Search

CN-121971183-A - Shoulder arthroscope lateral position abduction traction frame

CN121971183ACN 121971183 ACN121971183 ACN 121971183ACN-121971183-A

Abstract

The invention relates to the technical field of medical instruments, in particular to a shoulder arthroscope lateral position abduction traction frame which comprises a main frame, a traction rod and a traction rope, wherein a sliding rail is vertically and fixedly arranged on the main frame, a lifting block is vertically and slidingly arranged on the sliding rail, one end of the traction rope is fixedly connected with the lifting block through a traction component, a weight box is fixedly arranged on the side surface of the lifting block, a drain pipe is arranged on the side surface of the weight box, a water tank is fixedly arranged on the main frame, a water outlet pipe is arranged at the bottom end of the water tank, a water inlet pipe is arranged at the upper end of the weight box, the water outlet pipe is communicated with the water inlet pipe through a connecting water pipe, a water level window is arranged on the side surface of the weight box, and water level scales are arranged on the water level window. The medical staff can control the traction force on the arm by controlling the water level in the weight box, so that the excessive or insufficient traction force is prevented, the progress of the operation is influenced, the better operation effect is ensured, and the symptoms of the patient are thoroughly solved.

Inventors

  • JIN HAO
  • JIN XIN
  • LI XUESONG
  • HAN YANG

Assignees

  • 哈尔滨医科大学附属第一医院

Dates

Publication Date
20260505
Application Date
20260227

Claims (10)

