CN202069651U - Bidirectional bendable holding clamp - Google Patents

Abstract

The utility model relates to a bidirectional bendable holding clamp which is applied to minimally invasive laparoscope human body operations special for the surgical grabbing of the removed parts in one's body, and the clamp belongs to the technical field of medical instruments. The bidirectional bendable holding clamp provided is applied to the minimally invasive laparoscope human body operation special for the single hole inlet operation channel of human body, the clamp rod is provided with a bidirectional pulling assembly and a bidirectional bending assembly to facilitate the application of mechanical clamps in cross operations; the clamp body is provided with a handle controlling means and a clamp rod 360-degree rotating means to realize the multifunctional applications; the inner side of the clamp structure is arc-shaped, the clamp is in the shape of waist while being clamped and is provided with zigzag teeth that are matched with each other from up to down, therefore, the clamp provided is good in holding effect, convenient and safe in operation use.

Description

But two-way bending grasps pincers

Technical field

This utility model relates to the peritoneoscope human body operation of a kind of Wicresoft, grasps pincers but be exclusively used in the two-way bending that grasps cut part of performing the operation in human body, belongs to technical field of medical instruments.

Background technology

In Wicresoft's peritoneoscope human body operation, single-orifice type operating walk way and porous type operating walk way are arranged, single hole combination operation passage is to cut 3-4 centimetres otch together in human abdominal cavity, the combination operation passage of single hole inlet is snapped in otch, operating theater instruments enters human abdominal cavity through the combination operation passage, grasps pincers but this utility model is the two-way bending that is exclusively used in the single-orifice type operating walk way.

In the human body operation process, in case in the human body body, find focus, need excision, in inadvertent closure, cut-out need be taken out, prior art is to grasp with general pincers, its defective is that operating theater instruments does not match, and generally the extracting of pincers type is insecure easily comes off, and single hole combination operation difficulty is bigger, can make troubles to operation, not satisfy ideal surgical effect.

Summary of the invention

But technical problem to be solved in the utility model provide a kind of reasonable in design, function many, grasp effective, operation safe two-way bending easy to use and grasp pincers.

