CN214966048U - A expansion device for abdominal cavity - Google Patents
A expansion device for abdominal cavity Download PDFInfo
- Publication number
- CN214966048U CN214966048U CN202120431737.4U CN202120431737U CN214966048U CN 214966048 U CN214966048 U CN 214966048U CN 202120431737 U CN202120431737 U CN 202120431737U CN 214966048 U CN214966048 U CN 214966048U
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- CN
- China
- Prior art keywords
- abdominal cavity
- injector
- expansion device
- face
- air bag
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 210000000683 abdominal cavity Anatomy 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 210000000577 adipose tissue Anatomy 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 230000002485 urinary effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000916 dilatatory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 238000002357 laparoscopic surgery Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 210000000574 retroperitoneal space Anatomy 0.000 description 1
- 210000005077 saccule Anatomy 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000000626 ureter Anatomy 0.000 description 1
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Abstract
The utility model relates to an expansion device for posterior abdominal cavity belongs to medical instrument technical field, including the body, the one end of body is connected with the syringe, and the terminal surface is equipped with at least one admission valve before the stack shell of syringe, and the other end of body is connected with the gasbag, and the venthole with the gasbag intercommunication is seted up to the part that the body stretched into the gasbag, still is equipped with discharge valve on the body. The utility model discloses an injector with admission valve aerifys the gasbag, not only easy accurate control air input, simple structure moreover, convenient operation.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, a expansion device for posterior abdominal cavity is related to.
Background
Most of laparoscopic kidney and ureter operations in urinary surgery are performed through a posterior peritoneal access, and since the posterior peritoneal is filled with a large amount of adipose tissues and has no natural cavities, an operation space is difficult to establish, and usually, the operation space needs to be established by manually expanding, pushing open the adipose tissues. At present, the most common method for establishing an operation space of a clinically-available expansion device is to temporarily bind medical gloves and a drainage tube by using thick lines to manufacture an expansion air bag, the manufacturing is time-consuming and labor-consuming, the sealing performance is poor, air leakage is easy, and the air inflation quantity cannot be accurately calculated. Meanwhile, the saccules are different in size and shape due to different manufacturing personnel; if the balloon is too large, the inflation quantity is insufficient, and the space cannot be expanded completely; if the balloon is too small, the balloon is easy to explode due to over inflation, and glove residues fall into the retroperitoneum. In addition, when the injector pumps and injects gas, the injector needs to be pulled up and down, and the two people are matched, so that the process is complicated, and the operation time is increased.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present application aims to provide an expanding device for a posterior abdominal cavity to reduce the expanding time of the posterior abdominal cavity, thereby reducing the operation time.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides an expansion device for posterior abdominal cavity, includes the body, and the one end of body is connected with the syringe, and the terminal surface is equipped with at least one admission valve before the barrel of syringe, and the other end of body is connected with the gasbag, and the venthole with the gasbag intercommunication is seted up to the part that the body stretched into the gasbag, still is equipped with discharge valve on the body.
Optionally, the air outlet holes include a plurality of side wall air outlet holes formed in the side wall of the tube body and end face air outlet holes formed in the end face of one end of the tube body, which is far away from the injector.
Optionally, the end surface of the tube body, which is far away from one end of the injector, is in a convex arc shape.
Optionally, the front end face of the syringe barrel is provided with a plurality of air inlet valves, and the air inlet valves are uniformly distributed on a circumference concentric with the front end face of the syringe barrel.
Optionally, the connection mode between the injector and the tube body is a threaded connection or a snap connection.
Optionally, the pipe body is connected with an exhaust pipe, and the exhaust valve is arranged at an exhaust port of the exhaust pipe.
Optionally, the free state of the balloon after inflation is a football shape.
Optionally, one end of the tube body close to the injector is provided with a one-way valve.
The beneficial effects of the utility model reside in that: the air bag is inflated through the injector with the air inlet valve, the air bag does not need to be pulled up and down when the air is pumped and squeezed, the operation is simple, the operation time is reduced, the air inflow can be accurately controlled according to the operation requirement, the air bag explosion caused by excessive inflation is effectively avoided, and the operation safety is improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic structural view of a posterior abdominal cavity dilating device of the present invention.
