CN106725753A

CN106725753A - A kind of prepuce anastomat

Info

Publication number: CN106725753A
Application number: CN201710037795.7A
Authority: CN
Inventors: 吴健强
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-01-18
Filing date: 2017-01-18
Publication date: 2017-05-31
Anticipated expiration: 2037-01-18
Also published as: CN106725753B

Abstract

The present invention relates to a kind of prepuce anastomat, including glans penis seat, slip nail bin, body, conjunction cutter mechanism, buffering compression mechanism；Body includes top nail piece and annular cutting knife, and top nail piece is located at the front end outer side of body, and annular cutting knife is located at top nail piece inner side and stretches out in the front of top nail piece；Slip nail bin of the front end equipped with anastomosis staple is nested in the nail piece of top, is slided between nail bin and body equipped with the buffering compression mechanism for pushing away slip nail bin forward；The glans penis seat of fixing organization is provided with the nail anvil to cutter ring and with the anastomosis staple cooperation slided in nail bin coordinated with annular cutting knife；Glans penis seat is moved after closing cutter mechanism, is first close to slide nail bin, then is promoted slip nail bin backward and be close to annular cutting knife, finally continues to press on slip nail bin so that top nail piece ejects anastomosis staple.Structure of the present invention is simplified, and improves surgical quality and operation comfort level, belongs to technical field of surgical instruments.

Description

A kind of prepuce anastomat

Technical field

The present invention relates to a kind of operating theater instruments, specifically, it is related to a kind of prepuce anastomat.

Background technology

Foreskin cutting is a kind of common surgical operation, and surgical cut is carried out using Foreskin loop cutter, can disposably be cut off Excess tissue, amount of bleeding is few, can also be sutured while being cut, and is easy to postoperative recovery.

CN102973311A discloses a kind of Foreskin loop cutter, including glans penis seat, nail bin, shell head, acrosome, blade, returns The part compositions such as position spring, top cap, connecting rod, handle, adjusting knob, pull bar, glans penis seat connecting rod, when using, glans penis are put into In glans penis seat, foreskin is stretched to and encases glans penis seat, then foreskin after stretching is fixed on the front end of pull bar, by Foreskin loop cutter remaining Part is enclosed within pull bar, screws adjusting knob, and external force effect handle, handle promotes top cap, acrosome and blade, top by connecting rod Suturing nail in nail bin being added to after fallen on glans penis pin and suturing foreskin by body, and the nail pin of suturing nail is fixed by quoit and stitched Close, while blade is by long circumcision, unclamp adjusting knob, release whole device.

But this Foreskin loop cutter has as a drawback that：1. blade is assembling, shadow of the surgical quality by assembly precision Ring, human factor influence is big.2. before cutting, there is no part to tissue elastic force precompressed and position, directly lower knife cutting makes to cut through Journey tissue is easily shifted.3. the cutting of fore-and-aft direction is carried out using the handle arrangement of push type, cutting action is big, rapid wear injured tissue, Cutting process belongs to blind and cuts, it is impossible to observe and grasp cutting and stitching progress, it may appear that entirety cuts foreskin more causes foreskin too short Particularly with children.4. the structure of frenulum and quantitative cleavage is not protected, and cutting process can only lean on doctor identical with inclination is felt Device protects frenulum, easily causes excessive or very few cutting frenulum.5. using the common nails that nail cantilever thickness is relatively thin, tissue healing process In take off nail effect it is not good enough.

The content of the invention

For technical problem present in prior art, the purpose of the present invention is：There is provided one kind can be to tissue in cutting The prepuce anastomat of elastic force precompressed, is capable of achieving the fine cut of foreskin, so as to improve surgical quality, improves operation comfort level.