  1. 1. The shoulder arthroscope lateral position abduction traction frame comprises a main frame (1), a traction rod (2) and a traction rope (3), and is characterized in that the traction rod (2) is rotatably arranged at the upper end of the main frame (1) through a hinge assembly, two pulleys (46) are rotatably arranged on the traction rod (2), an elastic bandage is fixedly arranged at one end of the traction rope (3), and the other end of the traction rope penetrates through the two pulleys (46); A sliding rail (4) is vertically and fixedly arranged on the main frame (1), a lifting block (5) is vertically and slidably arranged on the sliding rail (4), and one end, far away from the elastic bandage, of the traction rope (3) is fixedly connected with the lifting block (5) through a traction assembly; The lifting block is characterized in that a weight box (6) is fixedly arranged on the side face of the lifting block (5), a drain pipe (7) is arranged on the side face of the weight box (6), a water tank (8) is fixedly arranged on the main frame (1), a water outlet pipe (9) is arranged at the bottom end of the water tank (8), a valve is arranged on the water outlet pipe (9), a water inlet pipe (10) is arranged at the upper end of the weight box (6), the water outlet pipe (9) is communicated with the water inlet pipe (10) through a connecting water pipe (11), a water level window (12) is arranged on the side face of the weight box (6), and water level scales are arranged on the water level window (12).
  2. 2. The shoulder arthroscope lateral position abduction traction frame according to claim 1, wherein a lifting plate (13) is vertically and slidably mounted in the weight box (6), the side surface of the lifting plate (13) is in tight contact with the inner wall of the weight box (6), a plurality of inclined holes (14) are symmetrically formed in the lifting plate (13), the lower ends of the inclined holes (14) point to the inner wall of the weight box (6), a guide plate (15) is fixedly mounted on the upper surface of the lifting plate (13), a plurality of the inclined holes (14) are distributed on two sides of the guide plate (15), and the water inlet pipe (10) is located right above the guide plate (15).
  3. 3. The shoulder arthroscope lateral position abduction traction frame according to claim 2, characterized in that a fixing frame (16) is fixedly arranged at the upper end of the weight box (6), a first threaded hole is formed in the fixing frame (16), a threaded rod (17) is inserted into the first threaded hole in a threaded manner, a through hole is formed in the upper end of the weight box (6), an adjusting block (18) is fixedly arranged at the upper end of the threaded rod (17), the lower end of the threaded rod penetrates through the through hole and is rotatably provided with a rectangular plate (19), sealing plates (20) are fixedly arranged at two ends of the rectangular plate (19), the two sealing plates (20) are respectively located right above a plurality of inclined holes (14), and the two sealing plates (20) are connected with a lifting plate (13) through a plurality of groups of connecting components.
  4. 4. A shoulder arthroscope lateral position abduction traction frame according to claim 3, characterized in that the connecting assembly comprises an L-shaped supporting block (21) fixedly installed on a lifting plate (13), a vertical rod (22) vertically and fixedly installed on the side surface of a sealing plate (20) and a stop block (23) fixedly installed at the lower end of the vertical rod (22), a moving hole is formed in the upper end of the supporting block (21), and the vertical rod (22) is vertically and slidably inserted in the moving hole.
  5. 5. The shoulder arthroscope lateral position abduction traction frame according to claim 1, wherein an L-shaped supporting rod (24) is fixedly installed on the lifting block (5), the traction assembly comprises a connecting block (25) fixedly installed at the upper end of the supporting rod (24), a sliding block (26) fixedly installed at one end of the traction rope (3), a positioning block (27) fixedly installed on the lower surface of the sliding block (26) and a locking part arranged on the connecting block (25) and used for locking the positioning block (27), a rectangular groove is formed in the upper end of the connecting block (25), the lower end of the positioning block (27) is inserted into the rectangular groove, and a positioning hole is formed in the positioning block (27).
  6. 6. The shoulder arthroscope lateral position abduction traction frame according to claim 5, wherein a rectangular hole is formed in the side surface of the connecting block (25), the locking component comprises a locking block (28) which is slidably mounted in the rectangular hole and two spring rods (29) which are symmetrically and fixedly mounted on the locking block (28), one end of each spring rod (29) is fixedly mounted on the connecting block (25), and one end of each locking block (28) extends into the rectangular groove and is inserted into the corresponding positioning hole.
  7. 7. The shoulder arthroscope lateral position abduction traction frame according to claim 6, characterized in that a pillar (30) is fixed at the upper end of the weight box (6), an L-shaped moving plate (31) is horizontally and slidably mounted on the pillar (30), one end of the moving plate (31) is fixedly connected with a locking block (28), a strip-shaped hole is formed in the moving plate (31), a sliding hole is formed in one end of the moving plate (31), a round rod (32) is horizontally inserted into the sliding hole, a pull ring (33) is fixedly mounted at one end of the round rod (32), a positioning pin (34) is fixedly mounted at the other end of the round rod, a first telescopic spring (35) is sleeved on the round rod (32), two ends of the first telescopic spring (35) are fixedly connected with the moving plate (31) and the pull ring (33) respectively, a limiting block (36) is fixedly sleeved on the round rod (32), a clamping block (37) is fixedly mounted at the upper end of the pillar (30), a clamping groove is formed in one side, far away from the pull ring (33), and a positioning pin (34) is inserted into the positioning groove.
  8. 8. The shoulder arthroscope lateral position abduction traction frame according to claim 5, wherein an installation seat (38) is fixedly installed on the side face of the main frame (1), a sliding hole is formed in the installation seat (38), the traction rope (3) penetrates through the sliding hole, a first friction block (39) is fixedly installed at one end of the sliding hole, a moving seat (40) and a second friction block (41) are horizontally and dynamically installed in the sliding hole, the moving seat (40) is connected with the second friction block (41) through a plurality of second telescopic springs (47), the traction rope (3) is located between the first friction block (39) and the second friction block (41), and a transmission assembly for driving the moving seat (40) to move towards the traction rope (3) is arranged on the main frame (1).
  9. 9. The shoulder arthroscope lateral position abduction traction frame according to claim 8, wherein the sliding block (26) is vertically and slidably mounted on the sliding rail (4), the transmission assembly comprises a top plate (42) vertically and fixedly mounted on the sliding block (26) and two guide rods (43) obliquely and fixedly mounted on the lower surface of the movable seat (40), and the top plate (42) is located right below the two guide rods (43).
  10. 10. The shoulder arthroscope lateral position abduction traction frame according to claim 1, wherein the hinge assembly comprises a hinge post (44) and a positioning bolt (45) which are fixedly installed at the upper end of the main frame (1), a rotation hole is formed in the traction rod (2), a second threaded hole communicated with the rotation hole is formed in the side face of the traction rod (2), the hinge post (44) is rotatably installed in the rotation hole, the positioning bolt (45) is inserted into the second threaded hole in a threaded mode, and one end of the positioning bolt is in contact with the hinge post (44).

