CN203935233U - One kind fishing net formula pancreas intestinal anastomosis clamping and positioning device - Google Patents
One kind fishing net formula pancreas intestinal anastomosis clamping and positioning device Download PDFInfo
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- CN203935233U CN203935233U CN201420270859.XU CN201420270859U CN203935233U CN 203935233 U CN203935233 U CN 203935233U CN 201420270859 U CN201420270859 U CN 201420270859U CN 203935233 U CN203935233 U CN 203935233U
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- clamping piece
- extension arms
- pancreas
- jejunum
- clamping
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Abstract
The utility model discloses a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device.Comprise lever, governor motion, two extension arms and clamp mechanism, between lever and two extension arms, be provided with the governor motion for carrying out clamping position adjusting, realize by governor motion that extension arm opens or closed action; Two extension arms are all L-shaped, two L shaped long edge tail inner sides of extension arm are respectively provided with clamp mechanism, two L shaped long limits of extension arm are enclosed within outside jejunum and clamp jejunum sidewall by clamp mechanism, make the clamp mechanism of two extension arms strut jejunum by adjusting governor motion, pancreas is inserted in to jejunum.This utility model adopts dilatation of intestine mode assist operator to complete intestinal segment expansion action, and can entangle easily pancreas, can effectively improve the operating efficiency of pancreas intestinal anastomosis operation and the success rate of intestinal segment clamping position; Make up the blank of pancreas intestinal anastomosis clamping position apparatus, be not only applicable to conventional abdominal but also be applicable to laparoscopic surgery.
Description
Technical field
This utility model relates to a kind of clamping and positioning device of medical field, relates in particular to a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device.
Background technology
Pancreas intestinal anastomosis is pancreas Postoperative reconstruction pancreas and the successional prefered method of gastrointestinal tract, exists in the various operations relevant to pancreas.Because pancreas position is dark, quality is crisp, sews up difficulty, usually occurs the complication such as pancreas leakage in the time carrying out pancreas intestinal anastomosis.The complicated operation of Pancreaticojejunostomy, doctor needs the training of long period just can complete the identical operation of high-quality.The pancreas intestinal anastomosis mode of bibliographical information exceedes 30 kinds at present, and the cluster pancreas intestinal that wherein the refined window professor of domestic Peng designs coincide and relevant modification method is to apply at present more general methods of anastomosis.In its indication, compared with the grasp easy and simple to handle, easy of other methods of anastomosis, operating time, short and pancreas intestinal anastomotic stoma leaks lower this methods of anastomosis of bibliographical information.The key of this methods of anastomosis is that pancreas stump is inserted in to jejunum intestinal tube.Due to motility and the perceptibility of existing laparoscopic instrument shortage staff, under peritoneoscope, implement the identical difficulty of cluster pancreas intestinal still larger.Thereby research and develop the auxiliary doctor of a kind of particular instrument and efficiently implement easily pancreas intestinal anastomosis especially to implement pancreas intestinal anastomosis under peritoneoscope be that a Clinical Surgery needs one of problem of solution badly.
Summary of the invention
The purpose of this utility model is to provide a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device, solve the problem of existing pancreas intestinal anastomosis clamping position apparatus scarcity, can assist doctor efficiently to complete easily the clamping position operation of pancreas intestinal anastomosis operation, and be expected to be applied in laparoscopically surgical operation.
For achieving the above object, this utility model provides following technical scheme:
This utility model comprises lever, governor motion, two extension arms and clamp mechanism, between lever and two extension arms, is provided with the governor motion for carrying out clamping position adjusting, realizes that extension arm opens or closed action by governor motion; Two extension arms are all L-shaped, two L shaped long edge tail inner sides of extension arm are respectively provided with clamp mechanism, two L shaped long limits of extension arm are enclosed within outside jejunum and clamp jejunum sidewall by clamp mechanism, when making two clamp mechanism on extension arm strut jejunum by adjusting governor motion, thereby pancreas is inserted in to jejunum.
