CN208659437U - A kind of surgical stapler with apparatus for adjusting staple height - Google Patents
A kind of surgical stapler with apparatus for adjusting staple height Download PDFInfo
- Publication number
- CN208659437U CN208659437U CN201721433076.9U CN201721433076U CN208659437U CN 208659437 U CN208659437 U CN 208659437U CN 201721433076 U CN201721433076 U CN 201721433076U CN 208659437 U CN208659437 U CN 208659437U
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- nail
- adjustable plate
- nail kit
- pedestal
- kit pedestal
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Abstract
The utility model discloses a kind of surgical stapler with apparatus for adjusting staple height, including the nail bin on nail kit pedestal and nail kit pedestal, there is ejector pin sliding block in nail kit pedestal, have in nail bin and the mobile nail pushing device to eject the nail in nail bin of driving is slided by ejector pin, between nail kit pedestal and nail bin be equipped with can controlled back-and-forth motion adjustable plate, ladder is formed with by evagination in planar portions of the adjustable plate towards the nail kit pedestal and adjusts face, be formed on the upper surface of nail kit pedestal with the ladder adjust face cooperation by the stepped groove that is recessed, there is the elastic piece that can be moved together with the adjustable plate between adjustable plate and nail kit pedestal, adjustable plate to be supported on to the top of the nail kit pedestal, the front of adjustable plate on the inside of expansion plate and nail bin by abutting against, the rear end connection of the adjustable plate controls the tune that the adjustable plate is moved forward and backward Save button.The utility model can make nail bin that can adjust relative to nail kit base motions, facilitate and adjust staple deformation.
Description
Technical field
The utility model relates to stapling instrument technical fields, and in particular to a kind of surgery with apparatus for adjusting staple height
Staplers.
Background technique
In recent years, surgeon increasingly tends to carry out suturing body tissue using stapling instrument for example: lung, esophagus, stomach, ten
Other organs in two duodenum 12 or enteron aisle.The use of stapling instrument can be operated within a short period of time, simplify surgical operation
Difficulty, such as gastroenterostomy.
Existing stapling instrument in the market, either linear type still curve type, main stitching process by resist-nailed seat and
The cooperation of nail kit pedestal is completed；Resist-nailed seat and nail kit pedestal are one group of openable and closable components, are suitable for insertion into organizer to be anastomosed
Official has nail bin in nail kit pedestal, and nail bin includes multiple rows of staple, and nail anvil is directed at staple on resist-nailed seat；During usual stitching, there is one
Component is located in nail kit pedestal opposite nail bin and slides, and staple is released to alignment resist-nailed seat molding out of nail bin, and staple formation is completed
Complete stitching；In this typical forming process, nail anvil is fixed relative to nail bin, is not adjustable the forming height of staple.Such as
Shown in Fig. 1 and Fig. 2, existing staplers include resist-nailed seat component 100, nail kit base member 200, connecting component 300, cutter
Component 400, upper and lower cover 500, five big components are linked together by riveting method, and nail bin is fixed on nail kit pedestal, is cut
Cutter pushes ejector pin sliding block to move forward in nail kit pedestal, in ejector pin sliding block moving process, boosts the nail pushing device in nail bin,
Titanium screw top is gone out nail bin by nail pushing device, and nail bin forms on resist-nailed seat, i.e. completion sewing process.Since nail bin is fixed on nail kit pedestal
On, so be also fixed at staple height, if requiring in the course of surgery different at staple height, need to change instrument model
It could complete, applying for this stapling instrument has detailed disclosure in US4429695.
Utility model content
The purpose of this utility model is to be directed to technological deficiency existing in the prior art, and provide a kind of with adjusting staple
The surgical stapler of height devices.
It is for technical solution used by realization the purpose of this utility model:
A kind of surgical stapler with apparatus for adjusting staple height, including nail kit pedestal and nail bin, the nail kit bottom
There is ejector pin sliding block on rear side of, has in the nail bin and the mobile ejector pin to eject the nail in nail bin of driving is slided by the ejector pin
Device, between the nail kit pedestal and nail bin be equipped with can controlled back-and-forth motion adjustable plate, the adjustable plate is towards the nail kit bottom
Ladder is formed with by evagination in the planar portions of seat and adjusts face, is formed with and the ladder tune on the upper surface of the nail kit pedestal
Nodal section cooperation by the stepped groove that is recessed, the adjustable plate has between nail kit pedestal can be with moving together with the adjustable plate
The adjustable plate, is supported on the top of the nail kit pedestal by dynamic elastic piece, and the front of the adjustable plate passes through expansion plate
It is abutted against on the inside of the nail bin, the rear end connection of the adjustable plate controls the adjusting knob that the adjustable plate is moved forward and backward.
