CN2320209Y

CN2320209Y - Simple marrow puncture needle

Info

Publication number: CN2320209Y
Application number: CN 97244999
Authority: CN
Inventors: 徐传伟; 张向前; 王萍; 李丽
Original assignee: BINZHOU PREFECTURE PEOPLE'S HOSPITAL SHANDONG PROV
Current assignee: BINZHOU PREFECTURE PEOPLE'S HOSPITAL SHANDONG PROV
Priority date: 1997-12-03
Filing date: 1997-12-03
Publication date: 1999-05-26
Anticipated expiration: 2007-12-03

Abstract

The utility model provides a simple marrow puncture needle, belonging to a medical appliance. The utility model is provided with a needle holder (2), both ends of a transparent connecting pipe (3) with graduations are respectively arranged on the needle holder and a puncture needle head (6), a rotary handle (1) of a needle core is connected with the needle holder by screw threads, and the needle core (4) is fixed on the rotary hand of the needle core. The utility model has the advantages of simple operation, no need of narcosis before puncture, small pain of patients, high safety, quantitative marrow extraction and simple manufacturing process. Blockage can be relieved by rotating the rotary handle of the needle core. The utility model can be produced by ordinary medical appliance manufacturers.

Description

A kind of simple and easy marrow puncture needle

This utility model provides a kind of medical apparatus and instruments that is used for bone marrow aspiration.

In hemopathic diagnoses and treatment process, the bone marrow aspiration technical operation that is absolutely necessary.Used marrow puncture needle complex structure, cost height need be anaesthetized before the puncture at present, and complicated operation because of puncture needle syringe needle diameter is bigger, causes patient painful big, big to the patient body damage.There is the human scalp acupuncture to do bone marrow aspiration, often fails because of syringe needle stops up.

The purpose of this utility model provides a kind of simple and easy marrow puncture needle, to simplify the operation, improves the reliability of puncture.

This utility model is to realize like this, it has needle holder, be with graduated transparent connection tube one end to be installed on the needle holder, the other end is equipped with piercing needle, the piercing needle external fixation has handle, have nook closing member to be fixed on the nook closing member swing handle in transparent connection tube, piercing needle, the nook closing member swing handle is installed together by screw thread and needle holder.

Adopt the simple and easy marrow puncture needle of said structure, simple in structure, easy to operate, the anesthesia before need not puncturing.Less because of the piercing needle diameter, patient's misery is little, and is safe and reliable, owing to be with graduated transparent connection tube, therefore can realize the quantitative extraction of bone marrow.In case syringe needle stops up because of the bone slag is arranged, rotation nook closing member swing handle can be removed.And manufacturing process is simple, and general curative apparatus producer can produce.Because of its low cost of manufacture, can realize disposable use, avoided cross infection.

Below in conjunction with description of drawings structure of the present utility model.

Accompanying drawing is the sketch map of this utility model structure.

As shown in drawings, needle holder (2) is arranged on a kind of simple and easy marrow puncture needle of this utility model, be with graduated transparent connection tube (3) one ends to be installed on the needle holder (2), the other end is equipped with piercing needle (6), the piercing needle external fixation has handle (5), have nook closing member (4) to be fixed on the nook closing member swing handle (1) in transparent connection tube (3), piercing needle (6), nook closing member swing handle (1) is installed together by screw thread and needle holder (2).

Transparent connection tube (3) is made of plastics.

During use, hand-held handle (5) just can carry out bone marrow aspiration.After puncture is finished, rotate the nook closing member swing handle, take out nook closing member, on needle holder (2), connect suction pipe, just bone marrow can be extracted out.In case there is the bone slag to cause piercing needle to stop up, nook closing member can be inserted in transparent connection tube (3) and the piercing needle (6), rotation and the nook closing member swing handle (1) that nook closing member is fixed together make it rotate several circles, and obstruction can be removed.

Claims

1, a kind of simple and easy marrow puncture needle, it is characterized in that, needle holder (2) is arranged on described marrow puncture needle, be with graduated transparent connection tube (3) one ends to be installed on the needle holder (2), the other end is equipped with piercing needle (6), the piercing needle external fixation has handle (5), has nook closing member (4) to be fixed on the nook closing member swing handle (1) in transparent connection tube (3), piercing needle (6), and nook closing member swing handle (1) is installed together by screw thread and needle holder (2).

2, a kind of simple and easy marrow puncture needle as claimed in claim 1 is characterized in that, described transparent connection tube (3) is made of plastics.