CN104027150B - Class fishing net formula pancreas intestinal anastomosis clamping and positioning device - Google Patents
Class fishing net formula pancreas intestinal anastomosis clamping and positioning device Download PDFInfo
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- CN104027150B CN104027150B CN201410223880.9A CN201410223880A CN104027150B CN 104027150 B CN104027150 B CN 104027150B CN 201410223880 A CN201410223880 A CN 201410223880A CN 104027150 B CN104027150 B CN 104027150B
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- jejunum
- governor motion
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- 210000000496 pancreas Anatomy 0.000 title claims abstract description 51
- 230000003886 intestinal anastomosis Effects 0.000 title claims abstract description 26
- 210000001630 jejunum Anatomy 0.000 claims abstract description 45
- 230000000968 intestinal effect Effects 0.000 claims abstract description 14
- 230000009471 action Effects 0.000 claims abstract description 12
- 230000006835 compression Effects 0.000 claims description 21
- 238000007906 compression Methods 0.000 claims description 21
- 230000001595 contractor effect Effects 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 231100000252 nontoxic Toxicity 0.000 claims description 3
- 230000003000 nontoxic effect Effects 0.000 claims description 3
- 210000000936 intestine Anatomy 0.000 abstract description 3
- 230000003187 abdominal effect Effects 0.000 abstract description 2
- 238000002357 laparoscopic surgery Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 230000003872 anastomosis Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 2
- 101100136092 Drosophila melanogaster peng gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 238000002715 modification method Methods 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
- A61B17/1155—Circular staplers comprising a plurality of staples
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device.Including lever, governor motion, two extension arms and clamp system, between lever and two extension arms, it is provided with the governor motion for carrying out clamping position regulation, realizes extension arm by governor motion and open or closed action；Two extension arms are the most L-shaped, it is respectively provided with clamp system inside the long edge tail of two extension arm L-shaped, the long limit of two extension arm L-shaped is enclosed within outside jejunum and clamps jejunum sidewall by clamp system, makes the clamp system of two extension arms strut jejunum by adjusting governor motion, pancreas is inserted in jejunum.The present invention uses dilatation of intestine mode auxiliary operation person to complete intestinal segment expansion action, and can entangle pancreas easily, can be effectively improved operating efficiency and the success rate of intestinal segment clamping position of the operation of pancreas intestinal anastomosis；Make up the blank of pancreas intestinal anastomosis clamping position apparatus, be not only suitable for conventional abdominal and be applicable to again laparoscopic surgery.
Description
Technical field
The present invention relates to the clamping and positioning device of a kind of medical field, particularly relate 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 operation relevant to pancreas.Owing to pancreas position is deep, quality is crisp, sews up difficulty, usually occurs the complication such as pancreas leakage when carrying out pancreas intestinal anastomosis.The operation of Pancreaticojejunostomy is complicated, and doctor needs the training of long period just can complete high-quality anastomosis procedure.The pancreas intestinal anastomosis mode of document report is more than 30 kinds at present, and the binding pencreaticojejunostomy of refined window professor the most domestic Peng design and relevant modification method thereof are to apply more universal methods of anastomosis at present.Document is reported that this methods of anastomosis is easy and simple to handle compared with other methods of anastomosis in its indication, is easily mastered, operating time is short and pancreatic leakage is relatively low.This methods of anastomosis it is crucial that pancreas stump is inserted in jejunum intestinal tube.Owing to existing laparoscopic instrument lacks motility and the perceptibility of staff, the difficulty implementing binding pencreaticojejunostomy under peritoneoscope is the biggest.Thus research and develop a kind of particular instrument auxiliary doctor and implement pancreas intestinal anastomosis the most easily especially to implement pancreas intestinal anastomosis under peritoneoscope to be one of Clinical Surgery's problem needing solution badly.
Summary of the invention
It is an object of the invention to provide a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device, solve the problem that existing pancreas intestinal anastomosis clamping position apparatus is deficient, doctor can be assisted to complete the clamping position operation of pancreas intestinal anastomosis operation the most easily, and be expected to be applied in laparoscopically surgical operation.
