CN211460316U

CN211460316U - Medical operation grasping forceps

Info

Publication number: CN211460316U
Application number: CN201921323566.2U
Authority: CN
Inventors: 伍忠东; 包俊; 乐剑华
Original assignee: Jiangxi Zhuoreihua Medical Equipment Co ltd
Current assignee: Jiangxi Zhuoreihua Medical Equipment Co ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-09-11
Anticipated expiration: 2029-08-15

Abstract

The utility model belongs to the technical field of surgical grasping forceps, in particular to a medical surgical grasping forceps, which comprises a handle rod, wherein two grasping forceps bodies are provided, the other ends of the two grasping forceps bodies are respectively provided with a U-shaped sheet and an inner shrinking sheet, the inner sides of the two grasping forceps bodies are fixedly provided with a shrinking spring through welding, the outer wall of a limiting frame is sleeved with a pushing block, a main push rod is placed inside the handle rod, one end of the main push rod is connected with the pushing block, the other end of the main push rod is provided with a supporting push rod, and the two supporting push rods are respectively connected with the U-shaped sheet and the inner shrinking sheet; the contraction spring can make the nipper body keep closed through the contractile force of self, can drive a push rod when promoting the piece and promoting the main push rod, moves, and then drives U type piece, the motion of the piece that contracts in and makes the nipper body keep opening to this presss from both sides the meat tissue of chamber way wall and gets, keeps closed under the nipper body conventional conditions, and the effectual nipper of avoiding carries the in-process to cause the damage to patient chamber way wall.

Description

Medical operation grasping forceps

Technical Field

The utility model belongs to the technical field of the operation nipper, concretely relates to medical operation nipper.

Background

At present, when a natural cavity disease of a human body is diagnosed and treated, a part of living tissue is required to be taken out from a focus part for pathological analysis, but some problems are still exposed in the using process of the current sampling equipment; the current operation nipper is open structure under the normal condition, needs medical personnel to promote always when inserting the chamber and promotes the piece and make the nipper press from both sides tightly, avoids the jaw of nipper to cause the damage to the inner wall of human chamber way, but medical personnel can loosen sometimes in the nipper insertion process, and the jaw will loosen this moment to cause the damage to patient's chamber way inner wall, to the problem that exposes in the current operation nipper use, it is necessary to carry out structural optimization and improvement to the nipper.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model provides a medical surgical grasping forceps, which is characterized in that the grasping forceps are prevented from being inserted into the cavity to injure the inner wall of the cavity.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a medical operation nipper, includes the handle bar, the one end of handle bar is through moulding plastics integrated into one piece spacing frame, the other end of handle bar is equipped with the guiding tube, the one end of guiding tube is fixed with the cramping piece through moulding plastics, the inboard of cramping piece is connected with the nipper body through the pivot, the inner wall integrated into one piece of nipper body has the meshing tooth, the nipper body is equipped with two, two the other end of nipper body is equipped with U type piece and retraction piece respectively, two the inboard of nipper body is through welded fastening has the shrink spring, the outer wall of spacing frame has cup jointed and has been promoted the piece, the main push rod has been placed to the inside of handle bar, the one end of main push rod is connected with promoting the piece, the other end of main push rod is equipped with a push rod, two the branch push rod is connected with U type piece, retraction piece respectively.

As the utility model discloses a preferred technical scheme of medical operation nipper, the spring has been cup jointed to the outer wall of guiding tube, the both ends of spring contact with handle bar, holding piece respectively.

As the utility model discloses a preferred technical scheme of medical operation nipper, the outer wall parcel of spring has rubber sheath, rubber sheath's both ends are connected through moulding plastics with the tip of handlebar stem, holding piece respectively.

As the utility model discloses a preferred technical scheme of medical operation nipper, the holding piece is U type component, the inboard of holding piece is fixed with the nipper body through two pivot symmetries.

As the utility model discloses a preferred technical scheme of medical operation nipper, two the nipper body is Z type component, the U type piece is U type component, the inboard at the U type piece is placed to the piece that contracts in.

