CN102921096B - Novel balloon dilatation pressure device capable of being operated by one hand - Google Patents
Novel balloon dilatation pressure device capable of being operated by one hand Download PDFInfo
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- CN102921096B CN102921096B CN201210438907.7A CN201210438907A CN102921096B CN 102921096 B CN102921096 B CN 102921096B CN 201210438907 A CN201210438907 A CN 201210438907A CN 102921096 B CN102921096 B CN 102921096B
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- held housing
- balloon dilatation
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Abstract
The invention discloses a novel balloon dilatation pressure device capable of being operated by one hand. The device comprises a pushrod, a handheld control assembly, a drum, a pressure gauge, a high pressure extension tube and a rotary joint, wherein the pressure gauge is arranged at the outlet of the drum, one end of the high pressure extension tube is fixedly connected with the drum, and the other end of the high pressure extension tube is fixedly connected with the rotary joint; and the pushrod penetrates through the handheld control assembly and stretches into the drum, the inside of the drum is closely matched with the front end of the pushrod, and the drum is fixedly connected with the handheld control assembly. Through the mode, one-handed operation can be achieved, and rapid pressurization, precise pressurization and rapid pressure release can be achieved respectively through control of positions of a control module.
Description
Technical field
The present invention relates to single use medical instruments field, particularly relate to a kind of ball inflation pressure pump for arteria coronaria heart intervention treating and periphery interventional therapy and operation.
Background technology
Balloon dilatation pressure pump is mainly used in expanding medical balloon, pressurizes and monitors the pressure in dilating sacculus process.In Percutaneous Coronary Intervention and periphery intervene operation, balloon dilatation pressure pump is a kind of conventional and indispensable medical apparatus and instruments, and the accurate control of pressure is extremely important.Patent of invention (CN 101559253A) discloses a kind of balloon expandable compression pump, its primary structure utilizes the tooth bar on push rod and the blind nut inwall on sleeve to carry out screw-threaded engagement, realize pressurization and unloading by screw-driven, in use there is the phenomenon that stripped thread appears in bimanualness rotary presser more slowly and easily.Existing balloon dilatation pressure pump product, in operation use procedure, usually both hands are all needed to operate, sacculus is pressurizeed and pressure release, complicated operation, so just may there is the problem of the inconvenient operation brought because of the operating habit of doctor individual, and the slower operating difficulties of rotary presser, and be unfavorable for the operation of operation.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of novel one-handed performance balloon dilatation pressure device, can provide a kind of novel novel structure, rationally distributed, simple to operate, the balloon dilatation pressure pump highly coordinated between part.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of novel one-handed performance balloon dilatation pressure device, comprise push rod, hand-held Control Component, cylindrical shell, Pressure gauge, high pressure extension tube and swivel joint, described Pressure gauge is arranged at the exit of cylindrical shell, high pressure extension tube one end and cylindrical shell are connected and fixed, and the high pressure extension tube other end and swivel joint are connected and fixed; Described push rod passes hand-held Control Component and gets involved inner barrel, and inside and the push rod front end of cylindrical shell closely cooperate, and cylindrical shell is fixedly connected with hand-held Control Component;
Described hand-held Control Component, the pressue device installed by hand-held housing and hand-held housing inside forms, and the rear end of described hand-held housing is handgun shape, and inside is provided with pressue device; The body of rod of described push rod has symmetrical incised groove perpendicular to the upper and lower both sides of body of rod long axis direction, and the direction of two groups of grooves in opposite directions, the body of rod has symmetrical elongate grooves along body of rod long axis direction; Described pressue device drives push rod to carry out moving the function realizing pressurization, pressure release and guarantor's negative pressure.
