CN214549484U - Subcutaneous soft tissue stitching instrument - Google Patents
Subcutaneous soft tissue stitching instrument Download PDFInfo
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- CN214549484U CN214549484U CN202022972942.XU CN202022972942U CN214549484U CN 214549484 U CN214549484 U CN 214549484U CN 202022972942 U CN202022972942 U CN 202022972942U CN 214549484 U CN214549484 U CN 214549484U
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Abstract
The utility model discloses a subcutaneous soft tissue stitching instrument, which comprises a nail pushing mechanism, a nailing mechanism and a nail storage cabin mechanism, wherein the nail pushing mechanism comprises a support plate, a side wall stopper and a nail pushing plate, the side wall stopper comprises a left side wall stopper and a right side wall stopper, the left side wall stopper and the right side wall stopper are arranged at two side edges of the support plate relatively, the nail pushing plate is arranged between the left side wall stopper and the right side wall stopper, and the side surface of the nail pushing plate can slide relatively on the support plate; the nailing mechanism comprises a nailing track, a suturing nail is placed in the nailing track, and the nailing track is arranged at the bottom end of the nail pushing plate. The staple storage compartment mechanism can continuously push staples into the staple track. The subcutaneous soft tissue stitching instrument realizes the effects of continuously feeding and rapidly stitching the nails through the nail pushing mechanism and the nail storage cabin mechanism, effectively saves the stitching time of muscle or subcutaneous tissues, and effectively reduces the operative wound and infection risk.
Description
Technical Field
The utility model relates to the technical field of medical subcutaneous soft tissue suture instruments, in particular to a subcutaneous soft tissue suture instrument.
Background
At present, manual suturing is still adopted for muscle suturing, the suturing speed is relatively slow, the operation and anesthesia time is prolonged, the risk of postoperative infection in the operation is increased, and the clinical requirements on convenient and quick suturing instruments and methods are gradually increased. Although some subcutaneous tissue anastomats are applied to the operation at present, most of the subcutaneous tissue anastomats are designed aiming at specific purposes (such as lumen anastomosis and the like), and the effective, free, beautiful and quick suturing effect on the wound surface with irregular damage or the muscle tissue with rich elasticity is difficult to achieve; in addition, the existing subcutaneous anastomat has the defects that the volume of the nail outlet part is huge, the visual field of an operator is blocked or partially blocked in the operation, the accurate positioning of the suturing position is difficult, the suturing precision and efficiency are low, and the suturing is too tight and too dense. The suture tissue is excessively excessive due to low suture precision, so that the suture tissue has adverse reactions such as inflammation, necrosis, formation of fistula tract and the like, and the necrotic tissue needs to be removed by a secondary operation or the fistula tract suture needs to be performed.
The sutures currently used are divided into two categories, non-absorbable and absorbable, wherein the non-absorbable sutures are perpetuated in the muscle tissue as foreign bodies, and the rejection reaction caused by the non-absorbable sutures may cause a series of pathophysiological reactions, such as: inflammation, infection, scarring, etc., which are the main causes of post-operative muscle tissue dysfunction or slow recovery. If the adverse reactions need to be eliminated, the wound needs to be cut again to take out the suture, and the existing absorbable suture is mainly made of high polymer materials, has low rigidity, cannot be made into a suturing nail with self-nailing capability, is only suitable for low-efficiency suturing and cannot realize high-efficiency tissue nailing.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to the not enough of prior art existence, the utility model provides a subcutaneous soft tissue stitching instrument solves the current stitching instrument of muscle or intradermal tissue clinically and sews up precision and the lower problem of efficiency.
