CN218792426U

CN218792426U - Nail anvil cover assembly and circumcision anastomat

Info

Publication number: CN218792426U
Application number: CN202222243595.6U
Authority: CN
Inventors: 翁晓华
Original assignee: CHANGSHU HENRY MEDICAL INSTRUMENT CO LTD
Current assignee: CHANGSHU HENRY MEDICAL INSTRUMENT CO LTD
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2023-04-07
Anticipated expiration: 2032-08-25

Abstract

The utility model belongs to the technical field of medical equipment, a nail anvil cover component and a circumcision anastomat are disclosed, the nail anvil cover component comprises a nail anvil cover and a movable rod, the nail anvil cover is provided with a containing cavity, the containing cavity extends outwards and is provided with an annular edge, the movable rod is provided with a cross joint, the bottom of the containing cavity is provided with a fixed slot, the bottom end surface of the fixed slot is provided with a cross joint hole, the cross joint head can enable the side end surface of the cross joint head to tightly abut against the side slot wall of the fixed slot after the cross joint hole is arranged, and meanwhile, the bottom end surface of the cross joint head tightly abuts against the bottom end surface of the fixed slot; the circumcision anastomat comprises the nail anvil cover component. The utility model provides a nail anvil cover subassembly and circumcision anastomat, the movable rod is connected between with the nail anvil cover simply reliably, can reduce the size of movable rod and nail anvil cover, and the children's peritomy mouth of being convenient for is put into, and the protection is coincide mouthful and is not torn and not bleed, improves operation efficiency and operation security.

Description

Nail anvil cover assembly and circumcision anastomat

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a nail anvil cover subassembly and circumcision anastomat.

Background

The prepuce is too long and phimosis is a common reproduction problem for men. With the continuous improvement of living standard and health consciousness of people, higher requirements are put forward on self reproductive health. The redundant prepuce is easy to store dirt and dirt, and if the prepuce is not cleaned in time, glans prepuce inflammation and penile inflammation can be caused, which affects normal couple life, and the chances of cervical inflammation and cervical cancer accompanying sexuality are increased, and various problems such as penis cancer, sterility and premature ejaculation can be caused. Circumcision is an effective method for treating redundant prepuce and phimosis. A great deal of research in the last decade shows that the male circumcision has great significance for reducing the skin infection and the urinary tract infection of the male penis, reducing the incidence rate of balanitis and the like of the adult male, reducing the incidence rate of vaginal infection and cervical cancer of a partner, and even preventing sexually transmitted diseases including AIDS, tumors of a reproductive system and the like.

At present, the connecting part of a nail anvil cover and a movable rod in a circumcision anastomat is generally fixed by adopting a threaded connection mode and the like, and the movable rod is required to be provided with exposed grains in the connecting mode, so that a certain effective threaded connection area can be ensured between the nail anvil cover and the movable rod, the movable rod is required not to be too thin, correspondingly, the size of the nail anvil cover is also required to be larger and thicker in a matched mode. If the thickness of the nail anvil cover is too thick, the edge of the nail anvil is designed to be too wide, so that the nail anvil cover is difficult to be placed into a children's preputial opening, the preputial opening is basically required to be laterally cut in advance, however, the operation time and the operation difficulty are increased, and after the percussion is finished, the nail anvil cover is too wide in edge design, so that the nail anvil cover is difficult to withdraw, the nail anvil cover can be withdrawn only by intervention of a clamp, and the damage and bleeding of a freshly formed anastomotic stoma are caused. In addition, the connecting position of the nail anvil cover and the screw rod is designed to be too thick, so that insufficient space is not provided for accommodating foreskin tissues to be cut, foreskin retraction and stacking are caused in the instrument closing process, the foreskin cutting position is not accurate, and the satisfactory operation effect of doctors and patients cannot be achieved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a nail anvil cover subassembly and circumcision anastomat, connection structure is simple reliable between nail anvil cover and the movable rod, can effectively reduce nail anvil cover and movable rod size.

