CN209107440U

CN209107440U - A kind of parathyroid tissue pulling clamp

Info

Publication number: CN209107440U
Application number: CN201821849615.1U
Authority: CN
Inventors: 朱昕; 姜庆
Original assignee: Guizhou Provincial Peoples Hospital
Current assignee: Guizhou Provincial Peoples Hospital
Priority date: 2018-11-09
Filing date: 2018-11-09
Publication date: 2019-07-16
Anticipated expiration: 2028-11-09

Abstract

A kind of parathyroid tissue pulling clamp, the utility model relates to surgical clamp technical fields, wherein handle is fixed on clamp, two clamps set fixation by rotation axis hinge, sliding slot is fixedly installed on the handle, sliding is provided with screw in sliding slot, screw rod is installed in screw, and the bottom for being located at sliding slot is supported in screw rod activity, cushion block is fixedly installed on screw rod, cushion block on opposite handle work in coordination activity support set: the end of the rotation axis is fixedly installed nut, thread groove is provided in rotation axis, locking nut is installed with by thread groove in rotation axis, clamp is folded between nut and locking nut；Its clamp is hinged by rotation axis, and rotation axis is detachable, and pulling clamp is facilitated to clean, and the cushion block on handle is slidably adjusted, and control pulling clamp is facilitated to close up degree.

Description

A kind of parathyroid tissue pulling clamp

Technical field

The utility model relates to surgical clamp technical fields, and in particular to a kind of parathyroid tissue pulling clamp.

Background technique

Pulling clamp is that the medical instrument for being used to assist in the treatment of in a kind of operative treatment is led according to the difference of operative site The specific size and shape of draw vice are different.

In thyroid operation, doctor needs to be auxiliarily fixed by pulling clamp, or mobile corresponding tissue, it is convenient into Row treatment；After having carried out an operation, the surgical apparatus used, which needs to recycle, carries out cleaning and sterilizing, facilitates next use, but It is pulling clamp as a kind of scissor-shaped instrument, not easy cleaning between the crack of two clamp is easy accumulation bacterium, causes safety Accident；

Existing part pulling clamp is provided with cushion block on handle, to control the degree of closing up of handle, but this kind of cushion block It is integrally formed and is arranged on handle, it is irremovable, it can not be regulated and controlled size degree.

Utility model content

The purpose of this utility model is that in view of the drawbacks of the prior art and insufficient, provide that a kind of structure is simple, design is closed Reason, parathyroid tissue pulling clamp easy to use, clamp is hinged by rotation axis, and rotation axis is detachable, facilitates pulling clamp clear It washes, the cushion block on handle is slidably adjusted, and control pulling clamp is facilitated to close up degree.

In order to achieve the above purposes, the technical solution adopted by the utility model is:, and it includes clamp, handle, rotation axis, wherein Handle is fixed on clamp, and two clamps set fixation by rotation axis hinge, it is characterised in that: fixation is set on the handle It is equipped with sliding slot, sliding is provided with screw in sliding slot, screw rod is installed in screw, and the bottom for being located at sliding slot, spiral shell are supported in screw rod activity It is fixedly installed cushion block on bar, the activity of working in coordination of the cushion block on opposite handle is supported and set: the end of the rotation axis is fixed It is provided with nut, is provided with thread groove in rotation axis, locking nut is installed with by thread groove in rotation axis, clamp is folded in spiral shell Between cap and locking nut.

Further, flat thrust ball bearing is arranged in the rotation axis, and flat thrust ball bearing is folded in institute The hinge stated is located between two clamps together.

Further, several pin holes are provided on the clamp, rotation axis cooperation is threaded through in pin hole.

Further, it is fixedly installed plier on the clamp, limited block is fixedly installed on plier, is arranged on clamp There is limiting slot, limited block is slidably arranged in limiting slot, and activity is inserted with positioning pin on limited block, and positioning pin passes through limited block It is plugged in the bottom of limiting slot afterwards.

Further, it is tied up by traction rope equipped with fixture block on the handle, fixture block activity is folded in described two mutually It mutually cuts with scissors between the clamp set, is arranged fluted on clamp, fixture block is plugged in groove, and accommodating groove is provided on handle, and fixture block is living It is dynamic to be plugged in accommodating groove.