It is but that this two-way bending grasps pincers that this utility model solves the problems of the technologies described above the technical scheme that is adopted, its construction features is: by fixed handle, flexible handle, hinge bolt, torsion spring, button 1., pin 1., spring 1., button 2., bayonet lock, spring 2., tooth plate, pin 2., the latch plate, pin 3., button 3., lock pin, fixed cover, positioning seat, spring 3., lockhole, pull rod slot, runner, rotary sleeve, spring 4., ball, positioning sleeve, locating hole, swivel nut, steady pin, sealing ring, curved moving runner, nut forward, swivel nut forward, reverse swivel nut, adapter sleeve, reverse nut, claw beam 1., pull bar, draw-bar seat, locked groove, the claw beam Connection Block, stopper slot, limit base, draw-in groove, the pincers seat, the bending pull bar 1., the bending pull bar 2., stone dead wire, claw beam 2., the bending connector, the bending threaded hole of steel, tie rod hole, roll seat, slot rolling, interior camber clamp, saw shape tooth, the clamp pin, the connecting plate pin, connecting plate, stay rod pin, the binding clip seat, the pull bar joint chair, chute is formed, described flexible handle and pull rod slot are one, torsion spring is inserted in and penetrates fixed handle behind the hinge bolt and flexible handle is connected and fixed, and outlet is fixed on the fixed handle; 2. 1. spring fill in fixed handle with spring, and bayonet lock is fixed on button and 1. goes up, and 1. 1. button be fixed on the fixed handle with pin; 2. button snaps in tooth plate and is connected and fixed, and tooth plate passes fixed handle and 2. flexible handle is fixed on the fixed handle with pin, and 2. 2. button be connected with fixed handle with spring; 3. the latch plate is fixed on the flexible handle with pin; Form hand grip control means; Lock pin has lockhole, and 3. spring fills in that the end with lock pin compresses behind the fixed handle, and fixed cover is inserted in lock pin and fixed handle to be tightened fixingly, and 3. button is tightened fixingly with the other end that is inserted in lock pin, forms the claw beam locking device; Positioning sleeve has locating hole, and 4. spring is installed in the rotary sleeve with ball, and positioning sleeve is inserted in the rotary sleeve ball and locating hole coincide, and swivel nut changes rotary sleeve over to and is connected with positioning sleeve; Positioning sleeve is inserted in fixed handle to be fixed with steady pin; Runner and positioning seat are one, and runner is inserted in behind rotary sleeve and the fixed handle to be tightened fixingly with rotary sleeve, and sealing ring snaps in runner and fixes, and forms claw beam 360 degree rotary apparatuss; It is fixing that 1. the bending pull bar is inserted in forward the swivel nut welding, and it is fixing that 2. the bending pull bar is inserted in reverse swivel nut welding, adapter sleeve have connecting plate and with chute be one, forward swivel nut and reverse swivel nut snap in connecting plate; Forward nut is screwed into forward swivel nut and connects, and reverse nut is screwed into reverse swivel nut and connects, and curved moving runner is inserted in that forward nut and the welding of reverse nut are fixing, forms two-way pulling assembly; One end of pull bar has stopper slot and fixing with the draw-bar seat welding, and the other end of pull bar is fixed with the stone dead wire welding after passing two-way pulling assembly; The end that 1. claw beam is inserted in pull bar and adapter sleeve is tightened fixing, and the claw beam Connection Block has locked groove and draw-in groove and fixing with the limit base welding, and 1. the claw beam Connection Block is tightened fixing with claw beam after being inserted in pull bar; It is fixing that 2. claw beam is inserted in pincers seats welding, and the pincers cover for seat is gone into pull bar and bending pull bar and 1. reached the bending pull bar and 2. tighten fixing with the other end of adapter sleeve; The bending connector and roll seat, slot rolling is one, the bending connector has bending threaded hole of steel and tie rod hole; Two bending threaded hole of steel be inserted in respectively the bending pull bar 1. with the bending pull bar 2., tie rod hole is inserted in stone dead wire, be inserted in Psychotria rubra (Lour.) Poir. bending connector in order altogether, roll cover for seat and go into slot rolling, 2. the first segment of bending connector and claw beam weld fixing, and Psychotria rubra (Lour.) Poir. and the welding of binding clip seat are fixing, and the bending pull bar is 1. 2. fixing with the welding of binding clip seat with the bending pull bar, stone dead wire and the welding of pull bar joint chair are fixing, form two-way bending assembly; Two interior camber clamps have acute type tooth, the match each other inner arc that coincide of acute type tooth was waist shape when interior camber clamp clamped, two interior camber clamps cross one another and are fixed on the binding clip seat and can rotate with the clamp pin, the low side of two interior camber clamps is fixed on an end of connecting plate with the connecting plate pin, the other end of two connecting plates is fixed on the pull bar joint chair with stay rod pin, draw-bar seat snaps in pull rod slot and is connected and fixed, and locked groove snaps in lockhole, and positioning seat snaps in draw-in groove and fixes.

The quantity of locating hole described in the utility model is 8.

This utility model is compared with prior art and is had the following advantages and effect: in the application of single hole inlet operating walk way operation, make things convenient for the intersection operation of apparatus forceps class to use, remedied the deficiencies in the prior art.Operation is used stable and very flexible, guarantees carrying out smoothly of operation, forms multi-functional.Under the effect of interior camber clamp, it is little that folder closes area, and folder closes effective, can never damage organ.Clamp removes and installs conveniently, helps cleaning and sterilization, and reasonable in design is tight, and convenient disassembly, medical calm are that metal material is made, can irrigation and disinfection, also can use high-temperature sterilization.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the plan structure sketch map of this utility model part parts.

Fig. 3 is the structural representation of binding clip.

Fig. 4 is the sectional structure sketch map at A place.

Fig. 5 is the structural representation of a plurality of directions at D place.

Fig. 6 is the structural representation of parts such as swivel nut, reverse swivel nut forward.

Fig. 7 is the sectional structure sketch map at B place.

