CN113303883A - Foreskin anastomat and anastomosis head thereof - Google Patents

Abstract

The invention discloses an anastomosis head of a foreskin anastomat and the foreskin anastomat, wherein a foreskin fixing cover is sleeved on a penis of a patient, an operator turns the foreskin outwards, wraps the turned-out foreskin on a binding part, and then binds and fixes the turned-out foreskin at a binding ring groove, so that the operator can directly observe tissues (such as a sulcus, an umbilical cord and the like) between the foreskin and the glans penis of the patient at 360 degrees without dead angles, can also observe the specific position of the glans penis, realize the fixation of rear penis tissues, reduce the difficulty of operation and improve the cutting accuracy of the operator, and meanwhile, the foreskin fixing cover is detachably connected with a cavity of the foreskin anastomat, so the operator can select a proper foreskin fixing cover according to the sizes of the penis of different patients and improve the applicability of the foreskin anastomat.

Description

Foreskin anastomat and anastomosis head thereof

Technical Field

The invention relates to the field of medical instruments, in particular to an anastomosis head of a foreskin anastomat and the foreskin anastomat.

Background

In the uropoiesis surgery circumcision, the doctor often uses the foreskin anastomat to carry out the operation, makes the cutting of foreskin anastomat and synchronous completion of sewing up, and the simple operation, high efficiency has effectively solved the complicated, long-term, the hemorrhage of process, pain, incision unevenness, postoperative hematoma edema scheduling problem that exists in the circumcision.

At present, the existing foreskin anastomat is that a glans penis cover is firstly plugged into a foreskin in advance, the glans penis cover is tightened through a tail nut to be used for compressing the foreskin, finally a handle is buckled to drive an anastomosis nail in a pre-placed nail bin into the foreskin, the anastomosis nail is blocked by a front nail supporting sheet forming groove after penetrating through the foreskin to complete anastomosis operation (namely firing operation), and meanwhile, a ring-shaped knife cuts off redundant foreskin. However, since the balanus shield is inserted into the wrapper in advance, the medical staff cannot confirm the specific position of the tissue (such as sulcus, umbilical cord, etc.) between the wrapper and the balanus and cannot determine the specific position of the balanus, and during the circular cutting anastomosis operation, misoperation may occur to cut off these tissue structures, which may cause a great risk to the operation and affect the operation quality; meanwhile, in the percussion operation, the glans body structure only fixes the foreskin front end tissue and the glans and the gun body relatively, while the rear penis tissue is not fixed yet, which also affects the operation quality, the operation difficulty is larger, and the glans body and the binding part thereof are plugged into the percussion cavity together with the tissue, the cavity space is limited, the problem that the longer tissue cannot be accommodated may occur, or the problem that the tissue moves relative to the glans cover in the percussion operation process and the like occurs, the medical care personnel cannot observe and know, and cannot adjust in time, which further affects the operation quality, and the size of the anastomosis head of the traditional circumcision anastomat is single, which cannot meet the operation requirement.

Disclosure of Invention

The invention aims to provide an anastomosis head of a foreskin anastomat and the foreskin anastomat, and aims to solve the problems that the existing foreskin anastomat affects the operation quality, the size of the anastomosis head is single, and the operation requirement cannot be met.

According to a first aspect, the embodiment of the invention provides an anastomosis head of a foreskin anastomat, which is applied to the foreskin anastomat and comprises a foreskin fixing cover, wherein the foreskin fixing cover is of a hollow cylindrical structure, a binding part for fixing foreskin is formed on the outer side of one end of the foreskin fixing cover, and a binding ring groove is formed in the binding part;

the foreskin fixing cover is characterized in that a first adjustable connecting portion is arranged on the outer side of the other end of the foreskin fixing cover, a second adjustable connecting portion is arranged at the front end of a gun body of the foreskin anastomat, and the first adjustable connecting portion and the second adjustable connecting portion are matched to form detachable connection.

