CN105250010B

CN105250010B - Medical endoscope surgical clamp

Info

Publication number: CN105250010B
Application number: CN201410333864.5A
Authority: CN
Inventors: 李岱峰; 李烨
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-07-15
Filing date: 2014-07-15
Publication date: 2018-03-20
Anticipated expiration: 2034-07-15
Also published as: CN105250010A

Abstract

A kind of improved medical endoscope surgical clamp, including binding clip, claw beam, clamp block, operating parts, drive link, moving member, moving member is connected with drive link, and drive link is connected with the movable part on binding clip, and claw beam one end is connected the other end with clamp block and the fixed part of binding clip connects, operating parts manipulates moving member by transmission device acts the jaw of surgical clamp, operating parts is swing rod form, has chute on swing rod, has pivot pin on moving member, in chute on swing rod, feature is pivot pin on moving member：Operating parts is single armed swing rod form, and axle is protruded in clamp block, and moving member is slided on axle, has a tubulose or channel-shaped thin-wall part to be enclosed in clamp block, and thin-wall part radially surrounds or axle and moving member in semi-surrounding clamp block.The embodiment of two kinds of profiles of gun-type and pen type is provided, the surgical clamp after improvement, which can integrate, such as changes the multiple functions such as claw beam, adjustment binding clip angle, antioverloading safety device, self-locking, band endoscope sheath, and is easy to clean, and is easy to manufacture.

Description

Medical endoscope surgical clamp

Technical field

The present invention is the improvement on medical endoscope surgical clamp.

Background technology

No. 200910017109.5 patent applications of CN illustrate the structure of medical endoscope surgical clamp generally used now, CN200480017577.8 patent applications illustrate a kind of structure of the demountable surgical clamp of claw beam, and 200820087533.8 Number patent application illustrates a kind of binding clip angular adjustment apparatus, and previous patent application presence can not change claw beam, can not adjust pincers The problems such as brilliance is spent, latter two patents application do not apply to the surgical clamp with endoscope sheath, the behaviour of these medical endoscope surgical clamps For workpiece at the rear of fixed handle, operating parts is both arms swing rod form, the both sides of power arm and resistance arm office fulcrum shaft, is existed It is not convenient enough to grip, and inconvenience is cleaned and can not have band endoscope sheath, replaceable claw beam simultaneously, adjusts binding clip angle, antioverloading The problem of functions such as safety device.CN201410242230.9 patent applications illustrate a kind of band antioverloading safety device, ring It is enclosed on the surgical clamp of several features such as the pull bar outside claw beam, the binding clip with eccentric orfice.

The content of the invention

The purpose of the present invention is：A kind of operating parts is provided and uses single armed swing rod, is easy to integrated such as replacing claw beam, changes pincers Head, adjustment binding clip angle, antioverloading safety device, self-locking, with one kind or repertoire in the multiple functions such as endoscope sheath And it is easy to operate, it is easy to clean, is easy to the medical endoscope surgical clamp of manufacture.

Following technical scheme is employed for this：A kind of medical endoscope surgical clamp, including binding clip, claw beam, clamp block, operation Part, drive link, moving member, moving member are connected with drive link, and drive link is connected with the movable part on binding clip, claw beam one end and clamp block The fixed part for connecting the other end and binding clip connects, and operating parts manipulates moving member by swing rod chute transmission device makes the pincers of surgical clamp Mouthful action, operating parts is swing rod form, there is chute on swing rod, there is pivot pin on moving member, and the pivot pin on moving member is on swing rod In chute, it is characterised in that：Operating parts is single armed swing rod form, and axle is protruded in clamp block, and moving member is slided on axle.

There are a tubulose or channel-shaped thin-wall part to be enclosed in clamp block and be fixed together with clamp block, thin-wall part radially surrounds or semi-surrounding Prominent axle and moving member, the other end of thin-wall part have the outer guide of moving member in clamp block, and the termination of drive link is welded with centre Part, drive link are connected by safe pin or elastic telescopic pin safety device with moving member.