For realizing the technical effect, the utility model discloses the technical scheme who adopts is:
a subcutaneous soft tissue stapler, comprising:
the nail pushing mechanism comprises a supporting plate, a side wall limiting block and a nail pushing plate, wherein the side wall limiting block comprises a left side wall limiting block and a right side wall limiting block, the left side wall limiting block and the right side wall limiting block are both L-shaped structures, the left side wall limiting block and the right side wall limiting block are oppositely arranged on two side edges of the supporting plate, the bottom ends of the left side wall limiting block and the right side wall limiting block are flush with the bottom end face of the supporting plate, the nail pushing plate is arranged between the left side wall limiting block and the right side wall limiting block, and the side faces of the nail pushing plate are attached to the supporting plate and can slide relatively;
the nailing mechanism comprises a nailing track, a nailing piece is placed in the nailing track, the nailing track is arranged at the bottom end of the nail pushing plate, and the nail pushing plate can be inserted into the nailing track to push the nailing piece to move; and
a staple storage compartment mechanism capable of continuously pushing staples into the stapling track.
The subcutaneous soft tissue stitching instrument realizes the effects of continuous nail feeding and rapid stitching through the nail pushing mechanism and the nail storage cabin mechanism, effectively saves the stitching time of muscle or subcutaneous tissues, and effectively reduces the surgical trauma and infection risks. And the left side wall limiting block and the right side wall limiting block can prevent the nail pushing plate from moving left and right and from moving back and forth, so that the up-and-down movement of the nail pushing plate is controlled on the same straight line, and the accuracy and precision of the nail pushing and nailing are ensured.
Further, the ejector pin mechanism further comprises a top plate, an ejector pin plate reset spring and a pressing block, wherein the top plate, the ejector pin plate reset spring and the pressing block are arranged on the same side of the supporting plate, the pressing block comprises a pressing end and a fixed end, the top plate is fixedly arranged at the top end of the supporting plate, one end of the ejector pin plate reset spring is fixedly connected with the top plate, the other end of the ejector pin plate reset spring is fixedly connected with the top surface of the fixed end of the pressing block, the end surface of the fixing end of the pressing block is fixedly connected with the top end of the side face, far away from the supporting plate, of the ejector pin plate, and the top end of the left side wall limiting block and the top end of the right side wall limiting block are connected with the top plate. The cooperation setting of ejector pad reset spring box pressing block makes medical personnel accomplish a nailing back, makes ejector pad get back to initial position rapidly, prepares for next nailing, has realized the effect that lasts the nailing.
Furthermore, the nail pushing mechanism further comprises a nail pushing cover plate and an auxiliary handle, the nail pushing cover plate is arranged between the end, far away from the support plate, of the left side wall limiting block and the end, close to the support plate, of the right side wall limiting block, a nailing track is formed between the side face, close to the support plate, of the nail pushing cover plate and the support plate, and the auxiliary handle is arranged on the side face, far away from the support plate, of the nail pushing cover plate. Supplementary handle and the cooperation of pressing the piece are used and can be made the operator can the one-hand press the operation, and accurate location shelters from the operation field of vision when avoiding bimanualness and leads to the precision lower.
Furthermore, the nailing mechanism comprises a nailing track front cover plate and a nailing track rear cover plate, the nailing track front cover plate and the nailing track rear cover plate are arranged oppositely, a gap is reserved between the nailing track front cover plate and the nailing track rear cover plate to form a nailing track, the top end of the nailing track front cover plate is connected with the bottom end of the side wall limiting block, and the top end of the nailing track rear cover plate is connected with the bottom end of the supporting plate. The front cover plate of the stitching track and the rear cover plate of the stitching track play roles in guiding and limiting the stitching nail, so that the stitching nail can move along the stitching track between the front cover plate of the stitching track and the rear cover plate of the stitching track, and the stitching nail is prevented from being separated from the track in the process of entering a stitching part to cause stitching failure.
Further, the shape of the front cover plate of the nailing track is the same as that of the rear cover plate of the nailing track, the front cover plate of the nailing track comprises a vertical part and two oblique line parts, the two oblique line parts are oppositely arranged at the bottom end of the vertical part, one end, far away from the vertical part, of each oblique line part is designed to be a tip structure, and the tip of each oblique line part and a horizontal line form an included angle of 20-70 degrees. The sharp end and the radian of the suturing device are designed to be easily inserted into muscle or subcutaneous tissue, so that the muscle or subcutaneous tissue can be accurately, safely and efficiently sutured.