Specifically, the first adjustable connecting part comprises a protruding key, and a threaded hole and a first channel communicated with the threaded hole are formed in the protruding key;

the second adjustable connecting part comprises an extension rod, a screw and a die-casting nut which is in threaded connection with the screw;

the die-casting nut is connected with the first end of the extension rod, the second end of the extension rod is provided with a sliding groove matched with the protruding key, the protruding key can slide along the sliding groove, the first end of the extension rod is the end of the extension rod connected with the gun body, and the second end of the extension rod is the end of the extension rod far away from the gun body;

a second channel is formed in the inner side of the extension rod and communicated with a screw hole of the die-casting nut;

the threaded rod can penetrate through the die-casting nut, the second channel and the first channel and then is connected with the threaded hole of the protruding key.

Specifically, the extension bar is integrally formed with the gun body.

Specifically, the outer side of the extension rod is provided with a pre-tightening scale.

In a second aspect, according to an embodiment of the present invention, there is provided a foreskin anastomat, including a gun body, an annular knife, a glans penis cover body and an anastomosis head of the foreskin anastomat;

the annular knife main part is located the rifle is internal and through thrust unit with the rifle body coupling, the circumference inner edge of annular knife main part with the annular knife is connected with the mode of inlay casting or die-casting, the center of annular knife main part with the afterbody of the glans penis cover body can be dismantled and be connected, the annular knife is located the outside of the glans penis cover body, just the terminal surface of the annular mouth of the glans penis cover body is higher than the terminal surface of annular knife.

Specifically, the front end of the gun body is further provided with a nail outlet positioning ring, the outer diameter of the annular knife is smaller than the inner diameter of the nail outlet positioning ring, and nail outlet holes are formed in the circumference of the nail outlet positioning ring.

Specifically, an anastomosis nail rubber ring is further mounted on the nail outlet positioning ring, the anastomosis nail rubber ring covers the nail outlet hole, and the anastomosis nail rubber ring and the upper end face of the nail outlet positioning ring are on the same plane.

Specifically, the upper end surface of the nail outlet positioning ring is provided with a first insertion part, and the lower end surface of the anastomosis nail rubber ring is provided with a second insertion part which can be in insertion fit with the first insertion part; the two adjacent first inserting parts form an included angle of 90 degrees with a connecting line of the centers of the nail outlet positioning rings; after the anastomosis nail rubber ring and the nail outlet positioning ring are reliably spliced, the end face of the anastomosis nail rubber ring and the end face of the nail outlet positioning ring are kept on the same horizontal plane.

Specifically, an annular protective cover is fastened at the front end of the cavity, and the staple rubber ring is located in the protective cover.

Specifically, a knife ring is arranged in the foreskin fixing cover of the anastomosis head, and the knife ring is in interference fit with the foreskin fixing cover.

The embodiment of the invention provides an anastomosis head of a foreskin anastomat and the foreskin anastomat, wherein a foreskin fixing cover is sleeved on a penis of a patient, an operator turns the foreskin outwards, wraps the turned-out foreskin on a binding part, and then binds and fixes the turned-out foreskin at a binding ring groove, so that the operator can directly observe tissues (such as a sulcus, an umbilical cord and the like) between the foreskin and the glans penis of the patient in a 360-degree dead angle-free manner, can also observe the specific position of the glans penis, realize the fixation of rear penis tissues, reduce the difficulty of operation and improve the cutting accuracy of the operator, and meanwhile, the foreskin fixing cover is detachably connected with a cavity of the foreskin anastomat, so that the operator can select a proper foreskin fixing cover according to the sizes of the penis of different patients, and the applicability of the foreskin anastomat is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Figure 1 is a view of the structure of a prepuce retention shield;

FIG. 2 is a view showing the structure of the gun body;

FIG. 3 is an exploded view of a circumcision stapler according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view of a foreskin stapler according to an embodiment of the present invention;

FIG. 5 is a perspective view of the nail outlet positioning ring;

fig. 6 is a front view of fig. 5.