To achieve the purpose, the utility model adopts the following technical proposal:

an anvil cover assembly comprising:

the nail anvil cover is provided with an accommodating cavity for accommodating a glans penis, the accommodating cavity extends outwards to be provided with an annular edge, the bottom of the accommodating cavity is provided with a fixing groove, and the bottom end face of the fixing groove is provided with a through hole;

the first end of the movable rod is provided with a penetrating head, the penetrating head rotates relative to the fixed groove after penetrating through the penetrating hole, so that the side end face of the penetrating head tightly abuts against the side groove wall of the fixed groove, and meanwhile, the bottom end face of the penetrating head tightly abuts against the bottom end face of the fixed groove.

Optionally, a first welding portion is disposed on the penetrating joint, a second welding portion is correspondingly disposed on the fixing groove, and the first welding portion can be welded to the second welding portion.

Optionally, an injection molding fixing head is connected between the nail anvil cover and the movable rod in an injection molding manner, and the injection molding fixing head is sleeved on the movable rod.

Optionally, the through hole is a waist-shaped hole, the penetrating head is correspondingly configured to be a waist-shaped structure, and the penetrating head rotates relative to the fixing groove after penetrating the through hole, so that two opposite semicircular side end surfaces of the penetrating head abut against side groove walls of the fixing groove.

Optionally, the nail anvil is arranged on one side of the annular edge, which faces away from the fusion cavity, and a plurality of nail anvil grooves are uniformly distributed on one side of the nail anvil, which faces away from the annular edge, along the circumferential direction.

A circumcision stapler comprising:

the shell comprises a nail barrel and a lower shell connected with the nail barrel;

according to the nail anvil cover assembly of any one of the above items, the movable rod penetrates through the nail barrel and can move along the axial direction of the nail barrel, the nail anvil cover is arranged at one end close to the nail barrel, and the accommodating cavity is arranged back to the nail barrel;

the nail bin assembly is arranged in the nail barrel, a plurality of nail grooves are formed in the nail bin assembly, and the nail grooves are used for placing sewing nails;

push away nail circular cutting subassembly, including pushing away a nail section of thick bamboo and annular cutter, push away a nail section of thick bamboo with the annular cutter all set up in the nail section of thick bamboo and homoenergetic are followed the axial displacement of a nail section of thick bamboo, push away a nail section of thick bamboo can with it releases to sew up the nail groove, the annular cutter is used for cutting the foreskin tissue, it is used for sewing up to sew up the nail the foreskin tissue.

Optionally, the staple pushing and ring cutting assembly further comprises:

the nail pushing seat is arranged in the lower shell and connected with the nail pushing barrel;

the handles are arranged on two sides of the lower shell in pairs and are rotatably connected with the lower shell, and abutting parts are arranged on the handles and abut against the nail pushing seats;

the elastic piece is arranged between the nail pushing seat and the lower shell, wherein the elastic piece is arranged between the nail pushing seat and the lower shell;

the handle rotates in opposite directions and can make the butt portion promote push away the nail seat and keep away from initial position, push away the nail seat and drive push away a nail section of thick bamboo and remove and will sew up the nail and push out the nail groove, just the elastic component is suitable for and is in push away the nail seat and keep away from provide when initial position and force push away the nail seat power that resets.

Optionally, be provided with on the nail pushing barrel and push away the nail pole, push away the nail pole with the setting of nail groove one-to-one, push away the nail pole can wear to establish the nail groove with sew up the nail butt.

Optionally, a limiting protrusion is arranged on one side of the annular cutter facing the lower shell, a limiting groove is correspondingly arranged in the nail pushing barrel, and the limiting protrusion is movably arranged in the limiting groove; wherein,

when the nail pushing barrel moves back to the lower shell and pushes the suturing nails out of the nail groove, the first abutting end face of the limiting groove can abut against the limiting bulge and push the annular cutter out of the nail barrel; when the nail pushing barrel moves towards the lower shell, the second butt end face of the limiting groove can be abutted against the limiting protrusion and push the annular cutter back into the nail barrel.

Optionally, one end of the lower casing far away from the nail barrel is further provided with a knob, the knob is connected with the lower casing in a rotating mode, the knob is connected with the second end of the movable rod in a threaded mode, the knob is opposite to the lower casing in a rotating mode and can control the movable rod to move along the axial direction of the nail barrel so as to drive the nail anvil cover to stretch out and draw back to the nail barrel.