Preferably, described pressue device comprises pressurization spanner, locking module, locking card, spring, connection thin plate and controls slide block, and described hand-held housing Inner Front End has draw-in groove, is fixedly connected with cylindrical shell near-end; A centrosymmetric rectangular boss is had in the middle of hand-held housing inner right side draw-in groove wall, rectangular boss matches fixing with the elongate grooves on push rod, there is a pair symmetrical circular hole clipping hand-held housing bosom both sides, a pair symmetrical round boss on the right of hand-held housing inside; All there is a symmetrical rectangular opening on the downside of hand-held housing and lower right side at shell edge;
The front thin slice of one extension is arranged at described pressurization spanner top, and there is a monodentate bar front thin slice front end, and the monodentate bar on front thin slice is meshed with the groove on the downside of push rod, has the front and back perforate of a circle in the middle part of front thin slice, and on the right side of front thin slice, there is a centrosymmetric groove middle and lower part;
The rear thin slice of one extension is arranged at described locking module top, there is a monodentate bar rear thin slice front end, monodentate bar on rear thin slice is meshed with the groove on the downside of push rod, the round boss of a symmetry is had in the middle of both sides before and after locking module, round boss matches with the circular hole clipping of hand-held housing inside, locking module is fixed in hand-held housing, and locking module and hand-held housing are hinges; Locking module left side central portion has the round boss of an indent, and round boss coordinates with the perforate on pressurization spanner, forms hinges; On the left of locking module, there is a centrosymmetric groove middle and lower part, and groove is corresponding with the groove of pressurization spanner, is placed in by spring in two grooves; The round boss of an indent is had on rear side of locking module;
The locking thin slice of one extension is arranged at described locking card top, and having the front and back perforate of a symmetry in the middle of locking card, matches with the boss of hand-held housing inside in hole, and locking card is fixed in hand-held housing, and locking card and hand-held housing are hinges; There is the round boss of a symmetry inner side of locking card bottom;
Described control upper end of slide block have one before and after through hole, through hole matches with the round boss on rear side of locking module, formed hinges; Control both sides before and after slide block lower end and have the round boss of a symmetry; Control both sides before and after slide block lower end and have the groove of a symmetry, groove coordinates with the opening of hand-held housing lower right side, is fixed;
Described connection thin plate all has a manhole at upper and lower two ends, and the upper side through hole connecting thin plate matches with the round boss inside locking card, forms hinges and connects; The lower side through hole connecting thin plate matches with the boss controlling slide block, forms hinges and connects.
Preferably, the body of rod of described push rod there is symmetrical incised groove perpendicular to the upper and lower both sides of body of rod long axis direction, and the direction of two groups of grooves in opposite directions, the body of rod there is symmetrical elongate grooves along body of rod long axis direction, have a centrosymmetric rectangular boss in the middle of hand-held housing inner right side draw-in groove wall, rectangular boss matches fixing with the elongate grooves on push rod.
Preferably, zigzag groove on described push rod, the angle α of a face and push rod cylinder tangent plane is 85 ~ 95 °, and formed by another face and push rod cylinder tangent plane, angle β is 130 ~ 150 °, and the spacing d between two between groove is 0.5 ~ 5mm.
Preferably, on described push rod, the shape of cross section of elongate grooves is, " U " shape, or is rectangle.
Preferably, on described push rod, the angle of zigzag groove place plane and elongate grooves plane is 90 °.
Preferably, described cylindrical shell material is transparent material.
Preferably, described Pressure gauge is pointer pressure, or is digital display type Pressure gauge.
The invention has the beneficial effects as follows: tool of the present invention has the following advantages:
1, a kind of novel this balloon dilatation pressure device of one-handed performance balloon dilatation pressure device of the present invention, can realize one-handed performance, by can realize the function of Quick-pressing, precisely pressurization and quick pressure releasing respectively to the control of control module position;
2, a kind of novel this balloon dilatation pressure device of one-handed performance balloon dilatation pressure device of the present invention, by realizing Quick-pressing to the control of pressurization spanner rotation amplitude, makes institute's plus-pressure precisely controlled;
3, a kind of novel this balloon dilatation pressure device of one-handed performance balloon dilatation pressure device of the present invention, by rational driven Design and space layout, makes high integration between each parts, ensures that each function can realize easily, be easy to operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of novel this balloon dilatation pressure device of one-handed performance balloon dilatation pressure device of the present invention;
Fig. 2 is the structural representation of the longitudinal profile of a kind of novel this balloon dilatation pressure device of one-handed performance balloon dilatation pressure device of the present invention;
Fig. 3 is the structural representation of push rod in a kind of novel this balloon dilatation pressure device of one-handed performance balloon dilatation pressure device of the present invention;
Fig. 4 is the structural representation of hand-held Control Component inside in a kind of novel this balloon dilatation pressure device of one-handed performance balloon dilatation pressure device of the present invention;
Fig. 5 is the structural representation of push rod upper groove in a kind of novel this balloon dilatation pressure device of one-handed performance balloon dilatation pressure device of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
As depicted in figs. 1 and 2, a kind of novel one-handed performance balloon dilatation pressure device of the present invention, described apparatus structure comprises: push rod (1), hand-held Control Component (2), cylindrical shell (3), Pressure gauge (4), high pressure extension tube (5) and swivel joint (6).
