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Extraction device used in hematology department for bone marrow puncture

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: 2020-06-16
祝春玲
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

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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  • Extraction device used in hematology department for bone marrow puncture
  • Extraction device used in hematology department for bone marrow puncture
  • Extraction device used in hematology department for bone marrow puncture

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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 an extraction device used in a hematology department for bone marrow puncture. The extraction device comprises a base plate, wherein a supporting plate is arranged on the middle part of the upper surface of the base plate and is l-shaped; a control switch is arranged on the middle part of the side surface of the supporting plate; the input end of the control switch is electrically connected with the output end of an external power supply; a screw rod is arranged between a horizontal plate of the supporting plate and the base plate; the outer surface of the screw rod isin threaded connection with a screw rod motor; the input end of the screw rod motor is electrically connected with the output end of the control switch; a connecting plate is arranged on the outer surface of the screw rod motor; clamping rings are arranged on the side surface of the connecting plate, the number of the clamping rings is two, an anesthesia needle cylinder is sleeved with one clamping ring, and a marrow needle cylinder is sleeved with the other clamping ring; a first piston is arranged in the anesthesia needle cylinder; and a first push-pull rod is arranged on the upper surface of the first piston. The extraction device used in the hematology department for bone marrow puncture is convenient to use, bone marrow extraction can be directly conducted after anesthesia puncture, and a puncture depth is accurately controlled.

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 祝春玲隋丽丽马玉国
Owner 祝春玲
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