Has the advantages that:

the utility model provides a nail anvil cover subassembly and circumcision anastomat, in nail anvil cover subassembly, the first end of movable rod is provided with the cross connection head, the fixed slot has been seted up to the bottom that holds the chamber, the cross connection hole has been seted up to the bottom face of fixed slot, when assembling nail anvil cover and movable rod fixedly, at first aim at the cross connection head on the movable rod and pass the cross connection hole, make the cross connection head enter into in the fixed slot, rotate the movable rod afterwards, it is rotatory to make the relative fixed slot of cross connection head, thereby make the side end face of cross connection head tightly support the side wall of fixed slot, the bottom face of cross connection head tightly supports the bottom face of fixed slot simultaneously, and then accomplish fixing between nail anvil cover and the movable rod, moreover, the steam generator is simple in structure, and convenient for connection. In addition, the tight support between the penetrating joint and the fixing groove replaces the traditional screw connection mode, the design size of the movable rod and the nail anvil cover can be effectively reduced, the narrow and small preputial opening of the child can be more conveniently placed, the intervention of an operating forceps is not needed, the formed anastomotic opening is protected from being torn and bleeding, and the operation efficiency and the operation safety are improved.

Drawings

FIG. 1 is a schematic view of the structure of the nail anvil cover, the movable rod and the injection-molded fixing head of the present invention;

FIG. 2 is a schematic structural view of the nail anvil cover of the present invention;

FIG. 3 is a schematic view of a part of the structure of the movable rod of the present invention;

FIG. 4 is an exploded view of the anvil cover, movable rod and injection molding fixed head of the present invention;

FIG. 5 is a schematic cross-sectional view of the nail anvil cover, the movable rod and the injection-molded fixing head of the present invention;

FIG. 6 is a schematic structural view of the nail anvil cover of the present invention with the upper injection mold and the lower injection mold after being connected to the movable rod;

fig. 7 is a schematic structural view of the circumcision anastomat of the present invention;

fig. 8 is a schematic cross-sectional view of the circumcision stapler of the present invention;

fig. 9 is a partially enlarged schematic view of the present invention at a in fig. 8;

fig. 10 is a partially enlarged schematic view of the present invention at B in fig. 8.

In the figure:

110. a nail barrel; 120. a lower housing; 130. a knob;

210. a nail anvil cover; 211. an accommodating chamber; 212. an annular rim; 213. fixing grooves; 2131. perforating the hole; 2132. a second weld; 220. a movable rod; 221. penetrating a joint; 2211. a first weld; 230. injection molding a fixed head; 240. a nail anvil;

310. a staple loading chamber;

410. pushing the nail barrel; 411. pushing the nail rod; 412. a limiting groove; 4121. a first abutting end face; 4122. a second abutting end face; 420. a ring-shaped cutter; 421. a limiting bulge; 430. a nail pushing seat; 440. a handle; 441. an abutting portion; 450. an elastic member; 460. a safety button;

500. suturing nails;

610. upper injection molding; 620. and (4) lower injection molding.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures associated with the present invention are shown in the drawings, not all of them.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", and the like are used based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplification of operation, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The present embodiment provides a nail anvil cover assembly, as shown in fig. 1 to fig. 3, the nail anvil cover assembly includes a nail anvil cover 210 and a movable rod 220, wherein the nail anvil cover 210 has an accommodating cavity 211 for accommodating a glans, the accommodating cavity 211 extends outward to form an annular edge 212, the bottom of the accommodating cavity 211 has a fixing groove 213, a bottom end surface of the fixing groove 213 has a through hole 2131, a first end of the movable rod 220 has a penetrating head 221, the penetrating head 221 rotates relative to the fixing groove 213 after penetrating through the through hole 2131, so that a side end surface of the penetrating head 221 tightly abuts against a side groove wall of the fixing groove 213, and a bottom end surface of the penetrating head 221 tightly abuts against a bottom end surface of the fixing groove 213.