Fig. 8 is the sectional structure sketch map at C place.

Fig. 9 is the structural representation of binding clip part.

The specific embodiment

Below in conjunction with embodiment this utility model is described in further detail, following examples are to explanation of the present utility model and this utility model is not limited to following examples.

Embodiment 1: shown in Fig. 1 to 9, but the two-way bending of present embodiment grasps pincers by fixed handle 1, flexible handle 2, hinge bolt 3, torsion spring 4, button 1. 5, pin 1. 6, spring 1. 7, button 2. 8, bayonet lock 9, spring 2. 10, tooth plate 11, pin 2. 12, latch plate 13, pin 3. 14, button 3. 15, lock pin 16, fixed cover 17, positioning seat 18, spring 3. 19, lockhole 20, pull rod slot 21, runner 22, rotary sleeve 23, spring 4. 24, ball 25, positioning sleeve 26, locating hole 27, swivel nut 28, steady pin 29, sealing ring 30, curved moving runner 31, forward nut 32, forward swivel nut 33, reverse swivel nut 34, adapter sleeve 35, reverse nut 36, claw beam 1. 37, pull bar 38, draw-bar seat 39, locked groove 40, claw beam Connection Block 41, stopper slot 42, limit base 43, draw-in groove 44, pincers seat 45, bending pull bar 1. 46, bending pull bar 2. 47, stone dead wire 48, claw beam 2. 49, bending connector 50, bending threaded hole of steel 51, tie rod hole 52, roll seat 53, slot rolling 54, interior camber clamp 55, saw shape tooth 56, clamp pin 57, connecting plate pin 58, connecting plate 59, stay rod pin 60, binding clip seat 61, pull bar joint chair 62, chute 63, groove seat 64, kidney slot 65 is formed.

Annexation is:

1.. flexible handle 2 and pull rod slot 21 are one, and torsion spring 4 is inserted in and imports fixed handle 1 into behind the hinge bolt 3 and flexible handle 2 is connected and fixed and can rotates, and fixed handle 1 and flexible handle 2 have elasticity under the effect of torsion spring 4.4 outlets are fixed on the fixed handle 1; Spring 1. 7 and spring 2. 10 fill in fixed handle 1, bayonet lock 9 is fixed on button 1. on 5,1. button 1. 5 usefulness pins 6 is fixed on the fixed handle 1 and can rotates, spring 1. 7 effect knob down 1. 5 have elasticity; 2. button 8 snaps in tooth plate 11 and is connected and fixed, and tooth plate 11 passes fixed handle 1 and 2. flexible handle 2 usefulness pins 12 are fixed on the fixed handle 1 and can rotate, button 2. 8 just with spring 2. 10 with 1 identical connection of fixed handle; 3. latch plate 13 usefulness pins 14 are fixed on the flexible handle 2; Form hand grip control means (Fig. 1).Press the button 1. 5 bayonet locks 9 and snap in button 2. 8 just, tooth plate 11 and latch plate 13 are thrown off, and handle can arbitrarily be used under the effect of torsion spring 4; Press the button 2. 8 bayonet locks 9 and 2. 8 disengagements of button, tooth plate 11 snaps in latch plate 13 just, and handle can clamp arbitrarily swing of back.

2.. lock pin 16 has 40 lockholes (Fig. 8), 3. spring 19 is filled in fixed handle 1 back and is compressed with an end of lock pin 16, fixed cover 17 is inserted in lock pin 16 and fixed handle 1 to be tightened fixingly, and 3. button 15 is tightened fixingly with the other end that is inserted in lock pin 16, forms the claw beam locking device; Press the button 3. that 15 lock pins 16 press down, decontrol button 3. 15 at 3. lock pin 16 reset (Fig. 1, Fig. 8) under 19 the effect of spring.Positioning sleeve 26 has locating hole 27(and has 8), spring 4. 24 and ball 25 be installed in the rotary sleeve 23, it is identical with locating hole 27 just that positioning sleeve 26 is inserted in rotary sleeve 23 balls 25, swivel nut 28 changes rotary sleeve 23 over to and is connected with positioning sleeve 26; It is fixing that positioning sleeve 26 is inserted in fixed handle 1 usefulness steady pin 29; Runner 22 be one (Fig. 7) with positioning seat 18, and runner 22 is inserted in rotary sleeve 23 and fixed handle 1 back and rotary sleeve 23 to be tightened fixingly, and sealing ring 30 snaps in runner 22 and fixes (Fig. 1); Form claw beam 360 degree rotary apparatuss.Rotating wheel 22 driven rotary cover 23 rotates, spring 4. 24, ball 25 and locating hole 27(have 8) effect under, runner 22 has 8 orientations.