The front processing of the adjustable plate is formed with the mounting groove of expansion plate, and the installation is inserted into one end of the expansion plate
In slot, and the bottom connection of the elastic component by being placed in the mounting groove and the mounting groove touches, the expansion plate it is another
End stretches out in outside the mounting groove.
One end of the elastic piece and the adjustable plate are fixed and the other end and the nail kit base contacts.
The elastic piece is V-shape.
The elastic piece be it is multiple, arranged for interval is on the adjustable plate.
The ladder adjust face be it is multiple, arranged for interval is formed on the adjustable plate, and corresponding, the stepped groove is more
A, arranged for interval is formed on the upper surface of the nail kit pedestal.
The adjustment hole that the adjusting knob is formed from the nail kit base outer wall protrude into the nail kit pedestal and with it is described
The mounting hole formed on adjustable plate plugs.
Latch segment is installed on the outer wall of the nail kit pedestal, is formed with lockhole on the latch segment, the lockhole it is upper
Side forms the locking confined planes matched with the convex block on the outer wall for having the nail bin, for being moved to needs in the adjustable plate
Position after, the convex block is pressed downward by the locking confined planes, so that the nail bin be made to push and solid with the adjustable plate
It is fixed.
The utility model surgical stapler, due between nail kit pedestal and nail bin be equipped with can controlled back-and-forth motion adjusting
Plate is formed with ladder by evagination in planar portions of the adjustable plate towards the nail kit pedestal and adjusts face, the nail kit pedestal
Upper surface on be formed with the ladder adjust face cooperation by the stepped groove that is recessed, the adjustable plate and nail kit bottom
There is the elastic piece that can be moved together with the adjustable plate between seat, the adjustable plate is supported on the upper of the nail kit pedestal
Side, the front of the adjustable plate passes through to be abutted against on the inside of expansion plate and the nail bin, the rear end of the adjustable plate connects control
The adjusting knob that the adjustable plate is moved forward and backward, so as to so that nail bin can carry out motor adjustment relative to nail kit pedestal, thus side
Just staple deformation is adjusted.
Detailed description of the invention
Fig. 1 is the axonometric schematic diagram of surgical stapling instrument；
Fig. 2 is the front view of surgical stapling instrument；
Fig. 3 is the enlarged axonometric map of nail kit base member；
Fig. 4 is the explosion main view for having the nail kit pedestal of adjustable staple height device；
Fig. 5 is the cross-sectional view of the nail kit pedestal with stepped groove；
Fig. 6 is the birds-eye perspective of regulating device；
Fig. 7 is the main view of regulating device；
Fig. 8 is the cross-sectional view of the nail kit pedestal with adjustable staple height device；
Fig. 9 is the front view for having the nail kit pedestal of adjustable staple height device.
Specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place
The specific embodiment of description is only used to explain the utility model, is not used to limit the utility model.
Referring to shown in Fig. 1-2, a kind of surgical stapler with apparatus for adjusting staple height, comprising:
Resist-nailed seat component 100, nail kit base member 200, cutting blade insert 400, upper and lower cover 500, above-mentioned component
And it is connected together by connecting component 300；Shown in Figure 3, the nail kit base member 200 includes nail bin 201, nail
Casket pedestal 202, in nail kit pedestal the ejector pin sliding block 203 of rear side, above ejector pin sliding block 203 be against resist-nailed seat portion
Elastic slice 204, the nail pushing device 205 of 100 inside of part；The nail bin 201 is fixed on nail kit pedestal 202, and cutting blade insert 400 is cut
Cutter pushes 202 forward movement in nail kit pedestal of ejector pin sliding block 203, in the moving process of ejector pin sliding block 203, boosts nail
Titanium screw top in nail bin 201 is gone out nail bin by the nail pushing device 205 in storehouse 201, nail pushing device 205, and nail bin is on resist-nailed seat component 100
Molding, i.e. completion sewing process, the above are prior art constructions, its structure is no longer described in detail.Since nail bin 201 is fixed
On nail kit pedestal 202, so be also fixed at staple height, if require in the course of surgery it is different at staple height,
Needing to change instrument model could complete.
