CN219397500U

CN219397500U - Clinical puncture device

Info

Publication number: CN219397500U
Application number: CN202320773676.9U
Authority: CN
Inventors: 蔡忠贵
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-07-25
Anticipated expiration: 2033-04-10

Abstract

The embodiment of the utility model provides a clinical puncture device, which comprises a puncture handle system and a sampling needle system, wherein one end of the sampling needle system is arranged in the puncture handle system, the other end of the sampling needle system is inserted in a trocar, the sampling needle is inserted in the trocar, a sampling port is formed in a tubular structure of the sampling needle, during puncture detection, the trocar is inserted into a pericardial cavity of a patient, the sampling needle is pressed out of the trocar, so that effusion in the pericardial cavity can enter the tubular structure of the sampling needle from the sampling port, after sampling is finished, the sampling needle is retracted into the trocar under the action of a spring, the sleeve is blocked for the sampling port, so that effusion cannot leak out, the pressing head is pressed after the trocar is pulled out, the sampling needle is exposed out of the trocar, sampling of effusion is finished from the sampling port, and the structure is simple and convenient to operate.

Description

Clinical puncture device

Technical Field

The utility model relates to the technical field of clinical detection in cardiology, in particular to a clinical puncturing device.

Background

The cardiac puncture test is usually referred to as pericardial puncture test, which belongs to invasive test, meaning that ultrasonic test is needed to judge the amount of pericardial effusion, then puncture points are positioned, puncture needles directly enter pericardial cavities for diagnosis, and part of patients can also perform corresponding treatment through pericardial puncture.

In prior art (publication number is CN212382713U, patent name is a clinical puncturing device of intracardiac branch of academic or vocational study's chinese patent application number.) including clinical puncturing device bearing structure of intracardiac branch of academic or vocational study, clinical puncturing device of intracardiac branch of academic or vocational study pjncture needle bearing structure, clinical puncturing device of intracardiac branch of academic or vocational study bearing structure, the clinical puncturing device of intracardiac branch of vocational study bearing structure connect in clinical puncturing device of intracardiac branch of vocational study bearing structure, the puncturing needle connecting block keep away from one side of supporting the telescopic link connect in the puncturing needle, conveniently puncture from patient's armpit position, labour saving and time saving to can be firm effectual fixed with the patient, improve the accuracy of puncturing effect, can also adjust the angle of puncturing needle simultaneously, enlarge puncturing device's application range, safe and reliable. In the process of realizing the technical scheme, the inventor finds that at least the following problems exist in the prior art:

when the puncture detection is performed on a patient, the puncture needle is inserted into the patient body, and then the effusion in the pericardial cavity cannot be taken out, so that the detection is inconvenient.

Disclosure of Invention

The utility model aims to provide a clinical puncture device, which aims to solve the problem that a puncture needle proposed in the background art cannot take out effusion in a pericardial cavity.

In a first aspect, the present utility model provides a clinical puncturing device comprising:

the puncture handle system is used for holding, and is provided with a trocar for puncture on the puncture handle system, the puncture handle system comprises a handle shell and finger rings fixedly connected to two sides of the handle shell, the trocar is fixedly connected to the lower end of the handle shell, an installation cavity is formed in the handle shell, a hole block for installing the trocar is fixedly connected to the lower end of the handle shell, a limit magnetic ring is fixedly installed to the upper end of the handle shell, a positioning groove channel is formed in the inner side wall of the installation cavity, and a groove position is further formed in the lower end of the installation cavity

The sampling needle system, the one end of sampling needle system is installed in puncture handle system, and the other end is pegged graft in the trocar, after the sampling needle system inserts patient's pericardial cavity, peg graft the one end in the trocar and sample the hydrops, the sampling needle system includes depression bar portion and fixed connection at the sampling needle of depression bar lower extreme, the upper end cover of sampling needle is equipped with the spring, the one end fixed connection of spring is on depression bar portion, and the other end fixed connection is in the recess position, the upper end of sampling needle is solid structure, and the lower extreme is sealed tubular structure, and has seted up the sample connection in the syringe needle department of lower extreme.

In a specific embodiment, the compression bar part comprises a compression column inserted into the upper end of the handle shell and a positioning plate fixedly connected to the lower end of the compression column, and a compression head is fixedly connected to the upper end of the compression column.