In order to achieve the above object, the present invention is adopted the following technical scheme that：

A kind of prepuce anastomat, including glans penis seat, slip nail bin, body, conjunction cutter mechanism, buffering compression mechanism；Body bag Top nail piece and annular cutting knife are included, top nail piece is located at the front end outer side of body, and annular cutting knife is located at top nail piece inner side and stretches out in top The front of nail piece；Slip nail bin of the front end equipped with anastomosis staple is nested in the nail piece of top, and being equipped between slip nail bin and body will be sliding The buffering compression mechanism that dynamic nail bin is pushed away forward；Fixing organization glans penis seat be provided with annular cutting knife coordinate to cutter ring and with slip The nail anvil that anastomosis staple in nail bin coordinates；Glans penis seat is moved after closing cutter mechanism, is first close to slide nail bin, then promote slip nail bin Backward and it is close to annular cutting knife, finally continues to press on slip nail bin so that top nail piece ejects anastomosis staple.

As one kind preferably, annular cutting knife is fixed in body by way of integrated injection molding.

Used as a kind of preferred, body generally cylindrical shape, outside is successively from front to back top nail piece, buffering compression mechanism peace The larger step section of dress section, external diameter；Top nail piece includes that unit is followed closely on multiple tops uniform along annular.

Nail bin generally cylindrical shape preferably is slided as a kind of, inner side is provided with multiple nail grooves uniform along annular, follows closely groove Stretched into a nail groove through nail bin, a top nail unit is slided along fore-and-aft direction；Anastomosis staple is placed in nail groove.

As one kind preferably, buffering compression mechanism is spring, and spring housing is in buffering compression mechanism construction section, the rear end of spring The front end of step section is withstood on, the front end of spring is fixed on the rear end for sliding nail bin, and the rear end of top nail unit is provided with limited step, bullet The front end of spring is withstood on limited step.Top nail unit is additionally provided with reinforcement.

As one kind preferably, closing cutter mechanism includes installing handle and turning arm；Installing handle is fixed on the rear end of glans penis seat, installs From front to back through nail bin and body is slided, the rear end of installing handle is external thread section to handle, and turning arm withstands on the rear end of body, is rotated Arm is provided with the internal thread segment coordinated with the external thread section of installing handle；Turning arm is rotated, installing handle is moved forward and backward.

Circumferential convex portion is preferably provided with the outside of installing handle as a kind of, peripheral recess, circumferential convex portion are provided with the inside of body With the relative rotation that peripheral recess coordinates limitation installing handle and body.

As one kind preferably, glans penis seat includes that the frenulum positioned at front end protects part and positioned at the bell shape part of rear end； It is that the length of downside is more than upper by the cylindrical shape of plane cutting or the hemispherical by plane cutting on the outside of frenulum protection part Side；It is located on the annular rear end of frenulum protection part to cutter ring and nail anvil, and the inner side of nail anvil, bell shape portion is located to cutter ring Divide and be located to the inner side of cutter ring with the joint of frenulum protection part.

As one kind preferably, the axis of frenulum protection part is first axle, and the front end annulus of frenulum protection part is vertical In first axle, the rear end of frenulum protection part favours first axle；The axis of bell shape part is second axis, first axle Line overlaps with second axis；The axis of body is the 3rd axis, and the 3rd axis is protected the rear end of part and is located at perpendicular to frenulum The center of the rear end, the 3rd axis extends along fore-and-aft direction；The downside of frenulum protection part is more long than upside 3-5 millimeters.

As one kind preferably, anastomosis staple includes the two nail pin extended along fore-and-aft direction and the nail beam for connecting nail pin, nail Beam thickness in the longitudinal direction is 0.5-1 millimeters；It is transparent to slide nail bin.

Generally speaking, the invention has the advantages that：

1. slip nail bin respective outer side edges buffering compression mechanism is used so that slide nail bin and becoming for preceding pressure is had before nail is not gone out Gesture, can before cutting coordinate glans penis seat to tissue precompressed and positioning, prevent from being organized in displacement in cutting process, improve surgical cut Quality of coincideing and operation comfort level, and play reduction bleeding effect and be conducive to cutting.

2. the integrated design with identical construction, i.e. blade and body (plane of top nail piece front end and annular cutting knife are cut Knife-edge plane and glans penis seat nail anvil, to cutter ring plane these three planes it is parallel be relation anastomosis staple match result key) Integrated injection molding, laminating is tight, without assembling, is not influenceed by assembly precision and surplus requirement influences during design and assembly part, So as to ensure that cutting and identical precise match.And glans penis seat and body and slide nail bin have finely positioning structure each other Ensure precision, human factor influence is small.

