CN214857209U

CN214857209U - A nipper for wicresoft's thoracoscope operation

Info

Publication number: CN214857209U
Application number: CN202120724453.4U
Authority: CN
Inventors: 杨晓涵; 于洪涛; 张锐; 赵怀玉
Original assignee: Fuwai Hospital of CAMS and PUMC
Current assignee: Fuwai Hospital of CAMS and PUMC
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-11-26
Anticipated expiration: 2031-04-09

Abstract

The utility model discloses a nipper for minimally invasive thoracoscopic surgery, which comprises a nipper, a nipper II and a connecting mechanism, wherein the connecting mechanism is arranged between the nipper I and the nipper II, the nipper I and the nipper II respectively comprise a first nipper body, a second nipper body and a connecting ring, the first nipper body is provided with a movable through hole, the nipper mouth part of the second nipper body passes through the movable through hole, the connecting ring is arranged at the tail ends of the first nipper body and the second nipper body, and the nipper mouths of the first nipper body and the second nipper body on the nipper II are of arc structures; the connecting mechanism comprises a traction rope, a connecting rod and a connecting block, the connecting block is movably sleeved on the connecting ring and is rotatably connected with one end of the connecting rod, the other end of the connecting rod is connected with the traction rope, and a traction plate is movably arranged on the traction rope; when the multifunctional traction forceps are used, the first grasping forceps and the second grasping forceps can be used for synchronously drawing tissues in the thoracic cavity of a patient so as to perform operation, and the multifunctional traction forceps have the characteristics of simplicity and convenience in use and good synchronism.

Description

A nipper for wicresoft's thoracoscope operation

Technical Field

The utility model belongs to the technical field of medical treatment operation apparatus, concretely relates to a nipper for wicresoft's thoracoscope operation.

Background

The thoracoscope surgery refers to a novel minimally invasive thoracic surgery technology which uses a modern camera shooting technology and high-tech surgical instrument equipment to complete complicated thoracic operations under a chest wall sleeve or a tiny incision (TV assisted thoracoscope surgery); thus, less tissue damage is experienced than in conventional surgery; through a minimally invasive incision, a surgeon can insert a tiny light source, a camera and surgical instruments to observe the pathological changes in the chest cavity of a patient; the surgical operation can be guided; compared with the traditional operation, the minimally invasive thoracoscopic operation causes less damage and smaller scars;

in minimally invasive thoracoscopic surgery, the grasper is generally used to grasp and lift or fix tissues (such as lymph, blood vessels, lung tissues) by its grasping end, and to pull and fix the tissues, whereas in the prior art, such as the utility model patent No. 201420050884.7, only a single grasper is used to pull the abdominal tissues of a patient; the single traction of local tissues can be performed, and in the operation process, a part of abdominal tissues of a patient is required to be operated, so that the problem in minimally invasive thoracoscopic surgery cannot be well solved by using the grasping forceps.

Disclosure of Invention

To the defect that above-mentioned prior art exists, the utility model aims to provide a nipper for wicresoft's thoracoscope operation, when using, can be synchronous pull the tissue of patient's thorax through using nipper and No. two nippers to carry out the operation, have characteristics that convenience simple to use, synchronism are good.

In order to achieve the above object, the utility model adopts the following technical scheme:

a grasping forceps for minimally invasive thoracoscopic surgery comprises a first grasping forceps, a second grasping forceps and a connecting mechanism, wherein the connecting mechanism is arranged between the first grasping forceps and the second grasping forceps and connects the first grasping forceps with the second grasping forceps; the first grasping forceps and the second grasping forceps respectively comprise a first forceps body, a second forceps body and a connecting ring, a movable through hole is formed in the first forceps body, a forceps mouth part of the second forceps body penetrates through the movable through hole to be movably connected with the first forceps body, the connecting ring is arranged at the tail ends of forceps handles of the first forceps body and the second forceps body to connect the first forceps body with the second forceps body, and the forceps mouth parts of the first forceps body and the second forceps body arranged on the second grasping forceps are of arc-shaped structures; coupling mechanism includes haulage rope, connecting rod and connecting block, connecting block movable sleeve establishes on the go-between, and rotates with the one end of connecting rod and be connected, the other end and the haulage rope of connecting rod are connected, and the activity is provided with the traction plate on the haulage rope, utilize the traction plate to pull No. one nipper and No. two nipper.

Preferably, the first clamp body and the second clamp body are correspondingly provided with traction holes, and the traction holes are matched with traction bulges arranged at the jaw parts of the clip applier for use.

Preferably, the occluding teeth and the damaged groove which are mutually matched are correspondingly arranged on the occluding surfaces on the inner sides of the jaw parts of the first forceps body and the second forceps body, wherein the occluding teeth are symmetrically arranged on two sides of the damaged groove.

Preferably, the connecting ring is a spring connecting ring, and two connecting ends of the spring connecting ring are respectively connected with the tail ends of the forceps handles of the first forceps body and the second forceps body.

Preferably, the traction plate is provided with a finger hole and a through hole, and the traction rope penetrates through the through hole.

Preferably, the connecting block in be provided with the spout, the tail end of connecting rod is provided with the slider, the slider is installed in the spout, and is provided with the side contact of pulley pearl and slider on the lateral wall about the spout.

The utility model has the advantages that: the utility model discloses a nipper for wicresoft's thoracoscope operation compares with prior art, the utility model discloses an improvement part lies in:

(1) the utility model designs a nipper for minimal access thoracoscope operation, including a nipper, a nipper and a coupling mechanism, when using, the thorax tissue of the patient is clamped through the occluding force of the intermeshing of the occluding teeth of the nipper mouths of the nipper and the second nipper and the elasticity of the spring, and is synchronously pulled, and the minimal access thoracoscope operation is carried out;

(2) meanwhile, when the tractor is used for dragging the first grasping forceps and the second grasping forceps, the synchronism is good, and the operation is simple and convenient.

Drawings

Fig. 1 is a schematic structural view of the grasping forceps for minimally invasive thoracoscopic surgery of the utility model.

Fig. 2 is a schematic structural view of the first grasping forceps of the present invention.

Fig. 3 is a schematic structural view of the second grasping forceps of the present invention.

Fig. 4 is a partial enlarged view of the a part of the second grasper of the present invention.

Fig. 5 is a schematic structural diagram of the connection mechanism of the present invention.

Fig. 6 is a partial enlarged view of the connection mechanism B of the present invention.

Fig. 7 is a schematic structural view of the traction plate of the present invention.

Fig. 8 is a schematic structural view of the jaw portion of the clip applier of the present invention.

Wherein: 1. the first gripper, the second gripper, the movable through hole, the drawing hole, the gripper mouth, the movable through hole, the jaw, the movable through hole, the snap tooth, the broken groove, the connection mechanism, the connection rope, the connection rod, the slide block, the drawing plate, the finger hole, the connection block, the sliding groove, the clamp, the clamping part, the clamping groove, and the drawing protrusion, are sequentially arranged from top to bottom, and the first gripper, the second gripper, the movable through hole, the jaw, the movable through hole, the drawing groove, the connection rod, the sliding block, the finger hole, the clamping part, the clamping groove, and the clamping protrusion.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following describes the technical solution of the present invention with reference to the accompanying drawings and embodiments.

Referring to the attached drawings 1-8, the grasping forceps for minimally invasive thoracoscopic surgery comprise a first grasping forceps 1, a second grasping forceps 2 and a connecting mechanism 3, wherein the connecting mechanism 3 is arranged between the first grasping forceps 1 and the second grasping forceps 2, and the first grasping forceps 1 and the second grasping forceps 2 are connected to form a complete grasping forceps mechanism; the first grasping forceps 1 and the second grasping forceps 2 respectively comprise a first forceps body 21, a second forceps body 22 and a connecting ring 23, a movable through hole 26 is formed in the first forceps body 21, a forceps mouth part of the second forceps body 22 penetrates through the movable through hole 26 to be movably connected with the first forceps body 21, the connecting ring 23 is arranged at the tail end of a forceps handle of the first forceps body 21 and the tail end of a forceps handle of the second forceps body 22, the first forceps body 21 and the second forceps body 22 are used for forming the first grasping forceps 1 and the second grasping forceps 2, and in order to facilitate traction and clamping of tissues in a thoracic cavity of a patient in use, the forceps mouth parts 25 of the first forceps body 21 and the second forceps body 22 arranged on the second grasping forceps 2 are of arc structures, and the forceps mouth parts 25 of the first forceps body 21 and the second forceps body 22 arranged on the first grasping forceps 1 are of straight structures; coupling mechanism 3 includes haulage rope 31, connecting rod 32 and connecting block 35, connecting block 35 movable sleeve establishes on go-between 23, is connected a nipper 1 and No. two nippers 2, and connecting block 35 rotates with the one end of connecting rod 32 and is connected (be convenient for when using, rotate a nipper 1 or No. two nippers 2), the other end and the haulage rope 31 of connecting rod 32 are connected, and the activity is provided with the traction plate 34 on haulage rope 31, utilize traction plate 34 to carry out synchronous traction to a nipper 1 and No. two nippers 2.

Preferably, for being convenient for put into patient's abdominal cavity with No. one nipper 1 and No. two nipper 2 and pull when using first pincers body 21 and second pincers body 22 on all correspond and be provided with traction hole 24, traction hole 24 uses with the cooperation of the protruding 43 that pulls that sets up at the jaw portion of executing clamp 4, promptly when using, with the afterbody block of No. one nipper 1 or No. two nipper 2 in executing clamp 4 jaw portion, pull protruding 43 and pass traction hole 24, pull No. one nipper 1 and No. two nipper 2.

Preferably, for the area of contact of increase pincers mouth 25 and patient's thorax tissue, be convenient for pull first pincers body 21 and second pincers body 22 all correspond on the pincers mouth 25 inboard occlusal surface and be provided with interlock tooth 27 and the damaged groove 28 that mutually support and use, wherein interlock tooth 27 symmetry sets up the both sides in damaged groove 28, when using, the damaged groove 28 that utilizes two symmetries to set up increases the area of contact between thorax tissue and the nipper mouth 25, presss from both sides thorax tissue, prevents that thorax tissue from droing at the in-process of pulling.

Preferably, in order to ensure the elastic force of the connecting ring 23 and thus the clamping force thereof, the connecting ring 23 is designed as a spring connecting ring, and two connecting ends of the spring connecting ring are respectively connected with the ends of the handle of the first forceps body 21 and the second forceps body 22.

Preferably, in order to facilitate the traction plate to move and further ensure synchronous traction, a finger hole 341 and a through hole 342 are formed in the traction plate 34, and the traction rope 31 passes through the through hole 342.

Preferably, for reducing the tension when pulling, reduce and pull the dynamics connecting block 35 in be provided with spout 351, the tail end of connecting rod 32 is provided with slider 33, slider 33 installs in spout 351, and is provided with the side contact of pulley pearl with slider 33 on the lateral wall about spout 351 to reduce the tension when pulling, reduce and pull the dynamics, avoid haring patient's thorax tissue.

The use process and the use principle of the nipper are as follows:

firstly, clamping a first grasping forceps 1 and a second grasping forceps 2 by using a forceps, placing the first grasping forceps 1 and the second grasping forceps 2 in the thoracic cavity of a patient, and clamping the thoracic tissue of the patient; then, according to the operation requirement, the traction plate 34 is slid leftwards and rightwards, the fingers are inserted into the finger holes 341, the traction plate 34 is slightly pulled, the first grasper 1 and the second grasper 2 are used for pulling the thoracic tissues of the patient, and the minimally invasive thoracoscopic operation is carried out.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a nipper for wicresoft's thoracoscope operation which characterized in that: the automatic gripping device comprises a first gripping tongs (1), a second gripping tongs (2) and a connecting mechanism (3), wherein the connecting mechanism (3) is arranged between the first gripping tongs (1) and the second gripping tongs (2) and connects the first gripping tongs (1) with the second gripping tongs (2); the first grasping forceps (1) and the second grasping forceps (2) respectively comprise a first forceps body (21), a second forceps body (22) and a connecting ring (23), a movable through hole (26) is formed in the first forceps body (21), a forceps mouth portion of the second forceps body (22) penetrates through the movable through hole (26) to be movably connected with the first forceps body (21), the connecting ring (23) is arranged at the tail ends of forceps handles of the first forceps body (21) and the second forceps body (22), the first forceps body (21) is connected with the second forceps body (22), and the forceps mouth portions (25) of the first forceps body (21) and the second forceps body (22) arranged on the second grasping forceps (2) are of arc-shaped structures; coupling mechanism (3) include haulage rope (31), connecting rod (32) and connecting block (35), connecting block (35) activity cover is established on go-between (23), and rotates with the one end of connecting rod (32) and be connected, the other end and the haulage rope (31) of connecting rod (32) are connected, and the activity is provided with towing plate (34) on haulage rope (31), utilize towing plate (34) to pull No. one nipper (1) and No. two nipper (2).

2. The grasper for minimally invasive thoracoscopic surgery according to claim 1, wherein: the first clamp body (21) and the second clamp body (22) are correspondingly provided with traction holes (24), and the traction holes (24) are matched with traction bulges (43) arranged at the jaw part of the clip applier (4) for use.

3. The grasper for minimally invasive thoracoscopic surgery according to claim 1, wherein: the inner side occlusal surfaces of the jaw parts (25) of the first jaw body (21) and the second jaw body (22) are correspondingly provided with occlusion teeth (27) and a damaged groove (28) which are matched with each other for use, wherein the occlusion teeth (27) are symmetrically arranged on two sides of the damaged groove (28).

4. The grasper for minimally invasive thoracoscopic surgery according to claim 1, wherein: the connecting ring (23) is a spring connecting ring, and two connecting ends of the spring connecting ring are respectively connected with the tail ends of the forceps handles of the first forceps body (21) and the second forceps body (22).

5. The grasper for minimally invasive thoracoscopic surgery according to claim 1, wherein: the traction plate (34) is provided with a finger hole (341) and a through hole (342), and the traction rope (31) penetrates through the through hole (342).

6. The grasper for minimally invasive thoracoscopic surgery according to claim 1, wherein: the connecting block (35) is internally provided with a sliding groove (351), the tail end of the connecting rod (32) is provided with a sliding block (33), the sliding block (33) is installed in the sliding groove (351), and the left side wall and the right side wall of the sliding groove (351) are provided with pulley beads which are in contact with the side faces of the sliding block (33).