Swing saw handle rotatable device for joint replacement surgical navigation robot

Abstract

The utility model discloses a rotary device for a swing saw handle in a joint replacement surgical navigation robot, which is characterized in that a rotary block on a swing saw support arm can rotate 90 degrees with a rotary support arm of the swing saw handle through a rotary hole, and is fixed through an indexing pin and a rotary positioning hole, so that the swing saw handle can rotate 90 degrees during longitudinal cutting, and the rotary support arm can rotate 90 degrees during longitudinal cutting. And the handle of the swing saw is still towards the doctor, so that the doctor does not operate the swing saw in an abnormal posture.

Description

Technical Field

[0001] The utility model relates to the field of electromechanical equipment, in particular to a rotatable device for a swing saw handle in a navigation robot for joint replacement surgery. Background Art

[0002] During surgery, when doctors use an oscillating saw to cut bones, they cut horizontally and vertically. When cutting horizontally, as shown in the figure, the doctor holds the handle and presses the button to operate the oscillating saw to cut horizontally. However, when cutting vertically, if the oscillating saw and the saw blade are operated in the same way as the oscillating saw handle, the doctor's posture of holding the handle and pressing the button will be too awkward, and the operation will feel uncomfortable. Secondly, the distance between the oscillating saw and the doctor will be far away, and the doctor needs to stretch his arms to operate the oscillating saw, which will feel powerless.

[0003] In summary, a rotatable device for an oscillating saw handle in a navigation robot for joint replacement surgery is needed to address the deficiencies in the prior art. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a rotatable device for a swing saw handle in a navigation robot for joint replacement surgery, aiming to solve the above-mentioned problems.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rotatable device for an oscillating saw handle in a navigation robot for joint replacement surgery, comprising an oscillating saw handle and an oscillating saw support arm, a rotating support arm is arranged on the oscillating saw handle, the rotating support arm is fixedly connected to the oscillating saw handle, a rotating block is arranged on the oscillating saw support arm, the rotating block is hinged to the rotating support arm through a rotating hole, a dividing pin is arranged on the rotating support arm, the dividing pin is detachably connected to the rotating support arm, and a rotating positioning hole is arranged on the rotating block. The rotating block on the oscillating saw support arm can be rotated 90 degrees with the rotating support arm of the oscillating saw handle through the rotating hole, and is fixed by the dividing pin and the rotating positioning hole, so that when longitudinal cutting is required, the oscillating saw handle can be rotated 90 degrees so that the oscillating saw handle is still facing the doctor, so that the doctor will not operate the oscillating saw in an abnormal posture.

[0006] Optionally, the indexing pin includes an indexing pin handle, a fixed pin seat and a telescopic pin shaft, wherein the telescopic pin shaft is fixedly connected to the indexing pin handle, the telescopic pin shaft is arranged in the fixed pin seat, and the fixed pin seat is detachably connected to the rotating support arm. The fixed pin seat of the indexing pin is connected to the rotating support arm, and the extension and retraction of the telescopic pin shaft are controlled by the indexing pin handle to realize the connection locking and opening of the telescopic pin shaft and the positioning hole.

[0007] Optionally, the oscillating saw handle includes a hand grip and a connecting handle, the hand grip is fixedly connected to the connecting handle, the rotating support arm is fixedly connected to the connecting handle, a button is arranged on the hand grip, and the button is movably connected to the hand grip. The hand grip is convenient for the doctor to hold and operate the oscillating saw, the connecting handle can connect the hand grip and the rotating support arm, and the button on the hand grip is convenient for the doctor to operate the oscillating saw.

[0008] Optionally, a three-section arm fixing seat is provided on the swing saw support arm, and the three-section arm fixing seat is fixedly connected to the swing saw support arm. The three-section arm fixing seat facilitates the installation and removal of the swing saw support arm and the three-section arm.

[0009] Optionally, a tracer support frame is provided on one side of the oscillating saw support arm, and the tracer support frame is fixedly connected to the oscillating saw support arm. The tracer support frame on the oscillating saw support arm is used to install a tracer, so as to facilitate the real-time understanding of the specific position of the oscillating saw, thereby facilitating the doctor to operate.

[0010] Beneficial effects of the utility model:

[0011] 1. In the utility model, the rotating block on the swing saw support arm can be rotated 90 degrees with the rotating support arm of the swing saw handle through the rotating hole, and is fixed by the indexing pin and the rotating positioning hole. When the longitudinal cutting is required, the swing saw handle can be rotated 90 degrees so that the swing saw handle is still facing the doctor, so that the doctor will not use an abnormal posture to operate the swing saw;

[0012] 2. In the utility model, the fixed pin seat of the indexing pin is connected to the rotating support arm, and the extension and retraction of the telescopic pin shaft is controlled by the indexing pin handle to realize the connection locking and opening of the telescopic pin shaft and the positioning hole. The hand grip is convenient for the doctor to hold and operate the swing saw. The connecting handle can connect the hand grip and the rotating support arm, and the button on the hand grip is convenient for the doctor to control the swing saw;

[0013] 3. In the utility model, the three-section arm fixing seat facilitates the installation and disassembly of the oscillating saw support arm and the three-section arm. The tracer support frame on the oscillating saw support arm is used to install the tracer, which facilitates the real-time understanding of the specific position of the oscillating saw, thereby facilitating the doctor's operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model.

[0015] Figure 2 It is a schematic diagram of a structure after rotating 90 degrees.

