CN208031256U

CN208031256U - A kind of appendix forceps with locker

Info

Publication number: CN208031256U
Application number: CN201621401636.8U
Authority: CN
Inventors: 刘建超
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-12-20
Filing date: 2016-12-20
Publication date: 2018-11-02
Anticipated expiration: 2026-12-20

Abstract

The utility model discloses a kind of appendix forceps with locker, it include the handle for gripping, the extension bar being connect with handle, pull rod is installed in the extension bar, the binding clip of the pull rod other end connection, the binding clip controls opening and closing degree by the opening and closing of handle, it is provided with locker on the extension bar, the annular skewed slot that the locker includes and is arranged on pull rod, in annular skewed slot and the angle clamp that hinders pull rod to be moved to binding clip one end, and for adjusting the angle clamp restorer for being clamped distance opposite with annular skewed slot.The utility model is by being provided with locker, it can be after doctor's release handle, binding clip still firmly clamps appendix, be not in the case where slipping or scratch appendix, on the one hand reducing surgical instrument influences the possibility of successful surgery, on the other hand preferably doctor can be facilitated to perform the operation, the hand for holding pliers is subjected to a degree of liberation.

Description

A kind of appendix forceps with locker

Technical field

The utility model is related to medical instruments field more particularly to surgical medical equipments, are a kind of tools specifically There are the appendix forceps of locker.

Background technology

Appendix forceps are one of pliers the most commonly used in surgical operation, are mainly used in cutting off Appendectomy for door screen The clamping and fixation of tail, convenient for being smoothed out for operation.Existing appendix forceps are that common medical nipper plier is carried out deformation to change Make, by plier extend and plier end set convenient for clamping bending section, but the length of its handle usually with common pliers without Different, this appendix forceps have the following problems in the course of surgery：First, existing appendix forceps need doctor to use in clamping process It holds to continue and holds handle, cannot relax, the appendix that no person is clamped can slip, and even result in the problem of appendix breakage；Second, existing The plier and handle portion of some appendix forceps are integrated connection, cannot mutually rotate, it has not been convenient to doctor's rotational orientation in excision It is checked and is cut off, it is necessary to by means of the twisting of wrist to change the clamping posture of appendix, it is accurate to be thus not easy to doctor Excision；Limit to third, the length of the vice body of existing appendix forceps is opposite, usually only 10-14 centimetres, for appendix hide compared with Deep, for patient's obesity relatively, this appendix forceps almost stretch into the abdominal cavity of patient, so that the hand of doctor can be by patient It is blocked at abdominal incisions, is unfavorable for the progress of operation.

Utility model content

The purpose of this utility model is to provide a kind of appendix forceps with locker, for solving described in background technology Existing appendix forceps existing for can not in release handle continue appendix be clamped, in order to observe and accurately cut during surgery The problem of except appendix；And appendix forceps plier part and handle portion can not carry out relative rotation, it is necessary to revolved manually by doctor Turn, influence the problem of operation carries out, also existing appendix forceps vice body length limitation, cannot well adapt to build it is fat or Appendix hides deeper patient and performs the operation.

In order to reach above-mentioned technique effect, the utility model is achieved through the following technical solutions：

A kind of appendix forceps with locker include the handle for gripping, the extension bar being connect with handle, the lengthening Pull rod, the binding clip of the pull rod other end connection are installed, the binding clip controls opening and closing degree, institute by the opening and closing of handle in bar It states and is provided with locker on extension bar, the annular skewed slot that the locker includes and is arranged on pull rod is mounted on annular skewed slot Angle clamp that is interior and hindering pull rod to be moved to binding clip one end, and for adjusting angle clamp card opposite with annular skewed slot Connect the restorer of distance.

In order to further reset conveniently the binding clip in clamp position, the state for restoring to open from the state of closure, Preferably, the restorer includes the release link being threadedly coupled with the locker, and one end that locker is stretched into release link is solid Surely the spherical cleft hand connected, the spherical parts with the sliding clamping of spherical cleft hand, spherical parts and the branch for installing the angle clamp Frame is fixedly connected, and compression spring is both provided between the holder and each angle clamp.

