Navigation equipment for femoral medullary cavity cutting operation by femoral myelocavity file
A technology of navigation equipment and intramedullary rasp, which is used in surgical navigation systems, operations, applications, etc., can solve the problem of reducing the degree of matching between the proximal femoral medullary cavity and the hip joint femoral stem prosthesis, the inability of the femoral stem prosthesis to be implanted in place, Increase the operation time and other problems to achieve the effect of improving the success rate of one implantation
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[0018] The present invention will be further described below in conjunction with the accompanying drawings:
[0019] A schematic diagram of a navigation device for rasp cutting the femoral cavity operation is as follows figure 1 As shown, it mainly includes: acquisition unit 1, central control unit 2, display unit 3, button keyboard 4; acquisition unit 1 for sampling point position information is connected with central control unit 2, and central control unit 2 is used for displaying guide The display unit 3 is respectively connected with the button keyboard 4 for control, and the central control unit 2 controls the acquisition unit 1 to sample the position information of the points and calculates the cutting guide. Acquisition unit 1 consists of a robotic arm, such as figure 2 As shown, it is mainly composed of a contact 7 , a contact base 8 , two sections of lever arms 9 , an angle sensor 10 and a base 11 , wherein the contact 7 is a sphere and is fixed on the contact base...
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