Prominent axle is hollow shaft in clamp block, and the direction that aixs cylinder goes out also slides over conduct simultaneously to binding clip direction, moving member On the hollow claw beam of endoscope sheath.

With binding clip angle adjustment knob, knob protrudes axle, claw beam fixation on this axle, axle it is cylindrical on have it is uniform Depression or tooth, axle are inserted in hole coaxial with claw beam in clamp block, elastic telescopic pin are fixed with clamp block or thin-wall part, plunger is absorbed in Depression or between cog, the cylindrical upper end insertion groove for also having annular recess, the pin being fixed on hole wall or screw of this axle.

Binding clip fixed part and claw beam, binding clip movable part and pull bar are all the quick detachable connection sides such as threaded connection or soldering splicing Formula, claw beam are to be detachably connected with clamp block, and claw beam is fixed on binding clip angle adjustment knob either claw beam one end and is welded with one Individual transition spool piece, transition spool piece be fixed on by holding screw, pin or screw thread, nut in clamp block or the front end of thin-wall part and its On the part being fixed together.

Middleware preferably turns round sleeve structure, and revolution sleeve pipe is made up of outer tube sleeve in the annular groove of inner leg, outer tube Length it is equal with the width of annular groove, outer tube can be rotated in the annular groove of inner leg but is not axially movable

The end of pull bar of the ring set on claw beam is welded with an eccentric bushing, has the arc concentric with pull bar on eccentric bushing Shape groove, there is the connection sheet of a piece of circular arc section, there is the projection coordinated with arcuation groove in connection sheet, projection is in arcuation groove during work Interior, the connection sheet of circular arc section welds together with stretching out the movable part connection sheet of binding clip fixed part on binding clip movable part, claw beam On there is external screw thread to be connected with the internal thread on binding clip fixed part.

Have the projection of channel-shaped on operating parts, there is chute on two walls of groove, the pivot pin on moving member in chute, channel-shaped it is convex In the groove for playing insertion channel-shaped thin-wall part, the raised bottom land of channel-shaped and the position of operating parts axle are in the same of claw beam axis on operating parts Side, the afterbody of the position of operating parts axle in clamp block.

Handle is fixed in clamp block, position in the lower section of claw beam axis, the axle office claw beam axis of handle and operating parts Both sides, for the axle of operating parts on the upward jut in the middle part of thin-wall part, the top of operating parts is flute profile, bottom land and and operating parts Axle office claw beam axis both sides, have chute on two walls of groove, have finger ring on operating parts or refer to hook.

When claw beam is pull bar sheath form of the independent hollow tubular tie in hollow pipe, claw beam or binding clip angle adjustment Knob is arranged on thin-wall part close to binding clip one end, and now the axle in clamp block can be solid shafting.

There is ratchet on operating parts on two raised walls of channel-shaped, ratchet is that L-shaped eave tile of cranking arm swings ratchet, and the axle of ratchet is fixed Outside the channel-shaped thin-wall part bottom land on the shield of projection, there is guide rail on the wall of shield, there is one to manipulate sliding block in guide rail, sliding block Upper end have a projection, projection can oppress L-shaped eave tile of cranking arm and swing ratchet and lift ratchet, and spring leaf, bullet are fixed with sliding block There are positioning convex or depression on reed, coordinate with the positioning convex on the wall of shield or depression.

The handle being fixed in clamp block is the split form of thin-walled, and handle radially surrounds thin-wall part, the inwall of handle upper portion Coordinate with the outer wall of thin-wall part, operating parts is most of to be hooked and stretch out in handle in bracelet of the handle inner only above operating parts or hand Outside, ratchet is arranged at the bottom of operating parts, and for ratchet in handle, ratchet is to swing ratchet.

Have in chute of the ratchet locked component in handle wall, there is inclined-plane, inclined-plane pressure on the sliding block on ratchet locked component Compeling the inclined-plane on ratchet makes ratchet depart from ratchet.