For achieving the above object, the invention provides techniques below scheme:
The present invention includes lever, governor motion, two extension arms and clamp system, is provided with the governor motion for carrying out clamping position regulation between lever and two extension arms, realizes extension arm by governor motion and opens or closed action；Two extension arms are the most L-shaped, it is respectively provided with clamp system inside the long edge tail of two extension arm L-shaped, the long limit of two extension arm L-shaped is enclosed within outside jejunum and clamps jejunum sidewall by clamp system, when making the clamp system on two extension arms strut jejunum by adjustment governor motion, thus pancreas is inserted in jejunum.
Described clamp system includes compressing sheet connector, compressing sheet, jointed shaft and the projection of band rough surface, compress sheet connector and be fixedly connected on inside the long edge tail of two extension arm L-shaped, compress sheet connector hinged with compression sheet by the jointed shaft at two ends, compress sheet to clamp one end of jejunum sidewall and connect and have the projection of band rough surface, compress sheet connector and utilize and compress sheet and the projection with rough surface clamps the intestinal wall in outside in jejunum.
Described compression sheet connector and compress sheet be circular arc dough sheet, the compression sheet connector of two clamp systems and compress sheet all with inner arc surface positioned opposite be symmetrically installed.
The material of the described projection compressing sheet connector, compressing sheet and band rough surface is metal, non-toxic rigid plastic or PVC.
Described governor motion uses shears open and close type or the structure of screw-pushing type.
The governor motion of described screw-pushing type structure includes propulsion tube, spring, spring stop and expansion baffle plate；Lever and propulsion tube one end are fixing to be connected, and the propulsion tube other end is enclosed within outside one end of sleeve, and sleeve is enclosed between two extension arm L-shaped minor faces, two extension arm L-shaped minor face one end bend to sleeve and with propulsion tube end thereof contacts；Being connected with spring stop by spring inside two extension arm L-shaped minor face one end, on spring stop fixed cover side face in the middle part of sleeve, sleeve other end side face is provided with the extension baffle plate of flanged structure, and the outer rim of extension baffle plate withstands between two extension arm L-shaped minor faces；Two extension arm L-shaped minor face one end of propulsion tube drive are advanced at spring stop by forward operation handle, and extension arm realizes expansion action；Pull operation handle and drive propulsion tube to be displaced outwardly, under spring force effect, two extension arm L-shaped minor face one end are moved at spring stop rightabout, and extension arm realizes contractive action.
The governor motion of described shears open and close type structure includes hinged nail and two articulated jibs；Two extension arm L-shaped minor face one end intersect and form the articulated jib being hinged for a pair, intersect the articulated structure being a little provided with hinged nail to realize shears open and close type, lever be connected to hinged after articulated jib bending segment between, thus realize being connected to the expansion of two extension arms and the contractive action of two articulated jib ends.
Described extension arm is cylindrical bar or the square pole of each corner band chamfering.
Described governor motion shell uses cuboid or columnar shell.
The invention has the beneficial effects as follows:
The present invention uses dilatation of intestine mode auxiliary operation person to complete intestinal segment expansion action, and can entangle pancreas easily, can be effectively improved operating efficiency and the success rate of intestinal segment clamping position of the operation of pancreas intestinal anastomosis.The present invention not only uses in conventional abdominal, it is also possible to use in laparoscopic surgery by extending extension arm.
Accompanying drawing explanation
Fig. 1 is the structural representation of class fishing net formula pancreas intestinal anastomosis clamping and positioning device.
Fig. 2 is for compressing sheet connecting-piece structure schematic diagram.
Fig. 3 is for compressing sheet connector side layout schematic diagram.
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 cuts off schematic diagram.
Fig. 7 is that apparatus of the present invention auxiliary pancreas coincide schematic diagram.
Fig. 8 exits for compression sheet connector and entangles pancreas process schematic.
Fig. 9 be apparatus of the present invention exit after intestinal tube with pancreas Surgical healing schematic diagram.
In figure: 1-lever；2-governor motion；3-extension arm；4-jointed shaft；5-compresses sheet；The projection of 6-band rough surface；7-compresses sheet 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；Place cut off by 16-jejunum；17-pancreas；18-intestinal segment bearing.
Detailed description of the invention
The present invention will be described in more detail below in conjunction with the accompanying drawings.