Described clamp mechanism comprises clamping piece connector, clamping piece, jointed shaft and the projection with rough surface, clamping piece connector is fixedly connected on two long edge tail inner sides that extension arm is L shaped, clamping piece connector is hinged by jointed shaft and the clamping piece at two ends, one end that clamping piece is clamped jejunum sidewall is connected with the projection with rough surface, and clamping piece connector utilizes clamping piece and clamps the intestinal wall in outside in jejunum with the projection of rough surface.
Described clamping piece connector and clamping piece are circular arc dough sheet, and the clamping piece connector of two clamp mechanism and clamping piece are all installed so that inner arc surface positioned opposite ground is symmetrical.
The material of described clamping piece connector, clamping piece and the projection with rough surface is metal, non-toxic rigid plastic or PVC.
Described governor motion adopts the structure of shears open and close type or screw-pushing type.
The governor motion of described screw-pushing type structure comprises propulsion tube, spring, spring stop and expansion baffle plate; Lever is fixedly connected with propulsion tube one end, and the propulsion tube other end is enclosed within outside one end of sleeve, jacket casing between two L shaped minor faces of extension arm, two the L shaped minor face of extension arm one end to sleeve bending and with propulsion tube one end in contact; Inner side, two the L shaped minor face of extension arm one end is connected with spring stop by spring, and spring stop fixed cover is on the side face at sleeve middle part, and sleeve other end side face is provided with the expansion baffle plate of flanged structure, and the outer rim of expansion baffle plate withstands between two L shaped minor faces of extension arm; Forward operation handle drives two the L shaped minor face of extension arm one end to advance to spring stop place propulsion tube, and extension arm is realized expansion action; Pull operation handle and drive propulsion tube outwards to move, under spring force effect, move to spring stop rightabout place two the L shaped minor face of extension arm one end, and extension arm is realized contractive action.
The governor motion of described shears open and close type structure comprises hinged nail and two articulated jibs; Two the L shaped minor face of extension arm one end intersect to form a pair of articulated jib being hinged mutually, cross point is provided with hinged nail to realize the articulated structure of shears open and close type mutually, lever is connected between the articulated jib bending segment after hinged, thereby realizes the enlargement and contraction action of two extension arms that are connected to two articulated jib ends.
Described extension arm is the square pole of cylindrical bar or each corner band chamfering.
Described governor motion shell adopts cuboid or columnar shell.
The beneficial effects of the utility model are:
This utility model adopts dilatation of intestine mode assist operator to complete intestinal segment expansion action, and can entangle easily pancreas, can effectively improve the operating efficiency of pancreas intestinal anastomosis operation and the success rate of intestinal segment clamping position.This utility model not only uses in conventional abdominal, can also in laparoscopic surgery, use by extending extension arm.
Brief description of the drawings
Fig. 1 is the structural representation of class fishing net formula pancreas intestinal anastomosis clamping and positioning device.
Fig. 2 is clamping piece connecting-piece structure schematic diagram.
Fig. 3 is clamping piece connector side schematic layout pattern.
Fig. 4 is the governor motion schematic diagram of screw-pushing type.
Fig. 5 is the governor motion schematic diagram of shears open and close type.
Fig. 6 is that jejunum inwall is cut off schematic diagram.
Fig. 7 is the identical schematic diagram of the auxiliary pancreas of this utility model device.
Fig. 8 is that clamping piece connector exits and entangles pancreas process schematic diagram.
Fig. 9 is that this utility model device exits after intestinal tube and the pancreas intestinal schematic diagram that coincide.
In figure: 1-lever; 2-governor motion; 3-extension arm; 4-jointed shaft; 5-clamping piece; The projection of 6-with rough surface; 7-clamping piece connector; 8-spring; 9-spring stop; 10-expands baffle plate; 11-sleeve; 12-propulsion tube; 13-articulated jib; The hinged nail of 14-; 15-jejunum; 16-jejunum is cut off place; 17-pancreas; 18-intestinal segment bearing.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in more detail.
