CN102835990A - Cholelithotomy sheath with air bag - Google Patents
Cholelithotomy sheath with air bag Download PDFInfo
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- CN102835990A CN102835990A CN201210344659XA CN201210344659A CN102835990A CN 102835990 A CN102835990 A CN 102835990A CN 201210344659X A CN201210344659X A CN 201210344659XA CN 201210344659 A CN201210344659 A CN 201210344659A CN 102835990 A CN102835990 A CN 102835990A
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- valve
- sheath body
- air
- tubular sheath
- rubber tube
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Abstract
The invention provides a cholelithotomy sheath with an air bag, which comprises a tubular sheath body, a guide rod, a rubber cylinder, an air charging system and a closing device, wherein, the tubular sheath body is made of plastic material; two ends of the tubular sheath body are opened; an inserting end of the tubular sheath body is an oblique opening; the two ends of the rubber cylinder are opened; the two ends of the rubber cylinder are fixedly connected with a rubber cylinder mounting position of the tubular sheath body respectively; a rubber cavity is formed by the rubber cylinder and the rubber cylinder mounting position; radial air outlet holes are formed in an air guide passage positioned inside the rubber cylinder; the other end of the air guide passage is communicated with an air inlet pipe; the air inlet pipe is matched with the air charging system and the closing device; the guide rod is matched with the tubular sheath body in a detachable manner; and a guiding rod extends out of the inserting end of the tubular sheath body. By adopting the structure, the air charging system charges air and the rubber cylinder expands after the cholelithotomy sheath is inserted through a surgery incision of a gall bladder, and the rubber cylinder is jointed with the inner wall of the gall bladder after expanding, so that the tubular sheath body can be prevented from being withdrawn from the gall bladder; the cholelithotomy sheath is convenient to remove calculus, can prevent washing fluid entraining crushed calculus from flowing in an abdominal cavity through the incision of the gall bladder, enables the operation to be carried out smoothly, and avoids postoperative infection.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, especially a kind of device of getting stone in the gallbladder.
Background technology
Present prior art, a kind of guarantor's gallbladder is got the stone sheath, comprises tubular sheath body.Existing problems: after body sheath body penetrates in the gallbladder from the operative incision on the gallbladder, exercise when getting the stone action, the sheath displacement body often takes place; The one, possibly form new wound to gallbladder; Two body sheath bulk phase are subjected to displacement for gallbladder, have potential safety hazard.In addition, get flushing liquor in the stone process and carrying rubble secretly and flow into and the pollution abdominal cavity, make troubles to operation, and there is the anxiety of infection in the postoperative abdominal cavity through sheath body and gap between the gallbladder otch.
Summary of the invention
The objective of the invention is: provide a kind of band air bag to protect gallbladder and get the stone sheath, it has the cubic meter of stone of getting just, and can prevent effectively that body sheath body is subjected to displacement.And prevent that flushing liquor from carrying rubble secretly and flowing into the abdominal cavity from the gallbladder otch, operation is become easily and safety.
The present invention is achieved in that a kind of band air bag protects gallbladder and get the stone sheath; The tubular sheath body that comprises the both ends open that plastic material is processed; Said tubular sheath body insertion end is an angle, it is characterized in that: the rubber tube, aerating device and the locking device that also comprise a guide post, both ends open
Have on the air guide channel along axis, the tubular sheath body on the said tubular sheath body wall rubber tube installation position is arranged;
The two ends of said rubber tube are fixedly connected with the rubber tube installation position of tubular sheath body respectively, and rubber tube and rubber tube installation position constitute the rubber chamber; Be positioned on the air guide channel of rubber tube radially venthole is arranged; The other end of air guide channel is connected connection with an air inlet pipe;
Air inlet pipe cooperates with aerating device and locking device;
Said guide post one end is that operating side, the other end are guide end, and guide end is tapered; Guide post detachably cooperates with tubular sheath body, and guide end stretches out from the insertion end of tubular sheath body.
Described band air bag is protected gallbladder and is got the stone sheath, and its special character is: rubber chamber and rubber chamber, back before the middle part of said rubber tube and rubber tube installation position are fixedly connected to form, radially gas port and the connection of preceding rubber chamber, one radially gas port with after the rubber chamber communicate.
Described band air bag is protected gallbladder and is got the stone sheath, and its special character is: said rubber tube installation position is the annular groove that is arranged on the body sheath body, and depth of groove equates with the wall thickness of rubber tube.