In this embodiment, when the anvil cover 210 and the movable rod 220 are assembled and fixed, the penetrating head 221 on the movable rod 220 is aligned with and passes through the penetrating hole 2131, so that the penetrating head 221 enters the fixing slot 213, and then the movable rod 220 is rotated, so that the penetrating head 221 rotates relative to the fixing slot 213, and thus the side end surface of the penetrating head 221 tightly abuts against the side slot wall of the fixing slot 213, and the bottom end surface of the penetrating head 221 tightly abuts against the bottom end surface of the fixing slot 213, thereby completing the fixing between the anvil cover 210 and the movable rod 220, and the structure is simple and the connection is convenient. In addition, the tight abutting and fixing between the penetrating joint 221 and the fixing groove 213 replaces the traditional screw connection mode, the design size of the movable rod 220 and the nail anvil cover 210 can be effectively reduced, the narrow and small preputial opening of the child can be more conveniently placed, the intervention of an operating forceps is not needed, the formed anastomotic opening is protected from being torn and bleeding, the operation efficiency and the operation safety are improved, and the device is particularly suitable for children patients.

In addition, the tight fixed mode of supporting between cross-under 221 and fixed slot 213 also can release sufficient space and accomodate the foreskin tissue that needs the cutting, makes things convenient for the apparatus to close, and accurate cutting, helping hand operation accomplish smoothly.

Furthermore, the through hole 2131 is a waist-shaped hole, the penetrating joint 221 is correspondingly configured to be a waist-shaped structure, and after the penetrating joint 221 is inserted into the through hole 2131, the penetrating joint 221 rotates relative to the fixing groove 213, so that two opposite semicircular side end surfaces of the penetrating joint 221 tightly abut against side groove walls of the fixing groove 213. As a preferred embodiment, the shape of the fixing groove 213 is set to be an ellipse, when the penetrating joint 221 is aligned with and passes through the penetrating hole 2131 to enter into the fixing groove 213, two opposite semicircular side end surfaces of the penetrating joint 221 correspond to two opposite side groove walls of the major axis of the elliptical fixing groove 213, and then the penetrating joint 221 is rotated relative to the fixing groove 213, during which the distance between the two opposite semicircular side end surfaces of the elliptical fixing groove 213 relative to the penetrating joint 221 is gradually reduced, so that the two opposite semicircular side end surfaces of the penetrating joint 221 can be fitted and gradually abutted against the corresponding side walls of the fixing groove 213, thereby achieving reliable and effective fixation between the movable rod 220 and the anvil cover 210.

Further, the fitting 221 is provided with a first welding portion 2211, the fixing groove 213 is correspondingly provided with a second welding portion 2132, and the first welding portion 2211 can be welded to the second welding portion 2132. Specifically, the first welding portion 2211 is disposed on the outer edges of the two opposite semicircular side end surfaces of the penetrating head 221, the second welding portion 2132 is correspondingly disposed on the edge of the notch of the fixing groove 213, and after the penetrating head 221 penetrates the fixing groove 213 and is rotationally fixed relative to the fixing groove 213, the first welding portion 2211 is disposed corresponding to the second welding portion 2132, and then a welding gun is used to extend from the accommodating cavity 211 and correspondingly weld the first welding portion 2211 to the second welding portion 2132, so as to further ensure reliable fixation between the anvil cover 210 and the movable rod 220.

Further, as shown in fig. 4 to 5, an injection-molded fixing head 230 is connected between the anvil cover 210 and the movable rod 220 in an injection-molded manner, and the injection-molded fixing head 230 is sleeved on the movable rod 220. Specifically, the injection fixing head 230 needs to use an injection mold, as shown in fig. 6, the injection mold includes an upper injection mold 610 and a lower injection mold 620 which can be opened and closed, the upper injection mold 610 and the lower injection mold 620 can jointly form a forming cavity for manufacturing the injection fixing head 230, and after the anvil cover 210 and the movable rod 220 are assembled and fixed, the anvil cover 210 and the movable rod 220 are integrally inserted into the forming cavity. In this embodiment, after the penetrating joint 221 of the waist-shaped structure is fixed to the fixing groove 213, two opposite horizontal side end surfaces of the penetrating joint 221 of the waist-shaped structure and the side wall of the fixing groove 213 on the corresponding side can form a hole structure, and an injection molding channel communicated with the molding cavity is formed together with the penetrating hole 2131 below, when performing injection molding, a tool such as an injection molding gun is used to extend into the accommodating cavity 211 and inject an injection molding material, so that the injection molding material can enter into the molding cavity through the injection molding channel, and further, the injection molding fixing head 230 is subjected to injection molding, after the injection molding is completed, the upper injection mold 610 is opened, and the integral structure of the anvil cover 210, the movable rod 220 and the injection fixing head 230 is taken out, and the injection fixing head 230 can be respectively fixed to the anvil cover 210 and the movable rod 220, thereby further ensuring reliable fixation between the anvil cover 210 and the movable rod 220.