In order to solve binding clip in the prior art, i.e. plier is unable to opposite handle rotation, needs doctor's gripping handle rotation pincers Son is to realize the rotational problems of binding clip, it is preferable that is also fixedly connected with rectangular block on the pull rod, is provided in the locker Accommodate the sliding slot of rectangular block.The rectangular block can back and forth be slided along pull rod axial direction in the sliding slot in the locker It is dynamic, do not influence to be normally clamped or reset, when needing binding clip opposite handle to rotate, only need a hand by gripping handle not Dynamic, another hand rotation lock device, under the drive of locker, rectangular block is rotated coaxially with locker, rectangular block and pull rod It is fixedly connected, therefore, is further driven to binding clip rotation, passes through tune in the case where not adjusting hand-held handle posture to be finally reached The gripping attitude of whole binding clip adjustment appendix, preferably to cut off the purpose of appendix.

Preferably, the binding clip includes the identical and relatively hinged half of pincers of two shapes, and each half of pincers are close to pull rod One end end is provided with through-hole, and the bracing wire of connecting rod end and half of pincers through-hole is provided in through-hole.Further, in order to Being pull rod can more effectively be such that two half of pincers are close together in moving process, play better clamping action, described The space of extension bar inner containment one side of something pincers is arranged tapered chamber, the area of section of the conical cavity from binding clip to handle orientations by It is decrescence small so that bracing wire can be completely exceptionally straight, provides the pulling force of bigger.As it may occur to persons skilled in the art that, the drawing Line can directly replace with other rod pieces directly hingedly can also realize said effect with pull rod and half of pincers, therefore, herein just not A variety of realization methods of substitute equivalents are described one by one.The utility model preferably uses the another object of bracing wire to be when lock After tight device fixes pull rod axial position, bracing wire is capable of providing the lasting clamping that lasting tensile force keeps binding clip, is not in The case where loosening and slipping, effect is more preferable.

Preferably, described to be drawstring through the through-hole and be fixedly connected with blocking ball, the diameter of the blocking ball is more than through-hole Diameter.

Preferably, described two half of pincers are connected with resetting spring between the end of pull rod one end.

Preferably, the pull rod is provided with driven rack close to one end of handle, is fixedly connected on the handle and institute State the driving gear of driven rack engagement.It is worth noting that due to pull rod described in the utility model be can be relative to hand What handle was rotated, control is clamped to the opening and closing of binding clip in order to not influence the Effect of Rotation handle of pull rod, the driven rack The gear teeth are covered in 360 ° of ranges of pull rod.

The utility model compared with prior art, has the following advantages and advantageous effect：

（1）The utility model, can be after doctor's release handle by being provided with locker, and binding clip remains unchanged appendix is secured Clamp, be not in slip or the case where scratch appendix, on the one hand reducing surgical instrument influences successful surgery Possibility, on the other hand preferably doctor can be facilitated to perform the operation, the hand that will hold pliers carries out a degree of liberation.

（2）The utility model is solved by being provided with the sliding slot of the rectangular block being fixedly connected with pull rod in locker The problem of binding clip cannot be rotated relative to handle in the prior art, aspect doctor hold in the course of surgery, keeping handle Hold posture it is constant in the case of change binding clip orientation, with preferably facilitate observation appendix situation, preferably to carry out excision hand Art.

（3）The utility model is provided with extension bar, can be good at solving appendectomy patient caused by build obesity Appendix buries relatively deep the problem of being not easy to be clamped.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the areas Tu1Zhong A enlarged partial sectional view；

Fig. 3 is the areas Tu1Zhong B enlarged partial sectional view；

Fig. 4 is the areas Tu1Zhong C enlarged partial sectional view；

Wherein 1- handles；11- drives gear；The driven racks of 12-；2- lockers；21- sliding slots；22- angle clamps；23- is pressed Power spring；24- spherical parts；25- spherical shape cleft hands；26- release links；3- extension bars；4- binding clips；41- stops ball；42- conical cavities； 43- bracing wires；44- one side of something clamps；45- pull rods；46- resetting springs；47- annular skewed slots；48- rectangular blocks；5- restorers.