Wherein, the push rod body of rod has symmetrical incised groove (101) perpendicular to the upper and lower both sides of body of rod long axis direction, and the direction of two groups of grooves in opposite directions, the body of rod has symmetrical elongate grooves (102) along body of rod long axis direction, refers to Fig. 3; Zigzag groove on push rod, the angle α of a face and push rod cylinder tangent plane is 85 ~ 95 °, and formed by another face and push rod cylinder tangent plane, angle β is 130 ~ 150 °, and the spacing d between two between groove is 0.5 ~ 5mm, refers to Fig. 5;
As shown in Figure 4, hand-held Control Component, is made up of hand-held housing (210), pressurization spanner (220), locking module (230), locking card (240), spring (250), connection thin plate (260) and control slide block (270); Hand-held housing (210) Inner Front End has draw-in groove, is fixedly connected with cylindrical shell (3) near-end; Have a centrosymmetric rectangular boss in the middle of inner right side draw-in groove wall, match fixing with the elongate grooves (102) on push rod, there is a pair symmetrical circular hole clipping bosom both sides, the round boss that a pair, inner the right is symmetrical; All there is a symmetrical rectangular aperture downside and lower right side at shell edge; The thin slice of one extension is arranged at pressurization spanner (220) top, and there is a monodentate bar thin slice front end, and be meshed with the groove (101) on the downside of push rod, there is the front and back perforate of a circle at middle part, and there is a centrosymmetric groove middle and lower part, right side; The thin slice of one extension is arranged at locking module (230) top, there is a monodentate bar thin slice front end, be meshed with the groove (101) on the downside of push rod, the round boss of a symmetry is had in the middle of both sides, front and back, the circular hole clipping inner with hand-held housing (210) matches, be fixed in hand-held housing (210), this connection is hinges; Left side central portion has the round boss of an indent, coordinates with the perforate in pressurization spanner (220), forms hinges; There is a centrosymmetric groove middle and lower part, left side, corresponding with the groove of pressurization spanner (220), is placed in two grooves by spring (250); Rear side has the round boss of an indent; The thin slice of one extension is arranged at locking card (240) top, has the front and back perforate of a symmetry in the middle of card, and the boss inner with hand-held housing (210) matches, and be fixed in hand-held housing (210), this connection is hinges; There is the round boss of a symmetry inner side of bottom; Control slide block (270) upper end have one before and after through hole, with locking module (230) rear side round boss match, formed hinges; Before and after lower end, there is the round boss of a symmetry both sides; Before and after lower end, there is the groove of a symmetry both sides, coordinate, be fixed with the opening of hand-held housing (210) lower right side; Connect thin plate (260) and all have a manhole at upper and lower two ends, upper side through hole matches with the round boss of locking card (240) inner side, forms hinges and connects; Lower side through hole matches with the boss controlling slide block (270), forms hinges and connects;
Cylindrical shell (3) front end Bonding pressure table (4) and high pressure extension tube (5), swivel joint (6) is connected to the other end of high pressure extension tube (5), connects other medical apparatus and instruments by swivel joint (6).
