CN218651903U - Nail pushing seat with replaceable head end of anastomat - Google Patents
Nail pushing seat with replaceable head end of anastomat Download PDFInfo
- Publication number
- CN218651903U CN218651903U CN202221887840.0U CN202221887840U CN218651903U CN 218651903 U CN218651903 U CN 218651903U CN 202221887840 U CN202221887840 U CN 202221887840U CN 218651903 U CN218651903 U CN 218651903U
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- head
- mounting groove
- buckle
- anastomat
- nail
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Abstract
The utility model discloses a head end interchangeable of anastomat supports nail seat, including supporting nail seat main part and direction head, it has along the mounting groove of horizontal setting to support nail seat main part front end, support and set up the vertical locating hole with the mounting groove intercommunication on the up end of nail seat main part, the rear end of direction head has the location head, the overhead elasticity joint portion that has vertical setting in the location, elasticity joint portion includes the buckle and connects the elastic construction in the buckle both sides, the direction head inserts and makes the buckle in the mounting groove in horizontal joint in vertical locating hole to the upper surface of buckle is located the inside of vertical locating hole. In this way, the utility model discloses the head end of anastomat can be traded and to support the nail seat, can the quick replacement support nail seat head, and simple structure brings very big convenience in using for the doctor, convenient operation, reduction operation time, low in manufacturing cost.
Description
Technical Field
The utility model relates to the field of medical equipment, especially relate to a nail seat of supporting that the head end of anastomat can be traded.
Background
Laparoscopic surgery uses modern photography and high-tech surgical instrument equipment to perform minimally invasive surgical techniques of complex thoracic/intra-abdominal surgery under a thoracic/abdominal wall cannula or a tiny incision. Only 1-3 chest/abdominal wall small holes with 1.5 cm are needed to complete the endoscopic surgery, and the anastomat is extended into the chest/abdominal wall small holes to complete the surgery during the surgery. Meanwhile, the nail pushing seat is a key part of the anastomat, and the anastomat can have a better anastomosis effect due to the reasonable nail pushing seat. The existing anastomat has two structures of a nail pushing seat, wherein the head end of the nail pushing seat is a straight guide head, and the head end of the nail pushing seat is an olecranon guide head; when the straight guide head is used for suturing under clear surgical field, the operation of a doctor is convenient and fast; when suturing is performed under the condition of difficulty in an operative field, tissues are difficult to separate, and the tissues can be separated only by repeated adjustment of a doctor. On the contrary, when the olecranon-shaped guide head is used for suturing in a clear surgical field, the operation of a doctor is inconvenient; when suturing is performed under the difficulty of the operative field, the tissue is easier to separate, and repeated adjustment by a doctor is not needed. Because the nail abutting seats of the anastomats on the market are integrally formed, in the operation process, a doctor cannot select the anastomat with different nail abutting seat structures according to the operation condition, and great limitation is brought to the use of the doctor.
Disclosure of Invention
The utility model discloses the main technical problem who solves provides a nail seat of supporting that the head end of anastomat can be traded, can quick replacement support nail seat head, and simple structure brings very big convenience in using for the doctor, convenient operation, reduction operation time, low in manufacturing cost.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a nail seat of supporting that head end of anastomat can be traded, including supporting nail seat main part and direction head, it has along the horizontal mounting groove that sets up to support nail seat main part front end, support and set up the vertical locating hole with the mounting groove intercommunication on the up end of nail seat main part, the rear end of direction head has the location head, the last elasticity joint portion that has vertical setting of location head, elasticity joint portion includes buckle and the elastic construction of connection in buckle both sides, the direction head inserts in the mounting groove and makes the buckle in horizontal joint in vertical locating hole to the upper surface of buckle is located the inside of vertical locating hole.
In a preferred embodiment of the present invention, the cross section of the buckle is arc-shaped, and the highest point of the buckle is lower than the upper opening of the longitudinal positioning hole.