As the utility model discloses a preferred technical scheme of medical operation nipper, two the meshing tooth of nipper body inner wall is isosceles trapezoid component, two the meshing tooth keeps the meshing to be connected.

As the utility model discloses a preferred technical scheme of medical operation nipper, spacing is the cavity component, spacing tip is equipped with the stopper, promote the piece and inlay on spacing, just the main push rod is fixed at the side middle part that promotes the piece.

Compared with the prior art, the beneficial effects of the utility model are that: the inboard of nipper body has add the shrink spring, and the shrink spring can make the nipper body keep closed through the contractile force of self, can drive a push rod when promoting the piece and promoting the main push rod, moves, and then drives U type piece, the motion of the piece that contracts in and makes the nipper body keep opening to this presss from both sides the meat tissue of saying the wall to the chamber and gets, keeps closed under the nipper body conventional conditions, and the effectual nipper of avoiding is carried the in-process and is led to the fact the damage to patient's chamber way wall.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a clamping structure in the present invention;

FIG. 3 is a schematic view of the structure of the line A-A in FIG. 2;

in the figure: 1. a limiting frame; 2. a pushing block; 3. a handle bar; 4. a guide tube; 5. a spring; 6. a rubber sheath; 7. a clamping piece; 8. a grasper body; 9. meshing teeth; 10. a retraction spring; 11. a main push rod; 12. a push rod is supported; 13. a U-shaped sheet; 14. and (4) inward shrinking of the slices.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a medical operation nipper comprises a handle bar 3, one end of the handle bar 3 is integrally formed with a limiting frame 1 through injection molding, the other end of the handle bar 3 is provided with a guide tube 4, one end of the guide tube 4 is fixedly provided with a clamping sheet 7 through injection molding, the inner side of the clamping sheet 7 is connected with a nipper body 8 through a rotating shaft, the inner wall of the nipper body 8 is integrally formed with a meshing tooth 9, two nipper bodies 8 are arranged, the other ends of the two nipper bodies 8 are respectively provided with a U-shaped sheet 13 and an inner shrinking sheet 14, the inner sides of the two nipper bodies 8 are fixedly provided with a shrinking spring 10 through welding, the outer wall of the limiting frame 1 is sleeved with a pushing block 2, medical personnel can change the opening and closing of the nipper body 8 through pushing the pushing block 2 in the use process, a main push rod 11 is arranged inside the handle bar 3, one end of the main push rod 11 is connected with the pushing, the two push supporting rods 12 are respectively connected with the U-shaped piece 13 and the inner contraction piece 14, and in the embodiment, the contraction spring 10 enables the two grasping forceps bodies 8 to be tightly clamped together through the contraction elastic force of the contraction spring to clamp the cavity wall.

Specifically, spring 5 has been cup jointed to the outer wall of guiding tube 4, and spring 5's both ends contact with handle bar 3, holding piece 7 respectively, and in this embodiment, spring 5 makes guiding tube 4 possess certain pliability and resilience.

Specifically, spring 5's outer wall parcel has rubber sheath 6, and rubber sheath 6's both ends are connected through moulding plastics with the tip of handle bar 3, holding piece 7 respectively, and rubber sheath 6 avoids spring 5 tensile, shrink in-process to cause the chamber to say the wall and press from both sides the injury in this embodiment.

Specifically, the clamping piece 7 is a U-shaped component, and the inner side of the clamping piece 7 is symmetrically fixed with the nipper body 8 through two rotating shafts.

Specifically, two nipper bodies 8 are Z-shaped members, the U-shaped sheet 13 is a U-shaped member, the inner shrinking sheet 14 is placed on the inner side of the U-shaped sheet 13, the structures of the U-shaped sheet 13 and the inner shrinking sheet 14 can be matched with each other in the embodiment, and interference generated in the movement process of the U-shaped sheet 13 and the inner shrinking sheet 14 is avoided.

Specifically, the meshing teeth 9 of the inner walls of the two grasping forceps bodies 8 are isosceles trapezoid components, the two meshing teeth 9 are kept meshed and connected, and the meat tissues of the cavity wall can be clamped when the two meshing teeth 9 are matched with each other in the embodiment.