The device comprises a wrapping fixing cover 1, a wrapping fixing cover 11, a wrapping portion 12, a wrapping ring groove 13, a raised key 131, a threaded hole 132, a first channel 2, a gun body 21, an extension rod 211, a sliding groove 212, a second channel 22, a die-cast nut 23, a screw rod 3, a circular knife body 4, a circular knife 5, a nail outlet positioning ring 51, a nail outlet hole 52, a slot 52, a nail engaging rubber ring 6, a glans penis 7, a protective cover 8 and a knife cushioning ring 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In a first aspect, according to an embodiment of the present invention, as shown in fig. 1 and fig. 2, there is provided an anastomosis head of a foreskin anastomat, which is applied to the foreskin anastomat, and includes a foreskin fixing cover 1, where the foreskin fixing cover 1 is a hollow cylindrical structure, a binding portion 11 for fixing a foreskin is formed outside one end of the foreskin fixing cover 1, and a binding ring groove 12 is formed on the binding portion 11; the other end outside of the foreskin fixing cover 1 is provided with a first adjustable connecting part, the front end of the gun body 2 of the foreskin anastomat is provided with a second adjustable connecting part, and the first adjustable connecting part and the second adjustable connecting part are matched to form detachable connection.

In this embodiment, the foreskin fixing cover 1 is sleeved on the penis of a patient, an operator turns the foreskin outwards, the turned-out foreskin is wrapped on the binding part 11, and then the turned-out foreskin is bound and fixed at the binding ring groove 12, so that the operator can directly observe the tissues (such as a sulcus, an umbilical cord and the like) between the foreskin and the glans penis of the patient and can observe the specific position of the glans penis without dead angles for 360 degrees, the rear penis tissues can be fixed, the difficulty of operation is reduced, the cutting accuracy of the operator is improved, and meanwhile, the foreskin fixing cover 1 is detachably connected with the cavity of the foreskin anastomat, so that the operator can select the suitable foreskin fixing cover 1 according to the sizes of the penis of different patients, and the applicability of the foreskin anastomat is improved.

In the above embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the first adjustable connecting portion includes the protruding key 13, and the protruding key 13 is opened with the threaded hole 131 and the first channel 132 communicated with the threaded hole 131; the second adjustable connection comprises an extension bar 21, a screw 23 and a die-cast nut 22 for threaded connection with the screw 23; the die-casting nut 22 is connected with the first end of the extension rod 21, the second end of the extension rod 21 is provided with a sliding groove 211 matched with the protruding key 13, the protruding key 13 can slide along the sliding groove 211, the first end of the extension rod 21 is the end of the extension rod 21 connected with the gun body 2, and the second end of the extension rod 21 is the end of the extension rod 21 far away from the gun body 2; a second channel 212 is formed in the inner side of the extension rod 21, and the second channel 212 is communicated with a screw hole of the die-casting nut 22; the screw 23 can pass through the die-cast nut 22, the second passage 212 and the first passage 132 and then be connected with the threaded hole 131 of the convex key 13.

The number of the convex keys 13 and the die-cast nuts 22 may be plural, and the specific number is not limited in this embodiment, and the convex keys 13 and the die-cast nuts 22 are uniformly distributed along the outer peripheral walls of the jacket-fixing cover 1 and the gun body 2, respectively. The extension bar 21 is integrally formed with the gun body 2 to enhance the stability and reliability of the connection between the extension bar 21 and the gun body 2.

In this embodiment, the protruding key 13 of the foreskin fixing cover 1 for binding the foreskin is inserted into the sliding slot 211 of the protruding rod 21, the screw 23 screwed with the die-cast nut 22 is connected with the threaded hole 131 of the protruding key 13 after passing through the second channel 212 and the first channel 132, and then the screw 23 is screwed to gradually approach the foreskin fixing cover 1 to the gun body 2, so that the tissue to be cut is compressed between the foreskin fixing cover 1 and the gun body 2. The second channel 212 and the first channel 132 limit the screw 23, so that the shaking of the screw 23 in the screwing process is reduced, and the comfort of the patient is improved. And after the die-casting nut 22 is connected with the threaded hole 131 of the convex key 13 through the screw 23, the circumferential positioning between the foreskin fixing cover 1 and the gun body 2 is realized, and the relative circumferential movement between the foreskin fixing cover 1 and the gun body 2 is ensured not to occur.