3., using the conjunction cutter mechanism of threaded engagement, rotation is changed into translation, it is ensured that gentle cutting is realized while cutting force Cut, prevent tissue displacement, it is easy to accurate operation.

4. glans penis seat protects part using the frenulum of not uniform thickness, and the larger side correspondence frenulum position of thickness retains more long Cutting Length, so as to carrying out extra protection to frenulum.

5. anastomosis staple using the structure for thickening nail beam, organize and ensure de- nail effect, it is ensured that anastomosis staple by anti-non-magnetic shim beam embedment Can independently be come off after organization healing.

6., using protection card structure, prevent from closing cutter mechanism conjunction knife before operation is ready, it is safe.

7. slide nail bin and use transparent material, preferably medical PC, transparent visual is easy to doctor to observe.

8. the structure for being coordinated using the peripheral recess of installing handle and the circumferential convex portion of body, prevents from circumferentially rotating.

9. using lengthen swing boom configuration, be easy to doctor to operate, rotate turning arm be capable of achieving a precompressed, two cutting, Three coincide.

10. overall to only include a few parts, structure is simplified, easy to assembly, it is easy to accurate operation.

Brief description of the drawings

Fig. 1 is a kind of explosive view of prepuce anastomat.

Fig. 2 is the stereogram of turning arm.

Fig. 3 is the stereogram of body.

Fig. 4 is the stereogram for sliding nail bin.

Fig. 5 is the structural representation of glans penis seat and installing handle.

Fig. 6 is the stereogram of glans penis seat and installing handle.

Fig. 7 is a kind of sectional view of the installation diagram of prepuce anastomat.

Fig. 8 is the structural representation of anastomosis staple.

Fig. 9 is the stereogram of protection card.

Wherein, 1 is glans penis seat, and 2 to slide nail bin, and 3 is body, and 4 is to close cutter mechanism, and 5 is buffering compression mechanism, and 6 is guarantor Shield card, 7 is anastomosis staple.1-1 is that, to cutter ring, 1-2 is nail anvil, and 1-3 is that frenulum protects part, and 1-4 is bell shape part.2-1 is Nail groove.3-1 is top nail piece, and 3-2 is annular cutting knife, and 3-3 is buffering compression mechanism construction section, and 3-4 is step section, and 3-5 is circumferential Recess, 3-6 is limited step.4-1 is installing handle, and 4-2 is turning arm, and 4-3 is circumferential convex portion.

Specific embodiment

Come that the present invention will be further described in detail below.

A kind of prepuce anastomat, including glans penis seat, slip nail bin, body, conjunction cutter mechanism, buffering compression mechanism, protection card.

Body generally cylindrical shape, outside is successively from front to back larger top nail piece, buffering compression mechanism construction section, external diameter Step section, the leading portion of inner side is provided with annular cutting knife, and the back segment of inner side is provided with peripheral recess.Top nail piece includes multiple along outer wall The uniform top nail unit of annular.Annular cutting knife is stainless steel knife, and front end slightly extend out to the front of top nail piece, to realize cutting and push up Nail is carried out simultaneously.Annular cutting knife is fixed in body by way of integrated injection molding.

Nail bin generally cylindrical shape is slided, inner side is provided with multiple nail grooves uniform along annular, and nail groove is along fore-and-aft direction Through nail bin is slided, the cross sectional shape for following closely groove is corresponding to top nail unit, and a top nail unit is snapped in a nail groove, ejects one Anastomosis staple；The front end that anastomosis staple is placed in nail groove, is ejected anastomosis staple from front end by top nail unit.It is transparent doctor to slide nail bin With PC, it is easy to doctor to observe cutting anastomotic site and the identical performance of cutting.Nail bin is slided to be socketed in the nail piece of top and along top Sliding before and after nail piece.There is structural bead in the nail piece of top.Top nail unit rear end is provided with limited step.

Buffering compression mechanism is spring, and in buffering compression mechanism construction section, the rear end of spring withstands on step section to spring housing Front end, the front end of spring is fixed on the rear end for sliding nail bin, and the front end of spring is withstood on limited step.In the effect of spring Under, sliding nail bin has the movement tendency of pressed forwards.

