CN217186417U

CN217186417U - Puncture fixing device for operation

Info

Publication number: CN217186417U
Application number: CN202220362948.1U
Authority: CN
Inventors: 郑加贺
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-08-16
Anticipated expiration: 2032-02-22

Abstract

The utility model discloses a puncture fixing device is used in operation relates to medical instrument technical field, after microwave ablation needle in the contrast file that proposes to the background art is inserted in the health, if the shallow place in surface, the needle can rock or drop, inconvenient doctor's operation to influence the problem of treatment, now propose following scheme, including microwave ablation needle body and fixed subsides, the through-hole has been seted up at the middle part of fixed subsides, has inserted the stay tube in the through-hole, and the bottom of stay tube is connected with the support ring, and the needle body part of microwave ablation needle body is pegged graft in the stay tube. The utility model discloses in, through melting the needle body with the microwave and inserting patient's health after, will fix and paste and glue on patient's skin for the stay tube is fixed, utilizes the stay tube to melt the effect that the needle body played the support to the microwave, guarantees through screwing up locking bolt that the stay tube can not take place relative slip with the microwave ablation needle body, and reduces rocking of microwave ablation needle body, is favorable to the better treatment of doctor.

Description

Puncture fixing device for operation

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a puncture fixing device is used in operation.

Background

The microwave ablation therapy is a therapy method which has the advantages of high efficiency, high speed, uniform heating, thorough thermal coagulation, convenient use and safety for tumor tissues, and has been widely applied to clinic for many years. With the continuous deepening of clinics, the clinical requirements on the microwave ablation needle (microwave radiation antenna) are higher and higher. When the microwave ablation needle is used for tumor tissue treatment, the microwave ablation needle is expected to become thinner and thinner clinically so as to minimize the damage to tissues such as blood vessels, nerves and the like on a puncture path during puncture; the microwave ablation needle is expected to bear the microwave power as large as possible, so that the ablation area is as large as possible, the shape is as regular as possible and the good treatment effect is achieved.

In the prior art, reference is made to a Chinese patent with an authorization publication number of CN101711705B, which discloses a microwave ablation needle, which consists of an ablation needle head, an ablation needle tube, a handle and a fixing frame; a microwave coaxial cable for connecting an ablation needle head and a capillary tube for water inlet are arranged in the ablation needle tube; the tail part of the handle is provided with a fixed frame and a socket for external connection, and the external connection socket is provided with a high-frequency joint, a water inlet joint and a water outlet joint; an insulator medium is arranged between the front end of the ablation needle tube and the ablation needle head, the tail end of the ablation needle tube penetrates through the head of the handle, the microwave coaxial cable penetrates through the ablation needle tube, the front end of the microwave coaxial cable penetrates through the insulator medium and is connected with the ablation needle head, the tail end of the microwave coaxial cable extends into the handle, the capillary tube penetrates through the ablation needle tube, and the tail end of the capillary tube extends into the handle.

In the prior art, when puncture is carried out, the microwave ablation needle is inserted into a body, and if the surface of the needle is shallow, the needle can shake or fall off, so that the operation of a doctor is inconvenient, the treatment is affected, and the puncture fixing device for the operation is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a puncture fixing device for operation.

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

the utility model provides a puncture fixing device is used in operation, includes microwave ablation needle body and fixed subsides, the through-hole has been seted up at the middle part of fixed subsides, the stay tube has been inserted in the through-hole, the bottom of stay tube is connected with the support ring, the needle body part of microwave ablation needle body is pegged graft in the stay tube, the middle part of stay tube is provided with locking mechanism.

Preferably, the locking mechanism comprises a threaded hole formed in the support tube, and a locking bolt is screwed in the threaded hole.

Preferably, one end of the locking bolt, which is positioned in the supporting tube, is provided with a rubber pad, and the rubber pad abuts against the outer wall of the needle body of the microwave ablation needle body.

Preferably, the fixing paste comprises an antibacterial fabric layer, an adhesive layer is arranged at the bottom end of the antibacterial fabric layer, and a waterproof film is arranged at the top end of the antibacterial fabric layer.

Preferably, the length of the supporting tube is half of the length of the microwave ablation needle body.

Preferably, the viscose layer is bonded at the top end of the support ring, and the support ring and the support pipe are integrally formed.

Preferably, the diameter of the fixing patch is three times that of the support ring.

The utility model has the advantages that:

1. after the microwave ablation needle body is inserted into the body of a patient, the microwave ablation needle body is fixedly attached to the skin of the patient, so that the supporting tube is fixed, the supporting tube is utilized to support the microwave ablation needle body, the shaking of the microwave ablation needle body is reduced, and better treatment of doctors is facilitated.

2. Through screwing up the locking bolt for the rubber pad of locking bolt tip offsets with the needle body outer wall of microwave ablation needle body, guarantees then that the stay tube can not take place relative slip with the microwave ablation needle body, has further guaranteed the stability of microwave ablation needle body, and can alleviate patient's misery.

Drawings

Fig. 1 is a schematic perspective view of a first viewing angle of the surgical puncture fixing device according to the present invention.

