CN102835990B - Cholelithotomy sheath with air bag - Google Patents
Cholelithotomy sheath with air bag Download PDFInfo
- Publication number
- CN102835990B CN102835990B CN201210344659.XA CN201210344659A CN102835990B CN 102835990 B CN102835990 B CN 102835990B CN 201210344659 A CN201210344659 A CN 201210344659A CN 102835990 B CN102835990 B CN 102835990B
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- valve
- sheath body
- tubular sheath
- air
- 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with the inner wall of the gall bladder after expanding, so that the tubular sheath body can be prevented from being withdrawn from the gall bladder; the cholelithotomy sheath is convenient to remove calculus, can prevent washing fluid entraining crushed calculus from flowing in an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 from getting the device of stone in gallbladder.
Background technology
Currently available technology, a kind of protect gallbladder take stone sheath, comprises tubular sheath body.Existing problems: after the operative incision of body sheath body from gallbladder penetrates in gallbladder, exercise while getting stone action, sheath displacement body often occurs; The one, may form new wound to gallbladder; Two body sheath bodies are subjected to displacement with respect to gallbladder, have potential safety hazard.In addition, get in stone process flushing liquor and carrying rubble secretly and flow into and pollute abdominal cavity by the gap between sheath body and gallbladder otch, make troubles to operation, and there is the anxiety of infection in postoperative abdominal cavity.
Summary of the invention
The object of the invention is: a kind of band air bag protect gallbladder take stone sheath is provided, and it has the cubic meter of stone of getting just, and can effectively prevent that body sheath body is subjected to displacement.And prevent that flushing liquor from carrying rubble secretly and flowing into abdominal cavity from gallbladder otch, operation is become easily and safety.
The present invention is achieved in that a kind of band air bag protect gallbladder take stone sheath, comprise the tubular sheath body of the both ends open that plastic material makes, described tubular sheath body insertion end is angle, it is characterized in that: the rubber tube, aerating device and the locking device that also comprise a guide post, both ends open
On described tubular sheath body wall, have along having rubber tube installation position on the air guide channel of axis, tubular sheath body;
The two ends of described rubber tube are fixedly connected with the rubber tube installation position of tubular sheath body respectively, and rubber tube and rubber tube installation position form rubber chamber; Be positioned on the air guide channel of rubber tube and have radially venthole; The other end of air guide channel is connected connection with an air inlet pipe;
Air inlet pipe coordinates with aerating device and locking device;
Described guide post one end is that operating side, the other end are guide end, and guide end is tapered; Guide post detachably coordinates with tubular sheath body, and guide end stretches out from the insertion end of tubular sheath body.
Described band air bag protect gallbladder take stone sheath, its special character is: the middle part of described rubber tube and rubber tube installation position are fixedly connected to form front rubber chamber and rear rubber chamber, a radial guiding pore is communicated with front rubber chamber, a radial guiding pore communicates with rear rubber chamber.
Described band air bag protect gallbladder take stone sheath, its special character is: described rubber tube installation position is the annular groove being arranged on body sheath body, and depth of groove equates with the wall thickness of rubber tube.
Described band air bag protect gallbladder take stone sheath, its special character is: described locking device is a vascular forceps, described aerating device is a syringe;
The inlet end of air inlet pipe with the needle holder releasable connection of syringe, vascular forceps coordinates with air inlet pipe.
Described band air bag protect gallbladder take stone sheath, its special character is: described locking device is an air valve; Described air valve arranges the end of airway, and the needle holder of syringe coordinates with air valve.
Described band air bag protect gallbladder take stone sheath, its special character is: described air valve comprises valve body, valve rod, spool, compression spring and valve gap, and described valve body has valve-rod cavity and spool chamber, and the intersection of valve-rod cavity and spool is valve core case;
There is spool holder at the middle part of described valve rod, the described valve gap interface of giving vent to anger, and valve gap is fixedly connected with the under shed of spool chamber and reaches gas-liquid sealing;
Spool is arranged on the spool holder of valve rod, and spool coordinates with valve core case; Described compression spring one end coordinates with spool holder, the other end coordinates with valve gap, and the guiding venthole on valve rod lower end and valve gap is slidably matched.
Described band air bag protect gallbladder take stone sheath, its special character is: described valve rod is many prismatics with the position that guiding venthole matches.
A kind of band of the present invention air bag protect gallbladder take stone sheath, owing to adopting such structure, after gallbladder has and inserts operative incision, aerating device inflation, rubber tube expands, and after rubber tube expands, fits with gallbladder inwall, can effectively prevent that tubular sheath body from extracting out in gallbladder; Get the cubic meter of stone just, can effectively prevent again flushing liquor carry secretly rubble from gallbladder otch flow into abdominal cavity, make operation carry out smoothly, prevent postoperative infection.
Brief description of the drawings
Fig. 1 is 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 the second embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
Embodiment 1
As shown in Fig. 1 Fig. 2, a kind of band air bag protect gallbladder take stone sheath, comprises the tubular sheath body 1 of the both ends open that plastic material makes, and described tubular sheath body 1 insertion end is 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, on described tubular sheath body 1 wall, have along having rubber tube installation position on the air guide channel 11 of axis, tubular sheath body 1;
As shown in Figure 4, Figure 5, the two ends of described rubber tube 3 are fixedly connected with the rubber tube installation position of tubular sheath body 1 respectively, and the rubber tube installation position on the two ends of rubber tube 3 and tubular sheath body 1 is bonding with glue, and rubber tube 3 forms rubber chamber with rubber tube installation position; Be positioned on the air guide channel 11 of rubber tube 3 and have radially venthole 12, that is to say: on the tubular sheath body 1 of rubber tube 3 covering parts, on air guide channel 11, have radially venthole 12; The other end of air guide channel 11 is connected connection with an air inlet pipe 6; Described rubber tube installation position is the annular groove being arranged on body sheath body 1, and depth of groove equates with the wall thickness of rubber tube 2.