Described band air bag is protected gallbladder and is got the stone sheath, and its special character is: said locking device is a vascular forceps, and said aerating device is a syringe;
The inlet end of air inlet pipe with the needle holder releasable connection of syringe, vascular forceps cooperates with air inlet pipe.
Described band air bag is protected gallbladder and is got the stone sheath, and its special character is: said locking device is an air valve; Said air valve is provided with the end of airway, and the needle holder of syringe cooperates with air valve.
Described band air bag is protected gallbladder and is got the stone sheath, and its special character is: said air valve comprises valve body, valve rod, spool, compression spring and valve gap, and said valve body has valve-rod cavity and spool chamber, and the intersection of valve-rod cavity and spool is a valve core case;
There is the spool holder at the middle part of said valve rod, and the said valve gap interface of giving vent to anger, valve gap are fixedly connected with the under shed of spool chamber and reach the gas-liquid sealing;
Spool is arranged on the spool holder of valve rod, and spool cooperates with valve core case; Said compression spring one end cooperates with the spool holder, the other end cooperates with valve gap, and the guiding venthole on valve rod lower end and the valve gap is slidingly matched.
Described band air bag is protected gallbladder and got the stone sheath, and its special character is: said valve rod is many prismatics with the position that the guiding venthole matches.
A kind of band air bag of the present invention is protected gallbladder and is got the stone sheath owing to adopt such structure, from gallbladder have insert the operative incision after, the aerating device inflation, rubber tube expands, fitting with the gallbladder inwall in the rubber tube back of expanding, can prevent effectively that tubular sheath body from extracting out in gallbladder; Get the cubic meter of stone just, can prevent effectively that again flushing liquor from carrying rubble secretly and flowing into the abdominal cavity from the gallbladder otch, operation is carried out smoothly, prevent postoperative infection.
Description of drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is A-A view of Fig. 1.
Fig. 3 is the sectional view of the tubular sheath body of the present invention.
Fig. 4 is B-B view of Fig. 2.
Fig. 5 is the partial enlarged drawing of Fig. 3.
Fig. 6 is the cutaway view of air valve of the present invention.
Fig. 7 is the partial sectional view of second kind of embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further described.
Shown in Figure 2 like Fig. 1, a kind of band air bag is protected gallbladder and is got the stone sheath, comprises the tubular sheath body 1 of the both ends open that plastic material is processed, and said tubular sheath body 1 insertion end is an angle, also comprises rubber tube 3, aerating device 4 and the locking device 5 of a guide post 2, both ends open,
As shown in Figure 3, have on the air guide channel 11 along axis, the tubular sheath body 1 on said tubular sheath body 1 wall rubber tube installation position is arranged;
Like Fig. 4, shown in Figure 5, the two ends of said rubber tube 3 are fixedly connected with the rubber tube installation position of tubular sheath body 1 respectively, and glue is used in the rubber tube installation position on the two ends of rubber tube 3 and the tubular sheath body 1, and rubber tube 3 constitutes the rubber chamber with the rubber tube installation position; Being positioned on the air guide channel 11 of rubber tube 3 has radially venthole 12, that is to say: on the air guide channel 11 radially venthole 12 is arranged on the tubular sheath body 1 at rubber tube 3 covering positions; The other end of air guide channel 11 is connected connection with an air inlet pipe 6; Said rubber tube installation position is the annular groove that is arranged on the body sheath body 1, and depth of groove equates with the wall thickness of rubber tube 2.
Said guide post 2 one ends are that operating side, the other end are guide end 21, and guide end 21 is tapered; Guide post 2 detachably cooperates with tubular sheath body 1, and guide end 21 stretches out from the insertion end of tubular sheath body 1.
Said locking device 5 is an air valve 7; Said air valve 7 is provided with on the airway 6, and the needle holder of syringe cooperates with air valve 7.
As shown in Figure 6, said air valve 7 comprises valve body 71, valve rod 72, spool 73, compression spring 74 and valve gap 75, and said valve body 71 has valve-rod cavity 7A and spool chamber 7B, and the intersection of valve-rod cavity and spool is a valve core case 711;
There is spool holder 721 at the middle part of said valve rod 72, and said valve gap 75 interface 751 of giving vent to anger, valve gap 75 are fixedly connected with the under shed of spool chamber 7B and reach the gas-liquid sealing;
Spool 73 is arranged on the spool holder 721 of valve rod 72, and spool 73 cooperates with valve core case 711; Said compression spring 74 1 ends cooperate with spool holder 721, the other end cooperates with valve gap 75, and the guiding venthole on valve rod 72 lower ends and the valve gap 75 is slidingly matched.