In order to be implemented as the adjustable of staple height, i.e., staple height is adjusted, and in the application, the nail bin is set with nail kit pedestal
Adjustable structure is counted into, specifically, referring to fig. 4 shown in -8, is equipped with and adjusts between the nail kit pedestal 202 and nail bin 201
Device, the regulating device include can controlled back-and-forth motion adjustable plate 209, the adjustable plate 209 is towards the nail kit pedestal 202
Planar portions on, ladder is formed with by evagination and adjusts face 2091, be formed on the upper surface of the nail kit pedestal 202 with it is described
Ladder adjust face cooperation by the stepped groove 2020 that is recessed, having between the adjustable plate and nail kit pedestal can be with the tune
The adjustable plate, is supported on the top of the nail kit pedestal by the elastic piece 210 that moves together of section plate, before the adjustable plate
Portion is abutted against by expansion plate 206 and the inside of the nail bin 201.
Specifically, in the front of the adjustable plate, processing is formed with the peace of expansion plate for the installation of the expansion plate 206
One end of tankage 2092, the expansion plate is inserted into the mounting groove, and the elastic component 208 by being placed in the mounting groove
(as used zigzag elastic component) and the bottom connection of the mounting groove touch, and the other end of the expansion plate stretches out in the installation
Outside slot.The contact connectio that elasticity is remained on the inside of the adjustable plate and nail bin may be implemented in this way, to make adjustable plate not
By being Forward or move back be kept in contact with nail bin and be connected and fixed.
Further, the expansion plate and adjustable plate disengage in order to prevent, and being fixedly arranged at the front end with for the mounting groove is rectangular-shaped
Limitting casing 207, the expansion plate stretches out in outside the limitting casing, in this way to realize expansion plate limit in mounting groove
And it is slided in the mounting groove.The limitting casing can be the modes such as welding or glue sticking with the adjustable plate and fix.
Specifically, in order to realize that the elastic piece and adjustable plate move together, one end of the elastic piece and the adjusting
Plate is fixed and the other end and the nail kit base contacts, can be by the elastic piece and adjustable plate welding or on adjustable plate
Corresponding position fluting, to install the elastic piece.
In specific implementation, the elastic piece is V-shape piece, can be made of metal material, as stainless steel makes.
Support the adjustable plate well to realize, in specific implementation, the elastic piece be it is multiple, arranged for interval is in institute
It states on adjustable plate.
Wherein, ladder adjusting face is multiple, and arranged for interval is formed on the adjustable plate, corresponding, the ladder
Slot be it is multiple, arranged for interval is formed on the upper surface of the nail kit pedestal.When described mobile, pass through what is formed thereon
Ladder adjusts the cooperation in face and stepped groove, the lifting opposite relative to the nail kit pedestal may be implemented, to realize adjusting
The relative distance of nail kit pedestal and nail bin is adjusted to staple height to realize, realizes different at staple height.
In order to facilitate the back-and-forth motion for controlling the movement, adjusting knob 211 is connected in the rear end of the adjustable plate, for controlling
Make what the adjustable plate was moved forward and backward, the adjustment hole 2022 that the stem of the adjusting knob is formed from the nail kit base outer wall
It protrudes into the nail kit pedestal, and is plugged with the mounting hole 2093 formed on the adjustable plate.
The adjustment hole 2022 can be prefabricated into multiple and different gears for operating easily, be moved to the adjusting knob
Different gears can be formed different at staple height.
Further, it is slidably mounted with latch segment 212 on the outer wall of the nail kit pedestal, is formed on the latch segment
Having ontology is rectangular-shaped lockhole, and the upside of the lockhole is formed to match with there is the convex block 2010 on the outer wall for following closely 201 storehouses
The locking confined planes 2121 of conjunction will be described by the locking confined planes for after the adjustable plate is moved to the position of needs
Convex block is pressed downward, to make the nail bin push and fix with the adjustable plate.
The locking confined planes are formed in the upper side of the lockhole, are formed, are passed through by the plane of different height, inclined-plane
The cooperation of the locking confined planes and the convex block may be implemented the convex block and be pressed downward, to make to be pressed under the nail bin described
On adjustable plate, so that the adjustable plate be made to be locked in the position.
Wherein, there is sliding slot 2021 on the outer wall of the nail kit pedestal, being convexly equipped on the contact surface of the latch segment 212 can
The setting strip being inserted into the sliding slot 2021, the setting strip are inserted into the sliding slot, are realized and the latch segment and the nail
Casket pedestal is slidably connected.