Protection card is the annular snap ring for being provided with opening, is snapped in or is taken out by the elastic force of own material.During original state, Protection is fastened in outside spring, and the front end of step section is withstood in rear end, and the rear end for sliding nail bin is withstood in front end, after everything in readiness Remove protection card start cutting and stitching, after removing slide nail bin just can after move.

Closing cutter mechanism includes installing handle and turning arm., in the rear end of glans penis seat, installing handle is from front to back through cunning for installing handle Dynamic nail bin and body, the rear end of installing handle is external thread section, and turning arm withstands on the rear end of body, and turning arm is provided with and installing handle The internal thread segment that external thread section coordinates.Installing handle outside is provided with circumferential convex portion, and the peripheral recess with body coordinates, and limits installing handle Circumferentially rotating and body between.Using the turning arm for lengthening, turning arm is rotated, in the presence of internal and external screw thread section, in circumference In the presence of concave, convex portion, installing handle can anterior-posterior translation, drive glans penis seat and body be located remotely from each other or be close to, enter when close to each other Row cutting and stitching.

Glans penis seat is including frenulum protection part, bell shape part, to cutter ring, nail anvil.Frenulum protection part is located at front end, outward Integrally in cut cylindrical shape or cut hemispherical, axis is first axle for side, and the front end of frenulum protection part is vertical In first axle, and rear end is obliquely installed with first axle, so that the length of the downside of frenulum protection part is more than upside, this reality A length difference is applied for 5mm.It is located on the annular rear end of frenulum protection part to cutter ring and nail anvil, is annular, nail to cutter ring Anvil is multiple units along annular spread, and the inner side of nail anvil is located to cutter ring, and bell shape part and frenulum protect the company of part Meet place to be located to the inner side of cutter ring, coordinate for cutting with annular cutting knife to cutter ring, nail anvil and top nail piece cooperation stitching and with cunning The front end of dynamic nail bin coordinates bending anastomosis staple, similar to stapler structure.Bell shape part is located at rear end, and axis is the second axle Line, overlaps with first axle.The axis of installing handle with body axis, be the 3rd axis, the 3rd axis is protected perpendicular to frenulum Partial rear end, the 3rd axis extends along fore-and-aft direction.Installing handle, frenulum protection part, bell shape part, the material of nail anvil It is stainless steel, the material to cutter ring, circumferential convex portion is plastics.The cavity volume for accommodating glans penis is surrounded on the inside of bell shape part.

Anastomosis staple includes the nail beam of two nail pin and connected nail pin, and nail beam thickness in the longitudinal direction is 0.8mm, that is, scheme Thickness on above-below direction shown in 8, i.e., using the nail girder construction for thickening, nail cantilever thickness is more than nail pin thickness.

Application method is：

(1) glans penis is inserted in glans penis seat, foreskin front end band is fixed on outside bell shape part and installing handle joint Side, in order to protect frenulum, frenulum alignment frenulum to protect the downside most strong point of part.

(2) one is assembled before body, slip nail bin, anastomosis staple, spring dispatch from the factory.Installing handle is through slip nail bin and originally Body, the turning arm with rear end coordinates, and rotating turning arm makes glans penis seat be close to body side backward, until it is motionless, now in bullet In the presence of spring, slide nail bin and glans penis seat is oppressed positioning by prepuce tissues in advance.

(3) protection card is removed, starts cutting and stitching.Further rotated with turning arm, annular cutting knife is supported with glans penis seat Cutter ring laminating cutting tissue, meanwhile, anastomosis staple ejection and nail anvil are acted on stitching tissue by top nail piece relative to nail bin reach is slided. After doctor's observation cutting stitching good results, the good foreskin of stitching is set to depart from stapler with slip nail bin is moved after hand.Thus it is complete Into operation.

Above-described embodiment is the present invention preferably implementation method, but embodiments of the present invention are not by above-described embodiment Limitation, it is other it is any without departing from Spirit Essence of the invention and the change, modification, replacement made under principle, combine, simplification, Equivalent substitute mode is should be, is included within protection scope of the present invention.

