Universal adjustable fixed operation channel for joint operation
A surgical access, general-purpose technology, applied in the direction of surgery, medical science, etc., can solve the problems of inability to adjust, complicated operation process, and prolong operation time, so as to avoid surgical accidental injury, reduce risk, and improve surgical efficiency.
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Embodiment 1
[0036] see Figure 1 to Figure 7 As shown in the figure, a general-purpose adjustable fixed surgical channel for joint surgery includes a spreading plate 1, a movable bracket 2 and a tissue clip 3, and is characterized in that: Symmetrically placed, the front and rear sides of the two support plates are connected by a movable bracket 2, and the tissue clip 3 is disassembled and installed on the outer side wall of the opening plate 1; the center of the movable bracket 2 is a threaded rod 21, on which a number of threads are movably installed The ring 22, the left and right sides of the threaded rod 21 are hingedly connected to a support rod 23, and the other end of the support rod 23 is hinged to the opening plate 1; the tissue clip 3 is composed of two identical symmetrical installations.
[0037] A plurality of annular protrusions are arranged on the outer surface of the expansion plate 1 to increase the friction force; the diameter of the expansion plate 1 is 15.0-35.0mm, th...
Embodiment 2
[0045] Instructions:
[0046] First put the poke core 4 into the operation channel, close the movable bracket 2, and after making an incision on the patient, place a tissue clip 3 into the incision, and the splint 31 faces outside the incision, below the surface tissue;
[0047] Insert the retracted movable bracket 2 together with the spreading plate 1 from the incision, pass through the tissue clip 3, adjust the insertion depth of the spreading plate 1, and then adjust the position of the tissue clip 3 on the outside of the support plate;
[0048] Rotate the threaded rod 21 through the knob 24, so that the threaded ring 22 of the upper half of the threaded rod 21 moves downward, and the threaded ring 22 of the lower half of the threaded rod 21 moves upward, and the two supporting rods 23 are used. Push, then remove the poke core 4, and continue to adjust until the vision of the affected area is clear and the operation can be performed;
[0049] Take another tissue clip 3, th...
Embodiment 3
[0052] The present invention designs a universal adjustable fixed surgical channel for joint surgery. The device is provided with two semi-cylindrical spreading plates 1 and connected by a movable bracket 2, which can form a stable surgical channel, and the channel size is within a certain range. It can be adjusted freely and is suitable for surgery on different parts of the body of different patients. It has a wide range of use, saves operation time and reduces risks; the stretch plate 1 can protect important tissues such as blood vessels, nerves, ligaments, tendons, etc. Surgical risk; the tissue at the edge of the incision is clamped by two tissue clips 3, which reduces leakage of tissue fluid, prevents soft tissue from affecting the visual field, and improves surgical efficiency.
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