Furthermore, the bottom end of the supporting plate is provided with a through hole, the top of the through hole is flush with the bottom end face of the nail pushing plate, the through hole is communicated with the nailing track, the nail storage cabin mechanism comprises a nail pushing spring, a nail feeding gasket and a nail cabin shell with an opening, the nail cabin shell is fixed on the side face, far away from the nail pushing plate, of the supporting plate, the opening, far away from the nail pushing plate, of the nail cabin shell is communicated with the through hole, a plurality of suturing nails are arranged inside the nail cabin shell, one end of the nail pushing spring is fixedly connected with the inner bottom wall of the nail cabin shell, the other end of the nail pushing spring is fixedly connected with the nail feeding gasket, and the side face, far away from the nail pushing spring, of the nail feeding gasket is abutted to the suturing nails. The nail pushing spring is always in a compression state and has a pushing force on the suturing nails, so that the suturing nails are sequentially fed into the suturing track by the nail pushing spring along the nail feeding track.
Further, a nail feeding track is arranged at the bottom of the inner side face of the nail cabin shell, and the bottom of the suturing nail is arranged in the nail feeding track. The nail feeding track has a guiding effect on pushing of the suturing nails, so that the moving track deviation of the suturing nails is avoided, and the suturing nails can accurately enter the suturing track.
Further, the suturing nail is made of biodegradable magnesium alloy or zinc alloy. The suturing nail can be degraded and absorbed in vivo after muscle or tissue is healed, has no adverse side effect and does not need to be taken out after secondary operation.
The utility model has the advantages that: the subcutaneous soft tissue stitching instrument realizes the effects of continuous nail feeding and rapid stitching through the nail pushing mechanism and the nail storage cabin mechanism, effectively saves the stitching time of muscle or subcutaneous tissues, and effectively reduces the surgical trauma and infection risk; meanwhile, the sharp end of the nail outlet button at the front end of the anastomat is designed, the visual field of an operator is not shielded, the anastomosis requirements of various irregular broken muscle ends or subcutaneous tissues are met, and the sharp end of the anastomat is designed with a nailing track and a circular arc degree, so that the muscle or the subcutaneous tissues can be sutured accurately, safely and efficiently; and the suture nail is prepared by using biodegradable magnesium-based or zinc-based materials, so that muscle or subcutaneous tissues can be effectively sutured, and the suture nail is degraded in a certain time, so that the postoperative inflammation and rejection reaction are reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings used in the embodiments will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.
Fig. 1 is a side view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the staple configuration;
reference numerals:
10-staple pushing mechanism, 11-support plate, 12-top plate, 13-staple pushing plate, 14-staple pushing plate return spring, 15-pressing block, 16-side wall limiting block, 161-left side wall limiting block, 162-right side wall limiting block, 17-staple pushing cover plate, 18-auxiliary handle, 20-stapling mechanism, 21-stapling track, 22-stapling track front cover plate, 23-stapling track rear cover plate, 24-vertical part, 25-diagonal part, 30-staple storage compartment mechanism, 31-staple, 32-staple compartment housing, 33-staple pushing spring, 34-staple feeding gasket, 35-staple feeding track.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate and imply that the indicated position or element must have a particular orientation, be constructed and operated in a particular manner, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Referring to fig. 1, the present invention provides a subcutaneous soft tissue suturing device, which comprises a nail pushing mechanism 10, a nail closing mechanism 20 and a nail storage compartment mechanism 30, wherein the nail pushing mechanism 20 is disposed at the bottom end of the nail pushing mechanism 10, the nail storage compartment mechanism 30 is disposed at the side of the nail pushing mechanism 10, the nail closing mechanism 20 includes a nail closing rail 21, and the nail closing rail 21 is a moving rail of a suturing nail 31. The magazine mechanism 30 is used for storing staples 31, delivering the staples 31 into the stapling track 21, pushing the staples 31 in the stapling track 21 into the stapling mechanism 20 by the staple pushing mechanism 10, and finally, the staples 31 are driven into the muscle or tissue by the stapling mechanism 20 to staple the muscle or subcutaneous tissue.