In a specific embodiment, the pressing column is a member made of a metal iron pipe, and the diameter of the pressing column is matched with the diameter of the inner ring of the limit magnetic ring.

In a specific embodiment, the diameter of the positioning plate is matched with the diameter of the mounting cavity, positioning convex blocks are connected to two sides of the positioning plate, and the positioning convex blocks are clamped in the positioning groove channels.

In a specific embodiment, the diameter of the sampling needle is matched with the diameter of the inner ring of the trocar, the sampling needle is movably inserted into the trocar, and the needle tip of the sampling needle and the needle tip of the trocar face opposite.

According to the clinical puncture device provided by the utility model, the sampling needle is inserted into the trocar, the sampling port is formed in the tubular structure of the sampling needle, the trocar is inserted into the pericardial cavity of a patient during puncture detection, the sampling needle is pressed out of the trocar, so that the effusion in the pericardial cavity can enter the tubular structure of the sampling needle from the sampling port, after sampling is finished, the sampling needle is retracted into the trocar under the action of the spring, the sleeve is sealed for the sampling port, so that the effusion cannot leak out, the pressing head is pressed after the trocar is pulled out, the sampling needle is exposed out of the trocar, and the effusion is sampled from the sampling port, so that the structure is simple and convenient to operate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of the whole embodiment of the present utility model.

Fig. 2 is a schematic view of the structure of a puncture handle system according to an embodiment of the present utility model.

FIG. 3 is a schematic view of a sampling needle according to an embodiment of the present utility model.

Fig. 4 is an enlarged view at a in fig. 2.

Fig. 5 is an enlarged view at B in fig. 2.

Icon: 100. a puncture stem; 110. a handle shell; 111. a mounting cavity; 112. a hole block; 113. a limit magnetic ring; 114. positioning the groove channel; 115. a groove position; 120. a finger ring; 130. a trocar; 200. a sampling needle system; 210. a compression bar section; 211. pressing a column; 212. a positioning plate; 213. pressing head; 214. positioning the protruding blocks; 220. a sampling needle; 221. a sampling port; 230. and (3) a spring.

Detailed Description

Because in the prior art, when the puncture detection is carried out on a patient, after the puncture needle is inserted into the body of the patient, the effusion in the pericardial cavity cannot be taken out, and the detection is inconvenient to carry out. Accordingly, the inventors have studied to provide a clinical puncturing device for inserting a trocar into a pericardial space of a patient, and for pressing a sampling needle out of the trocar so that a liquid product in the pericardial space can enter a tubular structure of the sampling needle from a sampling port, thereby solving the above-mentioned drawbacks.

Some embodiments of the present utility model are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.

Referring to fig. 1 to 5, an embodiment of the present utility model provides a clinical puncturing device, comprising:

a puncture handle system 100, wherein the puncture handle system 100 is used for holding, and a trocar 130 for puncturing is arranged on the puncture handle system 100;

the sampling needle system 200, one end of the sampling needle system 200 is installed in the puncture handle system 100, the other end is inserted in the trocar 130, and after the sampling needle system 200 is inserted into the pericardial cavity of a patient, one end inserted in the trocar 130 samples effusion.

The puncture outfit 100 includes a grip housing 110 and finger rings 120 fixedly coupled to both sides of the grip housing 110, and a trocar 130 fixedly coupled to the lower end of the grip housing 110.

The inside of the handle shell 110 is provided with a mounting cavity 111, a hole block 112 for mounting the trocar 130 is fixedly connected to the lower end of the handle shell 110, and a limit magnetic ring 113 is fixedly mounted to the upper end of the handle shell 110.

Further, a positioning groove 114 is formed on the inner side wall of the mounting cavity 111, and a groove 115 is formed at the lower end of the mounting cavity 111.

The sampling needle system 200 comprises a pressure bar portion 210 and a sampling needle 220 fixedly connected to the lower end of the pressure bar portion 210, a spring 230 is sleeved on the upper end of the sampling needle 220, one end of the spring 230 is fixedly connected to the pressure bar portion 210, and the other end of the spring is fixedly connected to the groove position 115.

The pressing rod portion 210 includes a pressing post 211 inserted into the upper end of the handle housing 110 and a positioning plate 212 fixedly connected to the lower end of the pressing post 211, and a pressing head 213 is fixedly connected to the upper end of the pressing post 211.