As shown in Figure 1, this utility model comprises lever 1, governor motion 2, two extension arms 3 and clamp mechanism, between lever 1 and two extension arms 3, be provided with the governor motion 2 for carrying out clamping position adjusting, realize extension arm 3 by governor motion 2 and open or closed action; Two extension arms 3 are all L-shaped, the L shaped long edge tail inner side of two extension arms 3 is respectively provided with clamp mechanism, clamp mechanism is followed extension arm 3 and is realized two kinds of actions of enlargement and contraction, the L shaped long limit of two extension arms 3 is enclosed within outside jejunum 15 and clamps jejunum 15 sidewalls by clamp mechanism, when making the clamp mechanism of two extension arms 3 strut jejunum 15 by adjusting governor motion 2, thereby pancreas 17 is inserted in to jejunum 15.This utility model adopts dilatation of intestine mode assist operator to complete intestinal segment expansion action.
Clamp mechanism comprises clamping piece connector 7, clamping piece 5, jointed shaft 4 and the projection with rough surface 6, clamping piece connector 7 is fixedly connected on the long edge tail inner side of two extension arm 3L shapes, clamping piece connector 7 is hinged with clamping piece 5 by the jointed shaft 4 at two ends, one end that clamping piece 5 is clamped jejunum 15 sidewalls is connected with the projection 6 with rough surface, and clamping piece connector 7 utilizes clamping piece 5 and clamps the intestinal wall in jejunum 15 interior outsides with the projection 6 of rough surface; By regulating governor motion 2 to make two clamping piece connectors 7 strut jejunum 15, thereby pancreas 17 is inserted in to jejunum 15.
Clamping piece 5 and the projection 6 with rough surface can rotatably compress by jointed shaft 4, as shown in Figure 2; Two clamping piece connectors 7 are arc-shaped structure, symmetrical installation, and clamping piece connector side layout is as shown in Figure 3.When in expansion state, can strut jejunum 15 and form ellipse, being easy to jejunum 15 to be inserted in pancreas 17.
Clamping piece connector 7 and clamping piece 5 are circular arc dough sheet, and the clamping piece connector 7 of two clamp mechanism and clamping piece 5 are all installed so that inner arc surface positioned opposite ground is symmetrical.
The material of clamping piece connector 7, clamping piece 5 and the projection with rough surface 6 is metal, non-toxic rigid plastic or PVC, and projection 6 inwalls with rough surface are treated to rough surface, ensures and jejunum 15 close contacts, and avoids damaging jejunum 15 inwalls.
Governor motion 2 adopts screw-pushing type or shears open and close type structure to realize two kinds of actions of enlargement and contraction of the clamping piece connector 7 that is arranged on extension arm 3 ends.
As shown in Figure 4, the governor motion 2 of screw-pushing type structure is for comprising propulsion tube 12, spring 8, spring stop 9, expansion baffle plate 10 and sleeve 11; Lever 1 is fixedly connected with propulsion tube 12 one end, and propulsion tube 12 other ends are enclosed within outside one end of sleeve 11, and sleeve 11 is enclosed between the L shaped minor face of two extension arms 3, L shaped minor face one end of two extension arms 3 to sleeve 11 bend and with propulsion tube 12 1 end in contact; On sleeve 11, cover has spring 8, the inner side, L shaped minor face one end of two extension arms 3 is connected with spring stop 9 by spring 8, spring stop 9 fixed covers are on the side face at sleeve 11 middle parts, sleeve 11 other end side faces are provided with the expansion baffle plate 10 of flanged structure, and the outer rim of expansion baffle plate 10 withstands between the L shaped minor face of two extension arms 3; Forward operation handle 1 drives propulsion tube 12 L shaped minor face one end of two extension arms 3 to advance to spring stop 8 places, and extension arm 3 is realized expansion action; Pull operation handle 1 and drive propulsion tube 12 outwards move, under spring 8 elastic force effects, move to spring stop 8 rightabout places L shaped minor face one end of two extension arms 3, extension arm 3 is realized contractive action.
