CN101664326B - Puncturing and extending assembly - Google Patents
Puncturing and extending assembly Download PDFInfo
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- CN101664326B CN101664326B CN2009101821921A CN200910182192A CN101664326B CN 101664326 B CN101664326 B CN 101664326B CN 2009101821921 A CN2009101821921 A CN 2009101821921A CN 200910182192 A CN200910182192 A CN 200910182192A CN 101664326 B CN101664326 B CN 101664326B
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- Prior art keywords
- puncturing
- puncture component
- puncture
- extension device
- extending assembly
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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
Abstract
The invention provides a puncturing and extending assembly being suitable for a circular tube-shaped binder used for surgical operation, comprising a puncturing piece and an extending piece which can be detachably connected mutually, wherein the puncturing piece is provided with a cooperating part conjugated with a nail anvil shaft, a puncturing part having a tissue puncturing function and a connecting part conjugated with the extending part; the extending piece is provided with a corresponding connecting part conjugated with the puncturing piece and a clamping part which can be clamped. The invention has the advantages that the puncturing and extending assembly is suitable for the nail anvil shaft of the existing circular tube-shaped binder and can directly puncture tissues after cooperating with the nail anvil shaft and guides the nail anvil shaft to pass through a puncturing cut, thereby simplifying the operation steps; the puncturing and extending assembly can assist to clamp the nail anvil to prevent the nail anvil from falling to the inside of a human body, thereby avoiding the operation accidents.
Description
Technical field
The present invention relates to the Binding Instrument that surgical operation uses, especially a kind of puncturing and extending assembly that is applicable to surgical operation with the tubular type binding instrument belongs to technical field of medical instruments.
Background technology
Surgical operation is a kind of medical apparatus and instruments that often uses when physiological tissues such as intestinal are carried out surgical operation with the tubular type binding instrument, and the difference of this instrument performance plays crucial effects for the whole surgery effect.Bookbinding form in this class Binding Instrument mostly adopts is axially organized containingly for two sections during bookbinding, and nail anvil is placed in one in one section tissue, and the Binding Instrument miscellaneous part places in relative another section tissue; After being fixed on pin anvil shaft on the anvil pull rod, mobile nail anvil also makes it draw close to nail bin; When nail anvil and nail bin reached predeterminated position, the percussion bookbinding formed binder ring at organization internal, and U.S. Pat 5205459 has promptly disclosed a kind of tubular type binding instrument with said structure.The advantage of this apparatus is: the body that produces in the operation process is hemorrhage can be along with content be discharged together, and operation back body tissue ratio is easier to healing.
In the above-mentioned operation process, in the doctor is placed in one nail anvil in one section tissue after, must clamp pin anvil shaft with operating forceps, in order to avoid nail anvil drops to and goes in the human body and cause unnecessary trouble.But, when carrying out some deep operations, such as an esophagus high position, rectum low level, because the working place of two above-mentioned example operations is less, the part of the gr pin anvil shaft of people also seldom, therefore operating forceps is difficult to clamp pin anvil shaft, is shed to the searching of need taking time in the human body thereby nail anvil is just easier from operating forceps; And after in nail anvil is inserted tissue, the preparation that may also need once perform the operation is for example excised excess tissue or blood vessel clamping, and at this moment the clamping pin anvil shaft has become a very thing of effort.
Directly pass tissue wall at some pin anvil shafts and replace in the operation of purse string suture,, therefore do not possess the function of puncture tissue, then also need in operation, to be equipped with a special puncture component, increased the step of operation because the end of existing pin anvil shaft is a plane.
The present invention quotes the content that this patent is put down in writing as prior art.
Summary of the invention
The objective of the invention is to solve above-mentioned technical problem, a kind of puncturing and extending assembly that is applicable to the tubular type binding instrument is provided, this assembly has direct piercing tissue and can assist the function of clamping nail anvil better.
