile;
Scalable connection tube, this scalable connection tube is built in the laryngeal mask conduit fully, and the intake section of described laryngeal mask conduit and the endotracheal tube two ends of corresponding this scalable connection tube that is tightly connected respectively.
2. the complete built-in laryngeal mask of endotracheal tube as claimed in claim 1 is combined breather, and it is characterized in that: described scalable connection tube is flexible retractable connecting tube.
3. the complete built-in laryngeal mask of endotracheal tube as claimed in claim 2 is combined breather, and it is characterized in that: described flexible retractable connecting tube is corrugated tube or rubber tube.
4. built-in laryngeal mask as complete as any one described endotracheal tube of claim 1-3 is combined breather, it is characterized in that: described pushing structure comprises the impeller that is arranged on described endotracheal tube intake section and is arranged on the guide hole of described laryngeal mask conduit intake section; Described impeller moves in described laryngeal mask conduit for promote described endotracheal tube when finger penetrates described guide hole.
5. the complete built-in laryngeal mask of endotracheal tube as claimed in claim 4 is combined breather, and it is characterized in that: described impeller is push rod.
6. the complete built-in laryngeal mask associating breather of endotracheal tube as claimed in claim 4, is characterized in that: also comprise the sealing slip lid for the described guide hole of movable sealing; Described sealing slip lid can slide along the outer wall of described laryngeal mask conduit.
7. the complete built-in laryngeal mask of endotracheal tube as claimed in claim 6 is combined breather, it is characterized in that: described laryngeal mask conduit intake section surface has cylindrical protrusion section, described guide hole is arranged in this cylindrical protrusion section, in this cylindrical protrusion section, also is provided with the guide groove for guiding described sealing slip lid to slide.
8. built-in laryngeal mask as complete as any one described endotracheal tube of claim 1-3 is combined breather, it is characterized in that: described pushing structure comprises the impeller that is arranged on described endotracheal tube intake section and is arranged on the guide hole of described laryngeal mask conduit intake section; The described impeller described guide hole that is slidably connected.
9. the complete built-in laryngeal mask of endotracheal tube as claimed in claim 8 is combined breather, and it is characterized in that: described impeller is push button.
10. the complete built-in laryngeal mask of endotracheal tube as claimed in claim 8 is combined breather, it is characterized in that: also comprise seal cover, described seal cover is for sealing the described guide hole of snapping.
11. the complete built-in laryngeal mask associating breather of endotracheal tube as claimed in claim 8, is characterized in that: also comprise and be sleeved on described laryngeal mask conduit outside and rotate to seal actively the seal ring set of described guide hole by himself centered by the laryngeal mask conduit; Described seal ring set is provided with block button hole; Described impeller also can slide in described block button hole.
12. the complete built-in laryngeal mask associating breather of endotracheal tube as claimed in claim 11, it is characterized in that: described laryngeal mask catheter outer surface is provided with projection, and described seal ring set inner surface is provided with the chute that holds described projection.
13. the complete built-in laryngeal mask associating breather of endotracheal tube as claimed in claim 11, it is characterized in that: described block button hole is comprised of vertical draw-in groove and horizontal draw-in groove, and described vertical draw-in groove is with laterally pocket set is synthetic L shaped.
14. the complete built-in laryngeal mask associating breather of endotracheal tube as claimed in claim 11, it is characterized in that: described block button hole is comprised of upper horizontal draw-in groove, lower horizontal draw-in groove and vertical draw-in groove, and described horizontal draw-in groove, lower horizontal draw-in groove and vertical pocket set are synthetic Z-shaped.
15. built-in laryngeal mask associating breather as complete as any one described endotracheal tube of claim 1-3, it is characterized in that: the section of giving vent to anger of described laryngeal mask conduit combines with a cover body; Also be provided with the endotracheal tube air bag in the section of giving vent to anger of described endotracheal tube.
16. the complete built-in laryngeal mask associating breather of endotracheal tube as claimed in claim 15, it is characterized in that: the intake section of described laryngeal mask conduit is provided with for connecting the joint of respirator.
17. the complete built-in laryngeal mask associating breather of endotracheal tube as claimed in claim 15, it is characterized in that: also comprise an aerating and exhaust device, described aerating and exhaust device comprises the first aerating and exhaust device be connected with described endotracheal tube air bag and the second aerating and exhaust device be connected with described cover body.
18. the complete built-in laryngeal mask associating of endotracheal tube as claimed in claim 17 breather is characterized in that: the second aerating and exhaust device charge and discharge trachea near described tube wall setting.
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| CN201310461584.8A CN103463719B (en) | 2013-09-30 | 2013-09-30 | A kind of endotracheal tube complete built-in laryngeal mask associating breather |
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| CN201310461584.8A CN103463719B (en) | 2013-09-30 | 2013-09-30 | A kind of endotracheal tube complete built-in laryngeal mask associating breather |
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| CN103463719B CN103463719B (en) | 2016-11-09 |
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Cited By (6)
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| CN104800941A (en) * | 2014-01-28 | 2015-07-29 | 广州维力医疗器械股份有限公司 | Switchable built-in tracheal catheter and laryngeal mask combined breathing device |
| WO2015113338A1 (en) * | 2014-01-28 | 2015-08-06 | 广州维力医疗器械股份有限公司 | Convertible combined ventilation device of built-in endotracheal tube and laryngeal mask |
| USD858752S1 (en) | 2018-05-21 | 2019-09-03 | Sridhar R. Musuku | Intubation device |
| US10596339B2 (en) | 2018-05-21 | 2020-03-24 | Sridhar R. Musuku | Intubation devices and methods of use |
| CN111407994A (en) * | 2020-03-31 | 2020-07-14 | 北京大学第三医院（北京大学第三临床医学院） | Laryngeal mask with telescopic tracheal catheter |
| USD921185S1 (en) | 2019-01-24 | 2021-06-01 | Sridhar R. Musuku | Intubation device |
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| CN108663239B (en) * | 2018-06-14 | 2020-07-31 | 东阳市新意工业产品设计有限公司 | Natural gas pipeline sampling device |
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| CN104800941A (en) * | 2014-01-28 | 2015-07-29 | 广州维力医疗器械股份有限公司 | Switchable built-in tracheal catheter and laryngeal mask combined breathing device |
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| CN111407994A (en) * | 2020-03-31 | 2020-07-14 | 北京大学第三医院（北京大学第三临床医学院） | Laryngeal mask with telescopic tracheal catheter |
| CN111407994B (en) * | 2020-03-31 | 2022-07-29 | 北京大学第三医院（北京大学第三临床医学院） | Laryngeal mask with telescopic tracheal catheter |
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