CN218978882U

CN218978882U - Anticreep arthroscope sleeve pipe device

Info

Publication number: CN218978882U
Application number: CN202222640785.1U
Authority: CN
Inventors: 刘凯华
Original assignee: Third Affiliated Hospital Sun Yat Sen University
Current assignee: Third Affiliated Hospital Sun Yat Sen University
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-05-09
Anticipated expiration: 2032-10-09

Abstract

The utility model discloses an anti-drop arthroscope sleeve device, which belongs to the field of medical equipment and comprises an outer tube, an inner tube and a positioning clamping plate, wherein the outer tube is nested and installed on the outer side of the inner tube, clamping plate extending openings are uniformly formed in the side wall of the bottom end of the outer tube, the positioning clamping plate corresponds to the clamping plate extending openings one by one, a limiting shaft sliding groove is formed in the positioning clamping plate, a clamping plate limiting shaft penetrates through the limiting shaft sliding groove and the clamping plate extending openings, a clamping plate rotating shaft is arranged at the bottom end of the inner tube, a rotating shaft sleeve hole is formed in the positioning clamping plate, and the positioning clamping plate is nested and installed on the outer side of the clamping plate rotating shaft through the rotating shaft sleeve hole.

Description

Anticreep arthroscope sleeve pipe device

Technical Field

The utility model relates to the field of medical equipment, in particular to an anti-drop arthroscope sleeve device.

Background

Arthroscope is a rod-like optical instrument for observing the internal structure of a joint, and is an endoscope for diagnosing and treating joint diseases. The arthroscope is provided with a lens at the end of a tubule, the tubule is inserted into the joint, and the structure in the joint is displayed on a monitor.

Before arthroscope is made, incision intubation is needed to be carried out on the joint part so as to facilitate accurate insertion of the arthroscope, the inserted tube is an arthroscope sleeve, threads are arranged on the surface of the arthroscope sleeve, but human tissues cannot be well matched with the threads, and the arthroscope sleeve with a threaded structure still easily loosens and withdraws outwards after entering a human body.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide the anti-drop arthroscope sleeve device, which adopts the positioning clamping plate which is actively opened, and the positioning clamping plate can be opened and clamped at the joint part of a patient by rotating the outer tube, so that the fixing effect is better.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides an anticreep arthroscope sleeve pipe device, includes outer tube, inner tube and location cardboard, the outside at the inner tube is installed to the outer tube nest, and the bottom lateral wall of outer tube evenly has seted up the cardboard and has stretched out the mouth, location cardboard and cardboard stretch out a mouthful one-to-one, and the inside of location cardboard has seted up spacing axle spout, it has the spacing axle of cardboard to run through between spacing axle spout and the cardboard stretch out the mouth, the bottom of inner tube is provided with the cardboard pivot, the pivot trepanning has still been seted up to the inside of location cardboard, and the outside at the cardboard pivot is installed through pivot trepanning nest to the location cardboard.

Further, a limiting ring is arranged on the outer side of the top end of the outer tube, and the limiting ring and the outer tube are of an integrated structure.

Further, limit lugs are symmetrically arranged on the left side and the right side of the top end of the inner tube, and clamping grooves are formed in one side of the bottom end of each limit lug.

Further, the size looks adaptation of draw-in groove and spacing ring, spacing ear passes through the draw-in groove block in the outside of spacing ring.

Further, the inner side of the top end of the outer tube is provided with a damping rubber pad, the damping rubber pad is connected with the outer tube through colloid adhesion, and the outer surface of the damping rubber pad is tightly attached to the outer surface of the inner tube.

Further, the clamping plate rotating shaft and the inner tube are of an integrated structure.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) This scheme adopts the location cardboard of initiative opening type, through rotating outer tube or inner tube, can release the location cardboard through the cardboard pivot, and the block is fixed more firmly at patient joint position.

(2) Compared with an outer tube structure with threads on the outer surface, the outer tube structure is smooth in surface and beneficial to being inserted into joint parts.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the bottom view of the present utility model;

FIG. 3 is a schematic view of the partial perspective structure of FIG. 2 of the present utility model;

FIG. 4 is a schematic view of the bottom view of the positioning card of the present utility model in an open state;

FIG. 5 is a schematic view of the partial perspective structure of FIG. 4 in accordance with the present utility model;

FIG. 6 is a schematic perspective view of an outer tube according to the present utility model;

FIG. 7 is a schematic perspective view of an inner tube according to the present utility model;

FIG. 8 is a schematic diagram of the front view of the positioning card of the present utility model;

fig. 9 is a schematic view of a partial perspective structure of the top end of the inner tube according to the present utility model.