Purpose of the present invention is achieved through the following technical solutions:
A kind of puncturing and extending assembly, be applicable to surgical operation tubular type binding instrument, comprise the puncture component and the extension device that removably connect mutually, described puncture component has the auxiliary section, a puncture portion with piercing tissue function and the connecting portion that connects with extension device that connect with pin anvil shaft, described extension device has the corresponding connecting portion and the clamping part that can be held that connect with puncture component, the connecting portion of described puncture component and extension device can interconnect or separate, and makes described puncturing and extending assembly be in connection status or released state.When puncturing and extending assembly is in connection status, play the effect that prolongs pin anvil shaft, make the doctor can clamp the nail anvil part better; When puncturing and extending assembly was in released state, the puncture portion of puncture component can piercing tissue.
The auxiliary section that connects with pin anvil shaft of described puncture component comprises the insertion section in the nail anvil axis hole that can be inserted into the tubular type binding instrument, and the groove that connects with the boss of the nail anvil axis hole that is positioned at the tubular type binding instrument.The tapered setting of puncture portion of described puncture component, the awl point of described puncture portion is located at the top of puncture component.Described puncture portion is provided with a through hole that runs through puncture portion.The connecting portion that connects with extension device of described puncture component is an elliptical section, and it has a long focal length extremity that can connect with described extension device.Described puncture component is the d-axis that is wholely set.
Described extension device comprises an extension body, and an end of described extension body is a clamping part, and the other end is the connecting portion that connects with puncture component.Described clamping part is provided with anti-skidding stricture of vagina.The connecting portion that connects with puncture component of described extension device comprises the perforation that the puncture portion that can accommodate described puncture component inserts, and the opening of long focal length extremity that can accommodate the elliptical section of described puncture component, the interior profile of described perforation is consistent with the outline of the elliptical section of described puncture component.Described extension device is the cambered axle that is wholely set.
Beneficial effect of the present invention is mainly reflected in: be applicable to the pin anvil shaft of existing tubular type binding instrument, with direct piercing tissue after pin anvil shaft cooperates, and the guiding pin anvil shaft passes and pierces through mouth, simplified operating procedure; Can assist the clamping nail anvil, prevent that nail anvil from dropping to inside of human body and causing accident surgery.
Description of drawings
Below in conjunction with accompanying drawing technical solution of the present invention is described further:
Fig. 1: the schematic perspective view of existing nail-anvil assembly.
Fig. 2: the sketch map of the puncture component of puncturing and extending assembly of the present invention.
The left view of Fig. 3: Fig. 2.
Fig. 4: the sketch map of the extension device of puncturing and extending assembly of the present invention.
Fig. 5: the puncture component of puncturing and extending assembly of the present invention and extension device are in the sketch map of released state.
Fig. 6: the puncture component of puncturing and extending assembly of the present invention and extension device are in the sketch map of connection status.
Wherein:
1 nail-anvil assembly, 11 nail anvils, 12 pin anvil shafts
13 nail anvil axis holes, 14 boss, 2 puncture components
21 insertion sections, 22 grooves, 23 puncture portions
24 through holes, 25 elliptical section, 251 long focal length extremities
3 extension devices, 31 extension bodies, 32 clamping parts
34 perforation of 33 openings
The specific embodiment
The present invention has disclosed a kind of puncturing and extending assembly that is applicable to surgical operation with the tubular type binding instrument, cooperates with pin anvil shaft, is applicable to an esophagus high position, the operation of rectum low level, has the pin anvil shaft of prolongation and two kinds of functions of puncture tissue.
The nail-anvil assembly 1 of prior art as shown in Figure 1, pin anvil shaft 12 is for having the straight-bar of a nail anvil axis hole 13, described nail anvil axis hole 13 connects along its axis and is located on the pin anvil shaft 12, one end of described pin anvil shaft 12 is vertically fixed on the nail anvil 11, the other end is provided with boss 14, this boss 14 is arranged in the nail anvil axis hole 13, and to inner process.The front end of the pin anvil shaft 12 among Fig. 1 is 4 bifurcateds, and each branch is stuck and all inwardly is provided with boss 14.
As shown in Figure 5 and Figure 6, puncturing and extending assembly of the present invention comprises the puncture component 2 and the extension device 3 that removably connect mutually, and both are in released state among Fig. 5, and both are in connection status among Fig. 6.