In a preferred embodiment of the present invention, the elastic structure is a corrugated structure disposed vertically downward.
In a preferred embodiment of the present invention, the buckle, the elastic structure and the positioning head are integrally formed.
In a preferred embodiment of the present invention, the cross-section of the mounting groove is in a shape of Chinese character 'tu', the snap-fit enters the upper portion of the mounting groove, and the positioning head is fitted into the lower portion of the mounting groove.
In a preferred embodiment of the present invention, a groove formed along the transverse direction is further disposed below the nail seat main body.
In a preferred embodiment of the present invention, the guiding head is a straight guiding head or an olecranon guiding head.
The utility model has the advantages that: the utility model discloses the head end of anastomat is changeable supports the nail seat, supports nail seat main part and leads the head and connect for the dismantlement formula, and the guide head passes through elastic joint portion in the mounting groove of supporting nail seat main part, realizes leading the head and supports nail seat main part quick assembly disassembly.
The utility model discloses the head end of anastomat is changeable supports the nail seat, and elasticity joint portion passes through buckle and corrugate elastic structure and realizes elasticity joint, simplifies the elastic structure, and the buckle realizes cooperation joint location with longitudinal positioning hole, and corrugate elastic structure conveniently provides the elastic force and also makes things convenient for the buckle to withdraw from longitudinal positioning hole, realizes quick replacement direction head.
The utility model discloses the head end of anastomat can trade supports the nail seat, and the direction head is suitable for straight type direction head or olecranon type direction head, through elastic joint portion and direction head integrated into one piece, reduces spare part assembly complexity, integrated into one piece low in manufacturing cost, simple structure.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic perspective view of a preferred embodiment of a nail pushing seat with replaceable head end of the stapler of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of a portion of the structure of FIG. 2;
FIG. 4 is a schematic perspective view of an olecranon-type guide head;
FIG. 5 is a schematic perspective view of the nail seat body;
FIG. 6 is a bottom view of FIG. 5;
FIG. 7 is a sectional view taken along line B-B of FIG. 6;
FIG. 8 is a schematic perspective view of a straight guide head;
the parts in the drawings are numbered as follows: 1. support nail seat main part, 11, mounting groove, 12, vertical locating hole, 13, cell body, 2, direction head, 21, location head, 22, buckle, 23, elastic construction.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are used for clarity of description only, and are not used to limit the implementable scope, and the changes or adjustments of the relative relationship thereof are also regarded as the implementable scope of the present invention without substantial changes in the technical contents.
Referring to fig. 1 to 8, a nail anvil with replaceable head end of a stapler includes a nail anvil body 1 and a guide head 2. The front end of the nail abutting seat body 1 is provided with a mounting groove 11 which is transversely arranged, and the cross section of the mounting groove 11 is convex. The upper end surface of the nail abutting seat body 1 is provided with a longitudinal positioning hole 12 communicated with the mounting groove 11. A groove body 13 which is transversely arranged is arranged below the nail abutting seat body 1. A mounting space of the guide head 2 is provided through the mounting groove 11. The longitudinal positioning hole 12 is used for positioning the guide head 2, so that the connecting structure of the nail abutting seat body 1 and the guide head 2 is simplified, the processing difficulty is reduced, and the guide head 2 is convenient to position and install quickly.
The back end of the guide head 2 is provided with a positioning head 21, and the positioning head 21 is provided with an elastic clamping part which is longitudinally arranged. The elastic clamping part comprises a buckle 22 and elastic structures 23 connected to two sides of the buckle 22. The cross section of the buckle 22 is arc-shaped, and the elastic structure 23 is a corrugated structure arranged vertically downwards. The buckle 22, the elastic structure 2 and the positioning head 21 are integrally formed. First 2 of leading adopts the integrated into one piece structure, when the installation is leading first 2, with the lower part that the mounting groove 11 was aimed at to location head 21, buckle 22 is aimed at the upper portion of mounting groove 11, then with leading first 2 along transversely pushing in mounting groove 11, buckle 22 is pushed down by the internal surface of mounting groove 11 earlier owing to the effect of ripple-shaped structure, buckle 22 gets into ripple-shaped structure promotion buckle 22 after vertical locating hole 12 and resets, buckle 22 cooperation joint is in vertical locating hole 12, accomplish leading first 2's installation.