3.. 1. 46 to be inserted in forward swivel nut 33 welding fixing for the bending pull bar, and 2. 47 to be inserted in reverse swivel nut 34 welding fixing for the bending pull bar, and adapter sleeve 35 has chute 63 and is one with groove seat 64, and forward swivel nut 33 and reverse swivel nut 34 snap in connecting plate can slide (Fig. 6); Forward nut 32 is screwed into forward swivel nut 33 and connects, and reverse nut 36 is screwed into reverse swivel nut 34 and connects, and curved moving runner 31 is inserted in forward nut 32 and reverse nut 36 welding fixing (Fig. 1); Form two-way pulling assembly.One end of pull bar 38 has stopper slot 42 and fixing with draw-bar seat 39 welding, and the other end of pull bar 38 is fixed with stone dead wire 48 welding after passing two-way pulling assembly; 1. claw beam 37 is inserted in pull bar 38 and ends of adapter sleeve 35 and tightens fixingly, and claw beam Connection Block 41 has locked groove 40 and draw-in groove 44(Fig. 4) and fixing with limit base 43 welding, claw beam Connection Block 41 be inserted in pull bar 38 backs and claw beam 1. 37 tighten fixing; 2. 49 to be inserted in 45 welding of pincers seats fixing for claw beam, pincers seat 45 be inserted in pull bar 38 and bending pull bar 1. 46 and the bending pull bar 2. 47 tighten fixing (Fig. 1) with the other end of adapter sleeve 35.

4.. bending connector 50 and roll seat 53, slot rolling 54 is one, bending connector 50 has bending threaded hole of steel 51 and tie rod hole 52(Fig. 5); Two bending threaded hole of steel 51 are inserted in bending pull bar 1. 46 and bending pull bar 2. 47 respectively, tie rod hole 52 is inserted in stone dead wire 48, be inserted in Psychotria rubra (Lour.) Poir. bending connector 50 in order altogether, roll seat 53 and be inserted in slot rolling 54 and flexibly movable just, 2. 49 welding are fixing with claw beam for the first segment of bending connector 50 (left side), 61 welding of Psychotria rubra (Lour.) Poir. (right side) and binding clip seat are fixing, the bending pull bar 1. 46 and the bending pull bar 2. 47 fixing with 61 welding of binding clip seat, stone dead wire 48 and pull bar joint chair 62 welding fixing (Fig. 2); Form two-way bending assembly.

5.. two interior camber clamps 55 have saw type tooth 56, the match each other inner arc that coincide of saw type tooth 56 was waist shape when interior camber clamp 55 clamped, form kidney slot 65, two interior camber clamps 55 cross one another and are fixed on the binding clip seat 61 and can rotate with clamp pin 57, the low side of two interior camber clamps 55 can rotate with the end that connecting plate pin 58 is fixed on connecting plate 59, and the other end of two connecting plates 59 is fixed on the pull bar joint chair 62 with stay rod pin 60 can rotate (Fig. 2).(Fig. 2) penetrate (claw beam 360 degree rotary apparatuss) and (claw beam locking device), draw-bar seat 39 snaps in pull rod slot 21 just and is connected and fixed, spring 3. under 19 the effect locked groove 40 snap in lockhole 20 lockings just, it is fixing that positioning seat 18 snaps in draw-in groove 44 just, forms (Fig. 1); Press the button 3. 15, lock pin 16 presses down, and (Fig. 2) can dismantle.

