CN207323511U - Disposable foreskin seam cutter - Google Patents

Abstract

The utility model provides a kind of disposable foreskin seam cutter, including main body and middle shape seat；Main body is cylindrical in shape, is equipped with external screw thread along the outside of its main body, the inner side of main body is axially arranged with seaming and cutting part along the second opening；Middle shape seat includes falling the head of a nail, position shell and pressure shell, the cap end of the head of a nail is equipped with step positioning column, step positioning column sequentially passes through positioning shell and pressure shell, and the madial wall of pressure shell is equipped with internal thread, so that pressure shell and main body bolt, when using, penis is entered into main body from the first opening sleeve, the head of a nail it will be placed at glans penis and fix foreskin with binding, positioning shell and pressure shell are inserted in down the head of a nail, position in the circular orientation column insertion annular positioning groove of the openend of shell, realize the positioning of the head of a nail, it is set to be not easy to deviate, and it is screwed into main body, when rotating to predeterminated position, seaming and cutting part is against down on the head of a nail, circumcision is sutured, at the same time, this product operation is easy, screw thread is more steady than the mechanical force of market handle as operational forces, seaming and cutting are uniform.

Description

Disposable foreskin seam cutter

Technical field

The field of medical instrument technology is the utility model is related to, more particularly, to a kind of disposable foreskin seam cutter.

Background technology

At present, redundant prepuce is the major incentive for influencing male reproductive health, is essentially all by corresponding device at present Tool cuts off long foreskin, to achieve the purpose that treatment.Therefore there is disposable foreskin seam cutter in the market, but this one Secondary property foreskin seam cutter structure is complex, and inconvenient to use, procedure efficiency and reliability are relatively low.

For example, the structure of prepuce cutting stitching instrument is just more complicated disclosed in patent No. CN102217969A, it is produced into it This increase, it is inconvenient to use.

The glans penis that existing prepuce cutting stitching instrument uses is covered for metal, and mechanism is complicated, and resist-nailed seat is easily from glans penis set Come off, in big specification in use, suture pinning causes suture loosely bleeding, deposit into plastic pad, yielding offset, or even fracture In many drawbacks.

Utility model content

The purpose of this utility model is to provide a kind of disposable foreskin seam cutter, at least to solve to exist in the prior art One of technical problem.

In order to solve the above technical problems, disposable foreskin seam cutter provided by the utility model, including main body and middle shape seat；

The main body is cylindrical in shape, and the both ends of the main body are respectively arranged with the first opening and second and are open, and described first Opening is circumferentially provided with elastic baffle along it, along being provided with external screw thread, the inner side edge of the main body its described on the outside of main body The axial direction of second opening is provided with seaming and cutting part, and is provided with annular positioning groove in the main body；

The middle shape seat includes falling the head of a nail, positioning shell and pressure shell, and the cap end of the head of a nail is provided with step positioning column, The positioning valve jacket is located on the step positioning column, and the pressure shell is connected with the positioning shell phase, the step positioning Column is fixed on position corresponding thereto through the positioning shell, and the circular orientation column of the openend of the positioning shell is inserted into the main body Annular positioning groove in, the pressure shell is set on the positioning shell, and be provided with the madial wall of the pressure shell with it is described outer The matched internal thread of screw thread, so that the pressure shell and the main body bolt, the seaming and cutting part can be against the head of a nail Side edge fall nail groove and plastic pad on；

The pressure shell is in infundibulate, along the outer wall of the pressure shell along the radially spaced every being provided with multiple use of the pressure shell The rotation muscle of power is twisted in finger；

When in use, by penis from described first opening be inserted in the main body, by it is described fall the head of a nail be placed at glans penis draw Stretch foreskin and extend to the cylinder at the cap end of the head of a nail, and foreskin is fixed with binding, by the positioning shell and the pressure shell set Enter down the head of a nail and be screwed into the main body, when rotating to predeterminated position, the seaming and cutting part be against it is described fall the head of a nail on, by circumcision Suture.

In the above-mentioned technical solutions, further, the main body includes supporting nail shell, nail shell, elastic baffle and seaming and cutting part, institute State it is cylindrical to nail shell, the external screw thread be arranged on it is described support on the outer wall of nail shell, and the both ends for supporting nail shell have respectively There are first opening and the described second opening, the seaming and cutting part is set along the inner circumferential for supporting nail shell, the nail shell It is cylindrical in shape and is arranged on described support on the inside of nail shell.