The guide head 2 is inserted into the mounting groove 11 so that the buckle 22 is laterally clamped in the longitudinal positioning hole 12, and the upper surface of the buckle 22 is positioned inside the longitudinal positioning hole 12. The highest point of the buckle 22 is lower than the upper opening of the longitudinal positioning hole 12. The buckle 22 does not protrude out of the longitudinal positioning hole 12, the guide head 2 cannot be withdrawn due to mistaken touching, and then an operator manually presses the buckle 22 to separate the buckle 22 from the longitudinal positioning hole 12, so that the guide head 2 can be moved out, and misoperation in an operation is effectively prevented.
The guide head 2 is a straight guide head or an olecranon-shaped guide head. The guide head 2 is suitable for a straight guide head or an olecranon-shaped guide head which is common in the operation, can realize quick replacement and assembly, and effectively reduces the operation time.
Be different from prior art, the utility model discloses nail seat of supporting that the head end of anastomat can be traded can quick replacement support nail seat head, and simple structure brings very big convenience in using for the doctor, convenient operation, reduction operation time, low in manufacturing cost.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (7)
1. The head end replaceable nail abutting seat of the anastomat comprises a nail abutting seat main body and a guiding head and is characterized in that a mounting groove is formed in the front end of the nail abutting seat main body and is transversely arranged, a longitudinal positioning hole communicated with the mounting groove is formed in the upper end face of the nail abutting seat main body, a positioning head is arranged at the rear end of the guiding head, a longitudinally arranged elastic clamping portion is arranged on the positioning head and comprises a clamping buckle and an elastic structure connected to the two sides of the clamping buckle, the guiding head is inserted into the mounting groove to enable the clamping buckle to be transversely clamped in the longitudinal positioning hole, and the upper surface of the clamping buckle is located inside the longitudinal positioning hole.
2. The head-end replaceable staple holder of a stapler according to claim 1, wherein the cross section of the fastener is arc-shaped, and the highest point of the fastener is lower than the upper opening of the longitudinal positioning hole.
3. The stapler anvil with replaceable tip according to claim 2, wherein the elastic structure is a corrugated structure disposed longitudinally downward.
4. The stapler anvil with replaceable head end according to claim 3, wherein the snap, resilient structure and positioning head are integrally formed.
5. The head-end replaceable anvil of an anastomat according to any one of claims 1 to 4, wherein the mounting groove has a convex cross-section, the snap-fit fits into an upper portion of the mounting groove, and the retaining head fits into a lower portion of the mounting groove.
6. The nail pushing seat with the replaceable head end of the anastomat according to claim 5, wherein a groove body which is transversely arranged is further arranged below the nail pushing seat main body.
7. The head-end replaceable staple holder of an anastomat according to claim 6, wherein the guide head is a straight guide head or an olecranon-type guide head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221887840.0U CN218651903U (en) | 2022-07-22 | 2022-07-22 | Nail pushing seat with replaceable head end of anastomat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221887840.0U CN218651903U (en) | 2022-07-22 | 2022-07-22 | Nail pushing seat with replaceable head end of anastomat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218651903U true CN218651903U (en) | 2023-03-21 |
Family
ID=85552479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221887840.0U Active CN218651903U (en) | 2022-07-22 | 2022-07-22 | Nail pushing seat with replaceable head end of anastomat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218651903U (en) |
-
2022
- 2022-07-22 CN CN202221887840.0U patent/CN218651903U/en active Active
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