Referring to fig. 2, the nail pushing mechanism 10 includes a supporting plate 11, a top plate 12, a nail pushing plate return spring 14, a pressing block 15, a nail pushing plate 13, and a side wall limiting block 16, wherein the top plate 12, the nail pushing plate return spring 14, the pressing block 15, the nail pushing plate 13, and the side wall limiting block 16 are all located on the same side of the supporting plate 11. The top plate 12 is fixedly disposed on the top end of the support plate 11. The side wall limiting block 16 comprises a left side wall limiting block 161 and a right side wall limiting block 162, the left side wall limiting block 161 and the right side wall limiting block 162 are both L-shaped structures, the left side wall limiting block 161 and the right side wall limiting block 162 are oppositely arranged on two sides of the support plate 11, the top ends of the left side wall limiting block 161 and the right side wall limiting block 162 are connected with the top plate 12, the bottom ends of the left side wall limiting block 161 and the right side wall limiting block 162 are flush with the bottom end face of the support plate 11, a hollow structure channel is formed between the side wall limiting block 16 and the support plate 11, the left side wall limiting block 161 and the right side wall limiting block 162 can prevent the nail pushing plate 13 from moving left and right and back and forth, the up and down movement of the nail pushing plate 13 is controlled on a straight line, and the accuracy of nail pushing and nailing is guaranteed. The nail pushing plate 13 is arranged in the channel in a sliding mode, the side face of the nail pushing plate 13 is attached to the supporting plate 11 in a sliding mode, the bottom end of the nail pushing plate 13 abuts against the top end of the nailing track 21, and the nail pushing plate 13 can be inserted into the nailing track 21 to push the suturing nails 31 to move. The pressing block 15 comprises a pressing end and a fixing end, the fixing end face of the pressing block 15 is fixedly connected to the top end of the side face, far away from the support plate 11, of the nail pushing plate 13, and the pressing block 15 is perpendicular to the nail pushing plate 13. One end of the nail pushing plate return spring 14 is fixedly connected with the top plate 12, and the other end is fixedly connected with the top surface of the fixed end of the pressing block 15. The top surface of the pressing block 15 is a concave arc surface, and is more matched with a contact surface of a finger pressed by an operator.
In the initial state, the nail pushing plate return spring 14 is in a natural telescopic state. When the pressing block 15 is pressed along the length direction of the support plate 11, the staple pushing plate return spring 14 is stretched at the moment, the pressing block 15 pushes the staple pushing plate 13 to move, and the staple pushing plate 13 pushes the staples 31 to move in the staple track 21; when the pressing block 15 is released, the nail pushing plate 13 returns to the position before nailing by the restoring force of the nail pushing plate return spring 14. After the whole process is completed by one-time nailing, the nail pushing plate 13 can be quickly reset and prepared for the next nailing, and the method is simple and convenient.
Preferably, the staple pushing mechanism 10 further comprises a staple pushing cover plate 17 and an auxiliary handle 18, the staple pushing cover plate 17 is disposed between the left side wall stopper 161 and the end of the right side wall stopper 162 far away from the support plate 11, and a staple track 21 is formed between the side of the staple pushing cover plate 17 close to the support plate 11 and the support plate 11, so that the staple pushing plate 13 is inserted into the staple track 21 to push the staples 31. An auxiliary handle 18 is arranged on the side of the staple pushing cover 17 remote from the support plate 11. Supplementary handle 18 and the cooperation of pressing block 15 are used and can be made the operator can the one-hand press the operation, and accurate location shelters from the operation field of vision when avoiding bimanualness and leads to the precision lower.