As shown in Figure 5.The governor motion 2 of shears open and close type structure comprises hinged nail 14 and two articulated jibs 13; L shaped minor face one end of two extension arms 3 intersects to form a pair of articulated jib being hinged 13 mutually, cross point is provided with hinged nail 14 to realize the articulated structure of shears open and close type mutually, lever 1 is connected between articulated jib 13 bending segments after hinged, regulate two distances between articulated jib 13 by push-and-pull lever 1, thereby realize the enlargement and contraction action of two extension arms 3 that are connected to two articulated jib 13 ends.
Extension arm 3 is the square pole of cylindrical bar or each corner band chamfering, can avoid like this damaging jejunum 15 outer walls.
Governor motion 2 shells adopt cuboid or columnar shells, facilitate doctor hand-held or be fixed on operating-table, enter into and in human body, carry out pancreas 17 and the identical clamping position operation of jejunum 15 thereby realize described clamping and positioning device.
Below in conjunction with Fig. 6, Fig. 7, Fig. 8 and Fig. 9, further illustrate as follows to concrete implementation process of the present utility model:
Consult Fig. 6, the hand-holdable governor motion 2 of operator or governor motion 2 is fixed on operating-table, gets one section of live body jejunum 15; Operator cuts off jejunum 15 under other operating forceps is auxiliary at the jejunum place of cutting off 16.
Consult Fig. 7, operator adjusts extension arm 3 jejunum of cutting off 15 is entangled, and under other operating forceps auxiliary operation, clamping piece connector 7 is cut off to place 16 near jejunum, projection 6 with rough surface is contacted with jejunum 15 inwalls, and clamping piece 5 rotatably compresses the inside and outside wall of jejunum 15; Operator's control operation handle 1, expands two laminar clamping piece connectors 7 of circular arc, jejunum 15 is strutted to ovalize and pass through with the head of pancreas that ensures pancreas 17; Jejunum 15 intestinal segments that strut and extension arm 3, the common structure that forms a class fishing net formula of clamping piece connector 7; Operator will strut jejunum 15 intestinal segments and entangle gently pancreas 17 along head of pancreas, and push to pancreas 17 tail ends.
Consult Fig. 8, unclamp the clamping piece 5 of clamping piece connector 7, make the jejunum end expanding entangle pancreas 17; Operator's control operation handle 1 is expanded extension arm 3, and then drives clamping piece connector 7, and itself and jejunum 15 outer walls are departed from; Operator extracts extension arm 3 and clamping piece connector 7 gently out.
Consult Fig. 9, with tweezers or line, jejunum intestinal segment front end is fixed or fixed with pancreas 17 ligation in intestinal segment bearing 18, complete the clamping position operation of pancreas intestinal anastomosis.
Finally it should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although this utility model is had been described in detail with reference to embodiment; those of ordinary skill in the field are to be understood that: still can modify or part technical characterictic is equal to replacement detailed description of the invention of the present utility model; and not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope of this utility model request protection.
Claims (9)
1. a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device, it is characterized in that: comprise lever (1), governor motion (2), two extension arms (3) and clamp mechanism, between lever (1) and two extension arms (3), be provided with the governor motion (2) for carrying out clamping position adjusting, realize extension arm (3) by governor motion (2) and open or closed action; Two extension arms (3) are all L-shaped, the L shaped long edge tail inner side of two extension arms (3) is respectively provided with clamp mechanism, the L shaped long limit of two extension arms (3) is enclosed within outside jejunum (15) and clamps jejunum (15) sidewall by clamp mechanism, when making the clamp mechanism on two extension arms (3) strut jejunum (15) by adjusting governor motion (2), thereby pancreas (17) is inserted in to jejunum (15).
2. a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device according to claim 1, it is characterized in that: described clamp mechanism comprises clamping piece connector (7), clamping piece (5), jointed shaft (4) and the projection with rough surface (6), clamping piece connector (7) is fixedly connected on the L shaped long edge tail inner side of two extension arms (3), clamping piece connector (7) is hinged with clamping piece (5) by the jointed shaft (4) at two ends, one end that clamping piece (5) is clamped jejunum (15) sidewall is connected with the projection (6) with rough surface, clamping piece connector (7) utilizes clamping piece (5) and clamps the intestinal wall in outside in jejunum (15) with the projection (6) of rough surface.