Said valve rod 72 is many prismatics with the position that the guiding venthole matches.
Said aerating device 4 is a syringe, and the needle holder of said syringe is inserted in the valve-rod cavity 7A and cooperated with the end of valve rod 72.
During use; The needle holder of syringe is inserted in the valve-rod cavity 7A, and the needle holder lower end is moved valve rod 72, and spool 73 leaves valve core case 711; Then guiding venthole, give vent to anger interface 751, the airway 6 of gas on spool chamber 7B, valve gap 75 gets in the air guide channel 11 of tubular sheath body 1; Get into then in the rubber tube 3, rubber tube expands, and is as shown in Figure 2.
As shown in Figure 7, before the middle part of said rubber tube 3 and rubber tube installation position are fixedly connected to form rubber chamber 31 and rubber chamber, back 32, radially gas port 12 be communicated with preceding rubber chamber 31, another radially gas port 12 with after rubber chamber 32 communicate.The middle part of rubber tube 3 and rubber tube installation position glue or with tighten the rope be fixed together.
Said locking device 5 is a vascular forceps (not shown), and said aerating device 4 is a syringe; The needle holder of syringe detachably cooperates with the inlet end of airway 6.
Vascular forceps cooperates with air inlet pipe 6.
Adopt such structure, during use, fit with the inwall of gallbladder in preceding rubber chamber 31, fit with cholic outer wall in rubber chamber, back 32.Can prevent effectively that tubular sheath body 1 from moving in gallbladder or outside gallbladder.Preventing that tubular sheath body 1 from moving causes new wound to gallbladder.
Above-described only is preferential embodiment of the present invention.Should be pointed out that for the person of ordinary skill of the art under the situation that does not break away from the principle of the invention, can also make some improvement and modification, this also is regarded as protection scope of the present invention.
Claims (7)
1. a band air bag is protected gallbladder and is got the stone sheath, comprises the tubular sheath body of the both ends open that plastic material is processed, and said tubular sheath body insertion end is an angle, it is characterized in that: also comprise rubber tube, aerating device and the locking device of a guide post, both ends open,
Have on the air guide channel along axis, the tubular sheath body on the said tubular sheath body wall rubber tube installation position is arranged;
The two ends of said rubber tube are fixedly connected with the rubber tube installation position of tubular sheath body respectively, and rubber tube and rubber tube installation position constitute the rubber chamber; Be positioned on the air guide channel of rubber tube radially venthole is arranged; The other end of air guide channel is connected connection with an air inlet pipe;
Air inlet pipe cooperates with aerating device and locking device;
Said guide post one end is that operating side, the other end are guide end, and guide end is tapered; Guide post detachably cooperates with tubular sheath body, and guide end stretches out from the insertion end of tubular sheath body.
2. band air bag according to claim 1 is protected gallbladder and is got the stone sheath; It is characterized in that: rubber chamber and rubber chamber, back before the middle part of said rubber tube and rubber tube installation position are fixedly connected to form, one radially gas port be communicated with preceding rubber chamber, one radially gas port with after the rubber chamber communicate.
3. band air bag according to claim 1 and 2 is protected gallbladder and is got the stone sheath, and it is characterized in that: said rubber tube installation position is the annular groove that is arranged on the body sheath body, and depth of groove equates with the wall thickness of rubber tube.
4. band air bag according to claim 1 and 2 is protected gallbladder and is got the stone sheath, and it is characterized in that: said locking device is a vascular forceps, and said aerating device is a syringe;
The inlet end of air inlet pipe with the needle holder releasable connection of syringe, vascular forceps cooperates with air inlet pipe.
5. band air bag according to claim 1 and 2 is protected gallbladder and is got the stone sheath, and it is characterized in that: said locking device is an air valve; Said air valve is provided with the end of airway, and the needle holder of syringe cooperates with air valve.
6. band air bag according to claim 5 is protected gallbladder and is got the stone sheath, and it is characterized in that: said air valve comprises valve body, valve rod, spool, compression spring and valve gap, and said valve body has valve-rod cavity and spool chamber, and the intersection of valve-rod cavity and spool is a valve core case;
There is the spool holder at the middle part of said valve rod, and the said valve gap interface of giving vent to anger, valve gap are fixedly connected with the under shed of spool chamber and reach the gas-liquid sealing;
Spool is arranged on the spool holder of valve rod, and spool cooperates with valve core case; Said compression spring one end cooperates with the spool holder, the other end cooperates with valve gap, and the guiding venthole on valve rod lower end and the valve gap is slidingly matched.