Have larger design freedom by the surgical clamp that designs of the present invention, can integrate binding clip angle adjustment, interchangeable claw beam, Interchangeable binding clip, band self-locking, the band multiple functions such as antioverloading safety device, including claw beam can be independent endoscope sheath drag link sleeve Sight glass sheath is outer, independent casing tube of tension rod pull bar in sleeve pipe, endoscope sheath and casing tube of tension rod three kinds of selections arranged side by side, surgical clamp Profile can be designed to pen type or gun-type, and the surgical clamp of two kinds of profiles can select the several or whole of foregoing function, Claw beam can select any one in foregoing three kinds, and these functions, profile, claw beam form can carry out appropriate permutation and combination , can be supporting with most of binding clips such as existing link-type, spring clip hair style spring housing ring type to be adapted to needs, preferably with it is removable It is supporting to clean to unload binding clip.

Brief description of the drawings：

Fig. 1 be by the present invention design be integrated with binding clip angle adjustment, interchangeable claw beam, interchangeable binding clip, band self-locking, with anti-mistake Carry the repertoire such as safety device, claw beam be independent endoscope sheath drag link sleeve outside endoscope sheath, operating parts is channel-shaped The axonometric three-dimensional view of the medical endoscope surgical clamp of pen type profile,

Fig. 2 be along the partial enlarged drawing of the sectional view of the axially symmetric planes of Fig. 1,

Fig. 3 is that the part of the sectional view of the axially symmetric plane of the casing tube of tension rod embodiment arranged side by side with endoscope sheath is put Big figure,

Fig. 4 is that claw beam is an independent hollow pipe, pull bar sheath form of the pull bar in hollow pipe, claw beam or binding clip angle Degree adjustment knob is arranged on partial enlarged drawing of the thin-wall part close to the sectional view of the axially symmetric plane of binding clip one end embodiment,

Fig. 5 be as the present invention design with Fig. 1 shown in the handle of gun-type profile of repertoire be the split form of thin-walled Embodiment removes the axonometric three-dimensional view after a piece of handle,

Fig. 6 be along the partial enlarged drawing of the sectional view of the axially symmetric planes of Fig. 5,

Fig. 7 is to be welded with U-shaped fixed handle, and operating parts refers to the axonometric three-dimensional view of hook-shaped formula embodiment,

Fig. 8 is the axonometric drawing of the thin-wall part part of example shown in Fig. 5,

Fig. 9 is binding clip fixed part and claw beam, and binding clip movable part does not have to the axonometric drawing of the embodiment of soldering connection with pull bar,

In figure：1. the rectangular tube 7. of 2. tube-like envelope of plunger, 3. compression spring, 4 5. spring of pressure regulation screws 6. The transition spool piece 14. of 10. moving member of finger ring 8. operating parts, 9. pivot pin, 11. 12. clamp block of endoscope sheath claw beam 13. The pin 19. of 15. operating parts axle of torque spring, 16. 17. endoscope focusing knob of binding clip angle adjustment knob 18. blocks The axle of 26. torsion spring of seat 20. pull bar, 21. inner leg, 22. outer tube, 23. shield, 24. ratchet, 25. pawl axis 27. Shape projection 28. manipulates the holding screw 34. of 32. thin-wall part of sliding block 29. screw, 30. spring leaf, 31. cover plate 33. 37. casing tube of tension rod of elastic telescopic pin 35. shop bolt, 36. circular arc sliding block, 38. rectangular block, 39. preposition binding clip angle The handle 44.L shapes of 42. safety pin of adjustment knob 40. transition spool piece, 41. nut 43., which are cranked arm, swings the spine of ratchet 45. The ratchet of pawl bearing 46. manipulates the eccentric bushing of 49. movable part connection sheet of sliding block 47. spacer, 48. binding clip fixed part 50. 51. the connection sheet of circular arc section