In any of the above-described technical solution, further, the seaming and cutting part includes endless knife and sewing needle, the sewing needle It is located in the nail shell, the endless knife is set along the post external circumferential of supporting for supporting nail shell, and prominent described second opens Set at mouthful.

In any of the above-described technical solution, further, the nail groove is circumferentially provided with along the outer wall of the head of a nail, The aperture position that groove is followed closely close to the head of a nail, described follow closely on the outside of groove are provided with ring plastic cement pad.

In any of the above-described technical solution, further, the use of falling the head of a nail be integrally formed or quadric injection mould into Type is made, and the seaming and cutting operating position outer surface of the head of a nail is provided with electrodeposited coating.

In any of the above-described technical solution, further, the edge of first opening is provided with flexible block, the bullet Property block on be provided with the plastics square column with certain elasticity.

In any of the above-described technical solution, further, annular groove, the pressure are provided with the outer wall of the positioning shell The position of relatively described groove is provided with through hole on shell, and rotary screw is inserted into the annular groove through the through hole, so that The positioning shell follows the pressure shell to move.

In any of the above-described technical solution, further, handle is provided with the outside of the main body, the handle is used to limit System and the equidirectional rotation of the pressure shell.

Another disposable foreskin seam cutter provided by the utility model, including main body, middle shape seat and rotating disk；

The main body is cylindrical in shape, and the both ends of the main body are respectively arranged with the first opening and second and are open, and described first Opening is circumferentially provided with elastic baffle along it, along being provided with external screw thread, the inner side edge of the main body its described on the outside of main body The axial direction of second opening is provided with seaming and cutting part, and is provided with annular positioning groove in the main body；

The middle shape seat includes falling the head of a nail, positioning shell and pressure shell, and the cap end of the head of a nail is provided with step positioning column, The positioning valve jacket is located on the step positioning column, and the pressure shell is connected with the positioning shell phase, the step positioning Column is fixed on position corresponding thereto through the positioning shell, and the pressure shell is set on the positioning shell, and the pressure shell is interior Be provided with side wall with the matched internal thread of the external screw thread so that the pressure shell and the main body bolt, the positioning The circular orientation column of the openend of shell is inserted into the annular positioning groove of the main body, and the seaming and cutting part can be against the head of a nail Side edge fall nail groove and plastic pad on；

The pressure shell is in infundibulate, along the outer wall of the pressure shell along the radially spaced every being provided with multiple use of the pressure shell The rotation muscle of power is twisted in finger, the circular orientation column protrudes is provided with multiple reinforcing ribs on the end face of the pressure shell；

When in use, by penis from described first opening be inserted in the main body, by it is described fall the head of a nail be placed at glans penis draw Stretch foreskin to extend to the cylinder at the cap end of the head of a nail and fix foreskin with binding, the positioning shell and the pressure shell are inserted in The head of a nail and be screwed into the main body, when rotating to predeterminated position, the seaming and cutting part be against it is described fall the head of a nail on, circumcision is stitched Close.

Using above-mentioned technical proposal, the utility model has the advantages that：

Disposable foreskin seam cutter provided by the utility model, during operation, penis is become owner of in vivo from the first opening sleeve, tortoise Head leaks out the second opening, and the head of a nail is placed at glans penis and fixes foreskin with binding, positions the circular orientation of the openend of shell In column insertion annular positioning groove, realize the positioning of the head of a nail, make it be not easy to deviate, positioning shell and pressure shell are inserted in down the head of a nail, and It is screwed into nail shell, can be held by with one on pressure shell and rotate muscle rotation, it is another to be held by handle, when rotating to predeterminated position, stitch Cut piece is against down on the head of a nail, and circumcision is sutured, meanwhile, the structure of this product is simple, and operation is easy, and screw thread is as operational forces Mechanical force than market handle is more steady, and seaming and cutting are uniform.

The additional aspect and advantage of the utility model will become obvious in following description section, or new by this practicality The practice of type is recognized.

Brief description of the drawings

Below will be right in order to illustrate more clearly of the utility model embodiment or technical solution of the prior art Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, describe below In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other attached drawings can also be obtained according to these attached drawings.