7. band air bag according to claim 6 is protected gallbladder and got the stone sheath, it is characterized in that: said valve rod is many prismatics with the position that the guiding venthole matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210344659.XA CN102835990B (en) | 2012-09-18 | 2012-09-18 | Cholelithotomy sheath with air bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210344659.XA CN102835990B (en) | 2012-09-18 | 2012-09-18 | Cholelithotomy sheath with air bag |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102835990A true CN102835990A (en) | 2012-12-26 |
| CN102835990B CN102835990B (en) | 2014-08-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210344659.XA Expired - Fee Related CN102835990B (en) | 2012-09-18 | 2012-09-18 | Cholelithotomy sheath with air bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102835990B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103393387A (en) * | 2013-08-09 | 2013-11-20 | 广州宝胆医疗器械科技有限公司 | Medical instrument sheath |
| CN103393388A (en) * | 2013-08-09 | 2013-11-20 | 广州宝胆医疗器械科技有限公司 | Instrument sheath for endoscope |
| CN104546143A (en) * | 2015-01-22 | 2015-04-29 | 赵正国 | Gallbladder-preserving and calculus-removing support apparatus for laparoscope |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2133312Y (en) * | 1992-08-24 | 1993-05-19 | 周洪清 | Puncturing drainage tube |
| CN201067573Y (en) * | 2007-08-16 | 2008-06-04 | 孙卫东 | Indwelling type heart-sac puncture needle |
| CN201469880U (en) * | 2009-07-23 | 2010-05-19 | 安瑞医疗器械(杭州)有限公司 | Device for taking sacculus proprius |
| CN201675985U (en) * | 2010-03-26 | 2010-12-22 | 孙颖浩 | Expansion sheath for efficiently eliminating stones during percutaneous nephrolithotomy |
| US20110066159A1 (en) * | 2004-10-06 | 2011-03-17 | Boston Scientific Scimed, Inc. | Medical retrieval device |
| US20110172678A1 (en) * | 2005-07-06 | 2011-07-14 | Percutaneous Systems, Inc. | Methods and apparatus for deploying ureteral stents |
| CN203107209U (en) * | 2012-09-18 | 2013-08-07 | 吴锦昌 | Gallbladder-preserving cholelithotomy sheath with airbag |
-
2012
- 2012-09-18 CN CN201210344659.XA patent/CN102835990B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2133312Y (en) * | 1992-08-24 | 1993-05-19 | 周洪清 | Puncturing drainage tube |
| US20110066159A1 (en) * | 2004-10-06 | 2011-03-17 | Boston Scientific Scimed, Inc. | Medical retrieval device |
| US20110172678A1 (en) * | 2005-07-06 | 2011-07-14 | Percutaneous Systems, Inc. | Methods and apparatus for deploying ureteral stents |
| CN201067573Y (en) * | 2007-08-16 | 2008-06-04 | 孙卫东 | Indwelling type heart-sac puncture needle |
| CN201469880U (en) * | 2009-07-23 | 2010-05-19 | 安瑞医疗器械(杭州)有限公司 | Device for taking sacculus proprius |
| CN201675985U (en) * | 2010-03-26 | 2010-12-22 | 孙颖浩 | Expansion sheath for efficiently eliminating stones during percutaneous nephrolithotomy |
| CN203107209U (en) * | 2012-09-18 | 2013-08-07 | 吴锦昌 | Gallbladder-preserving cholelithotomy sheath with airbag |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103393387A (en) * | 2013-08-09 | 2013-11-20 | 广州宝胆医疗器械科技有限公司 | Medical instrument sheath |
| CN103393388A (en) * | 2013-08-09 | 2013-11-20 | 广州宝胆医疗器械科技有限公司 | Instrument sheath for endoscope |
| CN104546143A (en) * | 2015-01-22 | 2015-04-29 | 赵正国 | Gallbladder-preserving and calculus-removing support apparatus for laparoscope |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102835990B (en) | 2014-08-27 |
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Granted publication date: 20140827 Termination date: 20210918 |
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| CF01 | Termination of patent right due to non-payment of annual fee |