Embodiment：

Referring to Fig. 1, Fig. 2, the matrix of clamp block 12 is rectangular block shape, and the front end of clamp block protrudes hollow shaft towards binding clip direction, Moving member 10 is slided in hollow shaft, and also sliding sleeve is at the same time as on the claw beam 11 of endoscope sheath simultaneously for moving member, moving member 10 It is the elongate in shape of rectangular cross section, the front end of moving member is connected with pull bar 20, has a tubulose or channel-shaped thin-wall part 32 to be enclosed on clamp block Be fixed together on matrix with clamp block, turn into a part for clamp block, thin-wall part 32 radially surround or semi-surrounding clamp block on it is hollow Axle and moving member, the other end of thin-wall part, which is welded with one section of rectangular tube 6, turns into the outer guide of moving member, and operating parts 8 is single armed swing rod Form, there is the projection of channel-shaped on operating parts, there is chute on two walls of groove, the pivot pin 9 on moving member is in chute, to reduce at heat Manage hardness requirement and increase life-span, sliding block or roller are cased with pivot pin.

With binding clip angle adjustment knob 16, knob protrudes axle, axle it is cylindrical on have uniform depression or tooth, axle insertion On the rear end face of clamp block 12 in the hole coaxial with claw beam, elastic telescopic pin 34 is fixed with clamp block or thin-wall part, plunger is absorbed in depression Or between cog, the cylindrical upper end insertion groove for also having annular recess, the pin being fixed on clamp block hole wall or screw of this axle, make pincers Head angle adjustment knob axially position, circular arc sliding block 36, shop bolt can be set up in annular recess for increase positioning precision 35 are threadedly coupled with sliding block 36.There is screw on the rear end face of binding clip angle adjustment knob, there is spiral shell the one end of endoscope adjusting knob 17 Post, stud screw in this hole, and the other end of endoscope adjusting knob protrudes axle, there is annular groove, endoscope connection deck 19 on axle It is inserted in after axle and pin 18 is screwed into annular groove connection.

Claw beam is to be detachably connected with clamp block, and when provided with binding clip angle adjustment knob, claw beam is typically directly welded and fixed On binding clip angle adjustment knob.A transition spool piece 13 can also be welded with claw beam one end, transition spool piece is swivel nut form, It is fixed on by screw thread and holding screw 33 on binding clip angle adjustment knob.

Binding clip fixed part and claw beam, binding clip movable part and pull bar are all that threaded connection or Welding, splicing etc. are detachable Connected mode, general binding clip fixed part carries external screw thread with internal thread claw beam during threaded connection.Drawn when pull bar is inside claw beam Bar one end is welded with a tapped sleeve pipe, and the movable part of binding clip carries external screw thread.Binding clip movable part and pull bar soldering, splicing When, there is a connection sheet to be welded on binding clip movable part, connection sheet stretches out binding clip fixed part, in extension soldering or splicing, glue Gear division bonding agent can be selected by connecing, and soldering can use soldering, and pull bar of the ring set outside claw beam can fix one again in end Piece connection sheet, the soldering of two panels connection sheet or splicing.

It is the embodiment that claw beam and pull bar do not have to soldering connection shown in Fig. 9, in figure, the end of pull bar of the ring set on claw beam An eccentric bushing 50 is welded with, there is the arcuation dovetail groove concentric with pull bar on eccentric bushing, due to being eccentric so eccentric Set upper part has slot part slotless, have it is a piece of with the circular arc section of the cylindrical cooperation of eccentric bushing connection sheet 51, have in connection sheet with The projection that dovetail groove coordinates, projection is in dovetail groove during work, and projection can separate with groove during the part of rotating eccentric sleeve to slotless. The connection sheet 51 of circular arc section welds together with stretching out the movable part connection sheet 49 of binding clip fixed part on binding clip movable part, claw beam On there is external screw thread and the internal thread of binding clip fixed part 48 to be connected.The dovetail groove can also be straight wall groove.

