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CN-121971178-A - Operating table instrument fixing frame with flexible clamping protection

CN121971178ACN 121971178 ACN121971178 ACN 121971178ACN-121971178-A

Abstract

The invention discloses an operating table instrument fixing frame with flexible clamping protection, which relates to the technical field of medical instruments and comprises an upper bracket and a clamping assembly, wherein a servo motor is arranged on the left side of the rear end of the upper bracket, the output end of the servo motor is connected with a ball screw I, the outer part of the ball screw I is connected with a nut seat I, the top of the nut seat I is provided with a connecting arm, and the clamping assembly is arranged at the other end of the connecting arm. The operating table instrument fixing frame with the flexible clamping protection controls the driving motor to drive the driving shaft to rotate, the driving shaft drives the toothed belt to conduct meshing transmission, the toothed belt drives the ball screw II to conduct meshing transmission, and the nut seat II is enabled to conduct horizontal reciprocating motion relative to the outer portion of the ball screw II, so that the position of the movable clamping plate is adjusted until medical instruments with different sizes are clamped and fixed, and the phenomenon of slipping can be avoided when the movable clamping plate clamps the medical instruments due to the fact that the rubber pad is made of soft materials.

Inventors

  • LI LINA

Assignees

  • 李丽娜

Dates

Publication Date
20260505
Application Date
20260317

Claims (10)

  1. 1. An operating table instrument fixing frame with flexible clamping protection comprises an upper bracket (1) and a clamping component (6), and is characterized in that a servo motor (2) is arranged on the left side of the rear end of the upper bracket (1), a first ball screw (3) is connected to the output end of the servo motor (2), a first nut seat (4) is connected to the outer portion of the first ball screw (3), a connecting arm (5) is arranged on the top of the first nut seat (4), the clamping component (6) is arranged at the other end of the connecting arm (5), the clamping component (6) comprises a clamping frame (601), a driving motor (602), a driving shaft (603), a toothed belt (604), a second ball screw (605), a second nut seat (606), a movable clamping plate (607), a rubber pad (608) and a pressure sensor (609) are arranged on the left side rear end of the clamping frame (601), a driving shaft (603) is connected to the output end of the driving motor (602), a second ball screw (605) is connected to the outer portion of the driving shaft (603) through the toothed belt (604), the second ball screw seat (605) is connected to the outer portion of the second ball screw seat (606), the second nut seat (606) is connected to the outer portion of the second ball screw seat (606), and rubber pads (608) are arranged on the left side of the movable clamping plate (607) and the inner surface of the clamping frame (601), and the pressure sensor (609) is arranged in the middle of the rubber pads (608) and the movable clamping plate (607) in a penetrating mode.
  2. 2. The surgical table instrument fixing frame with flexible clamping protection according to claim 1, wherein the upper bracket (1) is of a right-angle structure, one end of the ball screw I (3) away from the servo motor (2) is rotationally connected with the upper bracket (1), and the ball screw I (3) and the ball screw II (605) are parallel to each other.
  3. 3. The surgical table instrument holder with flexible clamping protection according to claim 1, wherein the clamping frame (601) has an L-shaped structure in a top view, the right end of the second ball screw (605) is rotationally connected with the clamping frame (601), and the left outer side of the second ball screw (605) is connected with the clamping frame (601) through a bearing.
  4. 4. The surgical table instrument fixing frame with flexible clamping protection according to claim 1, wherein the second ball screw (605) and the movable clamping plate (607) are perpendicular to each other, a protruding structure is arranged at one position of the driving shaft (603) and the second ball screw (605), which are attached to the toothed belt (604), and the driving shaft (603) and the second ball screw (605) are parallel to each other.
  5. 5. The surgical table instrument holder with flexible clamping protection according to claim 1, wherein the bottom of the upper bracket (1) is provided with an expansion assembly (7), the expansion assembly (7) comprises a sliding seat I (701), a sliding block I (702) and a supporting rod I (703), the sliding groove of the sliding seat I (701) is slidably connected with the sliding block I (702), and the surface of the sliding block I (702) is rotatably connected with the supporting rod I (703) through a rotating shaft.
  6. 6. The surgical table instrument holder with flexible clamping protection according to claim 5, wherein the extension assembly (7) further comprises a second support rod (704), a second slide block (705) and a second slide seat (706), the middle part of the first support rod (703) is rotatably connected with the second support rod (704) through a rotating shaft, one end of the second support rod (704) is rotatably connected with the second slide block (705) through the rotating shaft, and the second slide seat (706) is slidably arranged outside the second slide block (705).
  7. 7. The surgical table instrument holder with flexible clamping protection according to claim 6, wherein the extension assembly (7) further comprises an air cylinder (707), a rack (708) and a lower support (709), the air cylinder (707) is mounted on the right side of the second sliding block (705), the rack (708) is rotatably connected to the right side of the first sliding block (701) through a rotating shaft, and the lower support (709) is rotatably connected to one end of the first supporting rod (703) away from the first sliding block (702) through the rotating shaft.
  8. 8. The surgical table instrument holder with flexible clamping protection according to claim 7, wherein the extension assembly (7) further comprises a winding and unwinding roller (710), a gear (711) and a steel wire mesh (712), the winding and unwinding roller (710) is connected to the right side of the lower support (709) through a bearing, the gear (711) is sleeved outside the winding and unwinding roller (710), and the steel wire mesh (712) is connected to the outer side of the winding and unwinding roller (710).
  9. 9. The surgical table instrument holder with flexible clamping protection according to claim 8, wherein one side of the steel wire mesh (712) far away from the winding and unwinding roller (710) is fixedly connected with the first sliding seat (701), the first sliding seat (701) and the second sliding seat (706) are parallel to each other, and the first supporting rod (703) and the second supporting rod (704) are distributed in a cross shape.
  10. 10. The surgical table instrument fixing frame with flexible clamping protection according to claim 1, wherein the left sides of the rear ends of the upper bracket (1) and the lower bracket (709) are respectively provided with a telescopic rod (8), the tail ends of the telescopic rods (8) are provided with fixing clamps (9), and the rear ends of the fixing clamps (9) are screwed with threaded fasteners (10).

