Electric osteotome

A bone knife and electric technology, which is applied to the knives of the sawing machine, surgical saw, metal sawing equipment, etc., can solve the problems of large volume of electric bone knife, small cutting area, and inability to switch cutting flexibly

Inactive Publication Date: 2009-02-11
BEIJING MONTAGNE MEDICAL DEVICE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This electric bone knife can only swing and cut in one direction, and cannot flexibly switch the direction of cutting
And the volume of the electric bone knife is large, and the cutting area is small

Method used

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  • Electric osteotome
  • Electric osteotome
  • Electric osteotome

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] The electric bone knife of the present invention comprises a blade 2 and a handle 1, the blade 2 is installed on the handle 1, the blade 2 includes an endless chain and a guide plate 5, the endless chain is installed on the periphery of the guide plate 5, and the endless chain includes a toothed edge 3 And the chain piece 4, the chain piece 4 adopts two pieces to connect the adjacent tooth blades 3 outside, the outer periphery of the guide plate 5 is provided with a groove, the lower end of the tooth blade 3 is inserted in the groove, and the tooth blade 3 is crescent-shaped Double teeth, a motor 6 is installed in the handle 1, and the motor 6 drives the circulating chain to rotate along the outer circumference of the guide plate 5. The front end of the handle 1 is provided with a sprocket 8, and the sprocket 8 is installed on the transmission shaft 7, and the endless chain on the blade 2 bypasses the sprocket 8. The driving gear 10 of the motor 6 meshes with the driven...

Embodiment 2

[0025] The electric bone knife of the present invention comprises a blade 2 and a handle 1, the blade 2 is installed on the handle 1, the blade 2 includes an endless chain and a guide plate 5, the endless chain is installed on the periphery of the guide plate 5, and the endless chain includes a toothed edge 3 And the chain piece 4, the outer periphery of the guide plate 5 is provided with a protrusion, the lower end of the tooth blade 3 is a double-layer opening structure, straddling the outer peripheral protrusion of the guide plate 5, and the chain piece 4 is connected to the adjacent tooth blade 3 by a single-piece internal connection , the tooth edge 3 is a single triangular tooth. A motor 6 is installed in the handle 1, and the motor 6 drives the circulating chain to rotate along the periphery of the guide plate 5. The front end of the handle 1 is provided with a sprocket 8, and the sprocket 8 is installed on the transmission shaft 7, and the endless chain on the blade 2 ...

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PUM

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Abstract

The invention provides an electric osteotome which comprises a blade and a handle, the blade is arranged on the handle and comprises a endless chain and a guide board, the endless chain is arranged in the periphery of the guide board and consists of cutting edges and chain sheets which are connected with adjacent cutting edges, and an electric motor is arranged inside the handle. The electric motor drives the endless chain of the blade to work around the periphery of the guide board. The electric osteotome has the advantages of flexible cutting direction transition, small cutting area, small volume and convenient usage.

Description

technical field [0001] The invention relates to an orthopedic bone knife, in particular to an orthopedic electric bone knife. Background technique [0002] The electric bone knife in the prior art, as described in U.S. Patent No. 6,113,618, includes a saw blade and a handle. A joint is installed at the front end of the handle, and the joint is connected to the saw blade. This electric bone knife can only swing and cut in one direction, and cannot flexibly switch the direction of cutting. Moreover, the electric bone knife has a large volume and a small cutting area. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide an electric bone knife capable of controlling the cutting direction, flexible in use, small in size and small in cutting area. [0004] The electric bone knife of the present invention comprises a blade and a handle, the blade is installed on the handle, the blade includes an endless chain and a guide p...

Claims

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Application Information

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IPC IPC(8): A61B17/14B23D61/12
CPCA61B2017/143A61B2017/145A61B17/14A61B17/149
Inventor 周袭明
Owner BEIJING MONTAGNE MEDICAL DEVICE
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