Adopt the design of said structure, when needs pressurize, control module is fixed on the bottom of hand-held housing, at this moment in tooth bar on spanner (220) and the locking module of pressurizeing, the tooth bar of (230) all engages with the groove (101) of push rod (1) upper and lower sides, and the groove (101) on the upside of locking card (240) is upper with push rod (1) is separated.During hand-to-hand grip, pressurization spanner (220) is rotated to hand-held direction, push rod moves forward, the tooth bar simultaneously pressurizeed on spanner (220) slips away with the groove (101) on push rod (1) gradually, tooth bar in locking module (230) then cunning is bound to next groove (101), when the tooth bar on the spanner (220) that pressurizes is separated completely with push rod (1), tooth bar in locking module (230) will engage with next groove (101), and then withstand push rod (1), make its can not after move, realize pressurize; After unclamping hands, spring (250) between pressurization spanner (220) and locking module (230), pressurization spanner (220) can be bounce back into initial condition, at this moment the tooth bar pressurizeed on spanner (220) will engage by the groove (101) new with, move and so forth, then can realize singlehanded pressurization.And by controlling the rotation amplitude of pressurization spanner (220), accurately can control the forward travel distance of single motion push rod (1), realize accurately pressurizeing.Upwardly control slide block (270), the tooth bar in pressurization spanner (220) all can be separated with push rod with the tooth bar of (230) in locking module, locks card (240) simultaneously and does not also reach push rod (1), and then realizing quick pressure releasing.In pressure release state, firmly pull push rod (1) with another hands backward, in cylindrical shell, present negative pressure, at this moment only control slide block (270) need be continued up to promote, locking card (240) will be stuck in the groove (101) of push rod (1) upside, realizes the function of protecting negative pressure.
Tool of the present invention has the following advantages:
1, this balloon dilatation pressure device can realize one-handed performance, by can realize the function of Quick-pressing, precisely pressurization and quick pressure releasing respectively to the control of control module position;
2, by can Quick-pressing be realized to the control of pressurization spanner rotation amplitude, make institute's plus-pressure precisely controlled;
3, by rational driven Design and space layout, make high integration between each parts, ensure that each function can realize easily, be easy to operation.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (7)
1. a novel one-handed performance balloon dilatation pressure device, it is characterized in that: comprise push rod, hand-held Control Component, cylindrical shell, Pressure gauge, high pressure extension tube and swivel joint, described Pressure gauge is arranged at the exit of cylindrical shell, high pressure extension tube one end and cylindrical shell are connected and fixed, and the high pressure extension tube other end and swivel joint are connected and fixed; Described push rod passes hand-held Control Component and gets involved inner barrel, and inside and the push rod front end of cylindrical shell closely cooperate, and cylindrical shell is fixedly connected with hand-held Control Component;
Described hand-held Control Component, the pressue device installed by hand-held housing and hand-held housing inside forms, and the rear end of described hand-held housing is handgun shape, and inside is provided with pressue device; The body of rod of described push rod has symmetrical incised groove perpendicular to the upper and lower both sides of body of rod long axis direction, and the direction of two groups of grooves in opposite directions, the body of rod has symmetrical elongate grooves along body of rod long axis direction; Described pressue device drives push rod to carry out moving the function realizing pressurization, pressure release and guarantor's negative pressure.
2. one according to claim 1 novel one-handed performance balloon dilatation pressure device, it is characterized in that: described pressue device comprises pressurization spanner, locking module, locking card, spring, connection thin plate and controls slide block, described hand-held housing Inner Front End has draw-in groove, is fixedly connected with cylinder back-end; A centrosymmetric rectangular boss is had in the middle of hand-held housing inner right side draw-in groove wall, boss matches fixing with the elongate grooves on push rod, there is a pair symmetrical circular hole clipping hand-held housing bosom both sides, the round boss that hand-held housing inner right side a pair is symmetrical; All there is a rectangular aperture on the downside of hand-held housing and hand-held housing lower right side at shell edge;
The front thin slice of one extension is arranged at described pressurization spanner top, and there is a monodentate bar front thin slice front end, and the monodentate bar on front thin slice is meshed with the groove on the downside of push rod, has the front and back perforate of a circle in the middle part of front thin slice, and on the right side of front thin slice, there is a centrosymmetric groove middle and lower part;
The rear thin slice of one extension is arranged at described locking module top, there is a monodentate bar rear thin slice front end, monodentate bar on rear thin slice is meshed with the groove on the downside of push rod, the round boss of a symmetry is had in the middle of both sides before and after locking module, match with the circular hole clipping of hand-held housing inside, locking module is fixed in hand-held housing, and locking module is connected for hinges with hand-held housing; Locking module left side central portion has the round boss of an indent, coordinates, form hinges with the perforate on pressurization spanner; On the left of locking module, there is a centrosymmetric groove middle and lower part, and corresponding with the groove of pressurization spanner, described both ends of the spring is placed in described locking module groove and described pressurization wrench groove respectively; The round boss of an indent is had on rear side of locking module;
The locking thin slice of one extension is arranged at described locking card top, has the front and back perforate of a symmetry, match with the boss of hand-held housing inside in the middle of locking card, and locking card is fixed in hand-held housing, and locking card is connected for hinges with hand-held housing; There is the round boss of a symmetry inner side of locking card bottom;
Described control upper end of slide block have one before and after through hole, through hole matches with the round boss on rear side of locking module, formed hinges; Control both sides before and after slide block lower end and have the round boss of a symmetry; Control both sides before and after slide block lower end and have the groove of a symmetry, coordinate with the opening of hand-held housing lower right side, be fixed;
Described connection thin plate all has a manhole at upper and lower two ends, and the upper side through hole connecting thin plate matches with the round boss inside locking card, forms hinges and connects; The lower side through hole connecting thin plate matches with the boss controlling slide block, forms hinges and connects.