Fig. 1 is the front view for the disposable foreskin seam cutter that the utility model embodiment provides；

Fig. 2 be Fig. 1 shown in A-A to schematic cross-sectional view；

Fig. 3 is the enlarged structure schematic diagram in B portions in Fig. 2；

Fig. 4 is the disposable foreskin seam cutter dimensional structure diagram that another embodiment of the utility model provides；

Fig. 5 is the dimensional structure diagram for the disposable foreskin seam cutter that another embodiment of the utility model provides；

Fig. 6 is the decomposition texture schematic diagram of the disposable foreskin seam cutter shown in Fig. 1.

Reference numeral：

100- main bodys；101- elastic baffles；102- external screw threads；103- seaming and cutting parts；1031- endless knifes；1032- sewing needles； 104- annular positioning grooves；105- supports nail shell；1051- supports post；106- follows closely shell；107- first is open；108- second is open；200- Middle shape seat；201- falls the head of a nail；2011- ring plastic cement pads；2012- falls to follow closely groove；2013- cylinders；202- positions shell；2021- annulars Groove；2022- rotary screws；2023- circular orientation columns；203- pressure shells；2031- rotates muscle；2032- reinforcing ribs；204- steps Shape positioning column；205- internal threads.

Embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality Novel protected scope.It should be noted that in the case where there is no conflict, the feature in embodiments herein and embodiment can To be mutually combined.

, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.

Explanation is further explained to the utility model with reference to specific embodiment.

Fig. 1 is the front view for the disposable foreskin seam cutter that the utility model embodiment provides；Fig. 2 is shown in Fig. 1 A-A to schematic cross-sectional view；Fig. 3 is the enlarged structure schematic diagram in B portions in Fig. 2；Fig. 4 is another embodiment of the utility model The disposable foreskin seam cutter dimensional structure diagram provided；Fig. 5 is the disposable bag that another embodiment of the utility model provides The dimensional structure diagram of skin seam cutter；Fig. 6 is the decomposition texture schematic diagram of the disposable foreskin seam cutter shown in Fig. 1.

As shown in Figs 1-4, disposable foreskin seam cutter provided in this embodiment, including main body 100 and middle shape seat 200；

The main body 100 is cylindrical in shape, and the both ends of the main body 100 are respectively arranged with the first opening 107 and the second opening 108, described first is open at 107 is circumferentially provided with elastic baffle 101 along it, is provided with along the outside of main body its described 100 outer Screw thread 102, the inner side of the main body 100 are provided with seaming and cutting part 103, and the main body 100 along the axial direction of the described second opening 108 On be provided with annular positioning groove 104；

The middle shape seat 200 includes falling the head of a nail 201, positioning shell 202 and pressure shell 203, and the cap end of the head of a nail 201 is set Have a step positioning column 204, the positioning shell 202 is set on the step positioning column 204, the pressure shell 203 with it is described Positioning shell 202 is connected, and the step positioning column 204 is fixed on position corresponding thereto through the positioning shell 202, described fixed The circular orientation column 2023 of the openend of position shell 202 is inserted into the annular positioning groove 104, and the pressure shell 203 is set in described Position shell 202 on, and be provided with the madial wall of the pressure shell 203 with the matched internal thread 205 of the external screw thread 102, with Make the pressure shell 203 and 100 bolt of main body, the seaming and cutting part 103 can be against the side edge of the head of a nail 201 Follow closely on groove 2012 and plastic pad；

The pressure shell 203 is in infundibulate, along the outer wall of the pressure shell 203 along the radially spaced every setting of the pressure shell 203 It is equipped with multiple rotation muscle 2031 that power is twisted for finger；

When in use, from the described first opening 107 penis is inserted in the main body 100, by it is described fall the head of a nail 201 be placed on Stretch foreskin at glans penis to extend to the cylinder 2013 at the cap end of the head of a nail 201 and fix foreskin with binding, by the positioning Shell 202 and the pressure shell 203 are inserted in down the head of a nail 201 and are screwed into the main body 100, when rotating to predeterminated position, the seaming and cutting part 103 be against it is described fall the head of a nail 201 on, circumcision is sutured, after the completion of reversely back-out, position shell 202 and pressure shell 203 and main body 100 depart from, and operation is completed.Operational forces are used as by middle shape seat and being spirally connected for main body 100, simplifies in market and work is used as using handle Power, reduces handle component, reduces the cost of product, in addition, the setting of elastic baffle 101, simplifies market product of knowing clearly Metal spring and safety fastener, make product more environmentally-friendly.