Description

Operating table instrument fixing frame with flexible clamping protection Technical Field The invention relates to the technical field of medical instruments, in particular to an operating table instrument fixing frame with flexible clamping protection. Background The orthopedic operation generally needs a plurality of medical instruments to be matched for use, and some medical instruments are also needed to be implanted to fix broken bones, and because the orthopedic operation uses more medical instruments, the medical instruments are needed to be placed beside an operating table or the surgical instruments are needed to be fixed by a clamping frame. The existing operating table instrument fixing frame lacks the function of detecting clamping force, single clamping easily causes abrasion of the surface of the medical instrument and the clamp, and when the clamping force is too small, slipping of the medical instrument and the clamp occurs easily, so that the medical instrument and the clamp cannot be fixed smoothly. Accordingly, in view of the above, an operating table instrument holder with flexible clamping protection has been proposed, which is improved against the conventional structure and the drawbacks. Disclosure of Invention Aiming at the defects of the prior art, the invention provides an operating table instrument fixing frame with flexible clamping protection, which solves the problems in the background art. The surgical table instrument fixing frame with the flexible clamping protection comprises an upper bracket and a clamping assembly, wherein a servo motor is arranged on the left side of the rear end of the upper bracket, the output end of the servo motor is connected with a first ball screw, the outer part of the first ball screw is connected with a first nut seat, the top of the first nut seat is provided with a connecting arm, the clamping assembly is arranged at the other end of the connecting arm, the clamping assembly comprises a clamping frame, a driving motor, a driving shaft, a toothed belt, a second ball screw, a second nut seat, a movable clamping plate, a rubber pad and a pressure sensor, the driving motor is arranged at the rear end of the left side of the clamping frame, the driving shaft is connected with the second ball screw through the toothed belt, the outer part of the second ball screw is connected with the second nut seat, the outer part of the second nut seat is provided with a movable clamping plate, the left side of the movable clamping plate and the inner surface of the clamping frame are respectively provided with the rubber pad, and the pressure sensor is arranged in the middle of the rubber pad and the movable clamping plate in a penetrating mode. Further, the upper bracket is of a right-angle structure, one end, far away from the servo motor, of the first ball screw is rotationally connected with the upper bracket, and the first ball screw and the second ball screw are parallel to each other. Furthermore, the clamping frame is in an L-shaped structure in overlook, the right end of the ball screw II is rotationally connected with the clamping frame, and the clamping frame is connected to the left side of the outer part of the ball screw II through a bearing. Further, the second ball screw and the movable clamping plate are perpendicular to each other, a protruding structure is arranged at one position of the driving shaft and the second ball screw, which is attached to the toothed belt, and the driving shaft and the second ball screw are parallel to each other. Further, the bottom of upper bracket is provided with expansion subassembly, and expansion subassembly includes sliding seat one, slider one and bracing piece one, sliding seat one's spout department sliding connection has slider one, and the surface of slider one is connected with bracing piece one through the pivot rotation. Further, the expansion assembly further comprises a second supporting rod, a second sliding block and a second sliding seat, the middle part of the first supporting rod is rotationally connected with the second supporting rod through a rotating shaft, one end of the second supporting rod is rotationally connected with the second sliding block through the rotating shaft, and the second sliding seat is arranged outside the second sliding block in a sliding mode. Further, the expansion assembly further comprises an air cylinder, a rack and a lower support, the air cylinder is arranged on the right side of the second sliding block, the rack is connected to the right side of the first sliding seat in a rotating mode through a rotating shaft, and the lower support is connected to one end, far away from the first sliding block, of the first supporting rod in a rotating mode through the rotating shaft. Further, the extension subassembly still includes to roll up and unreels roller, gear and wire net, and the right side of lower carriage is connected with through the bearing and rolls up and