In this embodiment, the nailing mechanism 20 further includes a nailing track front cover plate 22 and a nailing track rear cover plate 23, the nailing track front cover plate 22 and the nailing track rear cover plate 23 are arranged oppositely, a gap is left between the nailing track front cover plate 22 and the nailing track rear cover plate 23 to form a nailing track 21, the top end of the nailing track front cover plate 22 is connected with the bottom end of the side wall limiting block 16, and the top end of the nailing track rear cover plate 23 is connected with the bottom end of the supporting plate 11. The front cover plate 22 and the rear cover plate 23 of the stitching track play a role in guiding and limiting the stitching nail 31, so that the stitching nail 31 can move along the stitching track 21 between the front cover plate 22 and the rear cover plate 23 of the stitching track, and the stitching nail is prevented from being separated from the track in the process of entering a stitching part to cause stitching failure. The front nailing track cover plate 22 and the rear nailing track cover plate 23 are identical in shape, the front nailing track cover plate 22 comprises a vertical portion 24 and two inclined portions 25, the two inclined portions 25 are oppositely arranged at the bottom end of the vertical portion 24, the tip ends of the inclined portions 25 form an included angle of 20-70 degrees with a horizontal line, the vertical portion 24 and the inclined portions 25 are connected through an arc with the radius of 1-5 mm, and then the nailing track 21 with the radian is formed. The curved stapling track 21 has a limiting and guiding function for the staples 31 to ensure that the ends of the staples 31 can be crossed to form a closed loop after entering the suturing part, thereby producing a good stapling effect. Wherein, the tip design is adopted at one end of the oblique line part 25 far away from the vertical part 24, so that the tip of the suturing device can be more easily inserted into muscle or subcutaneous tissue, and the muscle or subcutaneous tissue can be accurately, safely and efficiently sutured.
The bottom of backup pad 11 has been seted up the through-hole, and the top of through-hole flushes with the bottom face of ejector pin board 13, and the through-hole communicates with nailing track 21, and storage nail cabin mechanism 30 sets up the one end of keeping away from ejector pin board 13 at the through-hole. The nail storage cabin mechanism 30 comprises a nail pushing spring 33, a nail feeding gasket 34 and a nail cabin shell 32 with an opening, the nail cabin shell 32 is fixed on the side surface of the support plate 11 far away from the nail pushing plate 13, and the opening of the nail cabin shell 32 is communicated with the through hole. A plurality of suturing nails 31 are arranged in the nail cabin outer casing 32, one end of a nail pushing spring 33 is fixedly connected with the inner bottom wall of the nail cabin outer casing 32, the other end of the nail pushing spring is fixedly connected with a nail feeding gasket 34, and the side surface of the nail feeding gasket 34 far away from the nail pushing spring 33 is abutted to the suturing nails 31. The nail feeding track 35 is arranged at the bottom of the inner side face of the nail cabin shell 32, the bottoms of the suturing nails 31 are arranged in the nail feeding track 35, and the nail pushing springs 33 are always in a compression state and have pushing force on the suturing nails 31, so that the suturing nails 31 are sequentially fed into the suturing track 21 along the nail feeding track 35 by the nail pushing springs 33.
As shown in fig. 3, in the present embodiment, the suturing nail 31 is made of magnesium alloy or zinc alloy which has excellent biocompatibility and is biodegradable, and the suturing nail 31 can be degraded and absorbed in vivo after the healing of muscle or tissue, without adverse side effects and without the need of secondary operation. In which staple 31 is designed as an arc with an opening, the main dimensions of which are shown in figure 2:
1) the width a is 1-3 mm larger than the horizontal distance between the left side and the right side of the vertical part 24 of the stitching instrument;
2) the height e is increased by 0-5 mm on the basis of the width a;
3) the opening width of the opening end is 0.5-2 mm larger than the horizontal distance between the left side and the right side of the tip of the oblique line part 25;
4) an included angle d between a horizontal line of the end part of the opening and a connecting line of the tip is 110-160 degrees;
5) the height b of the top protrusion is 1-4 mm.
