CN218338501U

CN218338501U - Multifunctional combined needle knife

Info

Publication number: CN218338501U
Application number: CN202221937437.4U
Authority: CN
Inventors: 陈苹华; 金国华; 孟凡萍; 陆静珏; 吴绪波
Original assignee: Shanghai Seventh Peoples Hospital
Current assignee: Shanghai Seventh Peoples Hospital
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2023-01-20
Anticipated expiration: 2032-07-26

Abstract

The utility model relates to the field of medical needle knives, in particular to a multifunctional combined needle knife, which comprises a needle body, a shovel surface and a handle, wherein the shovel surface and the handle are integrally connected with the head end and the tail end of the needle body; the utility model discloses a integrated configuration can accomplish medicine injection, hydrops extraction and pathological change tissue hook and get, and multiple operation is accomplished in the single puncture, reduces patient's misery, and the medical personnel minimal access operation of being convenient for has improved the minimal access surgery process.

Description

Multifunctional combined needle knife

Technical Field

The utility model relates to a medical treatment needle sword field specifically is a many function combination formula needle sword.

Background

The development of needle knife therapy is gradually developed on the basis of a great deal of clinical practice and experimental research. The needle knife is mainly used in minimally invasive surgery, is mainly suitable for soft tissue injury and osteoarthropathy, and is characterized in that the treatment part penetrates deep to the pathological change part to be cut or stripped so as to achieve the purposes of relieving pain and removing diseases. The existing needle knife consists of a needle body, a shovel surface on the end surface and a handle at the tail part, when minimally invasive surgery is carried out, the needle knife needs to be inserted into human tissues, in order to reduce pain or sterilize, anesthetic or disinfectant needs to be injected, and after the existing needle knife structure is inserted into the human tissues, an additional injector is needed for medicine injection, so that secondary injury is caused to patients by the operation; meanwhile, in a minimally invasive surgery, cut or stripped diseased tissues need to be hooked out through the hook needle, and the tissues need to be punctured additionally when the hook needle is used, so that the pain of a patient is increased, and effusion is easily generated at the position of the diseased tissues to influence minimally invasive operation.

SUMMERY OF THE UTILITY MODEL

To current problem, the utility model provides a many function combination formula needle sword adopts integrated configuration, can accomplish medicine injection, hydrops extraction and pathological change tissue hook and get, and multiple operation is accomplished in the single puncture, reduces the patient misery, and the medical personnel minimal access operation of being convenient for has improved the minimal access surgery process, problem that can put forward in the effectual solution background art.

In order to solve the above problem, the utility model adopts the following technical scheme: the utility model provides a many function combination formula needle sword, includes the needle body and at needle body head end and tail end body coupling's shovel face and handle, be equipped with injection channel in the needle body, be equipped with the injection mouth with injection channel intercommunication on the shovel face, be equipped with the mounting hole with injection channel intercommunication in the handle, the insert, insert slidable inserts in injection channel and the mounting hole, the insert is used for the hook to get pathological change tissue.

As a further aspect of the present invention: the outer side wall of the handle is provided with symmetrical plane structures, and a plurality of salient points are fixed on the plane structures.

As a further aspect of the present invention: the insert comprises a guide rod, an insert column and a fixing cap which are connected integrally, the guide rod is tightly attached to the inner wall of the injection channel, the insert column is tightly attached to the inner wall of the mounting hole, and the fixing cap is sleeved with the outer side wall of the end part of the handle.

As a further aspect of the present invention: the handle is characterized in that a positioning block is arranged on the plane structure of the handle, and a positioning groove matched with the positioning block is formed in the fixing cap.

As the utility model discloses further scheme again: one end of the guide rod close to the injection port is provided with a hook end.

As the utility model discloses further scheme again: the end of the needle body can also be arranged into a V shape, a right angle shape and a taper shape.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a integrated configuration can accomplish medicine injection, hydrops extraction and pathological change tissue hook and get, and multiple operation is accomplished in the single puncture, reduces patient's misery, and the medical personnel minimal access operation of being convenient for has improved the minimal access surgery process.

Drawings

FIG. 1 is a schematic view of the overall structure of a multifunctional combined needle-knife;

FIG. 2 is a schematic view of a needle knife portion of a multifunctional combined needle knife;

FIG. 3 is a sectional view of a needle knife portion of a multifunctional combined needle knife;

fig. 4 is a schematic view of an insert structure in a multifunctional combination needle knife.

In the figure: 1. a needle body; 2. shoveling the surface; 3. a handle; 4. a planar structure; 5. salient points; 6. an injection channel; 7. an injection port; 8. mounting holes; 9. an insert; 91. a guide bar; 92. inserting the post; 93. a fixing cap; 94. positioning a groove; 95. a hooked end; 10. and (5) positioning the blocks.