The d-axis of puncture component 2 for being wholely set, specifically with reference to Fig. 2 and Fig. 3, described puncture component 2 has the auxiliary section, a puncture portion 23 with piercing tissue function and the connecting portion that connects with extension device that connect with pin anvil shaft 12.
The auxiliary section that connects with pin anvil shaft of described puncture component comprises the insertion section 21 in the nail anvil axis hole 13 that can be inserted into the tubular type binding instrument, and the groove 22 that connects with the boss 14 of the nail anvil axis hole that is positioned at the tubular type binding instrument.Before puncture, earlier insertion section 21 is inserted in the nail anvil axis hole 13, until boss 14 enters in the groove 22 because the shape of boss 14 and groove 22 matches, like this between puncture component 2 and the pin anvil shaft 12 with regard to axial restraint.In this preferred embodiment, insertion section 21 being designed to a stock, is for after in insertion section 21 is inserted into nail anvil axis hole 13, prevents to have between puncture component 2 and the pin anvil shaft 12 and rocks.
The puncture portion 23 tapered settings of described puncture component 2, described awl point is positioned at puncture component 2 foremost.After auxiliary section and pin anvil shaft connect relative fixed, will bore point and prop up tissue, commissure can pierce through tissue the pin anvil shaft application of force for tissue, and puncture component 2 can pass the mouth that pierces through of tissue together with pin anvil shaft 12, carries out ensuing operation.
Described puncture portion 23 is provided with a through hole 24 that runs through puncture portion 23, after passing a draught line within it, the nail anvil parts will be held like a cork by the doctor, do not worry after handling other operating procedure (for example excision of the clamping of blood vessel, unnecessary tissue), return and can not find nail anvil, also need not clip nail anvil with operating forceps always, only need dragline lead-in wire gently, just can find the nail anvil place.
The connecting portion that connects with extension device of described puncture component 2 is an elliptical section 25, and it has a long focal length extremity 251 that can connect with described extension device 3.Specifically the form of connecting is detailed later.
The cambered axle of described extension device 3 for being wholely set, as shown in Figure 4, described extension device 3 comprises an extension body 31, and an end of described extension body 31 is a clamping part 32, and described clamping part 32 is provided with anti-skidding stricture of vagina; The other end is the connecting portion that connects with puncture component 2, described connecting portion comprises the perforation 34 of puncture portion 23 insertions that can accommodate described puncture component 2, and the opening 33 of long focal length extremity 251 that can accommodate the elliptical section 25 of described puncture component, the interior profile of described perforation 34 is consistent with the outline of the elliptical section 25 of described puncture component.
The form that connects of described puncture component 2 and extension device 3 is specifically with reference to Fig. 5 and Fig. 6.As shown in Figure 5, at first the perforation 34 that extension device 3 is aimed at by the puncture portion 23 of puncture component 2 is inserted into puncture portion 23 in the perforation 34 then.Because perforation 34 interior profile is consistent with the outline of the elliptical section 25 of described puncture component 2, so elliptical section 25 can pass described perforation 34, is positioned at opening 33 places up to described elliptical section 25.At this moment, rotation extension device 90 degree, make the long focal length extremity 251 of elliptical section 25 enter into the opening 33 of extension device 3, because the length of long focal length extremity 251 is greater than the width of opening, therefore adopt the buckle structure between this elliptical section 25 and the opening 33, puncture component 2 is connected with extension device 3 relative fixed.Present embodiment has only been lifted buckle structure comparatively simply and easily, and other made puncture component 2 and extension device 3 ways of connecting are all within the scope of the present invention.When puncture component 2 with after extension device 3 relative fixed are connected, both just are in the connection status of Fig. 6, this moment, extension device 3 worked to prolong pin anvil shaft, the doctor can or clamp the clamping part 32 of extension device 3 with hands with operating forceps, thereby maintain the position of nail-anvil assembly, for ensuing operation is prepared.
Do not need to prolong in the operation of pin anvil shaft at some, extension device 3 can be taken off from puncture component 2, reverse rotation extension device 90 degree withdraws from the elliptical section 25 of puncture component 2 and puncture portion 23 getting final product then from the perforation 34 of extension device 3.At this moment puncture component 2 and extension device 3 just are in released state shown in Figure 5, and the puncture portion 23 of this moment just exposes outside, and the puncture component 2 that at this moment is connected on the pin anvil shaft has just possessed the function that punctures.