When with endoscope sheath but not setting binding clip angle adjustment knob, the hole on clamp block rear end face is screw, and endoscope is adjusted The stud of knob screws in screw, and the transition spool piece on claw beam is fixed in clamp block by holding screw, pin or screw thread, nut.

Claw beam is both endoscope sheath or casing tube of tension rod one of both or endoscope sheath arranged side by side and casing tube of tension rod Combination, pull bar can be hollow, and ring set is in the outside of endoscope sheath, and pull bar can also be solid, in casing tube of tension rod. Claw beam is endoscope sheath in example shown in Fig. 1, and pull bar ring set passes through one section of short connection in the outside of endoscope sheath, pull bar Piece is connected with the movable part on binding clip.

The end of pull bar is welded with middleware, and middleware is in the hole of moving member end, by being fixed on moving member hole wall On safety pin or elastic telescopic pin passing power.

Elastic telescopic pin has a tube-like envelope 2, there is compression spring 3 in tube-like envelope, and compression spring 3 withstands plunger 1, pin First 1 can be the straight pin of bulb, sawtooth head square column pin, steel ball or brake pad, have internal thread or external screw thread on tube-like envelope, twist Dynamic tube-like envelope or the pressure regulating screw 4 on tube-like envelope top can adjust pressure size.Tube-like envelope can be screwed or weld Connect fixation.

Elastic telescopic pin in Fig. 1 examples, tube-like envelope is inserted in the hole of moving member end and is welded and fixed, on tube-like envelope There is shoulder hole, there is screw thread in the hole on top, plunger is the straight pin of ladder shaft-like bulb, turns the pressure regulation spiral shell on tube-like envelope top Nail 4 can adjust compression spring pressure size.The end of pull bar is welded with cylindric middleware, there is ring-type circular arc on middleware Groove.

Middleware preferably turns round sleeve structure when with binding clip angle adjustment knob, and revolution sleeve pipe is enclosed on by outer tube 21 Formed in the annular groove of cylindric inner leg 22, the length of outer tube is equal with the width of annular groove, and outer tube can be in inner leg Rotate but be not axially movable in annular groove.Inner leg is generally also tubulose, can so be manufactured：The cylindrical of inner leg has rank Ladder, a back-up ring is put again after covering upper exterior tube, back-up ring and inner tube are welded or riveted and is fixed.Outer tube it is cylindrical on have annular circular arc The bulb of the either one or more bulb depressions of groove and telescopic pin coordinates, and the inner leg of pull bar and middleware is welded and fixed.This The benefit of kind structure does not produce additional drag when being adjustment binding clip angle, while to elastic telescopic pin and the fit precision of middleware It is it is required that also lower.

Elastic telescopic pin, which need to be carefully adjusted, when middleware is not revolution ring structure is absorbed in depth on moving member hole wall Make plunger tangent closely sealed with ring-type arc groove but do not produce pressure, it is therefore an objective to which binding clip angle adjustment knob does not produce additional when rotating Torsion.

As shown in Figure 6, middleware is vertical with hole to have peace in the hole of moving member for the antioverloading safety device of safe pin The pin-and-hole sold entirely, the interior insertion safety pin 42 of pin-and-hole, by safety pin passing power, screw is arranged at the top of pin-and-hole, is screwed with screw Hollow nut 42 prevents safety pin from coming off.

Be shown in Fig. 4 without endoscope sheath, claw beam be an independent casing tube of tension rod 37, pull bar 20 in casing tube of tension rod, Preposition binding clip angle adjustment knob 39 is arranged on embodiment of the thin-wall part close to binding clip one end, is welded in thin-wall part close to binding clip one end Connect and fix a rectangular block 38, pull bar is connected through rectangular block with moving member, there is the hole coaxial with claw beam, binding clip angle on rectangular block Degree adjustment knob is installed in this hole, and other parts are identical with the structure installed in clamp block afterbody.When not setting binding clip angle adjustment During knob, transition spool piece 13 is threaded-insert type, is fixed on rectangular block.The diameter of threaded-insert type transition spool piece screw is greater than middleware External diameter to dismantle when taken out from hole.