3. a kind of novel one-handed performance balloon dilatation pressure device as claimed in claim 3, it is characterized in that: zigzag groove on described push rod, the angle α of a face and push rod cylinder tangent plane is 85 ~ 95 °, formed by another face and push rod cylinder tangent plane, angle β is 130 ~ 150 °, and the spacing d on adjacent described push rod between zigzag groove is 0.5 ~ 5mm.
4. a kind of novel one-handed performance balloon dilatation pressure device as claimed in claim 3, is characterized in that: on described push rod, the shape of cross section of elongate grooves is, " U " shape, or is rectangle.
5. a kind of novel one-handed performance balloon dilatation pressure device as claimed in claim 3, is characterized in that: on described push rod, the angle of zigzag groove place plane and elongate grooves plane is 90 °.
6. a kind of novel one-handed performance balloon dilatation pressure device as claimed in claim 1, is characterized in that: described cylindrical shell material is transparent material.
7. a kind of novel one-handed performance balloon dilatation pressure device as claimed in claim 1, is characterized in that: described Pressure gauge is pointer pressure, or is digital display type Pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210438907.7A CN102921096B (en) | 2012-11-07 | 2012-11-07 | Novel balloon dilatation pressure device capable of being operated by one hand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210438907.7A CN102921096B (en) | 2012-11-07 | 2012-11-07 | Novel balloon dilatation pressure device capable of being operated by one hand |
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| CN102921096A CN102921096A (en) | 2013-02-13 |
| CN102921096B true CN102921096B (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210438907.7A Active CN102921096B (en) | 2012-11-07 | 2012-11-07 | Novel balloon dilatation pressure device capable of being operated by one hand |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438329B (en) * | 2016-10-20 | 2017-06-16 | 深圳市业聚实业有限公司 | Compression pump |
| CN106730278B (en) * | 2016-12-26 | 2023-07-14 | 广东脉搏医疗科技有限公司 | Balloon expansion pressure pump |
| CN106730260B (en) * | 2017-01-24 | 2023-04-25 | 北京迪玛克医药科技有限公司 | Pressurizing device and pusher thereof |
| CN113289218A (en) * | 2021-06-09 | 2021-08-24 | 李玲 | Paediatrics is with expanding anus device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5137514A (en) * | 1990-11-01 | 1992-08-11 | Accumed Systems, Inc. | Inflation syringe assembly for percutaneous transluminal angioplasty |
| CN101785902A (en) * | 2010-01-13 | 2010-07-28 | 北京迪玛克医药科技有限公司 | Medical sacculus pressurizing apparatus and device |
| CN203029807U (en) * | 2012-11-07 | 2013-07-03 | 苏州爱瑞德医疗科技有限公司 | Novel one-handed operation balloon dilatation pressure device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080077075A1 (en) * | 2006-09-26 | 2008-03-27 | Moreira Alexander Marra | Constructive disposition introduced in indeflator equipment applied in coronary angioplasty intervention |
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2012
- 2012-11-07 CN CN201210438907.7A patent/CN102921096B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5137514A (en) * | 1990-11-01 | 1992-08-11 | Accumed Systems, Inc. | Inflation syringe assembly for percutaneous transluminal angioplasty |
| CN101785902A (en) * | 2010-01-13 | 2010-07-28 | 北京迪玛克医药科技有限公司 | Medical sacculus pressurizing apparatus and device |
| CN203029807U (en) * | 2012-11-07 | 2013-07-03 | 苏州爱瑞德医疗科技有限公司 | Novel one-handed operation balloon dilatation pressure device |
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