Bone marrow puncture and aspiration device used for hematopathology department

A bone marrow puncture and internal medicine technology, applied in the field of medical devices, can solve the problems of increasing patient pain, difficulty in controlling the depth of puncture, inconvenient use, etc., and achieve the effect of reducing pain and reducing the number of punctures

Inactive Publication Date: 2018-06-05
杜以萍
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

The existing bone marrow puncture extraction device needs to use an injection needle to perform anesthesia puncture at the puncture point first, and then use a bone marrow puncture needle to puncture and extract bone marrow at the same site. In addition, during the puncture process, medical personnel need to manually puncture, the depth of puncture is not easy to control, and it is inconvenient to use

Method used

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  • Bone marrow puncture and aspiration device used for hematopathology department
  • Bone marrow puncture and aspiration device used for hematopathology department
  • Bone marrow puncture and aspiration device used for hematopathology department

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Embodiment Construction

[0014] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0015] see Figure 1-3 , the present invention provides a technical solution: a bone marrow puncture extraction device for blood medicine, comprising a base plate 13, a through hole 14 is provided on one side of the upper surface of the base plate 13, a bolt 15 is arranged in the through hole 14, and one end of the bolt 15 is threaded Connected with nuts 22, the bottom plate 13 is fixedly connected with external equipment through bolts 15 and nuts 22, which is...

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Abstract

The invention discloses a bone marrow puncture and aspiration device used for a hematopathology department. The device comprises a base plate, wherein a supporting plate is arranged at the middle partof the upper surface of the base plate, the supporting plate is in an L shape, a control switch is arranged at the middle part of the side surface of the supporting plate, the input terminal of the control switch is electrically connected with the output terminal of an external power supply, a lead screw is arranged between a horizontal plate of the supporting plate and the base plate, the outersurface of the lead screw is connected with a lead screw motor by virtue of a screw thread, the input terminal of the lead screw motor is electrically connected with the output terminal of the controlswitch, a connecting plate is arranged on the outer surface of the lead screw motor, clamping rings are arranged on the side surface of the connecting plate, quantity of the clamping rings is two, ananesthetic needle cylinder sheathes inside one clamping ring, a bone marrow needle cylinder sheathes inside the other clamping ring, a first piston is arranged inside the anesthetic needle cylinder,and a first push-and-pull rod is arranged on the upper surface of the first piston. The bone marrow puncture and aspiration device used for a hematopathology department is easy to use, and can directly carry out bone marrow aspiration after anesthesia puncture and accurately control puncture depth.

Description

technical field [0001] The invention relates to the technical field of medical devices, in particular to a bone marrow puncture extraction device for hematology. Background technique [0002] Bone marrow aspiration is a common diagnostic technique for taking bone marrow fluid, and its examination includes cytology, protozoa and bacteriology. It is suitable for the diagnosis, differential diagnosis and treatment follow-up of various blood diseases; the increase or decrease in the number of red blood cells, white blood cells, and platelets of unknown reasons and morphological abnormalities; the diagnosis and differential diagnosis of fever of unknown reasons; parasites etc. The existing bone marrow puncture extraction device needs to use an injection needle to perform anesthesia puncture at the puncture point first, and then use a bone marrow puncture needle to puncture and extract bone marrow at the same site. In addition, in the puncture process, medical personnel need to ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61B10/02
CPCA61B10/025A61B2010/0258
Inventor 杜以萍
Owner 杜以萍
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