Reference numerals: the air bag type air inlet valve comprises an injector 1, an air inlet valve 2, an exhaust valve 3, an exhaust pipe 4, a fixing ring 5, a side wall air outlet hole 6, an air bag 7, an end face air outlet hole 8, a pipe body 9, a one-way valve 10 and a connector 11.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1, the dilator for the posterior abdominal cavity comprises a tube 9, wherein one end of the tube 9 is connected with an injector 1, the front end face of the barrel of the injector 1 is provided with at least one air inlet valve 2, the other end of the tube 9 is connected with an air bag 7, the part of the tube 9 extending into the air bag 7 is provided with an air outlet communicated with the air bag 7, and the tube 9 is further provided with an exhaust valve 3.
The utility model discloses an expansion device, easy operation does not need on-the-spot preparation gasbag 7, squeeze into appropriate amount of air according to the operation needs can, be difficult for leaking gas, the air input is accurate, the expansion space is abundant, only need alone alright completion operation, solved current expansion gasbag complex operation well, the leakproofness is poor, easily leak gas, can not calculate accurately and beat the tolerance, the gasbag size shape of interim preparation differs, gloves easily drop, the syringe need be pulled out, pull out the scheduling problem, the operation process is simplified, the operation time is shortened, the security of operation is improved.
Preferably, the air outlets include a plurality of side wall air outlets 6 formed in the side wall of the tube body and end face air outlets 8 formed in the end face of the tube body 9 away from the injector 1.
Preferably, the end surface of the tube 9 remote from the syringe 1 is convexly curved.
Preferably, the front end face of the syringe barrel is provided with a plurality of air inlet valves 2, and the air inlet valves 2 are uniformly distributed on the circumference concentric with the front end face of the syringe barrel.
Preferably, the connection between the syringe 1 and the tubular body 9 is a threaded connection or a snap-on connection.
Preferably, the exhaust pipe 4 is connected to the pipe body 9, and the exhaust valve 3 is disposed at an exhaust port of the exhaust pipe 4.
Preferably, the free state of the airbag 7 after inflation is football-shaped.
Preferably, the end of the tube 9 close to the syringe 1 is provided with a non-return valve 10. The one-way valve 10 enables gas to flow from the syringe 1 to the tube 9 only, and can prevent gas from entering the syringe 1 from the tube 9 when the air bag 7 is decompressed.
Examples
A dilator for a posterior abdominal cavity comprises a tube body 9, wherein the left end of the tube body 9 is connected with an injector 1 through a joint 11, the volume of the injector 1 is 50ml, the joint 11 is a threaded sleeve with internal threads at two ends, one end of the tube body 9 close to the joint 11 is provided with a one-way valve 10, and the one-way valve 10 is a one-way air inlet made of rubber materials and protruding into the tube body 9; the upper side and the lower side of the front end surface of the barrel body of the injector 1 are respectively provided with an air inlet valve 2, and the air inlet valves 2 can be one-way air inlets made of rubber materials and protruding into the tube cavity of the injector 1; the middle part of the pipe body 9 is provided with an exhaust pipe 4 communicated with the pipe body, the other end of the exhaust pipe 4 is an exhaust port, and an exhaust valve 3 is arranged at the exhaust port; the right end of the tube body 9 is provided with an air bag 7, and the air bag 7 is fixed on the tube body 9 through a fixing ring 5; the part of the tube body 9 extending into the air bag 7 is provided with two groups of side wall air outlet holes 6 communicated with the air bag 7, the two groups of side wall air outlet holes 6 are symmetrically arranged at the upper side and the lower side of the tube body 9, each group is provided with 6 side wall air outlet holes, and the aperture of the side wall air outlet holes 6 is 0.5 cm; the right end face of the tube body 9 is provided with an end face air outlet 8 with the diameter not larger than the inner diameter of the tube body 9, and the air bag 7 is made of silicon rubber.