During with endoscope sheath and with binding clip angle adjustment knob, all holes coaxial with claw beam are greater than middleware in clamp block External diameter, after shop bolt 35 exits from annular groove during to dismantle, whole piece claw beam can be from the afterbody of clamp block together with binding clip Extract out.

Fig. 3 is casing tube of tension rod and endoscope casing tube embodiment arranged side by side, and middleware is revolution sleeve structure, is had on middleware Two holes, wherein the hole concentric with endoscope sheath and endoscope sheath sliding fit, another hole are welded with pull bar, remainder and figure It is identical shown in 1.

Above is the apokoinou construction of embodiment designed by the present invention, by profile and operating parts structure Bu Tong and can have Several different structures.

It is the example of pen type profile shown in Fig. 1, operating parts 8 is channel-shaped, the length of groove and the length of channel-shaped thin-wall part 32 Close, in the groove of the raised insertion channel-shaped thin-wall part of the anterior channel-shaped of groove, operating parts can be made in itself with the method for flat board punching press Into channel-shaped, lug boss is welded on group in slightly thicker stripe board in two walls of groove after channel-shaped projection can also be struck out with flat board Into, operating parts axle clamp block afterbody, on operating parts the raised bottom land of channel-shaped with the position of operating parts axle in claw beam axis The same side, finger ring 7 is welded with outside bottom land, and single armed swing rod forms oscillating cam form with the chute on raised two walls of channel-shaped..

It is the example of gun-type profile shown in Fig. 5, the top of operating parts 8 is the flute profile of one section of very short upward opening, bottom land With the both sides of the axle office claw beam axis of operating parts, moving member has chute, has pivot pin on moving member in groove on two walls of groove, Pivot pin is cased with sliding block in chute on pivot pin, the bottom of the flute profile of upward opening is welded with shaft, have on shaft finger ring or Refer to and hook, there is the axis hole of operating parts the top of cell wall, and the axle 15 of operating parts is on the upward jut in the middle part of thin-wall part, operation The top of part is fixed in clamp block in the inside of thin-wall part, handle 43, position in the lower section of claw beam axis, handle and operating parts The both sides of axle office claw beam axis, finger ring or refer to hook handle close binding clip one side.

Referring to Fig. 8, thin-wall part is stamping parts made of stainless steel plate, and section is in tubular or flute profile, after otch bending in Two walls that portion's self-assembling formation projects upwards, the axis hole of operating parts is on two prominent walls, and the mounting hole of moving member pivot pin is also two On wall, thin-wall part can be welded and fixed after being enclosed on clamp block matrix to be fixed with screw or pin, when handle is split It can also be jammed and fix during clamping plate form, can also be screwed on split handle.

Handle can be fixed on the matrix of clamp block, and drill two holes in clamp block, U-tube is welded and fixed after inserting in the hole, behaviour Workpiece refers to hook trigger shape, and thin-wall part is weldingly fixed on the matrix of clamp block, as shown in Figure 7.

Ratchet can be carried on the operating parts of the surgical clamp of pen type profile or gun-type profile so as to self-locking.Ratchet can be Translation can also be swung, and it is preferable to swing ratchet.

As shown in fig. 1, when pen type clamps, there is ratchet on two raised walls of channel-shaped on operating parts, the ratchet on two walls is most Well mutually stagger, ratchet 24 is that L-shaped eave tile of cranking arm swings ratchet, and the axle 25 of ratchet is fixed on projection outside channel-shaped thin-wall part bottom land Shield 23 on, shield can be welded and fixed or be screwed on thin-wall part, shield towards pincers tail wall on have poroid lead Rail, there is one to manipulate sliding block 28 in guide rail, manipulate sliding block and cover plate 31 is fixed with screw 29, manipulate sliding block and cover plate clamps shield The wall of cover, the upper end of sliding block are fixed with a shaft-like projection 27, and axial both sides are raised, and projection can oppress two L-shaped and crank arm hook Head, which swings ratchet, lifts ratchet, and spring leaf 30 is fixed with sliding block, there is positioning convex or depression on spring leaf, the wall with shield On positioning convex or depression coordinate, torsion spring 26 is enclosed on the axle of ratchet.