As shown in Figure 1, the present invention includes lever 1, governor motion 2, two extension arms 3 and clamp systems, it is provided with the governor motion 2 for carrying out clamping position regulation between lever 1 and two extension arms 3, realizes extension arm 3 by governor motion 2 and open or closed action；Two extension arms 3 are the most L-shaped, it is respectively provided with clamp system inside the long edge tail of the L-shaped of two extension arms 3, clamp system is followed extension arm 3 and is realized expansion and shrink two kinds of actions, the long limit of the L-shaped of two extension arms 3 is enclosed within outside jejunum 15 and clamps jejunum 15 sidewall by clamp system, when making the clamp system of two extension arms 3 strut jejunum 15 by adjustment governor motion 2, thus pancreas 17 is inserted in jejunum 15.The present invention uses dilatation of intestine mode auxiliary operation person to complete intestinal segment expansion action.
Clamp system includes compressing sheet connector 7, compressing sheet 5, jointed shaft 4 and the projection 6 of band rough surface, compress sheet connector 7 and be fixedly connected on inside the long edge tail of two extension arm 3L shapes, compress sheet connector 7 hinged with compression sheet 5 by the jointed shaft 4 at two ends, compression sheet 5 is clamped one end of jejunum 15 sidewall and is connected the projection 6 having band rough surface, compresses sheet connector 7 and utilizes compression sheet 5 and the projection 6 with rough surface to clamp the intestinal wall in the interior outside of jejunum 15；Make two to compress sheet connector 7 by regulation governor motion 2 and strut jejunum 15, thus pancreas 17 is inserted in jejunum 15.
The projection 6 compressing sheet 5 and band rough surface can be rotatably compressed, as shown in Figure 2 by jointed shaft 4；Two compress sheet connectors 7 in arc-shaped structure, are symmetrically installed, compress sheet connector side layout as shown in Figure 3.Jejunum 15 can be strutted when being in expansion state and form ellipse, it is easy to jejunum 15 is inserted in pancreas 17.
Compress sheet connector 7 and compress sheet 5 and be circular arc dough sheet, the compression sheet connector 7 of two clamp systems and compress sheet 5 all with inner arc surface positioned opposite be symmetrically installed.
The material of the projection 6 compress sheet connector 7, compressing sheet 5 and band rough surface is metal, non-toxic rigid plastic or PVC, and projection 6 inwall of band rough surface is processed as rough surface, it is ensured that be in close contact with jejunum 15, and avoids damage to jejunum 15 inwall.
Governor motion 2 uses screw-pushing type or shears open and close type structure to realize being arranged on the expansion compressing sheet connector 7 of extension arm 3 end and to shrink two kinds of actions.
As shown in Figure 4, the governor motion 2 of screw-pushing type structure is for including propulsion tube 12, spring 8, spring stop 9, expansion baffle plate 10 and sleeve 11；Lever 1 and propulsion tube 12 one end are fixing to be connected, and propulsion tube 12 other end is 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 bend to sleeve 11 and with propulsion tube 12 end thereof contacts；Spring 8 it is cased with on sleeve 11, it is connected with spring stop 9 by spring 8 inside L-shaped minor face one end of two extension arms 3, on spring stop 9 fixed cover side face in the middle part of sleeve 11, sleeve 11 other end side face is provided with the extension 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；Propulsion tube 12 is driven L-shaped minor face one end of two extension arms 3 to advance at spring stop 8 by forward operation handle 1, and extension arm 3 realizes expansion action；Pull operation handle 1 and drive propulsion tube 12 to be displaced outwardly, under spring 8 elastic force effect, L-shaped minor face one end of two extension arms 3 is moved at spring stop 8 rightabout, and extension arm 3 realizes contractive action.
As shown in Figure 5.The governor motion 2 of shears open and close type structure includes hinged nail 14 and two articulated jibs 13；L-shaped minor face one end of two extension arms 3 intersects and forms the articulated jib 13 being hinged for a pair, intersect and be a little provided with hinged nail 14 to realize the articulated structure of shears open and close type, lever 1 be connected to hinged after articulated jib 13 bending segment between, regulate the distance between two articulated jibs 13 by push-and-pull lever 1, thus realize being connected to expansion and the contractive action of two extension arms 3 of two articulated jib 13 ends.