Specific implementation mode

The utility model is described in further detail with reference to the preferred embodiment of the utility model, but this practicality Novel embodiment is without being limited thereto.

Preferred embodiment：

In conjunction with shown in attached drawing 1-4, a kind of appendix forceps with locker 2 include the handle 1 for gripping, are connected with handle 1 The extension bar 3 connect, is equipped with pull rod 45 in the extension bar 3, the binding clip 4 of 45 other end of pull rod connection, and the binding clip 4 is logical The opening and closing control opening and closing degree of handle 1 is crossed, is provided with locker 2 on the extension bar 3, the locker 2 includes existing with setting Annular skewed slot 47 on pull rod 45, mounted on the angle clamp that annular skewed slot 47 is interior and pull rod 45 is hindered to be moved to 4 one end of binding clip 22, and the restorer 5 for adjusting the angle clamp 22 and 47 opposite clamping distance of annular skewed slot.

In order to further reset conveniently the binding clip 4 in clamp position, the state for restoring to open from the state of closure, Preferably, the restorer 5 includes the release link 26 being threadedly coupled with the locker 2, and locker 2 is stretched into release link 26 The spherical cleft hand 25 that one end is fixedly connected, the spherical parts 24 with the sliding clamping of spherical cleft hand 25, spherical parts 24 with for installing institute The holder for stating angle clamp 22 is fixedly connected, and compression spring 23 is both provided between the holder and each angle clamp 22.

The operation principle of locker 2：

When handle 1, which is in, is held closed state, pull rod 45 is moved to the direction of handle 1, the inclination of annular skewed slot 47 Face pushes angle clamp 22 to be shunk to holder orientation, after handle 1 is closed into appropriate level, release handle 1, due to annular skewed slot 47 and angle clamp 22 can only unidirectionally slide, reverse clamping stagnation, so being in releasing orientation in handle 1, pull rod 45 is still kept not It is dynamic so that binding clip 4 is in clamp position always.It is worth noting that in order to illustrate the needs of technical solution, described in attached drawing 3 The size of annular skewed slot 47 and angle clamp 22 be significantly greater than actual size, for those of ordinary skill in the art, institute The density for stating annular skewed slot 47 is bigger, and the size of single annular skewed slot 47 is smaller, realizes that the precision effect of fastening is better.When need When reset, release link 26 is screwed, release link 26 drives holder to be moved together to the direction far from pull rod 45 until angle Clamp 22 is detached from annular skewed slot 47, and pull rod 45 automatically resets under the blocking of no angle clamp 22.

In order to solve binding clip 4 in the prior art, i.e. plier is unable to the rotation of opposite handle 1, and doctor's gripping handle 1 is needed to rotate Pliers is to realize the rotational problems of binding clip 4, it is preferable that rectangular block 48, the locker 2 are also fixedly connected on the pull rod 45 Inside it is provided with the sliding slot 21 for accommodating rectangular block 48.The rectangular block 48 can be along 45 axial direction of pull rod in the locker 2 It slidably reciprocates in interior sliding slot 21, does not influence to be normally clamped or reset, when needing 4 opposite handle 1 of binding clip to rotate, only need One hand is motionless by gripping handle 1, and another hand rotation lock device 2, under the drive of locker 2, rectangular block 48 is with locking Device 2 rotates coaxially, and rectangular block 48 is fixedly connected with pull rod 45, therefore, the rotation of binding clip 4 is further driven to, to be finally reached not The gripping attitude for adjusting appendix in the case of adjusting 1 posture of hand-held handle by adjusting binding clip 4, preferably to cut off the mesh of appendix 's.

Preferably, the binding clip 4 includes the identical and relatively hinged half of pincers 44 of two shapes, and each half of pincers 44 are close 45 one end end of pull rod is provided with through-hole, and the bracing wire 43 of 44 through-holes of 45 end of connecting rod and half of pincers is provided in through-hole.More Further, it so that two half of pincers 44 is close together in moving process in order to pull rod 45, play more Tapered chamber 42 is arranged in the space of good clamping action, 3 inner containment one side of something of extension bar pincers 44, and the conical cavity 42 is cut Face area is gradually reduced from binding clip 4 to 1 direction of handle so that bracing wire 43 can be completely exceptionally straight, provides the pulling force of bigger.As this Field technology personnel directly clamp 44 hinges it is contemplated that the bracing wire 43 can directly replace with other rod pieces with pull rod 45 and one side of something Said effect can also be realized by connecing, and therefore, just not described one by one to a variety of realization methods of substitute equivalents herein.This practicality is new Type preferably uses the another object of bracing wire 43 to be that bracing wire 43 is capable of providing after locker 2 fixes 45 axial position of pull rod Lasting tensile force keeps the lasting clamping of binding clip 4, and the case where being not in loosening and slip, effect is more preferable.

Preferably, the bracing wire 43 is fixedly connected with blocking ball 41 across the through-hole, and the diameter of the blocking ball 41 is big In through-hole diameter.

Preferably, described two half of pincers 44 are connected with resetting spring 46 between 45 one end end of pull rod.

Preferably, the pull rod 45 is provided with driven rack 12 close to one end of handle 1, is fixedly connected on the handle 1 There is the driving gear 11 engaged with the driven rack 12.It is worth noting that since pull rod 45 described in the utility model is It can be rotated relative to handle 1, control is clamped to the opening and closing of binding clip 4 in order to not influence the Effect of Rotation handle 1 of pull rod 45 System, the gear teeth of the driven rack 12 are covered in 360 ° of ranges of pull rod 45.

The above is only the preferred embodiment of the utility model, not does limit in any form to the utility model System, any simple modification made by the above technical examples according to the technical essence of the present invention, equivalent variations, each falls within Within the scope of protection of the utility model.

Claims

1. a kind of appendix forceps with locker include the handle for gripping（1）, with handle（1）The extension bar of connection（3）, The extension bar（3）Pull rod is inside installed（45）, the pull rod（45）The binding clip of other end connection（4）, the binding clip（4）Pass through Handle（1）Opening and closing control opening and closing degree, which is characterized in that the extension bar（3）On be provided with locker（2）, the locking Device（2）Including be arranged in pull rod（45）On annular skewed slot（47）, it is mounted on annular skewed slot（47）It is interior and hinder pull rod（45） To binding clip（4）The angle clamp of one end movement（22）, and for adjusting the angle clamp（22）With annular skewed slot（47）Phase To being clamped the restorer of distance（5）.

2. a kind of appendix forceps with locker according to claim 1, which is characterized in that the restorer（5）Including With the locker（2）The release link of threaded connection（26）, with release link（26）Stretch into locker（2）One end be fixedly connected Spherical cleft hand（25）, with spherical cleft hand（25）Slide the spherical parts of clamping（24）, spherical parts（24）With for installing the angle Clamp（22）Holder be fixedly connected, the holder and each angle clamp（22）Between be both provided with compression spring（23）.

3. a kind of appendix forceps with locker according to claim 1 or 2, which is characterized in that the pull rod（45）On Also it is fixedly connected with rectangular block（48）, the locker（2）Inside it is provided with receiving rectangular block（48）Sliding slot（21）.

4. a kind of appendix forceps with locker according to claim 3, which is characterized in that the binding clip（4）Including two The identical and relatively hinged half of pincers of a shape（44）, each half of pincers（44）Close to pull rod（45）One end end is provided with logical Hole is provided with connecting rod in through-hole（45）End and half of pincers（44）The bracing wire of through-hole（43）.

5. a kind of appendix forceps with locker according to claim 4, which is characterized in that the bracing wire（43）Across institute It states through-hole and is fixedly connected with blocking ball（41）, the blocking ball（41）Diameter be more than through-hole diameter.

6. a kind of appendix forceps with locker according to claim 4, which is characterized in that described two half of pincers（44） Close to pull rod（45）One end is connected with resetting spring between end（46）.

7. a kind of appendix forceps with locker according to any one of claim 1-2,4-6, which is characterized in that institute State pull rod（45）Close to handle（1）One end be provided with driven rack（12）, the handle（1）On be fixedly connected with it is described from Carry-over bar（12）The driving gear of engagement（11）.