The utility model discloses a theory of operation: when the muscle or subcutaneous tissue is sutured, firstly, the tip of the stapling track 21 between the stapling track front cover plate 22 and the stapling track rear cover plate 23 of the stapler is extended into the position to be sutured, and the tip at one side of the stapler is used for hooking the muscle or tissue at the corresponding side to be positioned; under the action of the nail pushing spring 33, the foremost nail 31 enters the position of the nail closing track 21; then the operator presses the pressing block 15 downwards to push the nail pushing plate 13 to move downwards, after the lower end of the nail pushing plate 13 contacts with the suturing nail 31, the suturing nail 31 is sent to the position to be sutured along the suturing track 21, after the suturing nail 31 with sharp tips reaches the arc-shaped section of the suturing track 21, the muscle or tissue to be sutured is nailed in, and simultaneously, the bending deformation is generated along the suturing track 21, so that the tips are crossed to form a closed ring shape when entering the muscle or tissue.
After the staples 31 reach the desired stapling requirement, the operator releases the pressing block 15, the pusher plate 13 returns to the pre-stapling position under the restoring force of the pusher plate return spring 14, and the next staple 31 moves along the staple feeding track 35 to the position of the stapling track 21 under the action of the pusher spring 33, ready for the next stapling.
The utility model has the advantages that: the subcutaneous soft tissue stitching instrument realizes the effects of continuous nail feeding and rapid stitching through the nail pushing mechanism 10 and the nail storage cabin mechanism 30, effectively saves the stitching time of muscle or subcutaneous tissues, and effectively reduces the surgical trauma and infection risk; meanwhile, the sharp end of the nail outlet button at the front end of the anastomat is designed, the visual field of an operator is not shielded, the anastomosis requirements of various irregular broken muscle ends or subcutaneous tissues are met, and the sharp end of the anastomat is nailed to the track 21 and designed in an arc degree mode, so that the muscle or the subcutaneous tissues can be sutured accurately, safely and efficiently; and the suture nail 31 is prepared by using biodegradable magnesium-based or zinc-based material, so that the muscle or subcutaneous tissue is effectively sutured, and is degraded within a certain time, thereby reducing post-operation inflammation and rejection reaction.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (8)
1. A subcutaneous soft tissue stapler, comprising:
the nail pushing mechanism comprises a supporting plate, a side wall limiting block and a nail pushing plate, wherein the side wall limiting block comprises a left side wall limiting block and a right side wall limiting block, the left side wall limiting block and the right side wall limiting block are both L-shaped structures, the left side wall limiting block and the right side wall limiting block are oppositely arranged on two side edges of the supporting plate, the bottom ends of the left side wall limiting block and the right side wall limiting block are flush with the bottom end face of the supporting plate, the nail pushing plate is arranged between the left side wall limiting block and the right side wall limiting block, and the side faces of the nail pushing plate are attached to the supporting plate and can slide relatively;
the nailing mechanism comprises a nailing track, a nailing piece is placed in the nailing track, the nailing track is arranged at the bottom end of the nail pushing plate, and the nail pushing plate can be inserted into the nailing track to push the nailing piece to move; and
a staple storage compartment mechanism capable of continuously pushing staples into the stapling track.