In use process, adjustable plate is acted on by the elastic slice, is ejected outside the stepped groove of nail kit pedestal, is moved in adjustment hole
Adjusting knob is moved to different stalls, adjustable plate is moved forward and backward with adjusting knob, to adjust position of the adjustable plate in nail kit pedestal, makes
Adjustable plate can cooperatively form different height from nail kit pedestal, when being adjusted to suitable position, slide outside the nail kit pedestal
Latch segment, latch segment through on the outside of nail bin convex block depress nail bin, together with adjust Board position fix together, be finally completed nail bin
Height adjustment.
The above is only the preferred embodiment of the utility model, it is noted that for the general of the art
For logical technical staff, without departing from the principle of this utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into retouching.
Claims (8)
1. a kind of surgical stapler with apparatus for adjusting staple height, including nail kit pedestal and nail bin, the nail kit pedestal
Rear side has ejector pin sliding block, has in the nail bin and slides the mobile ejector pin to eject the nail in nail bin of driving by the ejector pin
Device, which is characterized in that between the nail kit pedestal and nail bin be equipped with can controlled back-and-forth motion adjustable plate, the adjustable plate towards
Ladder is formed with by evagination in the planar portions of the nail kit pedestal and adjusts face, be formed on the upper surface of the nail kit pedestal with
The ladder adjust face cooperation by the stepped groove that is recessed, having between the adjustable plate and nail kit pedestal can be with the tune
The adjustable plate, is supported on the top of the nail kit pedestal, the front of the adjustable plate by the elastic piece that section plate moves together
By abutting against on the inside of expansion plate and the nail bin, the rear end connection of the adjustable plate controls what the adjustable plate was moved forward and backward
Adjusting knob.
2. as described in claim 1 with the surgical stapler of apparatus for adjusting staple height, which is characterized in that the adjustable plate
Front processes the mounting groove for being formed with expansion plate, and one end of the expansion plate is inserted into the mounting groove, and described by being placed in
The bottom connection of elastic component and the mounting groove in mounting groove touches, and the other end of the expansion plate stretches out in the mounting groove
Outside.
3. as described in claim 1 with the surgical stapler of apparatus for adjusting staple height, which is characterized in that the elastic piece
One end and the adjustable plate are fixed and the other end and the nail kit base contacts.
4. as described in claim 1 with the surgical stapler of apparatus for adjusting staple height, which is characterized in that the elastic piece is
V-shape.
5. as described in claim 1 with the surgical stapler of apparatus for adjusting staple height, which is characterized in that the elastic piece is
Multiple, arranged for interval is on the adjustable plate.
6. as described in claim 1 with the surgical stapler of apparatus for adjusting staple height, which is characterized in that the ladder is adjusted
Face be it is multiple, arranged for interval is formed on the adjustable plate, corresponding, the stepped groove be it is multiple, arranged for interval is formed in institute
On the upper surface for stating nail kit pedestal.
7. as described in claim 1 with the surgical stapler of apparatus for adjusting staple height, which is characterized in that the adjusting knob is certainly
The adjustment hole formed on the nail kit base outer wall protrude into the nail kit pedestal and with the mounting hole that is formed on the adjustable plate
It plugs.
8. as described in claim 1 with the surgical stapler of apparatus for adjusting staple height, which is characterized in that the nail kit pedestal
Outer wall on be slidably mounted with latch segment, be formed with lockhole on the latch segment, the upside of the lockhole formed with
The locking confined planes that the convex block on the outer wall of nail bin matches are stated, for leading to after the adjustable plate is moved to the position of needs
It crosses the locking confined planes to be pressed downward the convex block, to make the nail bin push and fix with the adjustable plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721433076.9U CN208659437U (en) | 2017-10-31 | 2017-10-31 | A kind of surgical stapler with apparatus for adjusting staple height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721433076.9U CN208659437U (en) | 2017-10-31 | 2017-10-31 | A kind of surgical stapler with apparatus for adjusting staple height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208659437U true CN208659437U (en) | 2019-03-29 |
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ID=65818989
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721433076.9U Active CN208659437U (en) | 2017-10-31 | 2017-10-31 | A kind of surgical stapler with apparatus for adjusting staple height |
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| CN (1) | CN208659437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397631A (en) * | 2021-07-02 | 2021-09-17 | 无锡市第五人民医院 | Medical surgical operation instrument |
-
2017
- 2017-10-31 CN CN201721433076.9U patent/CN208659437U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397631A (en) * | 2021-07-02 | 2021-09-17 | 无锡市第五人民医院 | Medical surgical operation instrument |
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