Specifically, spacing 1 is the cavity component, and spacing 1's tip is equipped with the stopper, promotes piece 2 and inlays on spacing 1, and main push rod 11 fixes at the side middle part that promotes piece 2, and the stopper avoids promoting 2 slip in-process tip drops at spacing 1 in this embodiment.

The utility model discloses a theory of operation and use flow: when the utility model is used, the medical staff inserts the forceps body into the natural cavity of the human body, the two grasping forceps bodies 8 are kept meshed under the contraction force of the contraction spring 10, the damage to the inner wall of the cavity is avoided, after the grasping forceps body 8 reaches a preset position, medical personnel push the pushing block 2, the pushing block 2 drives the main push rod 11 to move in the pushing process, the main push rod 11 drives the branch push rod 12 to move when moving, the branch push rod 12 drives the U-shaped piece 13 and the inner contraction piece 14 to move, so that the U-shaped piece 13 and the inner contraction piece 14 move to one side of the grasping forceps body 8 when being extruded, and the grasping forceps body 8 is opened, at the moment, the grasping forceps body 8 is propped against the wall of the cavity, the medical staff pulls back the pushing block 2 by hands, in this way, the grasping forceps bodies 8 move reversely and are closed, the contraction springs 10 enable the two grasping forceps bodies 8 to be tightly clamped under the contraction force of the contraction springs, and meat tissues on the inner wall of the cavity are grasped by the meshing of the meshing teeth 9.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A medical surgical grasper, including a handle bar (3), characterized in that: one end of the handle rod (3) is integrally formed into a limiting frame (1) through injection molding, the other end of the handle rod (3) is provided with a guide tube (4), one end of the guide tube (4) is fixedly provided with a clamping sheet (7) through injection molding, the inner side of the clamping sheet (7) is connected with a nipper body (8) through a rotating shaft, the inner wall of the nipper body (8) is integrally formed with meshing teeth (9), the nipper body (8) is provided with two parts, the other ends of the two nipper bodies (8) are respectively provided with a U-shaped sheet (13) and an inner shrinking sheet (14), the inner sides of the two nipper bodies (8) are fixedly provided with contracting springs (10) through welding, the outer wall of the limiting frame (1) is sleeved with a pushing block (2), a main push rod (11) is placed inside the handle rod (3), one end of the main push rod (11) is connected with the pushing block (2), the other end of the main push rod (11) is provided with a branch push rod (12), and the two branch push rods (12) are respectively connected with a U-shaped sheet (13) and an inner contraction sheet (14).

2. The medical surgical grasper of claim 1, wherein: the outer wall of the guide tube (4) is sleeved with a spring (5), and two ends of the spring (5) are respectively contacted with the handle rod (3) and the clamping sheet (7).

3. The medical surgical grasper of claim 2, wherein: the outer wall of the spring (5) is wrapped by a rubber sheath (6), and two ends of the rubber sheath (6) are connected with the end parts of the handle rod (3) and the clamping piece (7) through injection molding respectively.

4. The medical surgical grasper of claim 1, wherein: the clamping piece (7) is a U-shaped component, and the inner side of the clamping piece (7) is symmetrically fixed with a nipper body (8) through two rotating shafts.

5. The medical surgical grasper of claim 1, wherein: the two grasping forceps bodies (8) are Z-shaped components, the U-shaped piece (13) is a U-shaped component, and the inward-contracting piece (14) is placed on the inner side of the U-shaped piece (13).

6. The medical surgical grasper of claim 1, wherein: the meshing teeth (9) on the inner walls of the two grasping forceps bodies (8) are isosceles trapezoid components, and the two meshing teeth (9) are kept in meshing connection.

7. The medical surgical grasper of claim 1, wherein: the limiting frame (1) is a hollow component, the end part of the limiting frame (1) is provided with a limiting block, the pushing block (2) is embedded on the limiting frame (1), and the main push rod (11) is fixed in the middle of the side face of the pushing block (2).