Description

Shoulder arthroscope lateral position abduction traction frame Technical Field The invention relates to the technical field of medical equipment, in particular to a shoulder arthroscope lateral recumbent position abduction traction frame. Background The shoulder arthroscope operation is a precise medical technology with nearly strict requirements on operation space and visual field, the internal structure of the shoulder joint is extremely complex, structures such as shoulder, humeral head and glenoid are staggered, important vascular nerves such as axillary nerves and axillary arteries are closely distributed around the shoulder joint, even if the critical structures are damaged only by milli-deviation in the operation, the critical structures are difficult to estimate, in order to reduce operation risks and improve operation success rate, stable and precise traction fixation of the upper limb of a patient becomes a critical link, precise upper limb traction can enable torn rotator sleeve tissues to be better exposed, suture repair is convenient for doctors, proper traction angles and strength can ensure that surgical instruments smoothly reach the damaged part when the shoulder glenoid labia injury is treated, and precise repair operation is performed, so that the high-requirement upper limb traction fixation effect is achieved, and the high-efficiency lateral position abduction traction frame is needed. The Chinese patent with publication number CN209122321U discloses a shoulder arthroscope lateral position abduction traction device convenient for adjusting tightness, which is convenient for lifting and fixing the arm of a patient on a relative position, avoids the trouble of manually lifting the arm, and can adjust the tightness of arm fixing according to different patients at the same time, thereby improving the comfort of the patient. However, in the above patent document, the arm is lifted by winding the traction rope on the driving shaft, but in the traction process, the medical staff cannot know the traction force, so that the traction force of the arm cannot be accurately controlled, if the traction force is too large, the joint is possibly excessively separated, the normal structure of the joint is damaged, the risk of instability of the joint after operation is increased, if the traction force is too small, the tissues around the shoulder joint cannot be effectively unfolded, the operation visual field is not fully exposed, the operation progress is affected, the operation effect is poor, and the symptoms of a patient cannot be thoroughly solved. Disclosure of Invention The invention aims to solve the defects that the traction force on an arm cannot be accurately controlled, if the traction force is too large, the joints can be excessively separated, the normal structure of the joints is damaged, the risk of instability of the joints after operation is increased, if the traction force is too small, tissues around the shoulder joints cannot be effectively unfolded, the operation visual field is insufficient, the operation progress is affected, the operation effect is poor, and the symptoms of a patient cannot be thoroughly solved. In order to achieve the above purpose, the present invention adopts the following technical scheme: The shoulder arthroscope lateral position abduction traction frame comprises a main frame, a traction rod and a traction rope, wherein the traction rod is rotatably arranged at the upper end of the main frame through a hinge assembly, two pulleys are rotatably arranged on the traction rod, an elastic bandage is fixedly arranged at one end of the traction rope, and the other end of the traction rope penetrates through the two pulleys; A sliding rail is vertically and fixedly arranged on the main frame, a lifting block is vertically and slidably arranged on the sliding rail, and one end of the traction rope, which is far away from the elastic bandage, is fixedly connected with the lifting block through a traction assembly; The lifting block side fixed mounting has the weight case, weight case side mounting has the drain pipe, fixed mounting has the water tank on the body frame, the outlet pipe is installed to the bottom of water tank, install the valve on the outlet pipe, the inlet tube is installed to weight case upper end, be linked together through connecting the water pipe between outlet pipe and the inlet tube, weight case side is equipped with water level window, be equipped with the water level scale on the water level window. As a preferable scheme, the lifting plate is vertically and hermetically arranged in the weight box in a sliding manner, the side surface of the lifting plate is in tight contact with the inner wall of the weight box, a plurality of inclined holes are symmetrically formed in the lifting plate, the lower ends of the inclined holes point to the inner wall of the weight box, the guide plate is fixedly arranged on the upper surface of the lifting p