Extension arm 3 is cylindrical bar or the square pole of each corner band chamfering, so can avoid damage to jejunum 15 outer wall.
Governor motion 2 shell uses cuboid or columnar shell, facilitates doctor hand-held or is fixed on operating-table, thus realizes described clamping and positioning device and enter and carry out pancreas 17 into the human body and clamping position operation that jejunum 15 coincide.
Below in conjunction with Fig. 6, Fig. 7, Fig. 8 and Fig. 9, the present invention is embodied as work process and is further described below:
Refering to Fig. 6, the hand-holdable governor motion of operator 2 or governor motion 2 is fixed on operating-table, take one section of live body jejunum 15；Jejunum 15 is cut off under other operating forceps assists by operator at the jejunum place of cutting off 16.
Refering to Fig. 7, operator adjusts extension arm 3 and is entangled by the jejunum 15 cut off, and under other operating forceps auxiliary operation, near jejunum, compression sheet connector 7 is cut off place 16, the projection 6 making band rough surface contacts with jejunum 15 inwall, compresses sheet 5 and rotatably compresses the inside and outside wall of jejunum 15；Operator controls lever 1, makes two pieces of circular arc laminar compression sheet connectors 7 expand, and jejunum 15 struts ovalize and passes through with the head of pancreas ensureing pancreas 17；Jejunum 15 intestinal segment strutted collectively forms the structure of a class fishing net formula with extension arm 3, compression sheet connector 7；Operator will strut jejunum 15 intestinal segment and entangle pancreas 17 along head of pancreas gently, and push to pancreas 17 tail end.
Refering to Fig. 8, unclamp the compression sheet 5 compressing sheet connector 7, make the jejunum end expanded entangle pancreas 17；Operator controls lever 1 and expands extension arm 3, and then drives compression sheet connector 7 so that it is depart from jejunum 15 outer wall；Operator extracts extension arm 3 gently out and compresses sheet connector 7.
Refering to Fig. 9, with tweezers or line, jejunum intestinal segment front end fixed in intestinal segment bearing 18 or ligatured fixing with pancreas 17, completing the clamping position operation of pancreas intestinal anastomosis.
It is last it is noted that above example is only in order to illustrate that technical scheme is not intended to limit；Although the present invention being described in detail with reference to embodiment; those of ordinary skill in the field are it is understood that still can modify to the detailed description of the invention of the present invention or portion of techniques feature is carried out equivalent; without deviating from the spirit of technical solution of the present invention, it all should be contained in the middle of the technical scheme scope that the present invention is claimed.
Claims (9)
1. a kind fishing net formula pancreas intestinal anastomosis clamping and positioning device, it is characterized in that: include lever (1), governor motion (2), two extension arms (3) and clamp system, it is provided with the governor motion (2) for carrying out clamping position regulation between lever (1) and two extension arms (3), realizes extension arm (3) by governor motion (2) and open or closed action；Two extension arms (3) are the most L-shaped, it is respectively provided with clamp system inside the long edge tail of two extension arm (3) L-shaped, the long limit of two extension arm (3) L-shaped is enclosed within jejunum (15) and outward and clamps jejunum (15) sidewall by clamp system, when making the clamp system on two extension arms (3) strut jejunum (15) by adjustment governor motion (2), thus pancreas (17) is inserted in jejunum (15).
A kind fishing net formula pancreas intestinal anastomosis clamping and positioning device the most according to claim 1, it is characterized in that: described clamp system includes compressing sheet connector (7), compress sheet (5), the projection (6) of jointed shaft (4) and band rough surface, compress sheet connector (7) and be fixedly connected on inside the long edge tail of two extension arm (3) L-shaped, compress sheet connector (7) hinged with compression sheet (5) by the jointed shaft (4) at two ends, compression sheet (5) is clamped one end of jejunum (15) sidewall and is connected the projection (6) having band rough surface, compressing sheet connector (7) utilizes compression sheet (5) and the projection (6) with rough surface to clamp the intestinal wall in the interior outside of jejunum (15).
A kind fishing net formula pancreas intestinal anastomosis clamping and positioning device the most according to claim 2, it is characterized in that: described compression sheet connector (7) and compress sheet (5) and be circular arc dough sheet, compression sheet connector (7) of two clamp systems and compression sheet (5) all with inner arc surface positioned opposite be symmetrically installed.