But the two-way bending of this utility model design grasps pincers, described design and installation has two-way pulling assembly and two-way bending assembly, be that two-way pulling assembly and two-way bending assembly are interconnection, in the application of operation, clockwise curved moving runner 31: at nut 32 forward with forward under the effect of swivel nut 33, forward swivel nut 33 promotes bending pull bars 1. 46, and 1. the bending pull bar 46 promotes two-way bending assembly; Under the effect of reverse swivel nut 34 and reverse nut 36, reverse swivel nut 34 pulling bending pull bars 2. 47, the bending pull bar is the two-way bending assembly of 47 pullings 2.; Push-and-pull forms the binding clip bending in conjunction with synchronous operation.Reverse the curved runner 31 that moves just with above-described opposite, it is crooked in the other direction to form binding clip.The innovation of technology forms binding clip compound bending (Fig. 9), in the application of single hole inlet operating walk way operation, makes things convenient for the intersection operation of apparatus forceps class to use, and has remedied the deficiencies in the prior art, reaches advanced international level.

But the two-way bending of this utility model design grasps pincers, and described caliper design and installation has hand grip control means and claw beam 360 degree rotary apparatuss, reaches the multifunctionality of application.In the application of operation, snap in button 2. 8 just as long as press the button 1. 5 bayonet locks 9, tooth plate 11 and latch plate 13 are thrown off, and handle can arbitrarily be used under the effect of torsion spring 4, and the pulling clamp is flexibly movable; Press the button 2. 8 bayonet locks 9 and 2. 8 disengagements of button, tooth plate 11 snaps in latch plate 13 just, and the handle clamp of holding with a firm grip closes and closes, and clamp can clamp arbitrarily swing of back.Be provided with runner, clamp can 360 degree rotate, and design has 8 navigation system points, operation is used stable and very flexible, guarantees carrying out smoothly of operation, forms multi-functional.

But the two-way bending of this utility model design grasps pincers, be camber in the designed clamp jaw arrangement design folder, clamp clamps and is waist shape, and have up and down the saw type tooth 56(Fig. 3 that coincide), in operation is used, in be camber clamp be waist shape after clamping, the saw type tooth 56 of Wen Heing grasps clamp and tightly can arbitrarily not come off up and down, the innovation of technology reaches advanced international level.

It is that metal material is made that but the two-way bending of this utility model design grasps pincers, clamp removes and installs conveniently, helps cleaning and sterilization the art designs of caliper (Fig. 8), as long as press the button 3. 15, lock pin 16 presses down, decontrol button 3. 15 spring 3. under 19 the effect lock pin 16 reset (Fig. 1, Fig. 8), reasonable in design is tight, convenient disassembly, medical calm is that metal material is made, can irrigation and disinfection, also can use high-temperature sterilization.

In addition, need to prove, the specific embodiment described in this description, its zero, the shape of parts, institute's title of being named etc. can be different.Allly conceive equivalence or the simple change that described structure, feature and principle are done, be included in the protection domain of this utility model patent according to this utility model patent.This utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment; only otherwise depart from structure of the present utility model or surmount the defined scope of these claims, all should belong to protection domain of the present utility model.

Claims (2)