As shown in Figures 2 and 3, further, the main body 100 includes supporting nail shell 105, nail shell 106 and seaming and cutting part 103, Described cylindrical to nail shell 105, the external screw thread 102 is arranged on the outer wall to nail shell 105, and described to nail shell 105 both ends have the described first opening 107 and second opening 108 respectively, and the seaming and cutting part 103 supports nail shell along described 105 inner circumferential is set, the nail shell 106 be cylindrical in shape be arranged on it is described support 105 inner side of nail shell, during operation, positioning shell 202 The circular orientation column 2023 of openend is inserted into locating slot, and the internal thread 205 of pressure shell 203 is matched somebody with somebody with the external screw thread 102 to nail shell 105 Close and use.

As shown in Figure 3 and Figure 6, further, the seaming and cutting part 103 includes endless knife 1031 and sewing needle 1032, institute State endless knife 1031 to set along 1051 external circumferential of post of supporting for supporting nail shell 105, the sewing needle 1032 is located at described Follow closely in shell 106, and set at prominent second opening 108.

In this embodiment, when operation, penis is inserted in main body 100 from the first opening 107, packs into the nail at penis position Shell 106 upward, makes suturing nail be not easy to drop out, and product operation of the prior art is improper, easily drops out suturing nail, makes Operative failure,

As shown in Figure 3 and Figure 6, in one embodiment of the utility model, further, along the head of a nail 201 Outer wall, which is circumferentially provided with down, follows closely groove 2012, described to fall to follow closely aperture position of the groove 2012 close to the head of a nail, described to fall to follow closely groove Ring plastic cement pad 2011 is provided with 2012 outsides.When endless knife works, ring plastic cement pad is cut into, ring plastic cement pad is fixed on down The head of a nail falls nail groove 2012 outside, and when suturing nail works, through foreskin, the shape for pushing down nail groove curves inwardly deformation, and suture is hindered Mouthful, the position of rubber cushion 2011 and the difference of existing prepuce cutting stitching instrument are shaped due to this technology middle ring, avoids existing skill The situation that pinning into plastic pad are sutured when performing the operation in art occurs, meanwhile, the relative market of falling head of a nail product is not broken, not off normal.

Apparatus of the prior art has metal product more, in order to easily manufacture and reduce the cost of product, improves production The environmental protection of product, in one embodiment of the utility model, further, it is described fall the head of a nail 201 using plastic injection one into Type or quadric injection mould are made, and the seaming and cutting operating position outer surface of the head of a nail 201 is provided with electrodeposited coating.

In order to shorten the length of main body, it is adapted to wider patient, as shown in figure 3, in an implementation of the utility model In example, further, the edge of first opening is provided with flexible block, is provided with the flexible block with certain bullet The plastics square column of property.

As shown in Figures 2 and 3, in one embodiment of the utility model, further, outside the positioning shell 202 It is provided with annular groove 2021 on wall, the position of relatively described annular groove 2021 is provided with through hole on the pressure shell 203, rotates Screw 2022 is inserted into the annular groove 2021 through the through hole, so that the positioning shell 202 follows the pressure shell 203 to move It is dynamic.

In the embodiment, the cooperation of rotary screw 2022 and annular groove 2021, plays pressure shell 203 and is moved back in operation completion Positioning shell 202 is driven to leave the effect to nail shell when going out.