The reference numerals in the figures illustrate:

101. an outer tube; 111. a limiting ring; 112. a clamping plate extending out opening; 113. damping rubber pad; 102. an inner tube; 121. a limiting lug; 122. a clamping plate rotating shaft; 123. a clamping groove; 103. positioning a clamping plate; 131. limiting shaft sliding grooves; 132. a rotating shaft sleeve hole; 104. and the clamping plate is a limiting shaft.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Referring to fig. 1-9, an anti-drop arthroscope sleeve device comprises an outer tube 101, an inner tube 102 and a positioning clamping plate 103, wherein the outer tube 101 is nested and installed on the outer side of the inner tube 102, clamping plate extending openings 112 are uniformly formed in the side wall of the bottom end of the outer tube 101, the positioning clamping plate 103 corresponds to the clamping plate extending openings 112 one by one, a limiting shaft sliding groove 131 is formed in the positioning clamping plate 103, a clamping plate limiting shaft 104 penetrates between the limiting shaft sliding groove 131 and the clamping plate extending openings 112, a clamping plate rotating shaft 122 is arranged at the bottom end of the inner tube 102, a rotating shaft sleeve hole 132 is formed in the positioning clamping plate 103, and the positioning clamping plate 103 is nested and installed on the outer side of the clamping plate rotating shaft 122 through the rotating shaft sleeve hole 132.

Referring to fig. 6, a limiting ring 111 is disposed on the outer side of the top end of the outer tube 101, and the limiting ring 111 and the outer tube 101 are integrally formed, so that the inner tube 102 and the outer tube 101 are convenient to connect stably, and the inner tube 102 is prevented from falling off easily.

Referring to fig. 9, the inner tube 102 is symmetrically provided with a limiting lug 121 on the left and right sides of the top end, and a clamping groove 123 is formed on one side of the bottom end of the limiting lug 121.

Referring to fig. 6, 7 and 9, the dimensions of the clamping groove 123 and the limiting ring 111 are adapted, and the limiting lug 121 is clamped on the outer side of the limiting ring 111 through the clamping groove 123, so that the inner tube 102 and the outer tube 101 are convenient to connect stably, and the inner tube 102 is prevented from falling off easily.

Referring to fig. 1 and 6, a damping rubber pad 113 is disposed on the inner side of the top end of the outer tube 101, the damping rubber pad 113 is connected with the outer tube 101 through colloid bonding, and the outer surface of the damping rubber pad 113 is tightly attached to the outer surface of the inner tube 102, so that resistance during rotation between the inner tube 102 and the outer tube 101 can be increased, and the positioning clamping plate 103 is prevented from easily shrinking.

Referring to fig. 2 and 7, the clamping plate rotating shaft 122 and the inner tube 102 are integrally formed, so that the clamping plate rotating shaft 122 has high mechanical strength.

When in use: when the whole body of the utility model is required to be inserted into the incision of the joint part of a patient, the inner tube 102 is rotated first, so that the positioning clamping plate 103 is contracted into the clamping plate extension opening 112 as shown in fig. 2, then the incision part is disinfected, then the whole body of the utility model is inserted into the incision, after the whole body is inserted, the inner tube 102 is rotated anticlockwise, so that the clamping plate rotating shaft 122 at the bottom end of the inner tube 102 pushes the positioning clamping plate 103 to extend out of the clamping plate extension opening 112 to be opened, and referring to fig. 4, at the moment, the whole body of the utility model is clamped into the joint of the patient through the positioning clamping plate 103, and then the arthroscope is inserted into the inner tube 102 for routine examination.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides an anticreep arthroscope sleeve pipe device, includes outer tube (101), inner tube (102) and location cardboard (103), its characterized in that: the utility model discloses a locating clamp plate, including inner tube (102), outer tube (101) nest install in the outside of inner tube (102), and cardboard extension port (112) have evenly been seted up to the bottom lateral wall of outer tube (101), locating clamp plate (103) and cardboard extension port (112) one-to-one, and locating clamp plate (103)'s inside has been seted up spacing axle spout (131), it has spacing axle (104) to run through between spacing axle spout (131) and cardboard extension port (112), the bottom of inner tube (102) is provided with cardboard pivot (122), pivot trepanning (132) have still been seted up to locating clamp plate (103)'s inside, and locating clamp plate (103) nest the outside of installing in cardboard pivot (122) through pivot trepanning (132).

2. An anti-drop arthroscopic cannula device according to claim 1 and wherein: and a limiting ring (111) is arranged on the outer side of the top end of the outer tube (101), and the limiting ring (111) and the outer tube (101) are of an integrated structure.

3. An anti-drop arthroscopic cannula device according to claim 2 and wherein: limiting lugs (121) are symmetrically arranged on the left side and the right side of the top end of the inner tube (102), and clamping grooves (123) are formed in one side of the bottom end of each limiting lug (121).

4. A drop-resistant arthroscopic cannula device according to claim 3 and wherein: the size phase adaptation of draw-in groove (123) and spacing ring (111), spacing ear (121) pass through draw-in groove (123) block in the outside of spacing ring (111).

5. An anti-drop arthroscopic cannula device according to claim 1 and wherein: the inner side of the top end of the outer tube (101) is provided with a damping rubber pad (113), the damping rubber pad (113) is connected with the outer tube (101) through colloid bonding, and the outer surface of the damping rubber pad (113) is tightly attached to the outer surface of the inner tube (102).

6. An anti-drop arthroscopic cannula device according to claim 1 and wherein: the clamping plate rotating shaft (122) and the inner tube (102) are of an integrated structure.