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 efforts all belong to the protection scope of the present invention.

As shown in fig. 1-4, the present embodiment provides a multifunctional combined needle knife, which comprises a needle body 1, a shovel surface 2 and a handle 3 integrally connected at the head end and the tail end of the needle body 1, wherein the outer side wall of the handle 3 is provided with a symmetrical plane structure 4, the plane structure 4 is fixed with a plurality of salient points 5, which is convenient for holding by hand, the arrangement of the salient points 5 improves the holding stability, an injection channel 6 is arranged in the needle body 1, an injection port 7 communicated with the injection channel 6 is arranged on the shovel surface 2, a mounting hole 8 communicated with the injection channel 6 is arranged in the handle 3, the mounting hole 8 is inserted into the injection end of a syringe, a medicine is injected into the injection channel 6 through the syringe, the anesthesia or administration is performed on a lesion tissue region, and if the lesion region has too much effusion, the syringe can extract the effusion, and an insert 9 can be slidably inserted into the injection channel 6 and the mounting hole 8, and the insert 9 is used for hooking pathological tissues, after the injection of the medicine is completed, the insert 9 is inserted into the injection channel 6, the insert 9 comprises a guide rod 91, an insertion column 92 and a fixing cap 93 which are integrally connected, the guide rod 91 is clung to the inner wall of the injection channel 6, the insertion column 92 is clung to the inner wall of the mounting hole 8, the fixing cap 93 is sleeved with the outer side wall of the end part of the handle 3, the insert 9 is fixed through the fixing cap 93, a positioning block 10 is arranged on the plane structure 4 of the handle 3, a positioning groove 94 matched with the positioning block 10 is formed in the fixing cap 93, so that the insert 9 can be positioned and inserted, a hook end 95 is formed at one end of the guide rod 91 close to the injection port 7, and in order to adapt to minimally invasive surgery operation, the end part of the needle body 1 can be further arranged into other structures such as a V shape, a right-angle shape, a straight-shape and a straight-line shape, tapered, etc., and after cutting or peeling is completed, the insert 9 with the hooked end 95 is inserted, and the cut or peeled tissue is hooked with the hooked end 95 and then pulled out.

The utility model discloses a use method does: hand 3 ends of handle insert patient's pathological change tissue department to the shovel face 2 of 1 tip of needle body, the notes liquid end and the mounting hole 8 of syringe are connected, inject the anesthetic medicine to pathological change tissue department through injection channel 6 and injection port 7, the hydrops is too much, extract the hydrops through the syringe, extract the syringe, operation needle body 1 utilizes shovel face 2 to cut or peel off pathological change tissue, slide at last and insert 9, utilize the hook end 95 hooks of insert 9 to get the pathological change tissue that cuts or peel off, pull out, the utility model discloses a integrated configuration can accomplish the medicine injection, the hydrops extraction and the pathological change tissue hook are got, and multiple operation is accomplished in the single puncture, reduces patient's misery, and the medical personnel's minimal access operation of being convenient for has improved the minimal access operation process.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions, and furthermore, the terms "comprise", "include", or any other variation thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a many function combination formula needle sword, includes the needle body and at the shovel face and the handle of needle body head end and tail end body coupling, its characterized in that, be equipped with injection channel in the needle body, be equipped with the injection mouth with injection channel intercommunication on the shovel face, be equipped with the mounting hole with injection channel intercommunication in the handle, the insert, but insert slidable inserts in injection channel and the mounting hole, the insert is used for hooking gets pathological change tissue.

2. The multifunctional combined needle knife of claim 1, wherein the outer side wall of the handle is provided with a symmetrical plane structure, and a plurality of convex points are fixed on the plane structure.

3. The multifunctional combined needle knife of claim 1, wherein the insert comprises a guide rod, an insert column and a fixing cap which are integrally connected, the guide rod is tightly attached to the inner wall of the injection channel, the insert column is tightly attached to the inner wall of the mounting hole, and the fixing cap is sleeved with the outer side wall of the end part of the handle.

4. The multifunctional combined needle knife of claim 3, wherein the handle is provided with a positioning block on the planar structure, and the fixing cap is provided with a positioning groove matched with the positioning block.

5. A multifunctional combined needle-knife according to claim 3, characterized in that the end of the guide rod close to the injection port is arranged as a hook end.

6. The multifunctional combined needle-knife of claim 1, wherein the end of the needle body can be further arranged in a V shape, a right angle shape and a pointed cone shape.