[0016] Figure 3 The present invention is a structural schematic diagram of a swing saw support arm.

[0017] Figure 4 A structural schematic diagram of an indexing pin.

[0018] Figure 5 Another structural schematic diagram of the indexing pin.

[0019] In the figure: 1. Oscillating saw handle; 2. Oscillating saw support arm; 3. Rotating support arm; 4. Rotating block; 5. Indexing pin; 6. Three-section arm fixing seat; 7. Tracer support frame; 11. Hand grip; 12. Connecting handle; 13. Button; 41. Rotating positioning hole; 51. Fixed pin seat; 52. Telescopic pin shaft; 53. Indexing pin handle. DETAILED DESCRIPTION

[0020] In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0021] In conjunction with the instruction manual Figure 1 -Attached Figure 5 , explain this technical solution

[0022] like Figure 1 , Figure 3 As shown, a rotatable device for an oscillating saw handle in a navigation robot for joint replacement surgery includes an oscillating saw handle 1 and an oscillating saw support arm 2. A rotating support arm 3 is provided on the oscillating saw handle 1, and the rotating support arm 3 is fixedly connected to the oscillating saw handle 1. A rotating block 4 is provided on the oscillating saw support arm 2, and the rotating block 4 is hinged to the rotating support arm 3. An indexing pin 5 is provided on the rotating support arm 3, and the indexing pin 5 is detachably connected to the rotating support arm 3. A rotating positioning hole 41 is provided on the rotating block 4.

[0023] like Figure 4 and Figure 5 The indexing pin 5 includes an indexing pin handle 53, a fixed pin seat 51 and a telescopic pin shaft 52. The telescopic pin shaft 52 is fixedly connected to the indexing pin handle 53. The telescopic pin shaft 52 is arranged in the fixed pin seat 51. The fixed pin seat 51 is detachably connected to the rotating support arm 3.

[0024] See Figure 3 The swing saw handle 1 includes a grip 11 and a connecting handle 12, the grip 11 is fixedly connected to the connecting handle 12, the rotating support arm 3 is fixedly connected to the connecting handle 12, a button 13 is arranged on the grip 11, the button 13 is movably connected to the grip 11, a three-section arm fixing seat 6 is arranged on the swing saw support arm 2, the three-section arm fixing seat 6 is fixedly connected to the swing saw support arm 2, a tracer support frame 7 is arranged on one side of the swing saw support arm 2, and the tracer support frame 7 is fixedly connected to the swing saw support arm 2.

[0025] The working principle of the utility model is as follows: the rotating block on the swing saw support arm can be rotated 90 degrees through the rotating hole and the rotating support arm of the swing saw handle, and is fixed by the indexing pin and the rotating positioning hole. When longitudinal cutting is required, the swing saw handle can be rotated 90 degrees so that the swing saw handle is still facing the doctor, so that the doctor will not use an abnormal posture to operate the swing saw. The fixed pin seat of the indexing pin is connected to the rotating support arm, and the extension and contraction of the telescopic pin shaft is controlled by the indexing pin handle to achieve the connection locking and opening of the telescopic pin shaft and the positioning hole. The hand grip is convenient for the doctor to hold and operate the swing saw. The connecting handle can connect the hand grip and the rotating support arm. The button on the hand grip is convenient for the doctor to control the swing saw. The three-section arm fixing seat is convenient for the installation and disassembly of the swing saw support arm and the three-section arm. The tracer support frame on the swing saw support arm is used to install the tracer, which is convenient for real-time understanding of the specific position of the swing saw, thereby facilitating the doctor's operation.

[0026] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modification, equivalent substitution or improvement made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A rotatable device for a swing saw handle in a navigation robot for joint replacement surgery, characterized in that: It includes an oscillating saw handle and an oscillating saw support arm, wherein a rotating support arm is arranged on the oscillating saw handle, wherein the rotating support arm is fixedly connected to the oscillating saw handle, wherein a rotating block is arranged on the oscillating saw support arm, wherein the rotating block is hinged to the rotating support arm, wherein an indexing pin is arranged on the rotating support arm, wherein the indexing pin is detachably connected to the rotating support arm, and wherein a rotating positioning hole is arranged on the rotating block.

2. The rotatable device for the swing saw handle in the navigation robot for joint replacement surgery according to claim 1, characterized in that: The indexing pin comprises an indexing pin handle, a fixed pin seat and a telescopic pin shaft, wherein the telescopic pin shaft is fixedly connected to the indexing pin handle, the telescopic pin shaft is arranged in the fixed pin seat, and the fixed pin seat is detachably connected to the rotating support arm.

3. The rotatable device for the swing saw handle in the navigation robot for joint replacement surgery according to claim 1, characterized in that: The swing saw handle comprises a hand grip and a connecting handle, wherein the hand grip is fixedly connected to the connecting handle, the rotating support arm is fixedly connected to the connecting handle, a button is arranged on the hand grip, and the button is movably connected to the hand grip.

4. The rotatable device for the swing saw handle in the navigation robot for joint replacement surgery according to claim 1, characterized in that: A three-section arm fixing seat is arranged on the swing saw supporting arm, and the three-section arm fixing seat is fixedly connected to the swing saw supporting arm.

5. The rotatable device for the swing saw handle in the navigation robot for joint replacement surgery according to claim 1, characterized in that: A tracer support frame is arranged on one side of the oscillating saw support arm, and the tracer support frame is fixedly connected to the oscillating saw support arm.

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