Fig. 2 is a schematic perspective view of a second viewing angle of the surgical puncture fixing device according to the present invention.

Fig. 3 is a schematic sectional structure view of the puncture fixing device for operation according to the present invention.

Fig. 4 is an enlarged schematic structural view of a position a in fig. 3 of the puncture fixing device for operation according to the present invention.

Fig. 5 is an enlarged schematic structural view of a portion B in fig. 3 of the puncture fixing device for operation according to the present invention.

In the figure: the microwave ablation needle comprises a microwave ablation needle body 1, a fixing sticker 2, an antibacterial fabric layer 21, an adhesive layer 22, a waterproof film 23, a support tube 3, a locking bolt 4, a support ring 5, a threaded hole 6 and a rubber pad 7.

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.

Referring to fig. 1-5, a puncture fixing device for surgery comprises a microwave ablation needle body 1 and a fixing paste 2, wherein a through hole is formed in the middle of the fixing paste 2, a supporting tube 3 is inserted into the through hole, the bottom end of the supporting tube 3 is connected with a supporting ring 5, the needle body part of the microwave ablation needle body 1 is inserted into the supporting tube 3, and a locking mechanism is arranged in the middle of the supporting tube 3;

the locking mechanism comprises a threaded hole 6 formed in the supporting tube 3, a locking bolt 4 is screwed in the threaded hole 6, a rubber pad 7 is arranged at one end, located inside the supporting tube 3, of the locking bolt 4, the rubber pad 7 abuts against the outer wall of the needle body of the microwave ablation needle body 1, and the rubber pad 7 at the end of the locking bolt 3 abuts against the outer wall of the needle body of the microwave ablation needle body 1 by screwing the locking bolt 3, so that the supporting tube 3 is prevented from sliding relative to the microwave ablation needle body 1, and the stability of the microwave ablation needle body 1 is kept;

the fixing paste 2 comprises an antibacterial fabric layer 21, an adhesive layer 22 is arranged at the bottom end of the antibacterial fabric layer 21, and a waterproof film 23 is arranged at the top end of the antibacterial fabric layer 21, so that the fixing paste 2 is prevented from being stained with water;

the length of the supporting tube 3 is half of that of the microwave ablation needle body 1, so that the supporting tube 3 can be ensured to have a good supporting effect on the microwave ablation needle body 1;

the adhesive layer 22 is adhered to the top end of the support ring 5, so that the support ring 5 and the adhesive layer 22 are prevented from rotating relatively, and the support ring 5 and the support tube 3 are integrally formed;

the diameter of the fixing sticker 2 is three times of the diameter of the support ring 5, so that the adhesive layer 22 of the fixing sticker 2 is firmly adhered to the body of the patient.

The working principle is as follows: overlap 3 sleeves of stay tube on the needle body of microwave ablation needle body 1 earlier, the doctor inserts the microwave ablation needle body 1 after the patient health with microwave ablation needle body 1, will fix subsides 2 and glue on patient's skin, make stay tube 3 fixed, utilize stay tube 3 to play the effect of support to microwave ablation needle body 1, then screw up locking bolt 3, make rubber pad 7 of locking bolt 3 tip offset with the needle body outer wall of microwave ablation needle body 1, guarantee then that stay tube 3 can not take place relative slip with microwave ablation needle body 1, thus, the doctor is loosening microwave ablation needle body 1 back, microwave ablation needle body 1 can not take place to rock, and convenient operation, and can reduce patient's misery.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be a mechanical connection; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a puncture fixing device is used in operation, includes microwave ablation needle body (1) and fixed subsides (2), its characterized in that, the through-hole has been seted up at the middle part of fixed subsides (2), stay tube (3) have been inserted in the through-hole, the bottom of stay tube (3) is connected with support ring (5), the needle body part of microwave ablation needle body (1) is pegged graft in stay tube (3), the middle part of stay tube (3) is provided with locking mechanism.

2. A surgical puncture fixing device according to claim 1, characterized in that the locking mechanism comprises a threaded hole (6) provided in the support tube (3), and a locking bolt (4) is screwed into the threaded hole (6).

3. The surgical puncture fixing device according to claim 2, wherein a rubber pad (7) is disposed at one end of the locking bolt (4) inside the support tube (3), and the rubber pad (7) abuts against the outer wall of the body of the microwave ablation needle body (1).

4. The surgical puncture fixing device according to claim 1, wherein the fixing patch (2) comprises an antibacterial fabric layer (21), an adhesive layer (22) is arranged at the bottom end of the antibacterial fabric layer (21), and a waterproof film (23) is arranged at the top end of the antibacterial fabric layer (21).

5. A surgical puncture fixing device according to claim 1, wherein the length of the support tube (3) is half of the length of the microwave ablation needle body (1).

6. A surgical puncture fixing device according to claim 4, wherein the adhesive layer (22) is adhered to the top end of the support ring (5), and the support ring (5) is integrally formed with the support tube (3).

7. A surgical puncture fixing device according to claim 1, characterized in that the diameter of the fixing patch (2) is three times the diameter of the support ring (5).