As shown in Figure 5, when gun-type clamps, the bottom of the flute profile of upward opening is welded with shaft on operating parts, in bar There is finger ring in portion, and there is one section of circular arc the bottom of bar, has ratchet on circular arc.When the bottom of operating parts carries ratchet, handle 43 is best Sheet stamping into the split form of two panels thin-walled, two panels forms hollow shape after closing, the handle after closing radially wraps Thin-wall part is enclosed, the inwall of handle upper portion and the outer wall of thin-wall part coordinate, and operating parts major part is in handle inner only above operating parts Finger ring or refer to hook stretch out outside handle, L-shaped crank arm swing ratchet 44 one end protrusion outside handle, the axle of ratchet is in handle On, the spot welding of ratchet support 45 of tortuous tabular is wherein on a piece of handle.

Have in chute of the ratchet locked component in handle wall, have inclined-plane, inclined-plane on the sliding block 46 on ratchet locked component Inclined-plane on compressing ratchet makes ratchet depart from ratchet.

Handle be sheet stamping into two panels thin-walled split form when can also save thin-wall part, the now top of handle The shape of similar foregoing thin-wall part is made, instead of thin-wall part.

Handle be sheet stamping into two panels thin-walled split form when the mode that is fixed in clamp block can have it is a variety of, can To be that threaded pad post is set between two panels handle, two panels handle as clamping plate is pressed from both sides clamp block and thin-wall part with screw Firmly.By a piece of in two panels handle be directly welded and fixed with clamp block or thin-wall part can also, stretched in embodiment illustrated in fig. 6 in clamp block Go out one piece of fixed plate, the split handle of thin-walled is screwed in the fixed plate in clamp block, and spacer 47 determines two panels handle Position is accurate.

When there is finger ring on operating parts, spring 5 and torque spring 14 in Fig. 1 and Fig. 6 not necessarily, can not have to.

Claims

1. a kind of medical endoscope surgical clamp, including binding clip, claw beam, clamp block, operating parts, drive link, moving member, moving member is with passing Lever is connected, and drive link is connected with the movable part on binding clip, and claw beam one end is connected the other end with clamp block and the fixed part of binding clip connects Connect, operating parts manipulates moving member by transmission device acts the jaw of surgical clamp, and operating parts is swing rod form, has cunning on swing rod Groove, there is pivot pin on moving member, and the pivot pin on moving member is in the chute on swing rod, it is characterised in that：Operating parts is single armed swing rod Form, axle is protruded in clamp block, and moving member is slided on axle prominent in clamp block.

2. medical endoscope surgical clamp according to claim 1, it is characterised in that：There are a tubulose or channel-shaped thin-wall part to be enclosed on Be fixed together in clamp block with clamp block, thin-wall part radially surrounds or axle and moving member in semi-surrounding clamp block, thin-wall part it is another There is the outer guide of moving member at end, and the termination of drive link is fixed with middleware, and drive link passes through safe pin or elastic telescopic pin Safety device is connected with moving member.

3. medical endoscope surgical clamp according to claim 2, it is characterised in that：Prominent axle is hollow shaft in clamp block, The direction that aixs cylinder goes out is slided in hollow shaft to binding clip direction, moving member, and the hollow claw beam as endoscope sheath inserts hollow shaft.

4. medical endoscope surgical clamp according to claim 2, it is characterised in that：Claw beam passes through binding clip angle adjustment knob It is connected with clamp block, there is shaft-like projection on binding clip angle adjustment knob, claw beam fixation is in this shaft-like projection, the raised insertion pincers of shaft-like In base rear end or the thin-wall part hole coaxial with claw beam close to binding clip one end, there are uniform depression or tooth on raised cylindrical of shaft-like, Elastic telescopic pin is fixed with clamp block or thin-wall part, plunger is absorbed in depression or between cog, the raised cylindrical upper also ring-type of this shaft-like The end insertion groove of groove, the pin being fixed on hole wall or screw, drive link is by turning round middleware and the shifting of barrel forms Moving part connects.