2. The subcutaneous soft tissue stapler according to claim 1, wherein: the ejector pin mechanism further comprises a top plate, an ejector pin plate reset spring and a pressing block, wherein the top plate, the ejector pin plate reset spring and the pressing block are arranged on the same side of the supporting plate, the pressing block comprises a pressing end and a fixed end, the top plate is fixedly arranged at the top end of the supporting plate, one end of the ejector pin plate reset spring is fixedly connected with the top plate, the other end of the ejector pin plate reset spring is fixedly connected with the top surface of the fixed end of the pressing block, the end surface of the pressing block fixed end is fixedly connected with the top end of the side face, far away from the supporting plate, of the ejector pin plate, and the top end of the left side wall limiting block and the top end of the right side wall limiting block are connected with the top plate.
3. The subcutaneous soft tissue stapler according to claim 2, wherein: the nail pushing mechanism further comprises a nail pushing cover plate and an auxiliary handle, the nail pushing cover plate is arranged between one end, away from the supporting plate, of the left side wall limiting block and the right side wall limiting block, a nailing track is formed between the side face, close to the supporting plate, of the nail pushing cover plate and the supporting plate, and the auxiliary handle is arranged on the side face, away from the supporting plate, of the nail pushing cover plate.
4. The subcutaneous soft tissue stapler of claim 3, wherein: the nailing mechanism comprises a nailing track front cover plate and a nailing track rear cover plate, the nailing track front cover plate and the nailing track rear cover plate are arranged oppositely, a gap is reserved between the nailing track front cover plate and the nailing track rear cover plate to form a nailing track, the top end of the nailing track front cover plate is connected with the bottom end of the side wall limiting block, and the top end of the nailing track rear cover plate is connected with the bottom end of the supporting plate.
5. The subcutaneous soft tissue stapler of claim 4, wherein: the shape of the front cover plate of the nailing track is the same as that of the rear cover plate of the nailing track, the front cover plate of the nailing track comprises a vertical part and two oblique line parts, the two oblique line parts are oppositely arranged at the bottom end of the vertical part, one end, far away from the vertical part, of each oblique line part is of a tip structure, and the tip of each oblique line part and a horizontal line form an included angle of 20-70 degrees.
6. The subcutaneous soft tissue stapler of claim 3, wherein: the through-hole has been seted up to the bottom of backup pad, the top of through-hole flushes with the bottom face of ejector pin board, and through-hole and the track intercommunication that sews up, storage nail cabin mechanism is including ejector pin spring, send the nail gasket and have open-ended nail cabin shell, the side of ejector pin board is kept away from in the backup pad to the nail cabin shell, and the solid opening and the through-hole intercommunication of nail cabin shell, the inside a plurality of sewers that are equipped with of nail cabin shell, ejector pin spring one end and the inside diapire fixed connection of nail cabin shell, the other end with send nail gasket fixed connection, send the side that the nail spring was kept away from to the nail gasket and sew up the nail butt.
7. The subcutaneous soft tissue stapler of claim 6, wherein: the nail feeding track is arranged at the bottom of the inner side face of the nail cabin shell, and the bottom of the suturing nail is arranged in the nail feeding track.
8. The subcutaneous soft tissue stapler according to any one of claims 1-7, wherein: the suturing nail is made of biodegradable magnesium alloy or zinc alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022972942.XU CN214549484U (en) | 2020-12-11 | 2020-12-11 | Subcutaneous soft tissue stitching instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022972942.XU CN214549484U (en) | 2020-12-11 | 2020-12-11 | Subcutaneous soft tissue stitching instrument |
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| CN214549484U true CN214549484U (en) | 2021-11-02 |
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| CN202022972942.XU Active CN214549484U (en) | 2020-12-11 | 2020-12-11 | Subcutaneous soft tissue stitching instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112603401A (en) * | 2020-12-11 | 2021-04-06 | 深探医疗科技(重庆)有限公司 | Subcutaneous soft tissue stitching instrument and degradable metal stitching nail |
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2020
- 2020-12-11 CN CN202022972942.XU patent/CN214549484U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112603401A (en) * | 2020-12-11 | 2021-04-06 | 深探医疗科技(重庆)有限公司 | Subcutaneous soft tissue stitching instrument and degradable metal stitching nail |
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