Preferably, the pressing column 211 is a member made of metal iron pipe, and the diameter of the pressing column 211 is matched with the diameter of the inner ring of the limit magnetic ring 113, and the pressing column 211 made of metal iron pipe is adsorbed by the limit magnetic ring 113, so that a certain resistance exists in the movement of the pressing column 211, the automatic downward movement of the pressing column 211 is prevented, the sampling needle 220 is exposed from the trocar 130, and the sampling liquid leaks.

The diameter of the positioning plate 212 is matched with the diameter of the mounting cavity 111, positioning protruding blocks 214 are connected to two sides of the positioning plate 212, and the positioning protruding blocks 214 are clamped in the positioning groove 114.

The diameter of the sampling needle 220 is matched with the diameter of the inner ring of the trocar 130, the sampling needle is movably inserted into the trocar 130, the needle tip of the sampling needle 220 and the needle tip of the trocar 130 face opposite directions, the cooperation of the positioning lug 214 and the positioning groove 114 can prevent the pressing column 211 from rotating in the mounting cavity 111, the sampling needle 220 is prevented from rotating, and the needle tip of the sampling needle 220 and the needle tip of the trocar 130 face opposite directions.

Further, the upper end of the sampling needle 220 is of a solid structure, the lower end of the sampling needle is of a sealed tubular structure, the sampling port 221 is formed in the needle head of the lower end, the needle head tip of the sampling needle 220 and the needle head tip of the trocar 130 face opposite directions, so that the puncture is more convenient, and the trocar 130 can plug the sampling port 221 more easily.

This clinical puncture device is when carrying out the pericardium puncture inspection to the patient, peg graft sample needle 220 in trocar 130, and set up sample connection 221 in the tubular structure department of sample needle 220, when carrying out the puncture and examining, insert the trocar 130 in patient's pericardium intracavity, push out sample needle 220 from trocar 130, make the hydrops in the pericardium intracavity can follow sample connection 221 and get into in the tubular structure of sample needle 220, after the sample is accomplished, under spring 230's effect, sample needle 220 is retracted into trocar 130, trocar 130 seals up sample connection 221, make the hydrops can not spill, push down press head 213 again after extracting trocar 130, make sample needle 220 expose from trocar 130, the hydrops is followed sample connection 221 and is leaked out the sample to the hydrops, simple structure convenient operation.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A clinical puncturing device, comprising:

the puncture handle system is used for holding, a trocar used for puncture is arranged on the puncture handle system, the puncture handle system comprises a handle shell and finger rings fixedly connected to two sides of the handle shell, the trocar is fixedly connected to the lower end of the handle shell, an installation cavity is formed in the handle shell, a hole block used for installing the trocar is fixedly connected to the lower end of the handle shell, a limit magnetic ring is fixedly arranged at the upper end of the handle shell, a positioning groove channel is formed in the inner side wall of the installation cavity, and a groove position is formed in the lower end of the installation cavity;

the sampling needle system, the one end of sampling needle system is installed in puncture handle system, and the other end is pegged graft in the trocar, after the sampling needle system inserts patient's pericardial cavity, peg graft the one end in the trocar and sample the hydrops, the sampling needle system includes depression bar portion and fixed connection at the sampling needle of depression bar lower extreme, the upper end cover of sampling needle is equipped with the spring, the one end fixed connection of spring is on depression bar portion, and other end fixed connection is in the recess position, the upper end of sampling needle is solid structure, and the lower extreme is sealed tubular structure, and has seted up the sample connection in the syringe needle department of lower extreme.

2. The clinical puncturing device according to claim 1, wherein the pressure bar part comprises a pressure bar inserted into the upper end of the handle shell and a positioning plate fixedly connected to the lower end of the pressure bar, and a pressing head is fixedly connected to the upper end of the pressure bar.

3. The clinical puncturing device as claimed in claim 2, wherein the pressing column is a member made of a metal iron pipe, and the diameter of the pressing column is matched with the diameter of the inner ring of the limit magnetic ring.

4. A clinical puncturing device as claimed in claim 3, wherein the diameter of the positioning plate is matched with the diameter of the mounting cavity, positioning lugs are connected to the two sides of the positioning plate, and the positioning lugs are clamped in the positioning groove.

5. The clinical puncturing device of claim 1, wherein the diameter of the sampling needle is matched with the diameter of the inner ring of the trocar, the sampling needle is movably inserted into the trocar, and the needle tip of the sampling needle and the needle tip of the trocar face opposite to each other.