Claims

1. a kind of prepuce anastomat, it is characterised in that：Including glans penis seat, slide nail bin, body, conjunction cutter mechanism, buffering compressor unit Structure；Body includes top nail piece and annular cutting knife, and top nail piece is located at the front end outer side of body, annular cutting knife be located at top nail piece inner side and Stretch out in the front of top nail piece；Slip nail bin of the front end equipped with anastomosis staple is nested in the nail piece of top, is slided between nail bin and body Equipped with the buffering compression mechanism for pushing away slip nail bin forward；The glans penis seat of fixing organization is provided with the cooperation of annular cutting knife to cutter ring And the nail anvil coordinated with the anastomosis staple slided in nail bin；Glans penis seat is moved after closing cutter mechanism, is first close to slide nail bin, then promote Slide nail bin backward and be close to annular cutting knife, finally continue to press on slip nail bin so that top nail piece ejects anastomosis staple.

2. according to a kind of prepuce anastomat described in claim 1, it is characterised in that：Annular cutting knife is by integrated injection molding Mode is fixed in body.

3. according to a kind of prepuce anastomat described in claim 1, it is characterised in that：Body generally cylindrical shape, outside is in the past It is successively backward to push up the larger step section of nail piece, buffering compression mechanism construction section, external diameter；Top nail piece includes multiple along annular equal The top nail unit of cloth.

4. according to a kind of prepuce anastomat described in claim 3, it is characterised in that：Slide nail bin generally cylindrical shape, inner side Multiple nail grooves uniform along annular are provided with, nail groove stretches into one along fore-and-aft direction through nail bin, a top nail unit is slided In nail groove；Anastomosis staple is placed in nail groove.

5. according to a kind of prepuce anastomat described in claim 3, it is characterised in that：Buffering compression mechanism is spring, spring housing In buffering compression mechanism construction section, the rear end of spring withstands on the front end of step section, after the front end of spring is fixed on slip nail bin End, the rear end of top nail unit is provided with limited step, and the front end of spring is withstood on limited step.

6. according to a kind of prepuce anastomat described in claim 3, it is characterised in that：Closing cutter mechanism includes installing handle and rotation Arm；Installing handle is fixed on the rear end of glans penis seat, and from front to back through nail bin and body is slided, the rear end of installing handle is outer to installing handle Thread segment, turning arm withstands on the rear end of body, and turning arm is provided with the internal thread segment coordinated with the external thread section of installing handle；Rotate rotation Pivoted arm, installing handle is moved forward and backward.

7. according to a kind of prepuce anastomat described in claim 6, it is characterised in that：Circumferential convex portion is provided with the outside of installing handle, Peripheral recess is provided with the inside of body, circumferential convex portion and peripheral recess coordinate the relative rotation of limitation installing handle and body.

8. according to a kind of prepuce anastomat described in claim 1, it is characterised in that：Glans penis seat includes that the frenulum positioned at front end is protected Shield is partly and positioned at the bell shape part of rear end；Frenulum protection is to be cut by the cylindrical shape of plane cutting or by plane on the outside of part The hemispherical cut, the length of downside is more than upside；It is located on the annular rear end of frenulum protection part to cutter ring and nail anvil, and is supported Cutter ring is located at the inner side of nail anvil, and bell shape part is located to the inner side of cutter ring with the joint of frenulum protection part.

9. according to a kind of prepuce anastomat described in claim 8, it is characterised in that：The axis of frenulum protection part is first axle Line, perpendicular to first axle, the rear end of frenulum protection part favours first axle to the front end annulus of frenulum protection part；Bell jar The axis of shape part is second axis, and first axle overlaps with second axis；The axis of body is the 3rd axis, and the 3rd axis hangs down Straight to protect the rear end of part and positioned at the center of the rear end in frenulum, the 3rd axis extends along fore-and-aft direction；Frenulum protection portion The downside divided is more long than upside 3-5 millimeters.

10. according to a kind of prepuce anastomat described in claim 1, it is characterised in that：Anastomosis staple includes prolonging along fore-and-aft direction The two nail pin stretched and the nail beam that will follow closely pin connection, nail beam thickness in the longitudinal direction is 0.5-1 millimeters；Sliding nail bin is It is bright.