Air inlet pipe 6 is connected with locking device 5, and locking device 5 coordinates with aerating device 4;
Described guide post 2 one end are that operating side, the other end are guide end 21, and guide end 21 is tapered; Guide post 2 detachably coordinates with tubular sheath body 1, and guide end 21 stretches out from the insertion end of tubular sheath body 1.
Described locking device 5 is an air valve 7; Described air valve 7 arranges on airway 6, and the needle holder of syringe coordinates with air valve 7.
As shown in Figure 6, described air valve 7 comprises valve body 71, valve rod 72, spool 73, compression spring 74 and valve gap 75, and described valve body 71 has valve-rod cavity 7A and spool chamber 7B, and the intersection of valve-rod cavity and spool is valve core case 711;
There is spool holder 721 at the middle part of described valve rod 72, described valve gap 75 interface 751 of giving vent to anger, and valve gap 75 is fixedly connected with the under shed of spool chamber 7B and reaches gas-liquid sealing;
Spool 73 is arranged on the spool holder 721 of valve rod 72, and spool 73 coordinates with valve core case 711; Described compression spring 74 one end coordinate with spool holder 721, the other end coordinates with valve gap 75, and the guiding venthole on valve rod 72 lower ends and valve gap 75 is slidably matched.
Described valve rod 72 is many prismatics with the position that guiding venthole matches.
Described aerating device 4 is a syringe, and the needle holder of described syringe is inserted in valve-rod cavity 7A and coordinated with the end of valve rod 72.
When use, the needle holder of syringe is inserted in valve-rod cavity 7A, needle holder lower end is moved valve rod 72, spool 73 leaves valve core case 711, guiding venthole, give vent to anger interface 751, the airway 6 of gas on spool chamber 7B, valve gap 75 enters in the air guide channel 11 of tubular sheath body 1, then enter in rubber tube 3, rubber tube expands, as shown in Figure 2.
By tubular sheath body 1 and guide post 2, the operative incision on gallbladder inserts in gallbladder, the inflation of use syringe, rubber tube 3 expands, and after expanding, rubber tube 5 is fitted with the inner surface of gallbladder, so guide post 2 is extracted, just can implement to get the action of cholelithiasis, adopt such structure, can effectively prevent that tubular sheath body 1 from separating with gallbladder, can effectively prevent again flushing liquor carry secretly rubble from gallbladder otch flow into abdominal cavity, operation is carried out smoothly, prevented postoperative infection.
Embodiment 2
As shown in Figure 7, the middle part of described rubber tube 3 and rubber tube installation position are fixedly connected to form front rubber chamber 31 and rear rubber chamber 32, one radial guiding pores 12 are communicated with front rubber chamber 31, another radial guiding pore 12 communicates with rear rubber chamber 32.The middle part of rubber tube 3 and rubber tube installation position glue bonding or with tighten rope be fixed together.
Described locking device 5 is a vascular forceps (not shown), and described aerating device 4 is a syringe; The needle holder of syringe detachably coordinates with the inlet end of airway 6.
Vascular forceps coordinates with air inlet pipe 6.
Adopt such structure, when use, fit with the outer wall of gallbladder with inwall laminating, the rear rubber chamber 32 of gallbladder in front rubber chamber 31.Can effectively prevent 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 is only preferential embodiment of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the principles of the present invention, can also make some improvement and modification, this is also considered as protection scope of the present invention.
Claims (2)
1. a band air bag protect gallbladder take stone sheath, comprise the tubular sheath body of the both ends open that plastic material makes, rubber tube, aerating device and the locking device of one guide post, both ends open, described tubular sheath body insertion end is angle, has along having rubber tube installation position on the air guide channel of axis, tubular sheath body on described tubular sheath body wall;
The two ends of described rubber tube are fixedly connected with the rubber tube installation position of tubular sheath body respectively, and rubber tube and rubber tube installation position form rubber chamber; Be positioned on the air guide channel of rubber tube and have radially venthole; The other end of air guide channel is connected connection with an air inlet pipe;
Air inlet pipe coordinates with aerating device and locking device;
Described guide post one end is that operating side, the other end are guide end, and guide end is tapered; Guide post detachably coordinates with tubular sheath body, and guide end stretches out from the insertion end of tubular sheath body;
The middle part of described rubber tube and rubber tube installation position are fixedly connected to form front rubber chamber and rear rubber chamber, and a radial guiding pore is communicated with front rubber chamber, a radial guiding pore communicates with rear rubber chamber;
Described locking device is an air valve; Described air valve is arranged at the end of airway, and the needle holder of syringe coordinates with air valve; It is characterized in that:
Described air valve comprises valve body, valve rod, spool, compression spring and valve gap, and described valve body has valve-rod cavity and spool chamber, and the intersection of valve-rod cavity and spool is valve core case;
There is spool holder at the middle part of described valve rod, the described valve gap interface of giving vent to anger, and valve gap is fixedly connected with the under shed of spool chamber and reaches gas-liquid sealing;
Spool is arranged on the spool holder of valve rod, and spool coordinates with valve core case; Described compression spring one end coordinates with spool holder, the other end coordinates with valve gap, and the guiding venthole on valve rod lower end and valve gap is slidably matched.
2. band air bag protect gallbladder take stone sheath according to claim 1, is characterized in that: described valve rod is many prismatics with the position that 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 CN102835990A (en) | 2012-12-26 |
| CN102835990B true CN102835990B (en) | 2014-08-27 |
Family
ID=47363906
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) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102835990A (en) | 2012-12-26 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| 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: 20140827 Termination date: 20210918 |