The embodiment further provides a circumcision anastomat, as shown in fig. 7 to 9, the circumcision anastomat comprises the nail anvil cover assembly, and further comprises a housing, a nail cartridge assembly and a nail pushing and circumcision assembly, wherein the housing comprises a nail barrel 110 and a lower housing 120 connected with the nail barrel 110, a movable rod 220 penetrates through the nail barrel 110 and can move along the axial direction of the nail barrel 110, the nail anvil cover 210 is arranged at one end close to the nail barrel 110, an accommodating cavity 211 is arranged opposite to the nail barrel 110, the nail cartridge assembly is arranged in the nail barrel 110, the nail cartridge assembly is provided with a plurality of nail grooves, the nail grooves are used for accommodating the suturing nails 500, the nail pushing and circumcision assembly comprises a nail pushing barrel 410 and an annular cutter 420, the nail pushing barrel 410 and the annular cutter 420 are both arranged in the nail barrel 110 and can move along the axial direction of the nail barrel 110, the nail pushing barrel 410 can push the suturing nails 500 out of the nail grooves, the annular cutter 420 is used for cutting the suturing nails 500, and used for suturing the tissue.

Specifically, the anvil cover assembly further includes an anvil 240, the anvil 240 is disposed on a side of the annular edge 212 facing away from the accommodating cavity 211, a plurality of anvil slots are uniformly circumferentially disposed on a side of the anvil 240 facing away from the annular edge 212, and the anvil 240 is configured to support foreskin tissue, so as to assist the annular cutter 420 in cutting the foreskin tissue. In this embodiment, the staple cartridge assembly includes a staple loading chamber 310, a plurality of staple slots are uniformly distributed on the staple loading chamber 310 in a ring shape, and the staple loading chamber 310 and the staple anvil slots are arranged in a one-to-one correspondence. When circumcision is performed, the glans penis is extended into the accommodating cavity 211, the foreskin to be cut is sleeved on the annular edge 212 and fixedly attached to the anvil 240, then the annular cutter 420 is controlled to extend out of the nail barrel 110 and cut the foreskin tissue sleeved on the anvil 240, and the nail pushing barrel 410 is used for pushing the plurality of suturing nails 500 out of the nail groove so as to suture the cut foreskin wound.

Further, as shown in fig. 7 to 10, the staple driving ring cutting assembly further includes a staple driving seat 430, a handle 440 and an elastic member 450, the staple driving seat 430 is disposed in the lower housing 120 and connected to the staple driving barrel 410, the handles 440 are disposed on two sides of the lower housing 120 in pairs and rotatably connected to the lower housing 120, the handle 440 is provided with a contact portion 441, the contact portion 441 and the staple driving seat 430 are disposed between the staple driving seat 430 and the lower housing 120, wherein the handles 440 rotate in opposite directions to enable the contact portion 441 to push the staple driving seat 430 away from the initial position, the staple driving seat 430 drives the staple driving barrel 410 to move and push the staples 500 out of the staple slot, and the elastic member 450 is adapted to provide a force for resetting the staple driving seat 430 when the staple driving seat 430 is away from the initial position. Specifically, the elastic member 450 may be, but is not limited to, a spring. In this embodiment, the pushing ring-cutting assembly can push the suturing nail 500 out of the nail groove to suture the skin at the wound of the foreskin tissue, and the structure is simple and the use is convenient.

Further, the staple pushing and ring cutting assembly further comprises a safety button 460 disposed on the lower housing 120, and the handle 440 can be fixed by the safety button 460, so as to prevent misoperation during the operation. The structure and operation principle of the safety button 460 are prior art, and will not be described in detail herein.

Further, the nail pushing cylinder 410 is provided with a nail pushing rod 411, the nail pushing rod 411 and the nail groove are arranged in a one-to-one correspondence mode, and the nail pushing rod 411 can penetrate through the nail groove to abut against the suturing nail 500. The staple pushing cylinder 410 pushes the staples 500 out of the staple slots through the staple pushing rod 411 to suture the skin at the foreskin wound.