4. according to the kind fishing net formula pancreas intestinal anastomosis clamping and positioning device described in Claims 2 or 3, it is characterised in that: the material of the projection (6) of described compression sheet connector (7), compression sheet (5) and band rough surface is metal or non-toxic rigid plastic.
A kind fishing net formula pancreas intestinal anastomosis clamping and positioning device the most according to claim 1, it is characterised in that: described governor motion (2) uses shears open and close type or the structure of screw-pushing type.
A kind fishing net formula pancreas intestinal anastomosis clamping and positioning device the most according to claim 5, it is characterised in that: the governor motion (2) of described screw-pushing type structure includes propulsion tube (12), spring (8), spring stop (9) and expansion baffle plate (10)；Lever (1) is fixing with propulsion tube (12) one end to be connected, propulsion tube (12) other end is enclosed within outside one end of sleeve (11), sleeve (11) is enclosed between two extension arm (3) L-shaped minor faces, two extension arm (3) L-shaped minor face one end to sleeve (11) bending and with propulsion tube (12) end thereof contacts；It is connected with spring stop (9) by spring (8) inside two extension arm (3) L-shaped minor face one end, 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 extension baffle plate (10) of flanged structure, and the outer rim of extension baffle plate (10) withstands between two extension arm (3) L-shaped minor faces；Propulsion tube (12) is driven two extension arm (3) L-shaped minor face one end to advance to spring stop (9) place by forward operation handle (1), and extension arm (3) realizes expansion action；Pull operation handle (1) and drive propulsion tube (12) to be displaced outwardly, under spring (8) elastic force effect, two extension arm (3) L-shaped minor face one end are moved at spring stop (9) rightabout, and extension arm (3) realizes contractive action.
A kind fishing net formula pancreas intestinal anastomosis clamping and positioning device the most according to claim 5, it is characterised in that: the governor motion (2) of described shears open and close type structure includes hinged nail (14) and two articulated jibs (13)；Two extension arm (3) L-shaped minor face one end intersect and form the articulated jib (13) being hinged for a pair, intersect and be a little provided with hinged nail (14) to realize the articulated structure of shears open and close type, lever (1) be connected to hinged after articulated jib (13) bending segment between, thus realize being connected to the expansion of two extension arms (3) and the contractive action of two articulated jib (13) ends.
A kind fishing net formula pancreas intestinal anastomosis clamping and positioning device the most according to claim 1, it is characterised in that: described extension arm (3) is cylindrical bar or the square pole of each corner band chamfering.
A kind fishing net formula pancreas intestinal anastomosis clamping and positioning device the most according to claim 1, it is characterised in that: described governor motion (2) shell uses cuboid or columnar shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410223880.9A CN104027150B (en) | 2014-05-26 | 2014-05-26 | Class fishing net formula pancreas intestinal anastomosis clamping and positioning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410223880.9A CN104027150B (en) | 2014-05-26 | 2014-05-26 | Class fishing net formula pancreas intestinal anastomosis clamping and positioning device |
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| Publication Number | Publication Date |
|---|---|
| CN104027150A CN104027150A (en) | 2014-09-10 |
| CN104027150B true CN104027150B (en) | 2016-09-14 |
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| CN201410223880.9A Active CN104027150B (en) | 2014-05-26 | 2014-05-26 | Class fishing net formula pancreas intestinal anastomosis clamping and positioning device |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101617949A (en) * | 2009-06-19 | 2010-01-06 | 刘忠臣 | Pancreatoduodenal-binding and sleeving matching device |
| CN203935233U (en) * | 2014-05-26 | 2014-11-12 | 浙江大学 | One kind fishing net formula pancreas intestinal anastomosis clamping and positioning device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60335210D1 (en) * | 2002-12-05 | 2011-01-13 | Id Llc | tissue retractor |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101617949A (en) * | 2009-06-19 | 2010-01-06 | 刘忠臣 | Pancreatoduodenal-binding and sleeving matching device |
| CN203935233U (en) * | 2014-05-26 | 2014-11-12 | 浙江大学 | One kind fishing net formula pancreas intestinal anastomosis clamping and positioning device |
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| Publication number | Publication date |
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| CN104027150A (en) | 2014-09-10 |
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