The utility model discloses a use method does: when the air bag is used, the injector 1 is pulled to enable air to enter a tube cavity of the injector 1 through the air inlet valve 2, the injector 1 is pushed to enable air to enter the tube body 9 through the one-way valve 10 and enter the air bag 7 from the side wall air outlet hole 6 and the end face air outlet hole 8 which are positioned in the air bag 7, and the air bag 7 expands under the action of gas; a proper amount of air is injected according to the operation requirement so as to increase the operation space of the posterior abdominal cavity; when exhausting, only the exhaust valve 3 is needed to be opened, and the gas is exhausted from the exhaust port without pulling the injector 1 down.
The utility model has the advantages that the syringe 1 is connected with the tube body 9, external gas can be sent into the tube body 9 by directly sucking and pushing the syringe 1, and then enters the air bag 7, so that the air bag 7 is expanded, the abdominal cavity after expansion is realized, and the operation difficulty is reduced; the gas is pumped and pumped without pulling up and pulling down, the operation is simple, the problem of complicated process of establishing the operation space of the laparoscopic surgery after urinary surgery is solved, and the operation time is shortened; the air inflow can be accurately controlled according to the operation requirement, the explosion of the air bag 7 caused by excessive inflation is effectively avoided, and the safety of the air bag 7 is improved; in addition, the structure is simple, and the cost is low.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.
Claims (8)
1. A stent for the posterior abdominal cavity, comprising: the air bag injector comprises a pipe body, wherein one end of the pipe body is connected with an injector, the front end face of a barrel body of the injector is provided with at least one air inlet valve, the other end of the pipe body is connected with an air bag, the part of the pipe body, which stretches into the air bag, is provided with an air outlet hole communicated with the air bag, and the pipe body is also provided with an exhaust valve.
2. An expansion device for the posterior abdominal cavity according to claim 1, wherein: the air outlet holes comprise a plurality of side wall air outlet holes arranged on the side wall of the tube body and end face air outlet holes arranged on the end face of one end, far away from the injector, of the tube body.
3. An expansion device for the posterior abdominal cavity according to claim 1, wherein: the end face of the tube body, which is far away from one end of the injector, is in an arc shape protruding outwards.
4. An expansion device for the posterior abdominal cavity according to claim 1, wherein: the front end face of the syringe barrel is provided with a plurality of air inlet valves which are uniformly distributed on the circumference concentric with the front end face of the syringe barrel.
5. An expansion device for the posterior abdominal cavity according to claim 1, wherein: the connection mode between the injector and the tube body is threaded connection or buckling connection.
6. An expansion device for the posterior abdominal cavity according to claim 1, wherein: the body is connected with the blast pipe, and discharge valve sets up the exhaust port department at the blast pipe.
7. An expansion device for the posterior abdominal cavity according to claim 1, wherein: the free state of the air bag after being inflated is football-shaped.
8. An expansion device for the posterior abdominal cavity according to claim 1, wherein: one end of the tube body close to the injector is provided with a one-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120431737.4U CN214966048U (en) | 2021-02-25 | 2021-02-25 | A expansion device for abdominal cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120431737.4U CN214966048U (en) | 2021-02-25 | 2021-02-25 | A expansion device for abdominal cavity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214966048U true CN214966048U (en) | 2021-12-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120431737.4U Expired - Fee Related CN214966048U (en) | 2021-02-25 | 2021-02-25 | A expansion device for abdominal cavity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214966048U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114569169A (en) * | 2022-02-16 | 2022-06-03 | 天津市中西医结合医院（天津市南开医院） | Visual minimal access operation device in abdominal cavity |
-
2021
- 2021-02-25 CN CN202120431737.4U patent/CN214966048U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114569169A (en) * | 2022-02-16 | 2022-06-03 | 天津市中西医结合医院（天津市南开医院） | Visual minimal access operation device in abdominal cavity |
| CN114569169B (en) * | 2022-02-16 | 2023-09-01 | 天津市中西医结合医院（天津市南开医院） | Visual minimally invasive operation device in abdominal cavity |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |