CN219461351U

CN219461351U - Foreign matter forceps

Info

Publication number: CN219461351U
Application number: CN202320382059.6U
Authority: CN
Inventors: 王亚晴
Original assignee: Beijing Shijitan Hospital
Current assignee: Beijing Shijitan Hospital
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-08-04
Anticipated expiration: 2033-02-27

Abstract

The utility model provides a pair of foreign body forceps, relates to the technical field of medical equipment, and solves the technical problem that in the prior art, digestive tract mucous membrane is damaged in the process of taking out foreign bodies. The foreign matter forceps comprise a forceps body component, an inner sheath tube, a guide wire, a collecting part and a guide wire handle, wherein the forceps body component is provided with a guide hole, an outlet of the guide hole is arranged at a forceps head part close to the forceps body component, an inlet of the guide hole is arranged at a forceps tail part close to the forceps body component, the inner sheath tube is arranged in the guide hole in a sliding manner, the inner sheath tube can slide in the inlet and the outlet, the guide wire is arranged in the inner sheath tube in a penetrating manner in a sliding manner, the guide wire is close to one end of the forceps head, the collecting part is a pocket-shaped body with one opening, and the collecting part can extend out from the guide hole to one side of the forceps head and is opened towards the forceps head. The utility model is used for assisting the forceps body to collect the foreign matters by adopting the pocket-shaped collecting part with only one opening, thereby avoiding damage to the mucous membrane of the digestive tract due to the exposure of the sharp part of the foreign matters in the process of taking out.

Description

Foreign matter forceps

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a pair of foreign body forceps.

Background

The foreign body in upper digestive tract is a common emergency in clinic, can be taken in any age group, is a lesion remained in esophagus, stomach or duodenum caused by the intentional or unintentional swallowing of the object, such as fishbone, jujube pit, bone, denture, tablet with packaging skin and the like, and can be greatly damaged if not treated in time. At present, a method adopted clinically is to use a foreign body forceps to take out foreign bodies, and the foreign body forceps have risks of damaging alimentary canal mucous membranes when taking out large-shaped and sharp foreign bodies, and have risks of falling into an airway when clamping the foreign bodies to epiglottis when other foreign bodies such as date pits, fishbone and the like are relatively small. The prior method is that a transparent cap for foreign matters is worn at the front end of an endoscope, then the foreign matters are directly taken out of the body by using a foreign matter clamp, a snare, a stone taking basket, a stone taking net bag and the like under the guidance of the endoscope, when the foreign matters are clamped by the foreign matter clamp, the foreign matters are taken in the transparent cap as far as possible, but some foreign matters can not be completely taken in the transparent cap, the sharp part in the taking out process can damage the mucous membrane of the digestive tract, the snare, the stone taking basket, the stone taking net bag and the like are net bodies or net bags formed by a plurality of linear bodies, and the sharp foreign matters with big or irregular shapes, such as bones, tablets with packaging leather and the like, can extend out of the net bodies or the net bags in the taking out process, so that the risk of damaging the mucous membrane of the digestive tract exists.

Disclosure of Invention

The utility model aims to provide a pair of foreign body forceps, which solves the technical problem that in the prior art, the alimentary canal mucous membrane is damaged in the process of taking out foreign bodies. The preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a pair of foreign body forceps, which comprises a forceps body assembly, an inner sheath tube, guide wires, a collecting part and a guide wire handle, wherein a guide hole is formed in the forceps body assembly, an outlet of the guide hole is formed in a position close to a forceps head of the forceps body assembly, an inlet of the guide hole is formed in a position close to a forceps tail of the forceps body assembly, the inner sheath tube is slidably arranged in the guide hole, the inner sheath tube can slide in the inlet and the outlet, the guide wires are slidably arranged in the inner sheath tube in a penetrating mode, two ends of the guide wires penetrate through the inner sheath tube, the guide wires are provided with the collecting part at one end, close to the forceps head, of the guide wires, the guide wire handle is arranged at one end, close to the forceps tail, of the guide wires, the collecting part is a pocket-shaped body with only one opening, and the collecting part can extend out of the guide hole to one side of the forceps head and faces the forceps head.

Preferably, the opening is provided with a mouth opening ring, the mouth opening ring is an elastic filament, and when the collecting part extends out of the guide hole, the mouth opening ring is unfolded to open the opening.

Preferably, the device further comprises a hinging wire and a connecting part, wherein one end of the hinging wire is hinged with the guide wire, the other end of the hinging wire is connected with the collecting part, one end of the connecting part is connected with the hinging wire, and the other end of the connecting part is connected with the front end of the inner sheath tube.

Preferably, the device further comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is connected with the collecting part, the other end of the first connecting rod is hinged with one end of the second connecting rod, the other end of the second connecting rod is connected with one end, close to the clamp head, of the inner sheath tube, and the guide wire is connected with the first connecting rod.

Preferably, the wire guiding device further comprises a limiting body, one end of the limiting body is connected with one end, close to the hinging wire, of the guide wire, the other end of the limiting body extends to one side of the hinging wire, the limiting body is located on one side, far away from the pliers body assembly, of the guide wire, and the limiting body is used for limiting the hinging wire to rotate towards the pliers body assembly.

Preferably, the guide hole is arranged on the pipe wall of the clamp body assembly, and the inlet and the outlet are openings on the pipe wall.

Preferably, an inner sheath handle is arranged at one end of the inner sheath close to the tail of the pliers.

Preferably, the pliers body assembly comprises a pipe body, a pliers body, a transmission rod, a traction wire, a foreign matter pliers handle and a handle, wherein the pliers body is hinged to one end of the pipe body through the transmission rod, the transmission rod is positioned in the pipe body, the other end of the pipe body is provided with a sliding groove, the foreign matter pliers handle is slidably arranged in the sliding groove, one end of the traction wire is connected with the transmission rod, the other end of the traction wire is connected with the foreign matter pliers handle, and the handle is arranged at one end of the pipe body far away from the pliers body.

Preferably, the material of the collecting part is rubber.

The application adopts the technical scheme, possesses following beneficial effect at least:

the utility model provides a set up interior sheath pipe, the seal wire, collecting part and seal wire handle in this application, the last guide hole that has of clamp body subassembly, the export setting of guide hole is being close to clamp body subassembly's binding clip department, the import setting of guide hole is being close to clamp body subassembly's tail portion department, interior sheath pipe slidable sets up in the guide hole, interior sheath pipe can slide in import and export, interior sheath pipe can follow the import and push out the foreign matter that gets into human department and accept clamp body subassembly clamp, seal wire slidable wears to establish in interior sheath intraductal, the inner sheath pipe is all passed at the both ends of seal wire, the seal wire is close to the one end setting collecting part of binding clip, can make the collecting part extend to clamp body subassembly department through promoting the seal wire, the foreign matter that presss from both sides to get on the clamp body subassembly this time can place this collecting part in, the seal wire is close to clamp tail's one end setting up the seal wire handle, the collecting part is for having and only an open-ended pocket form body, the collecting part can stretch out to one side of binding clip from the guide hole, and the opening orientation the binding clip, the single foreign matter opening structure can be mostly exposed foreign matter opening orientation, and the naked direction of the naked can be avoided the alimentary canal of the naked part.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a pair of foreign matter forceps according to an embodiment of the utility model;

fig. 2 is a schematic view showing a partial structure of an inner sheath of a first embodiment of the foreign matter forceps according to the embodiment of the utility model;

fig. 3 is a schematic view showing a partial structure of an inner sheath of a second embodiment of the foreign matter forceps according to the present utility model in an extended state.

In the figure 1, a clamp body assembly; 101. a tube body; 102. a clamp body; 103. a transmission rod; 104. traction wire; 105. a foreign body forceps handle; 106. a handle; 2. an inner sheath; 3. a guide wire; 4. a collection section; 5. a guidewire handle; 6. a guide hole; 7. an outlet; 8. an inlet; 9. a mouth supporting ring; 10. a hinge wire; 11. a connection part; 12. a limiting body; 13. an inner sheath handle; 14. a sliding groove; 15. a first connecting rod; 16. and a second connecting rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

The embodiment of the utility model provides a pair of foreign body forceps, which mainly comprises a forceps body component 1, an inner sheath tube 2, a guide wire 3, a collecting part 4 and a guide wire handle 5, wherein the forceps body component 1 is a forceps body part structure of the foreign body forceps and is used for clamping foreign bodies, and the accompanying drawings are combined with the accompanying drawings 1 and 2. Be provided with guide hole 6 on the pincers body subassembly 1, guide hole 6 sets up in the pipe wall of pincers body subassembly 1, and the export 7 setting of guide hole 6 is being close to pincers head department of pincers body subassembly 1, and export 7 can supply collection portion 4 and interior sheath pipe 2 to stretch out, and in the in-service use, the foreign matter pincers can cooperate the scope to enter into in the human body, and this export 7 is located in the human body when pressing from both sides the foreign matter, pushes away collection portion 4 and interior sheath pipe 2 to human body through the mode of pushing the outside interior sheath pipe 2 of human body and seal wire handle. The import 8 of guide hole 6 sets up in the tail of pincers department that is close to pincers body subassembly 1, this import can supply interior sheath pipe 2 to slide in its inside, be sliding connection relation between interior sheath pipe 2 and the whole guide hole 6, so interior sheath pipe 2 can slide in guide hole 6, and interior sheath pipe 2 can slide in import 8 and export 7, guide wire 3 slidable wears to establish in interior sheath pipe 2, the both ends of guide wire 3 all pass interior sheath pipe 2, the one end that guide wire 3 is close to the binding clip sets up collecting part 4, the one end that guide wire 3 is close to the tail sets up guide wire handle 5, guide wire 3 can drive the back-and-forth movement of guide wire 3 under the circumstances of human outside push-pull guide wire handle 5, finally can drive the action of collecting part 4, collecting part 4 is the pocket form body that has and only an opening, collecting part 4 is totally closed part other parts except for an opening, the parcel that collecting part 4 can be fine is hidden in 6 before using, be in folded state, when using sheath pipe 2 and guide wire 3 are close to the one and the guide wire 3 is stretched out from the opening 4 and the guide hole is stretched out, the foreign matter can be avoided leading to the foreign matter to the collecting part to the injury to the collecting part to the opening 4 when the tip is stretched out in the opening 4, the collecting part is stretched out and the guide hole is formed in the opening 4 when the collecting part is exposed and the foreign matter is put away and the foreign matter is left to the collecting part is exposed to the collecting part.

In the specific embodiment of the application, the opening part is provided with the opening supporting ring 9, the opening supporting ring 9 adopts an elastic filament body, and can be made of metal wires, such as nickel-titanium alloy materials, and the material of the collecting part 4 is made of tough rubber or silica gel materials and the like, so that the collecting part 4 is compressed and folded when in the folding state of the guide hole 6, and the opening supporting ring 9 is unfolded and opened under the action of elasticity of the opening supporting ring 9 when the collecting part 4 extends out of the guide hole 6, and the collecting part 4 is in the pocket-shaped structure.

In this application, in the first embodiment, combine the figure 2 to show, still set up articulated silk 10 and connecting portion 11, combine figure 1 and figure 2, wherein articulated silk 10 one end is articulated with seal wire 3, collection portion 4 is connected to the other end, specific articulated silk is connected with propping mouthful ring 9, connecting portion 11 one end is connected with articulated silk 10, the other end is connected with the front end of interior sheath 2, the structural design that this kind of seal wire front end can buckle can make articulated silk 10 crooked under the circumstances of promoting seal wire 3, and then can drive collection portion 4 crooked, make things convenient for placing of foreign matter. The connection 11 may be a connection wire or a connection rod.

In the second embodiment of the present application, as shown in fig. 3, the device includes a first connecting rod 15 and a second connecting rod 16, one end of the first connecting rod 15 is connected with the collecting portion 4, the other end of the first connecting rod 15 is hinged with the second connecting rod 16, the first connecting rod 15 can rotate relative to the second connecting rod 16, the other end of the second connecting rod 16 is connected to the inner sheath 2, specifically, is fixedly connected to an end face of the inner sheath 2 near one end of the clamp head, the guide wire 3 passes through a through hole in the end face of the inner sheath 2 and the first connecting rod 15, and is connected to an end near the collecting portion 4, and the structure is capable of realizing bending of the collecting portion 4 under the condition of stretching the guide wire 3. Finally, the effect of conveniently covering the foreign matters is achieved.

For this application still sets up spacing body 12, through the rotation direction of spacing body 12 restriction collection portion 4, and then guarantee that the foreign matter falls into collection portion 4, combine first embodiment, spacing body 12 can adopt lamellar body or cubic body, spacing body 12 one end is connected near the one end of articulated silk 10 with seal wire 3, the other end of spacing body 12 extends to one side of articulated silk 10, the axis direction of the articulated post that needs to guarantee articulated silk 10 and seal wire 3 simultaneously is perpendicular with spacing body 12 length direction abnormal surface, spacing body 12 is located the one side that seal wire 3 kept away from clamp body subassembly 1, spacing body 12 is used for restricting articulated silk 10 and rotates towards clamp body subassembly 1 direction, so alright guarantee that articulated silk 10 rotates towards the direction of keeping away from spacing body 12.

In connection with the second embodiment, the limiting body 12 is provided at the hinge of the first connecting rod 15 and the second connecting rod 16, such as at the hinge position between the upper guide wire 3 and the hinge wire 10, in order to limit the swing direction of the first connecting rod 15.

An inner sheath handle 13 is arranged at one end of the inner sheath 2 close to the tail of the pliers, and the inner sheath handle 13 can be pushed and pulled to drive the inner sheath 2 to move.

In this application, pincers body subassembly 1 includes body 101, pincers body 102, transfer line 103, traction wire 104, foreign matter pincers handle 105 and handle 106, set up guide hole 6 on the inner wall of one side of body 101, import 8 and export 7 on this guide hole 6 all set up on the lateral wall of body 101, this guide hole 6 is close to the one end department that the binding clip set up curved oblique terminal surface and extends to export 7 departments, so when pushing interior sheath pipe 2 and seal wire, collection portion 4 can move towards export 7 after touching this arc inclined plane, gets into and stretches out smoothly. It should be noted that the inner sheath tube 2 is made of deformable plastic or silica gel. The clamp body 102 is hinged at one end of the pipe body 101 through the transmission rod 103, the clamp body 102 is located outside the pipe body 101, the number of the clamp bodies 102 is two, the two clamp bodies 102 are driven to open and close by the transmission rod 103 composed of four hinging rods shown in the accompanying drawings 1 and 2, the transmission rod 103 is located inside the pipe body 101, the transmission rod 103 is connected with one end of the traction wire 104, the other end of the traction wire 104 is connected with the foreign body clamp handle 105, a sliding groove 14 is arranged at one end of the pipe body 101 far away from the clamp body 102, the foreign body clamp handle 105 is slidably arranged in the sliding groove 14, the sliding groove 14 is arranged along the length of the pipe body 101, the foreign body clamp handle 105 moves back and forth along the sliding groove 14 to drive the action of the traction wire 104, and the indirect drive of the transmission rod 103 is driven to act to drive the opening and closing of the clamp body 102. The traction wire 104 is a metal wire with deformation capability, such as nickel-titanium alloy material, is not easy to deform and has good elasticity, so that the traction and pushing effects can be achieved, and medical stainless steel wires can be adopted, so that the elasticity is good and the strength is high.

Handle 106 sets up in the one end that body 101 kept away from pincers body 102, and handle 106 makes things convenient for medical personnel to grasp.

The operation mode of the foreign matter forceps according to the first embodiment is as follows:

the foreign matter forceps are matched with an endoscope for use, foreign matters are found under the guidance of the endoscope, then the foreign matter forceps handle 105 is pushed forward, at the moment, the forceps body 102 is opened, a medical staff operates and clamps the foreign matters, the foreign matter forceps handle 105 is pulled backward, after the foreign matters are taken, at the moment, the foreign matter forceps handle 105 is not moved, the inner sheath tube handle 13 is pushed forward, the guide wire 3 is kept motionless relative to the inner sheath tube 2, the collecting part 4 can come out from the outlet 7 during pushing, the guide wire handle 5 is pushed forward, the hinge wire 10 is bent relative to the guide wire 3 during pushing, the collecting part 4 is bent towards the forceps body, the bending angle can be 60-120 degrees, in the application, the bending angle can be 90 degrees, the inner sheath tube handle 13 is pushed forward or pulled backward according to the relative position of the collecting part 4 and the foreign matters, the distance between the foreign matters and the collecting part 4 is adjusted, after the adjustment is finished, the foreign matter clamp handle 105 is pushed forward to loosen the foreign matter, the foreign matter is placed in the rubber bag, the foreign matter is described as default foreign matter and the collecting part 4 is described, the operation can be performed according to the needs in specific practical operation, at this time, the guide wire handle 5 is pulled backward, the collecting part 4 becomes a straight line, the inner sheath handle 13 is pulled backward until the position of the outlet 7 is pulled, the opening of the collecting part 4 can be tightened in the pulling process because the opening supporting ring 9 is an elastic filament, at this time, the endoscope can be taken out while the foreign matter clamp moves along with the endoscope, the collecting part 4 wraps the foreign matter, the opening faces and is close to the sharp part of the tube 101 to avoid the foreign matter from being exposed to damage the alimentary canal mucous membrane, and the falling into the airway in the taking-out process can be avoided.

The foreign body forceps according to the second embodiment of the present application is different from the first embodiment only in the parts operated during bending when the foreign body forceps are taken, and the bending mode is described herein, and the other parts are not repeated, so that when the collection portion 4 is complete towards the forceps body direction, the collection portion 4 is realized by pulling the guide wire handle 5 to drive the guide wire 3 to move, and the operation of straightening the collection portion 4 is realized by pushing the guide wire handle 5 to drive the guide wire 3 to move.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a foreign matter pincers, its characterized in that, including pincers body subassembly (1), interior sheath pipe (2), seal wire (3), collection portion (4) and seal wire handle (5), have guide hole (6) on pincers body subassembly (1), the export (7) of guide hole (6) set up be close to pincers head department of pincers body subassembly (1), the import (8) of guide hole (6) set up be close to pincers tail department of pincers body subassembly (1), interior sheath pipe (2) slidable set up in guide hole (6), interior sheath pipe (2) can be in import (8) with export (7) are interior sliding, seal wire (3) slidable wears to establish in interior sheath pipe (2), the both ends of seal wire (3) all pass interior sheath pipe (2), seal wire (3) are close to one end of binding clip sets up collection portion (4), seal wire (3) are close to pincers tail set up wire (4) just one side of opening (4) can be followed one side of opening (4) can be stretched out to the opening.

2. Foreign body forceps according to claim 1, characterized in that a collar (9) is provided at the opening, the collar (9) being a resilient filament, the collar (9) being deployed and opening when the collecting portion (4) is in a state of protruding from the guide hole (6).

3. The pair of foreign body forceps according to claim 1, further comprising a hinge wire (10) and a connecting portion (11), wherein one end of the hinge wire (10) is hinged to the guide wire (3) and the other end is connected to the collecting portion (4), one end of the connecting portion (11) is connected to the hinge wire (10), and the other end is connected to the front end of the inner sheath tube (2).

4. The pair of foreign body forceps according to claim 1, further comprising a first connecting rod (15) and a second connecting rod (16), wherein one end of the first connecting rod (15) is connected with the collecting part, the other end of the first connecting rod is hinged with one end of the second connecting rod (16), the other end of the second connecting rod (16) is connected with one end, close to the forceps head, of the inner sheath tube (2), and the guide wire (3) is connected with the first connecting rod (15).

5. A pair of foreign body forceps according to claim 3, further comprising a limiting body (12), wherein one end of the limiting body (12) is connected with one end of the guide wire (3) close to the hinge wire (10), the other end of the limiting body (12) extends to one side of the hinge wire (10), the limiting body (12) is located on one side of the guide wire (3) away from the forceps body assembly (1), and the limiting body (12) is used for limiting the hinge wire (10) to rotate towards the forceps body assembly (1).

6. The pair of foreign body forceps according to claim 1, characterized in that the guide hole (6) is provided in the tube wall of the forceps body assembly (1), and that the inlet (8) and the outlet (7) are openings in the tube wall.

7. The pair of foreign body forceps according to claim 1, wherein an inner sheath handle (13) is provided at an end of the inner sheath (2) near the forceps tail.

8. The pair of foreign matter forceps according to claim 1, wherein the forceps body assembly (1) comprises a tube body (101), a forceps body (102), a transmission rod (103), a traction wire (104), a foreign matter forceps handle (105) and a handle (106), the forceps body (102) is hinged to one end of the tube body (101) through the transmission rod (103), the transmission rod (103) is located inside the tube body (101), a sliding groove (14) is formed in the other end of the tube body (101), the foreign matter forceps handle (105) is slidably arranged in the sliding groove (14), one end of the traction wire (104) is connected with the transmission rod (103), the other end of the traction wire is connected with the foreign matter forceps handle (105), and the handle (106) is arranged at one end of the tube body (101) away from the forceps body (102).

9. The pair of foreign matter forceps according to claim 1, wherein the collecting portion (4) is made of rubber.