1. but a two-way bending grasps pincers, it is characterized in that: by fixed handle, flexible handle, hinge bolt, torsion spring, button 1., pin 1., spring 1., button 2., bayonet lock, spring 2., tooth plate, pin 2., the latch plate, pin 3., button 3., lock pin, fixed cover, positioning seat, spring 3., lockhole, pull rod slot, runner, rotary sleeve, spring 4., ball, positioning sleeve, locating hole, swivel nut, steady pin, sealing ring, curved moving runner, nut forward, swivel nut forward, reverse swivel nut, adapter sleeve, reverse nut, claw beam 1., pull bar, draw-bar seat, locked groove, the claw beam Connection Block, stopper slot, limit base, draw-in groove, the pincers seat, the bending pull bar 1., the bending pull bar 2., stone dead wire, claw beam 2., the bending connector, the bending threaded hole of steel, tie rod hole, roll seat, slot rolling, interior camber clamp, saw shape tooth, the clamp pin, the connecting plate pin, connecting plate, stay rod pin, the binding clip seat, the pull bar joint chair, chute is formed, described flexible handle and pull rod slot are one, torsion spring is inserted in and penetrates fixed handle behind the hinge bolt and flexible handle is connected and fixed, and outlet is fixed on the fixed handle; 2. 1. spring fill in fixed handle with spring, and bayonet lock is fixed on button and 1. goes up, and 1. 1. button be fixed on the fixed handle with pin; 2. button snaps in tooth plate and is connected and fixed, and tooth plate passes fixed handle and 2. flexible handle is fixed on the fixed handle with pin, and 2. 2. button be connected with fixed handle with spring; 3. the latch plate is fixed on the flexible handle with pin; Form hand grip control means; Lock pin has lockhole, and 3. spring fills in that the end with lock pin compresses behind the fixed handle, and fixed cover is inserted in lock pin and fixed handle to be tightened fixingly, and 3. button is tightened fixingly with the other end that is inserted in lock pin, forms the claw beam locking device; Positioning sleeve has locating hole, and 4. spring is installed in the rotary sleeve with ball, and positioning sleeve is inserted in the rotary sleeve ball and locating hole coincide, and swivel nut changes rotary sleeve over to and is connected with positioning sleeve; Positioning sleeve is inserted in fixed handle to be fixed with steady pin; Runner and positioning seat are one, and runner is inserted in behind rotary sleeve and the fixed handle to be tightened fixingly with rotary sleeve, and sealing ring snaps in runner and fixes, and forms claw beam 360 degree rotary apparatuss; It is fixing that 1. the bending pull bar is inserted in forward the swivel nut welding, and it is fixing that 2. the bending pull bar is inserted in reverse swivel nut welding, adapter sleeve have connecting plate and with chute be one, forward swivel nut and reverse swivel nut snap in connecting plate; Forward nut is screwed into forward swivel nut and connects, and reverse nut is screwed into reverse swivel nut and connects, and curved moving runner is inserted in that forward nut and the welding of reverse nut are fixing, forms two-way pulling assembly; One end of pull bar has stopper slot and fixing with the draw-bar seat welding, and the other end of pull bar is fixed with the stone dead wire welding after passing two-way pulling assembly; The end that 1. claw beam is inserted in pull bar and adapter sleeve is tightened fixing, and the claw beam Connection Block has locked groove and draw-in groove and fixing with the limit base welding, and 1. the claw beam Connection Block is tightened fixing with claw beam after being inserted in pull bar; It is fixing that 2. claw beam is inserted in pincers seats welding, and the pincers cover for seat is gone into pull bar and bending pull bar and 1. reached the bending pull bar and 2. tighten fixing with the other end of adapter sleeve; The bending connector and roll seat, slot rolling is one, the bending connector has bending threaded hole of steel and tie rod hole; Two bending threaded hole of steel be inserted in respectively the bending pull bar 1. with the bending pull bar 2., tie rod hole is inserted in stone dead wire, be inserted in Psychotria rubra (Lour.) Poir. bending connector in order altogether, roll cover for seat and go into slot rolling, 2. the first segment of bending connector and claw beam weld fixing, and Psychotria rubra (Lour.) Poir. and the welding of binding clip seat are fixing, and the bending pull bar is 1. 2. fixing with the welding of binding clip seat with the bending pull bar, stone dead wire and the welding of pull bar joint chair are fixing, form two-way bending assembly; Two interior camber clamps have acute type tooth, the match each other inner arc that coincide of acute type tooth was waist shape when interior camber clamp clamped, two interior camber clamps cross one another and are fixed on the binding clip seat and can rotate with the clamp pin, the low side of two interior camber clamps is fixed on an end of connecting plate with the connecting plate pin, the other end of two connecting plates is fixed on the pull bar joint chair with stay rod pin, draw-bar seat snaps in pull rod slot and is connected and fixed, and locked groove snaps in lockhole, and positioning seat snaps in draw-in groove and fixes.

2. but two-way bending according to claim 1 grasps pincers, it is characterized in that: the quantity of described locating hole is 8.

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