The present invention still has multiple concrete embodiment.For example puncture component and extension device can adopt straight-bar, knee or other forms; And the buckle between puncture component and the extension device connects form.All employings are equal to replacement or equivalent transformation and all technical schemes of forming, all drop within the scope of protection of present invention.
Claims (10)
1. puncturing and extending assembly, be applicable to surgical operation tubular type binding instrument, it is characterized in that: comprise the puncture component and the extension device that removably connect mutually, described puncture component has an auxiliary section that connects with pin anvil shaft, puncture portion and a connecting portion that connects with extension device with piercing tissue function, described extension device has the corresponding connecting portion and the clamping part that can be held that connect with puncture component, the connecting portion of described puncture component and extension device can interconnect or separate, and makes the puncture component of described puncturing and extending assembly and extension device be in connection status or released state.
2. puncturing and extending assembly according to claim 1, it is characterized in that: the auxiliary section that connects with pin anvil shaft of described puncture component comprises the insertion section in the nail anvil axis hole that can be inserted into the tubular type binding instrument, and the groove that connects with the boss of the nail anvil axis hole that is positioned at the tubular type binding instrument.
3. puncturing and extending assembly according to claim 1 is characterized in that: the tapered setting of puncture portion of described puncture component, the awl point of described puncture portion is located at the top of puncture component.
4. puncturing and extending assembly according to claim 3 is characterized in that: described puncture portion is provided with a through hole that runs through puncture portion.
5. puncturing and extending assembly according to claim 1 is characterized in that: the connecting portion that connects with extension device of described puncture component is an elliptical section, and it has a long focal length extremity that can connect with described extension device.
6. puncturing and extending assembly according to claim 1 is characterized in that: described puncture component is the d-axis that is wholely set.
7. puncturing and extending assembly according to claim 1 is characterized in that: described extension device comprises an extension body, and an end of described extension body is a clamping part, and the other end is the connecting portion that connects with puncture component.
8. puncturing and extending assembly according to claim 7 is characterized in that: described clamping part is provided with anti-skidding stricture of vagina.
9. puncturing and extending assembly according to claim 1, it is characterized in that: the connecting portion that connects with puncture component of described extension device comprises the perforation that the puncture portion that can accommodate described puncture component inserts, and the opening of long focal length extremity that can accommodate the elliptical section of described puncture component, the interior profile of described perforation is consistent with the outline of the elliptical section of described puncture component.
10. puncturing and extending assembly according to claim 1 is characterized in that: described extension device is the cambered axle that is wholely set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101821921A CN101664326B (en) | 2009-07-15 | 2009-07-15 | Puncturing and extending assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101821921A CN101664326B (en) | 2009-07-15 | 2009-07-15 | Puncturing and extending assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101664326A CN101664326A (en) | 2010-03-10 |
| CN101664326B true CN101664326B (en) | 2011-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101821921A Active CN101664326B (en) | 2009-07-15 | 2009-07-15 | Puncturing and extending assembly |
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| CN (1) | CN101664326B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104490439A (en) * | 2014-08-13 | 2015-04-08 | 南京大学医学院附属鼓楼医院 | Totally-laparoscopic circular stapler nail anvil embedding device and manufacturing method |
| CN109091209A (en) * | 2018-08-17 | 2018-12-28 | 联合微创医疗器械（深圳）有限公司 | A kind of puncturing head, puncturing head connection component and puncture outfit |
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2009
- 2009-07-15 CN CN2009101821921A patent/CN101664326B/en active Active
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| Publication number | Publication date |
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| CN101664326A (en) | 2010-03-10 |
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Address after: 215021 No. 278 Dongping Street, Suzhou Industrial Park, Jiangsu Province Patentee after: Tianchen International Medical Technology Co., Ltd Address before: 215021, 1355 international science and Technology Park, Jinji Lake Avenue, Suzhou Industrial Park, Jiangsu, 3 21A Patentee before: TOUCHSTONE INTERNATIONAL MEDICAL SCIENCE Co.,Ltd. |
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