In this embodiment, a limiting protrusion 421 is disposed on one side of the annular cutter 420 facing the lower housing 120, a limiting groove 412 is correspondingly disposed in the staple pushing cylinder 410, the limiting protrusion 421 is movably disposed in the limiting groove 412, and when the staple pushing cylinder 410 moves away from the lower housing 120 and pushes the staples 500 out of the staple groove, the first abutting end face 4121 of the limiting groove 412 can abut against the limiting protrusion 421 and push the annular cutter 420 out of the staple cylinder 110; when the staple cartridge 410 moves toward the lower housing 120, the second abutting end 4122 of the limiting groove 412 abuts against the limiting protrusion 421 and pushes the annular cutter 420 back into the staple cartridge 110. By the arrangement, the circumcision and suturing processes of the foreskin tissue can be completed together, and the operation is simple and convenient.

Further, one end of the lower housing 120, which is far away from the nail barrel 110, is further provided with a knob 130, the knob 130 is rotatably connected with the lower housing 120, and the knob 130 is in threaded connection with the second end of the movable rod 220. The rotation of the knob 130 relative to the lower housing 120 can control the movable rod 220 to move along the axial direction of the staple cartridge 110 so as to drive the anvil cover 210 to extend and retract in the staple cartridge 110.

The following describes a specific use process of the circumcision anastomat provided by the embodiment:

firstly, the circumcision anastomat is assembled, then the button 130 is screwed, the movable rod 220 is made to move axially along the nail barrel 110 to drive the nail anvil cover 210 to extend out of the nail barrel 110, then the glans penis of a patient extends into the accommodating cavity 211 on the nail anvil cover 210, meanwhile, the to-be-excised foreskin tissue is sleeved on the annular edge 212 and is attached and fixed with the nail anvil 240, then medical staff pull out the safety device and press the handle 440, so that the abutting part 441 on the handle 440 pushes the nail pushing seat 430 to be far away from the initial position, the nail pushing seat 430 moves to drive the nail pushing barrel 410 to move towards the direction close to the nail anvil cover 210 and push the suturing nail 500 out of the nail groove so as to pierce the foreskin tissue, the nail foot of the suturing nail 500 is bent inwards after piercing the foreskin tissue under the action of the nail anvil groove, meanwhile, the first abutting end face 4121 on the limiting groove 412 of the nail pushing barrel 410 can abut against the limiting protrusion 421 of the annular cutting knife 420 and push the annular cutting knife 420 out of the stapling nail barrel 110 and can effectively suture the suturing nail under the action of the suturing nail 500 after the circumcision of the suturing nail. The button 130 is then turned in the opposite direction to withdraw the foreskin tissue from the annular rim 212 and extend the glans of the patient out of the receiving cavity 211. The circumcision anastomat provided by the embodiment has the advantages of simple structure, convenience in operation and convenience in implementation of a circumcision operation.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements, and substitutions will now occur to those skilled in the art without departing from the scope of the invention. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. An anvil cover assembly, comprising:

the nail anvil cover (210) is provided with an accommodating cavity (211) for accommodating glans penis, the accommodating cavity (211) extends outwards to be provided with an annular edge (212), the bottom of the accommodating cavity (211) is provided with a fixing groove (213), and the bottom end face of the fixing groove (213) is provided with a through hole (2131);

the first end of the movable rod (220) is provided with a penetrating head (221), the penetrating head (221) rotates relative to the fixed groove (213) after penetrating through the penetrating hole (2131) to enable the side end face of the penetrating head (221) to tightly abut against the side groove wall of the fixed groove (213), and meanwhile the bottom end face of the penetrating head (221) tightly abuts against the bottom end face of the fixed groove (213).

2. The anvil cover assembly according to claim 1, characterized in that said through joint (221) is provided with a first welding portion (2211), said fixing slot (213) is correspondingly provided with a second welding portion (2132), said first welding portion (2211) can be welded with said second welding portion (2132).

3. The anvil cover assembly according to claim 1, wherein an injection molding fixing head (230) is connected between said anvil cover (210) and said movable rod (220), said injection molding fixing head (230) is sleeved on said movable rod (220).