Further, sheath is arranged in the rotation axis, clamp activity is set on sheath.

After adopting the above structure, the utility model has the beneficial effect that a kind of parathyroid tissue described in the utility model is led Draw vice, clamp is hinged by rotation axis, and rotation axis is detachable, and pulling clamp is facilitated to clean, and the cushion block on handle is slidably adjusted The advantages that section facilitates control pulling clamp to close up degree, and the utility model has structure simple, and setting is reasonable, low manufacture cost.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

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

Fig. 2 is the lateral view of Fig. 1.

Fig. 3 is the structural schematic diagram of clamp and handle in the utility model.

Fig. 4 is the structural schematic diagram of sliding slot and cushion block in the utility model.

Description of symbols:

Clamp 1, handle 2, rotation axis 3, sliding slot 4, screw 5, screw rod 6, cushion block 7, nut 8, locking nut 9, flat thrust Ball bearing 10, pin hole 11, plier 12, limited block 13, limiting slot 14, positioning pin 15, traction rope 16, fixture block 17, groove 18, storage Slot 19, sheath 20.

Specific embodiment

The utility model will be further described below with reference to the accompanying drawings.

Referring to as Figure 1-Figure 4, present embodiment includes clamp 1, handle 2, rotation axis 3, wherein 2 one of handle For casting and forming on clamp 1, two clamps 1 set fixation by the hinge of rotation axis 3, it is characterised in that: weld on the handle 2 solid Surely there is sliding slot 4, sliding is provided with screw 5 in sliding slot 4, and detailed catalogue 5 not can be rotated in sliding slot 4, and screw rod 6 is installed in screw 5, And the bottom for being located at sliding slot 4 is supported in 6 activity of screw rod, is welded with cushion block 7 on screw rod 6, is provided on the side wall of cushion block 7 anti-skidding Line, the activity of working in coordination of the cushion block 7 on two opposite handles 2 are supported and set: the end of the rotation axis 3 is welded with nut 8, be provided with thread groove in rotation axis 3, locking nut 9 be installed with by thread groove in rotation axis 3, clamp 1 be folded in nut 8 with Between locking nut 9, two clamps 1 be can be rotated.

Further, flat thrust ball bearing 10, and 10 sandwiched of flat thrust ball bearing are arranged in the rotation axis 3 It is located between two clamps 1 together in the hinge, in use, sundries can be filled between two clamps 1, influence to clamp 1 rotation of folder, it is smooth that flat thrust ball bearing 10 can keep clamp 1 to rotate.

Further, there are two pin holes 11, the cooperation of rotation axis 3 to be threaded through in pin hole 11, change for setting on the clamp 1 The expandable maximum magnitude of clamp 1 is adjusted in the pin hole 11 that rotation axis 3 is inserted into.

Further, it is arranged with plier 12 on the clamp 1, is welded with limited block 13 on plier 12, on clamp 1 It is provided with limiting slot 14, limited block 13 is slidably arranged in limiting slot 14, and activity is inserted with positioning pin 15 on limited block 13, and fixed Position pin 15 is plugged in the bottom of limiting slot 14 after limited block 13, replaces plier 12, and pulling clamp can be made to have different uses Effect.

Further, it is tied up by traction rope 16 equipped with fixture block 17 on the handle 2,17 activity of fixture block is folded in described Two are cut with scissors mutually between the clamp 1 set, and fluted 18 are arranged on clamp 1, and fixture block 17 is plugged in groove 18, is arranged on handle 2 There is accommodating groove 19,17 activity of fixture block is plugged in accommodating groove 19, and fixture block 17 is clipped between clamp 1, be can avoid clamp 1 and is closed completely Hold together, can be adjusted during clamping.

Further, sheath 20 is arranged in the rotation axis 3,1 activity of clamp is set on sheath 20, protects upper shield Firmly rotation axis 3 prevent from crushing patient during rotation.

The working principle of present embodiment is: user holds pulling clamp and performs the operation, and turns the pad loosed one's grip on handle 2 Block 7 slides cushion block 7 by screw 5 on sliding slot 4, behind the position for adjusting cushion block 7, screws cushion block 7 and screw rod 6 is made to resist sliding slot 4, so that fixing screw 5 and cushion block 7 will not slide, the cushion block 7 on two handles 2 can be resisted mutually, and then control handle 2 Close up distance, so that adjust clamp 1 closes up degree；Limited block 13 on plier 12 is slid into the limiting slot 14 on clamp 1 In, and positioning pin 15 is plugged, different pliers 12 can be installed additional, to adapt to various forms of operations；In use, it needs It is positioned and is finely tuned before clamping, fixture block 17 is clipped in the groove 18 on clamp 1 at this time, so that clamp 1 will not It clamps, can be adjusted, after being adjusted in place, extract fixture block 17 out, put it into accommodating groove 19, it can clamp operation；Rotation axis 3 can It is dismantled by the locking nut 9 for unscrewing thereon, the different pin hole 11 in front and back may be selected, rotation axis 3 is installed, thus to drawing The opening degree of pincers accepts degree etc. and is adjusted.

After adopting the above structure, present embodiment is advantageously:

1, the cushion block 7 on handle 2 slidably, only needs rotating pad 7 whether controlling its sliding, cushion block 7 can control hand Close up distance between handle 2, and then control clamp 1 closes up distance.

2, two clamps 1 are carried out hingedly by rotation axis 3, and the locking nut 9 of limit clamping is installed in rotation axis 3, So that clamp 1 is detachable, facilitate installation, while finishing easy to disassemble.

The above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, those of ordinary skill in the art couple The other modifications or equivalent replacement that the technical solution of the utility model is made, without departing from technical solutions of the utility model Spirit and scope should all cover in the scope of the claims of the utility model.

Claims

1. a kind of parathyroid tissue pulling clamp, it includes clamp (1), handle (2), rotation axis (3), and wherein handle (2) fixation is set It sets on clamp (1), two clamps (1) set fixation by rotation axis (3) hinge, it is characterised in that: fixed on the handle (2) It is provided with sliding slot (4), sliding is provided with screw (5) in sliding slot (4), is installed with screw rod (6) in screw (5), and screw rod (6) activity It to the bottom for being located at sliding slot (4), is fixedly installed on screw rod (6) cushion block (7), the cushion block (7) on opposite handle (2) mutually matches Conjunction activity is supported and set: the end of the rotation axis (3) is fixedly installed nut (8), and rotation axis is provided with thread groove on (3), is turned It is installed with locking nut (9) on moving axis (3) by thread groove, clamp (1) is folded between nut (8) and locking nut (9).

2. a kind of parathyroid tissue pulling clamp according to claim 1, it is characterised in that: covered in the rotation axis (3) Equipped with flat thrust ball bearing (10), and flat thrust ball bearing (10) is folded in the hinge and is located at two clamps together (1) between.

3. a kind of parathyroid tissue pulling clamp according to claim 1, it is characterised in that: be arranged on the clamp (1) Have several pin holes (11), rotation axis (3) cooperation is threaded through in pin hole (11).

4. a kind of parathyroid tissue pulling clamp according to claim 1, it is characterised in that: fixed on the clamp (1) It is provided with plier (12), is fixedly installed on plier (12) limited block (13), is provided on clamp (1) limiting slot (14), limited Block (13) is slidably arranged in limiting slot (14), and activity is inserted with positioning pin (15) on limited block (13), and positioning pin (15) is worn It crosses after limited block (13) and is plugged in the bottom of limiting slot (14).

5. a kind of parathyroid tissue pulling clamp according to claim 1, it is characterised in that: pass through on the handle (2) Traction rope (16) is tied up equipped with fixture block (17), and fixture block (17) activity is folded in described two and cuts with scissors mutually between the clamp (1) set, clamps It is arranged fluted (18) on folder (1), fixture block (17) is plugged in groove (18), and accommodating groove (19), fixture block are provided on handle (2) (17) activity is plugged in accommodating groove (19).

6. a kind of parathyroid tissue pulling clamp according to claim 1, it is characterised in that: covered in the rotation axis (3) Equipped with sheath (20), clamp (1) activity is set on sheath (20).