5. medical endoscope surgical clamp according to claim 2, it is characterised in that：Drive link is pull bar form, and binding clip is solid Determine the connection of portion and claw beam, binding clip movable part is with the connection of pull bar using the quick detachable connection being threadedly coupled or soldering is glued Mode, claw beam are to be detachably connected with clamp block, and claw beam is fixed on binding clip angle adjustment knob either claw beam one end and is welded with One transition spool piece, then transition spool piece is fixed in clamp block with holding screw, pin or screw thread or consolidated with the front end of thin-wall part It is scheduled on rectangular block together.

6. medical endoscope surgical clamp according to claim 3, it is characterised in that：Drive link is pull bar form, and ring set exists The end of pull bar on claw beam is welded with an eccentric bushing, has the arcuation groove concentric with pull bar on eccentric bushing, there is a piece of circle The connection sheet of arc section, there is the projection coordinated with arcuation groove in connection sheet, and projection is in arcuation groove during work, the company of circular arc section Contact pin welds together with stretching out the movable part connection sheet of binding clip fixed part on binding clip movable part, there is external screw thread and binding clip on claw beam Internal thread connection on fixed part.

7. the medical endoscope surgical clamp according to Claims 2 or 3,4,5,6, it is characterised in that：The operation of swing rod form Part is channel-shaped, there is chute on two walls of the operating parts groove of channel-shaped, and the pivot pin on moving member is in chute, the operating parts groove of channel-shaped Two walls insertion channel-shaped thin-wall part groove in, the position of the bottom land of channel-shaped operating parts and the axle of channel-shaped operating parts is in claw beam axis The same side.

8. the medical endoscope surgical clamp according to Claims 2 or 3,4,5,6, it is characterised in that：The operation of swing rod form The top of part is flute profile, the both sides of the axle office claw beam axis of bottom land and operating parts, the axle of operating parts the middle part of thin-wall part to On jut on, have finger ring on operating parts or refer to hook, handle is fixed with clamp block, the position of handle is under claw beam axis Side, the both sides with the axle office claw beam axis of operating parts, handle is the split form of thin-walled, and handle is fixed in clamp block, handle Thin-wall part is radially surrounded, the inwall of handle upper portion and the outer wall of thin-wall part coordinate, and operating parts largely only operates in handle inner Finger ring above part refers to hook and stretched out outside handle, and ratchet is arranged at the bottom of operating parts, and it is solid in lower portion thereof, ratchet to swing pawl axis Cooperated with ratchet.

9. the medical endoscope surgical clamp according to claim 2 or 4,5, it is characterised in that：Drive link is pull bar form, pincers Bar is an independent hollow pipe, and for pull bar in hollow pipe, claw beam or binding clip angle adjustment knob are arranged on thin-wall part close to binding clip One end.

10. medical endoscope surgical clamp according to claim 7, it is characterised in that：The position of the axle of channel-shaped operating parts exists The afterbody of clamp block, there is ratchet on two wall edges of channel-shaped operating parts groove, the ratchet coordinated with ratchet is that L-shaped eave tile of cranking arm swings spine Pawl, the axle of ratchet are fixed on outside channel-shaped thin-wall part bottom land on the shield of projection, have guide rail on the wall of shield, there is a manipulation spine For the manipulation sliding block of pawl in guide rail, manipulating the both sides of the upper end of sliding block has a projection, and projection can oppress two L-shaped and crank arm eave tile pendulum Pawl lifts ratchet without the arm of eave tile, manipulates and is fixed with spring leaf on sliding block, there is positioning convex or depression on spring leaf, Coordinate with the positioning convex on the wall of shield or depression.