As shown in figure 5, the disposable foreskin seam cutter that another of the utility model provides, including main body 100, middle shape seat 200 and rotating disk；

The main body 100 is cylindrical in shape, and the both ends of the main body 100 are respectively arranged with the first opening 107 and the second opening 108, described first is open at 107 is circumferentially provided with elastic baffle 101 along it, is provided with along the outside of main body its described 100 outer Screw thread 102, the inner side of the main body 100 are provided with seaming and cutting part 103, and the main body 100 along the axial direction of the described second opening 108 On be provided with annular positioning groove 104；

The middle shape seat 200 includes falling the head of a nail 201, positioning shell 202 and pressure shell 203, and the cap end of the head of a nail 201 is set Have a step positioning column 204, the positioning shell 202 is set on the step positioning column 204, the pressure shell 203 with it is described Positioning shell 202 is connected, and the step positioning column 204 is fixed on position corresponding thereto through the positioning shell 202, described fixed The circular orientation column 2023 of the openend of position shell 202 is inserted into the annular positioning groove 104, and the pressure shell 203 is set in described Position on shell 202, and be provided with the madial wall of the pressure shell 203 with the matched internal thread 205 of the external screw thread 102, with Make the pressure shell 203 and 100 bolt of main body, the seaming and cutting part 103 can be against the side edge of the head of a nail 201 Follow closely on groove 2012 and plastic pad；

The pressure shell 203 is in infundibulate, along the outer wall of the pressure shell 203 along the radially spaced every setting of the pressure shell 203 Multiple rotation muscle 2031 that power is twisted for finger are equipped with, the circular orientation column protrudes to be provided with the end face of the pressure shell 203 Multiple reinforcing ribs 2032；Screwing to pressure shell 203 when the setting of rotation muscle 2031 facilitates operation, it is easier to be screwed into main body 100 On, the setting of reinforcing rib 2032 improves the structural strength of pressure shell 203.

When in use, from the described first opening 107 penis is inserted in the main body 100, by it is described fall the head of a nail 201 be placed on Foreskin is stretched at glans penis and extends to the cylinder 2013 at the cap end of the head of a nail 201, and foreskin is fixed with binding, by the positioning Shell 202 and the pressure shell 203 are inserted in down the head of a nail 201 and are screwed into the main body 100, when rotating to predeterminated position, the seaming and cutting part 103 be against it is described fall the head of a nail 201 on, circumcision is sutured.

It should be noted that for the application, the excision of other types of annular tissue can be used for.

In conclusion disposable foreskin seam cutter provided by the utility model, during operation, penis is inserted in from the first opening In main body, glans penis leaks out the second opening, and the head of a nail is placed at glans penis and fixes foreskin with binding, positions the openend of shell In shell wall insertion annular positioning groove, realize the positioning of the head of a nail, make it be not easy to deviate, positioning shell and pressure shell are inserted in down the head of a nail, And be screwed into nail shell, it can hold and muscle rotation is rotated on pressure shell, when rotating to predeterminated position, seaming and cutting part is against down on the head of a nail, will Circumcision sutures, meanwhile, the structure of this product is simple, and operation is easy, and screw thread is as machinery of the operational forces than market handle Power is more steady, and seaming and cutting are uniform.

Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should Understand：It can still modify the technical solution described in foregoing embodiments, either to which part or whole Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly The scope of each embodiment technical solution of type.In addition, it will be appreciated by those of skill in the art that although some implementations described herein Example includes some features included in other embodiments rather than further feature, but the combination of the feature of different embodiments is anticipated Taste within the scope of the utility model and forms different embodiments.For example, in claims above, institute The one of any of claimed embodiment mode can use in any combination.

Claims (9)

1. a kind of disposable foreskin seam cutter, it is characterised in that including main body and middle shape seat；

The main body is cylindrical in shape, and the both ends of the main body are respectively arranged with the first opening and the second opening, first opening Place is circumferentially provided with elastic baffle along it, and along being provided with external screw thread its described on the outside of main body, the inner side of the main body is along described The axial direction of second opening is provided with seaming and cutting part, and is provided with annular positioning groove in the main body；

The middle shape seat includes falling the head of a nail, positioning shell and pressure shell, and the cap end of the head of a nail is provided with step positioning column, described Positioning valve jacket is located on the step positioning column, and the pressure shell is connected with the positioning shell phase, and the step positioning column is worn Cross the positioning shell and be fixed on position corresponding thereto, the circular orientation column of the openend of the positioning shell is inserted into the ring of the main body In shape locating slot, the pressure shell is set on the positioning shell, and is provided with and the external screw thread on the madial wall of the pressure shell Matched internal thread, so that the pressure shell and the main body bolt, the seaming and cutting part can be against the side of the head of a nail Fall on nail groove and plastic pad at edge；

The pressure shell is in infundibulate, multiple is used for hand every being provided with along the radially spaced of the pressure shell along the outer wall of the pressure shell The rotation muscle of thumb power；

When in use, penis is inserted in the main body from the described first opening, the head of a nail is placed on stretching at glans penis wraps Skin extends to the cylinder at the cap end of the head of a nail, and fixes foreskin with binding, and the positioning shell and the pressure shell are inserted in down The head of a nail is simultaneously screwed into the main body, when rotating to predeterminated position, the seaming and cutting part be against it is described fall the head of a nail on, circumcision is stitched Close.