In the above embodiment, the outer side of the protruding rod 21 is provided with a pretension scale. The operator can judge whether the optimal pre-tightening degree is reached according to the pre-tightening scales on the extension rod 21 so as to facilitate the operation of the operator, and when the pre-tightening scales are reached, the pre-tightening scales are locked through the pin assembly or the spring jackscrew so as to further ensure the connection stability.

In a second aspect, according to an embodiment of the present invention, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, there is provided a foreskin anastomat, which includes a gun body 2, an annular knife body 3, an annular knife 4, a glans penis cover body 7 and an anastomosis head of the foreskin anastomat; the annular knife main body 3 is located in the gun body 2 and is connected with the gun body 2 through a pushing device, the circumferential inner edge of the annular knife main body 3 is connected with the annular knife 4 in an embedding casting or die casting mode, the center of the annular knife main body 3 is detachably connected with the tail of the glans penis cover body 7, the annular knife 4 is located outside the glans penis cover body 7, and the end face of an annular opening of the glans penis cover body 7 is higher than the end face of the annular knife 4.

In this embodiment, firstly, the foreskin fixing cover 1 is covered on the penis of the patient, the operator turns the foreskin outwards, the turned-out foreskin is wrapped on the binding part 11, then the turned-out foreskin is bound and fixed at the binding ring groove 12, the convex key 13 of the foreskin fixing cover 1 for binding the foreskin is inserted into the sliding groove 211 of the extension bar 21, the screw 23 in threaded connection with the die-casting nut 22 is connected with the threaded hole 131 of the convex key 13 after passing through the second channel 212 and the first channel 132, then the screw 23 is screwed to make the foreskin fixing cover 1 gradually approach to the gun body 2, the pre-tightening scale arranged on the outer side of the extension bar 21 is referred, so that the tissue to be cut is pressed at the proper position between the foreskin fixing cover 1 and the gun body 2, the glans is placed in the glans cover body 7 for fixing, then the annular knife body 3 is moved towards the tissue to be cut along the slide way arranged in the gun body 2 by the triggering pushing device, utilize annular sword 4 to treat the cutting tissue cutting, be equipped with the nail storehouse that encircles the annular sword 4 outside in the annular sword main part 3, be equipped with the anastomosis nail in the nail storehouse, be equipped with on the rifle body 2 with the ejecting movable handle of anastomosis nail, this movable handle can promote the direct back of pushing out by the side of annular cutting knife to sew up cutting department of the anastomosis nail that sets up in the nail storehouse of front end through the connecting piece that sets up in annular sword main part 3, accomplishes cutting and sutural operation process in step.

The pushing device may be an existing pushing device, and this embodiment is not limited. The outer fringe in the annular sword main part 3 is equipped with the ring channel in order to realize the clamping of annular sword 4 fixed, of course, annular sword 4 still can adopt other modes such as die-casting to be connected with annular sword main part 3. The tail of the glans penis cover body 7 is in threaded connection with the annular knife main body 3, so that the glans penis cover body 7 is detachably connected with the annular knife main body 3, and the glans penis cover body 7 is convenient to replace.

Furthermore, a reset mechanism for resetting, such as a reset spring, a screw transmission reset device and the like, can be further arranged on the annular knife body 3, and the annular knife body 3 can be reset by the reset mechanism to prepare for the next cutting and sewing operation, so that the use is convenient.

In the above embodiment, as shown in fig. 3 and 4, the front end of the gun body 2 is further provided with a nail outlet positioning ring 5, the outer diameter of the annular knife 4 is smaller than the inner diameter of the nail outlet positioning ring 5, and the nail outlet positioning ring 5 is provided with nail outlet holes 51 on the circumference.

Specifically, the lower end face of the nail outlet positioning ring 5 is provided with a spigot step which is bonded with the front end of the gun body 2, and the outer diameter of the annular knife 4 is smaller than the inner diameter of the nail outlet positioning ring 5, so that the annular knife 4 can reliably extend out to cut tissue.

In the above embodiment, as shown in fig. 3 and 4, the staple outlet positioning ring 5 is further provided with the staple rubber ring 6, the staple rubber ring 6 covers the staple outlet hole 51, and the staple rubber ring 6 and the upper end surface of the staple outlet positioning ring 5 are on the same plane. The staple outlet hole 51 is shielded by the staple rubber ring 6, so that staples can be prevented from falling out from the staple outlet.

In the above embodiment, as shown in fig. 5 and 6, the upper end surface of the nail outlet positioning ring 5 is provided with a first insertion part, and the lower end surface of the nail matching rubber ring 6 is provided with a second insertion part which can be inserted and matched with the first insertion part; the two adjacent first inserting parts form an included angle of 90 degrees with a connecting line of the centers of the nail outlet positioning rings 5; after the anastomosis nail rubber ring 6 and the nail outlet positioning ring 5 are reliably inserted, the end surface of the anastomosis nail rubber ring 6 and the end surface of the nail outlet positioning ring 5 are kept on the same horizontal plane.

The first insertion portion may be a slot 52, and the second insertion portion may be a protrusion adapted to the slot 52, or the first insertion portion is a protrusion and the second insertion portion is a slot 52 adapted to the protrusion, and of course, the first insertion portion and the second insertion portion may also be existing insertion components, which is not limited in this embodiment. And two adjacent first grafting portions form an included angle of 90 degrees with the connecting line at the center of the nail outlet positioning ring 5, so that the nail outlet positioning ring 5 can be connected with the anastomosis nail rubber ring 6 in all directions, and the connection stability and reliability are improved.

In the above embodiment, as shown in fig. 3 and 4, the annular protective cover 8 is fastened to the front end of the cavity, the staple rubber ring 6 is located in the protective cover 8, and the protective cover 8 can prevent the staple rubber ring 6 from falling off.

In the above embodiment, as shown in fig. 3 and 4, the foreskin fixing cover 1 of the anastomotic head is provided with the backing knife ring 9, and the backing knife ring 9 is in interference fit with the foreskin fixing cover 1. When the annular knife 4 is used for triggering operation, the head knife edge of the annular knife 4 is just butted with the middle part of the knife backing ring 9, so that the knife head is prevented from being damaged, and the buffering effect is realized.

The embodiment of the invention provides an anastomosis head of a foreskin anastomat and the foreskin anastomat, wherein a foreskin fixing cover 1 is sleeved on a penis of a patient, an operator turns the foreskin outwards, the turned-out foreskin is wrapped on a bundling part 11, and then the turned-out foreskin is bundled and fixed at a bundling ring groove 12, so that the operator can directly observe tissues (such as a sulcus, an umbilical cord and the like) between the foreskin and the glans of the patient in 360 degrees without dead angles, can also observe the specific position of the glans and realize the fixation of rear penis tissues, the difficulty of operation is reduced, the cutting accuracy of the operator is improved, and meanwhile, the foreskin fixing cover 1 is detachably connected with the cavity of the foreskin anastomat, so the operator can select a proper foreskin fixing cover 1 according to the sizes of the penis of different patients, and the applicability of the foreskin anastomat is improved.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.

Claims (10)

1. The foreskin anastomat comprises a foreskin fixing cover (1), wherein the foreskin fixing cover (1) is of a hollow cylindrical structure, a binding part (11) for fixing foreskin is formed on the outer side of one end of the foreskin fixing cover (1), and a binding ring groove (12) is formed in the binding part (11);

the foreskin fixing cover is characterized in that a first adjustable connecting portion is arranged on the outer side of the other end of the foreskin fixing cover (1), a second adjustable connecting portion is arranged at the front end of a gun body (2) of the foreskin anastomat, and the first adjustable connecting portion and the second adjustable connecting portion are matched to form detachable connection.

2. The anastomosis head of the prepuce anastomat according to claim 1, wherein the first adjustable connecting part comprises a convex key (13), a threaded hole (131) and a first channel (132) communicated with the threaded hole (131) are formed on the convex key (13);

the second adjustable connecting part comprises an extension rod (21), a screw rod (23) and a die-casting nut (22) which is in threaded connection with the screw rod (23);

the die-casting nut (22) is connected with a first end of the extension rod (21), a sliding groove (211) matched with the protruding key (13) is formed in a second end of the extension rod (21), the protruding key (13) can slide along the sliding groove (211), the first end of the extension rod (21) is the end, connected with the gun body (2), of the extension rod (21), and the second end of the extension rod (21) is the end, far away from the gun body (2), of the extension rod (21);

a second channel (212) is formed in the inner side of the extension rod (21), and the second channel (212) is communicated with a screw hole of the die-casting nut (22);

the screw rod (23) can penetrate through the die-cast nut (22), the second channel (212) and the first channel (132) and then is connected with the threaded hole (131) of the protruding key (13).

3. The anastomotic head of a foreskin stapler according to claim 2, wherein the projecting rod (21) is integrally formed with the gun body (2).

4. The anastomotic head of a foreskin anastomat according to claim 1, wherein the outer side of the protruding rod (21) is provided with a pre-tightening scale.

5. A foreskin anastomat, which is characterized by comprising a gun body (2), an annular knife body (3), an annular knife (4), a glans penis cover body (7) and an anastomosis head of the foreskin anastomat according to any one of claims 1 to 4;

annular sword main part (3) are located in the rifle body (2) and through thrust unit with the rifle body (2) are connected, the circumference inner edge of annular sword main part (3) with annular sword (4) are connected with the mode of imbedding or die-casting, the center of annular sword main part (3) with the connection can be dismantled to the afterbody of the glans penis cover body (7), annular sword (4) are located the outside of the glans penis cover body (7), just the terminal surface of the annular mouth of the glans penis cover body (7) is higher than the terminal surface of annular sword (4).

6. The foreskin anastomat according to claim 5, wherein a nail outlet positioning ring (5) is further mounted at the front end of the gun body (2), the outer diameter of the annular knife (4) is smaller than the inner diameter of the nail outlet positioning ring (5), and nail outlet holes (51) are formed in the circumference of the nail outlet positioning ring (5).

7. The foreskin anastomat according to claim 6, wherein a staple rubber ring (6) is further mounted on the staple outlet positioning ring (5), the staple rubber ring (6) covers the staple outlet hole (51), and the staple rubber ring (6) and the upper end face of the staple outlet positioning ring (5) are in the same plane.

8. The foreskin anastomat according to claim 7, wherein a first inserting part is arranged on the upper end face of the nail outlet positioning ring (5), and a second inserting part capable of being matched with the first inserting part in an inserting mode is arranged on the lower end face of the nail matching rubber ring (6); the two adjacent first inserting parts form an included angle of 90 degrees with a connecting line of the centers of the nail outlet positioning rings (5); after the anastomosis nail rubber ring (6) and the nail outlet positioning ring (5) are reliably spliced, the end surface of the anastomosis nail rubber ring (6) and the end surface of the nail outlet positioning ring (5) are kept on the same horizontal plane.

9. The foreskin stapler according to claim 6, wherein a ring-shaped protective cover (8) is snapped into the front end of the cavity, the staple rubber ring (6) being located inside the protective cover (8).

10. The foreskin anastomat according to claim 1, wherein a knife backing ring (9) is arranged in the foreskin fixing cover (1) of the anastomosis head, and the knife backing ring (9) is in interference fit with the foreskin fixing cover (1).

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