4. The anvil cover assembly according to claim 1, wherein said through hole (2131) is a kidney-shaped hole, said penetrating head (221) is correspondingly configured as a kidney-shaped structure, and after said penetrating head (221) is penetrated through said through hole (2131), said penetrating head (221) can rotate relative to said fixing slot (213) to enable two opposite semicircular side end faces of said penetrating head (221) to tightly abut against side slot walls of said fixing slot (213).

5. The anvil cover assembly according to claim 1, further comprising an anvil (240), wherein said anvil (240) is disposed on a side of said annular edge (212) facing away from said accommodating cavity (211), and a plurality of anvil slots are uniformly circumferentially disposed on a side of said anvil (240) facing away from said annular edge (212).

6. A circumcision stapler, comprising:

a housing comprising a cartridge (110) and a lower housing (120) coupled to the cartridge (110);

the anvil cover assembly according to any of the claims 1-5, wherein said movable rod (220) is disposed through said cartridge (110) and can move along the axial direction of said cartridge (110), said anvil cover (210) is disposed near one end of said cartridge (110), said containing cavity (211) is disposed opposite to said cartridge (110);

the nail box assembly is arranged in the nail barrel (110), and is provided with a plurality of nail grooves for placing the nails (500);

push away nail circular cutting subassembly, including pushing away a nail section of thick bamboo (410) and annular cutter (420), push away a nail section of thick bamboo (410) with annular cutter (420) all set up in a nail section of thick bamboo (110) and homoenergetic are followed the axial displacement of a nail section of thick bamboo (110), push away a nail section of thick bamboo (410) can with sew up nail (500) and release the nail groove, annular cutter (420) are used for cutting foreskin tissue, sew up nail (500) and be used for sewing up foreskin tissue.

7. The circumcision stapler according to claim 6, wherein the push pin stapling assembly further includes:

the nail pushing seat (430) is arranged in the lower shell (120) and is connected with the nail pushing barrel (410);

the handles (440) are arranged on two sides of the lower shell (120) in pairs and are rotatably connected with the lower shell (120), the handles (440) are provided with abutting parts (441), and the abutting parts (441) abut against the nail pushing seat (430);

an elastic member (450) disposed between the nail pushing seat (430) and the lower housing (120), wherein;

the handles (440) rotate towards each other to enable the abutting part (441) to push the nail pushing seat (430) to be away from the initial position, the nail pushing seat (430) drives the nail pushing barrel (410) to move and push the sewing nails (500) out of the nail groove, and the elastic piece (450) is suitable for providing a force for forcing the nail pushing seat (430) to reset when the nail pushing seat (430) is away from the initial position.

8. The circumcision anastomat as claimed in claim 6, wherein, a nail pushing rod (411) is arranged on the nail pushing barrel (410), the nail pushing rod (411) and the nail groove are arranged in a one-to-one correspondence, and the nail pushing rod (411) can penetrate through the nail groove to abut against the suturing nail (500).

9. The circumcision anastomat as claimed in claim 6, wherein, one side of the annular cutter (420) facing the lower shell (120) is provided with a limiting protrusion (421), a limiting groove (412) is correspondingly arranged in the nail pushing barrel (410), and the limiting protrusion (421) is movably arranged in the limiting groove (412); wherein,

when the nail pushing barrel (410) moves back to the lower shell (120) and pushes the sewing nails (500) out of the nail groove, a first abutting end surface (4121) of the limiting groove (412) can abut against the limiting bulge (421) and push the annular cutter (420) out of the nail barrel (110); when the nail pushing barrel (410) moves towards the lower shell (120), the second abutting end face (4122) of the limiting groove (412) can abut against the limiting protrusion (421) and push the annular cutter (420) back into the nail barrel (110).

10. The circumcision stapler according to claim 6, wherein a knob (130) is further disposed at an end of the lower housing (120) far away from the staple cartridge (110), the knob (130) is rotatably connected to the lower housing (120), the knob (130) is threadedly connected to the second end of the movable rod (220), and the rotation of the knob (130) relative to the lower housing (120) can control the movable rod (220) to move axially along the staple cartridge (110) so as to drive the anvil cover (210) to extend and retract to the staple cartridge (110).