3. a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device according to claim 2, it is characterized in that: described clamping piece connector (7) and clamping piece (5) are circular arc dough sheet, the clamping piece connector (7) of two clamp mechanism and clamping piece (5) are all installed so that inner arc surface positioned opposite ground is symmetrical.
4. according to the kind fishing net formula pancreas intestinal anastomosis clamping and positioning device described in claim 2 or 3, it is characterized in that: the material of described clamping piece connector (7), clamping piece (5) and the projection with rough surface (6) is metal, non-toxic rigid plastic or PVC.
5. a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device according to claim 1, is characterized in that: described governor motion (2) adopts the structure of shears open and close type or screw-pushing type.
6. a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device according to claim 5, is characterized in that: the governor motion (2) of described screw-pushing type structure comprises propulsion tube (12), spring (8), spring stop (9) and expansion baffle plate (10); Lever (1) is fixedly connected with propulsion tube (12) one end, propulsion tube (12) other end is enclosed within outside one end of sleeve (11), sleeve (11) is enclosed between the L shaped minor face of two extension arms (3), the L shaped minor face of two extension arms (3) one end to sleeve (11) bending and with propulsion tube (12) one end in contact; Inner side, the L shaped minor face of two extension arms (3) one end is connected with spring stop (9) by spring (8), spring stop (9) fixed cover is on the side face at sleeve (11) middle part, sleeve (11) other end side face is provided with the expansion baffle plate (10) of flanged structure, and the outer rim of expansion baffle plate (10) withstands between the L shaped minor face of two extension arms (3); Forward operation handle (1) drives the L shaped minor face of two extension arms (3) one end to locate to advance to spring stop (9) propulsion tube (12), and extension arm (3) is realized expansion action; Pull operation handle (1) and drive propulsion tube (12) outwards move, under spring (8) elastic force effect, move to spring stop (9) rightabout place the L shaped minor face of two extension arms (3) one end, and extension arm (3) is realized contractive action.
7. a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device according to claim 5, is characterized in that: the governor motion (2) of described shears open and close type structure comprises hinged nail (14) and two articulated jibs (13); The L shaped minor face of two extension arms (3) one end intersects to form a pair of articulated jib being hinged (13) mutually, cross point is provided with hinged nail (14) to realize the articulated structure of shears open and close type mutually, lever (1) is connected between articulated jib (13) bending segment after hinged, thereby realizes the enlargement and contraction action of two extension arms (3) that are connected to two articulated jibs (13) end.
8. a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device according to claim 1, is characterized in that: described extension arm (3) is the square pole of cylindrical bar or each corner band chamfering.
9. a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device according to claim 1, is characterized in that: described governor motion (2) shell adopts cuboid or columnar shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420270859.XU CN203935233U (en) | 2014-05-26 | 2014-05-26 | One kind fishing net formula pancreas intestinal anastomosis clamping and positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420270859.XU CN203935233U (en) | 2014-05-26 | 2014-05-26 | One kind fishing net formula pancreas intestinal anastomosis clamping and positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203935233U true CN203935233U (en) | 2014-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420270859.XU Withdrawn - After Issue CN203935233U (en) | 2014-05-26 | 2014-05-26 | One kind fishing net formula pancreas intestinal anastomosis clamping and positioning device |
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|---|---|
| CN (1) | CN203935233U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104027150A (en) * | 2014-05-26 | 2014-09-10 | 浙江大学 | Similar-fishing-net type pancreas and jejunum matching clamping positioning device |
-
2014
- 2014-05-26 CN CN201420270859.XU patent/CN203935233U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104027150A (en) * | 2014-05-26 | 2014-09-10 | 浙江大学 | Similar-fishing-net type pancreas and jejunum matching clamping positioning device |
| CN104027150B (en) * | 2014-05-26 | 2016-09-14 | 浙江大学 | Class fishing net formula pancreas intestinal anastomosis clamping and positioning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141112 Effective date of abandoning: 20160914 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |