CN209236225U - A kind of biopsy forceps of endoscope - Google Patents

Abstract

The utility model discloses a kind of biopsy forceps of endoscope comprising binding clip component, wire digging line, spring hose, positioning component and handle；The binding clip component includes binding clip seat, left binding clip, right binding clip, left connecting rod and right connecting rod, the middle part of the left binding clip and the middle part of right binding clip are hinged in binding clip seat, the head end of the end and left connecting rod of the end of left binding clip and hinged, the right binding clip of the head end of right connecting rod is hinged, the end of left connecting rod and the end of right connecting rod are hinged in binding clip seat, and one end of the wire digging line is connected to the hinged place of left connecting rod and right connecting rod；Described spring hose one end is connect with binding clip seat, and the other end is connect with handle；The interlude of the wire digging line is connect with binding clip seat.The utility model structure is simple and convenient to operate, and sampling can be effectively prevent to fall.

Description

A kind of biopsy forceps of endoscope

Technical field

The utility model belongs to medical apparatus and instruments technical field more particularly to a kind of biopsy forceps of endoscope.

Background technique

Lesion of the endoscopies such as gastroscope and colonoscopy due to can intuitively observe gastrointestinal location, thus be current clinic Common detection methods.In endoscopic procedure, doctor also tends to first pass through endoscope by living tissue sample pickup tongs, So that living tissue sample pickup tongs is directly reached patient's body, is taken out centainly using cutting, clamping the methods of to take or puncture from patient's body The pathological tissues of amount carry out pathological examination, can make specific histopathological diagnosis to most inspection cases, this Kind inspection method is that inside of human body pathological tissues obtain the most efficient approach of pathological diagnosis most convenient, therefore, living tissue sampling Pincers are in clinical endoscopy examination with very extensive.

It is living that the utility model patent of Chinese patent net Publication No. CN204581354U discloses a kind of disposable endoscope Body sample pickup tongs, it include binding clip seat, be mounted on binding clip seat upper grip head component, spring outer tube, the pull rod being arranged in spring outer tube, Handle and slip ring, the binding clip component include fixed pliers head, movable binding clip and the company for being hinged on the first end of the adjustable clamp Bar, the fixed pliers head jaw are fixedly mounted on downwards on the binding clip seat, and the movable binding clip jaw can turn upwards It is dynamic to be hinged on the binding clip seat, the other end of the hinged pull rod of the other end of the connecting rod, the fixed pliers head with Angle between the binding clip seat is 10~90 °.In above-mentioned patent when binding clip clamps sampling, also need medical staff cannot pine Hand, otherwise binding clip can be opened again, so that sampling is fallen.

Utility model content

Based on background technique there are the problem of, the purpose of this utility model is to provide it is a kind of it is easy to operate, can take The biopsy forceps of endoscope for fixing binding clip after sample.

For the attainment of one's purpose, technical solution provided by the utility model are as follows:

The utility model relates to a kind of biopsy forceps of endoscope comprising binding clip component, wire digging line, spring hose, Positioning component and handle；The binding clip component includes binding clip seat, left binding clip, right binding clip, left connecting rod and right connecting rod, the left pincers The middle part of head and the middle part of right binding clip are hinged in binding clip seat, the end of left binding clip and hinged, the right binding clip of the head end of right connecting rod The head end of end and left connecting rod is hinged, and the end of left connecting rod and the end of right connecting rod are hinged in binding clip seat, the wire digging line One end be connected to the hinged place of left connecting rod and right connecting rod；Described spring hose one end is connect with binding clip seat, the other end and hand Handle connection；The interlude of the wire digging line is connect with binding clip seat；

The positioning component is fixed on handle, and positioning component includes knob, top rotary table, lower rotary table, shaft and positioning Pin, the top rotary table and lower rotary table are connected by a hinge, and the knob is fixed on top rotary table, the positioning Pin is mounted on the side of knob and is slidably connected with handle, and the knob is equipped with dowel hole；The steel wire zipper is another One ends wound is fixed in shaft.Operation is mainly facilitated using the structure of knob when in use, and is taking out living body post-tensioning Positioning pin can self-resetting out.

Preferably, the end of the left binding clip and right binding clip has and the integrated binding clip articulated shaft of its binding clip, a left side respectively The head end of connecting rod and right connecting rod offers corresponding binding clip hinge hole, left binding clip and right connecting rod respectively and is cut with scissors by the binding clip of left binding clip Hinged in the binding clip hinge hole of spindle insertion right connecting rod, right binding clip and left connecting rod are inserted by the binding clip articulated shaft of right binding clip Enter hinged in the binding clip hinge hole of left connecting rod, there is the end of a connecting rod to have and connecting rod in both left connecting rod and right connecting rod Integrated connecting rod articulated shaft, another connecting rod end correspondingly offer connecting rod hinge hole, connecting rod articulated shaft is inserted into connecting rod hinge Connect hole connection；The wire digging line is set on connecting rod articulated shaft.Binding clip articulated shaft and connecting rod articulated shaft and binding clip and connecting rod Integration is more convenient when mainly installation, and since part comparison is small, if it is split type structure, the operation needed is just Can be more complicated, difficulty is bigger.

It is had the following beneficial effects: compared with prior art with technical solution provided by the utility model

1, left binding clip and right binding clip are locked and can not be opened when taking out living body by positioning component by the utility model, convenient Sampling is taken out, and prevents sampling from falling.

2, the utility model is after living body taking-up, it is only necessary to pull out positioning, left binding clip and right binding clip can open automatically, fastly Speed is convenient.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the structural schematic diagram of binding clip component in the utility model；

Fig. 3 is the structural schematic diagram of positioning component in the utility model；

Specific embodiment

For the content for further appreciating that the utility model, the utility model is described in detail in conjunction with the embodiments, it is real below Example is applied for illustrating the utility model, but is not intended to limit the scope of the present invention.

In conjunction with Fig. 1, the present embodiment is related to a kind of biopsy forceps of endoscope, which is characterized in that it include binding clip component 1, Wire digging line 2, spring hose 3, positioning component 4 and handle 5；The binding clip component 1 includes binding clip seat 11, left binding clip 12, the right side Binding clip 13, left connecting rod 14 and right connecting rod 15, the middle part of the left binding clip 12 and the middle part of right binding clip 13 are hinged in binding clip seat 11, The head end of the end and left connecting rod 14 of the end of left binding clip 12 and hinged, the right binding clip 13 of the head end of right connecting rod 15 is hinged, left connecting rod 14 end and the end of right connecting rod 15 are hinged in binding clip seat, and one end of the wire digging line 2 is connected to left connecting rod 14 and the right side The hinged place of connecting rod 15；Described 3 one end of spring hose is connect with binding clip seat 11, and the other end is connect with handle 5；The knob 41 are equipped with dowel hole 411；The interlude of the wire digging line 2 is connect with binding clip seat 11.

In conjunction with Fig. 3, the positioning component 4 is fixed on handle 5, positioning component 4 include knob 41, top rotary table 42, under Turntable 43, shaft 44 and positioning pin 45, the top rotary table 42 and lower rotary table 43 are linked together by shaft 44, the rotation Button 41 is fixed on top rotary table 42, and the positioning pin 45 is mounted on the side of knob 41 and is slidably connected with handle 5, described The steel wire zipper other end is fastened in shaft 44.

It is cut with scissors as shown in Fig. 2, the end of the left binding clip 12 and right binding clip 13 has respectively with the integrated binding clip of its binding clip Spindle 16, binding clip articulated shaft 16 are slidably connected with binding clip seat 11, and the head end of left connecting rod 14 and right connecting rod 15 offers accordingly respectively Binding clip hinge hole 17, left binding clip 12 and right connecting rod 15 are inserted into the binding clip of right connecting rod 15 by the binding clip articulated shaft 16 of left binding clip 14 Hinged in hinge hole 17, the binding clip articulated shaft 16 that right binding clip 13 and left connecting rod 14 pass through right binding clip 16 is inserted into left connecting rod 14 Binding clip hinge hole 17 in it is hinged, have in 15 the two of left connecting rod 14 and right connecting rod a connecting rod end have and connecting rod one Connecting rod articulated shaft 18, the connecting rod articulated shaft 18 of body are slidably connected with binding clip seat 11, and the end of another connecting rod correspondingly offers Connecting rod hinge hole 19, connecting rod articulated shaft 18 are inserted into connecting rod hinge hole 19 and connect；The wire digging line 2 is set in connecting rod articulated shaft On 19.

Utility model works principle:

When in use, operator holds handle 5, and by endoscope, binding clip component 1 is protruded into patient by spring hose 3 Stomach among, originally left binding clip 12 and right binding clip 13 are in open configuration, take out one from patient's body using the method that takes of pincers Quantitative pathological tissues, pathological tissues are fallen among left binding clip 12 and right binding clip 13, turning knob 41, at this time knob 41 and positioning Pin 45 aligns, and knob 41 drives shaft 44 to rotate, and wire digging line 2, which is wrapped in shaft 44, makes wire digging line 2 connect connecting rod One end of articulated shaft 19 tenses, and after tension linkage articulated shaft 19, left connecting rod 14 and right connecting rod 15 are moved backward, left 12 He of binding clip Right binding clip 13 is closed, simultaneously because wire digging line 2 is connect with binding clip seat 11, so that binding clip seat 11 moves backward, spring hose 3 is received Positioning pin 45 is inserted into dowel hole 411 knob 41 is fixed by contracting.By pathological tissues after patient's body taking-up, it is fixed to pull out Position pin 45, under the action of spring hose 3, left binding clip 12 and right binding clip 13 open again, obtain pathological tissues.

Schematically the utility model and embodiments thereof are described above, description is not limiting, attached drawing Shown in also be the embodiments of the present invention, actual structure is not limited to this.So the common skill of this field Art personnel are enlightened by it, without deviating from the purpose of the present invention, are not inventively designed and the technology The similar frame mode of scheme and embodiment, all should belong to the protection range of the utility model.

Claims (2)

1. a kind of biopsy forceps of endoscope, it is characterised in that: it includes binding clip component, wire digging line, spring hose, positioning group Part and handle；The binding clip component includes binding clip seat, left binding clip, right binding clip, left connecting rod and right connecting rod, in the left binding clip Portion and the middle part of right binding clip are hinged in binding clip seat, the end of the end of left binding clip and hinged, the right binding clip of the head end of right connecting rod and The head end of left connecting rod is hinged, and the end of left connecting rod and the end of right connecting rod are hinged in binding clip seat, one end of the wire digging line It is connected to the hinged place of left connecting rod and right connecting rod；Described spring hose one end is connect with binding clip seat, and the other end is connect with handle； The interlude of the wire digging line is connect with binding clip seat；

The positioning component is fixed on handle, and positioning component includes knob, top rotary table, lower rotary table, shaft and positioning pin, institute The top rotary table and lower rotary table stated are connected by a hinge, and the knob is fixed on top rotary table, the positioning pin peace Mounted in knob side and be slidably connected with handle, the knob be equipped with dowel hole；The wire digging line other end It is fastened in shaft.

2. biopsy forceps of endoscope according to claim 1, it is characterised in that: the end of the left binding clip and right binding clip End has respectively offers corresponding binding clip hinge with the integrated binding clip articulated shaft of its binding clip, the head end of left connecting rod and right connecting rod respectively Connect hole, left binding clip and right connecting rod be inserted by the binding clip articulated shaft of left binding clip it is hinged in the binding clip hinge hole of right connecting rod, Hinged, left connecting rod in the binding clip hinge hole that right binding clip and left connecting rod pass through the binding clip articulated shaft insertion left connecting rod of right binding clip Have with the end for having a connecting rod in both right connecting rods with the integrated connecting rod articulated shaft of connecting rod, another connecting rod end correspondingly Connecting rod hinge hole is offered, connecting rod articulated shaft is inserted into the connection of connecting rod hinge hole；The wire digging line is set in connecting rod articulated shaft On.