2. disposable foreskin seam cutter according to claim 1, it is characterised in that

The main body includes supporting nail shell, nail shell, elastic baffle and seaming and cutting part, and described cylindrical to nail shell, the external screw thread is set Put and supported described on the outer wall of nail shell, and the both ends for supporting nail shell have the described first opening and the described second opening respectively, The seaming and cutting part is set along the inner circumferential for supporting nail shell, and the nail shell, which is cylindrical in shape, is arranged on described support on the inside of nail shell.

3. disposable foreskin seam cutter according to claim 2, it is characterised in that

The seaming and cutting part includes endless knife and sewing needle, and the sewing needle is located in the nail shell, and the endless knife is along described Post external circumferential of supporting to nail shell is set, and prominent second opening is set.

4. disposable foreskin seam cutter according to claim 3, it is characterised in that

The outer wall of the edge head of a nail falls to follow closely groove described in being circumferentially provided with, described to fall to follow closely the opening position of the close head of a nail of groove Put, ring plastic cement pad is provided with the nail groove outside.

5. disposable foreskin seam cutter according to claim 4, it is characterised in that

The use of falling the head of a nail be integrally formed or secondary injection molding be made, and it is described fall the head of a nail seaming and cutting operating position outside Surface is provided with electrodeposited coating.

6. disposable foreskin seam cutter according to claim 1, it is characterised in that

The edge of first opening is provided with flexible block, and the plastic square with certain elasticity is provided with the flexible block Column.

7. disposable foreskin seam cutter according to claim 1, it is characterised in that

Annular groove is provided with the outer wall of the positioning shell, the position of relatively described groove is provided with through hole on the pressure shell, Rotary screw is inserted into the annular groove through the through hole, so that the positioning shell follows the pressure shell to move.

8. disposable foreskin seam cutter according to claim 1, it is characterised in that

Handle is provided with the outside of the main body, the handle is used to limit and the equidirectional rotation of the pressure shell.

9. a kind of disposable foreskin seam cutter, it is characterised in that including main body, middle shape seat and rotating disk；

The main body is cylindrical in shape, and the both ends of the main body are respectively arranged with the first opening and the second opening, first opening Place is circumferentially provided with elastic baffle along it, and along being provided with external screw thread its described on the outside of main body, the inner side of the main body is along described The axial direction of second opening is provided with seaming and cutting part, and is provided with annular positioning groove in the main body；

The middle shape seat includes falling the head of a nail, positioning shell and pressure shell, and the cap end of the head of a nail is provided with step positioning column, described Positioning valve jacket is located on the step positioning column, and the pressure shell is connected with the positioning shell phase, and the step positioning column is worn Cross the positioning shell and be fixed on position corresponding thereto, the circular orientation column of the openend of the positioning shell is inserted into the ring of the main body In shape locating slot, the pressure shell is set on the positioning shell, and is provided with and the external screw thread on the madial wall of the pressure shell Matched internal thread, so that the pressure shell and the main body bolt, the seaming and cutting part can be against the side of the head of a nail Fall on nail groove and plastic pad at edge；

The pressure shell is in infundibulate, multiple is used for hand every being provided with along the radially spaced of the pressure shell along the outer wall of the pressure shell The rotation muscle of thumb power, the circular orientation column protrudes is provided with multiple reinforcing ribs on the end face of the pressure shell；

When in use, penis is inserted in the main body from the described first opening, the head of a nail is placed on stretching at glans penis wraps Skin extends to the cylinder at the cap end of the head of a nail and fixes foreskin with binding, and the positioning shell and the pressure shell are inserted in and are followed closely Cap is simultaneously screwed into the main body, when rotating to predeterminated position, the seaming and cutting part be against it is described fall the head of a nail on, circumcision is sutured.