Lateral position hand supporting device

Abstract

The utility model discloses a lateral position hand supporting device, which relates to the field of medical instruments, and comprises a hand supporting plate used for supporting the arm of a patient, and a first adjusting mechanism mounted at the bottom of the hand supporting plate, the first adjusting mechanism comprises a mounting rack, a base A and a limiting piece A, the top end of the mounting rack is fixedly connected with the hand supporting plate, the mounting rack is provided with a ball head, and the ball head is provided with a limiting piece B; a ball cavity is formed in the mounting frame, the ball head is embedded in the ball cavity, and the limiting piece A is mounted on the base A and used for preventing the ball head from rotating around the ball center of the limiting piece A; according to the side-lying position hand supporting device, the hand supporting plate can be flexibly adjusted in multiple directions through the arranged first adjusting mechanism and second adjusting mechanism, the actual requirements of different patients and operation sites are met, the inclination angle and position of the hand supporting plate are accurately fixed through cooperation of a limiting piece A and a limiting piece B, and the hand supporting plate is convenient to use. And the stable support of the arm of the patient in the operation process is ensured.

Claims

1. A side-lying hand support device, characterized in that: include: A hand support board (1) for supporting the patient's arm; A first adjustment mechanism (2) is mounted on the bottom of the hand support plate (1). The first adjustment mechanism (2) comprises a mounting frame (21), an A base (22) and an A limiting member (23). The top of the mounting frame (21) is fixedly connected to the hand support plate (1). The mounting frame (21) is provided with a ball head, and a ball cavity is formed on the mounting frame (21). The ball head is embedded in the ball cavity. The A limiting member (23) is mounted on the A base (22). The A limiting member (23) is used to prevent the ball head from rotating around its ball center. The second adjustment mechanism (3) is installed at the bottom of the A base (22). The second adjustment mechanism (3) includes a cross shaft (31), a support frame (32), a B base (33) and two B limiting members (34). The cross shaft (31) is composed of an A axis and a B axis that are perpendicular to each other. The top end of the support frame (32) is fixedly connected to the A base (22). The bottom end of the support frame (32) is rotatably connected to the A axis of the cross shaft (31). Both ends of the B axis of the cross shaft (31) are rotatably connected to the B base (33). One of the B limiting members (34) is used to prevent the cross shaft (31) from rotating around the B axis, and the other B limiting member (34) is used to prevent the support frame (32) from rotating around the A axis of the cross shaft (31). The supporting mechanism (4) is used to support the B base (33).

2. The side-lying hand support device according to claim 1, characterized in that: The A limiting member (23) is a locking cover, the top of which is provided with an arc surface matched with the ball head, and the inner wall of the locking cover is threadedly connected to the outer wall of the A base (22).

3. The side-lying hand support device according to claim 1, characterized in that: The B limiting member (34) includes an A clamping seat (341), an A bolt (342) and an A nut (343). The A clamping seat (341) is provided with an A through hole and an A through slot, and one side of the A through slot is connected to the A through hole. One end of the A bolt (342) passes through the A clamping seat (341) and the A through slot. The end of the A bolt (342) is threadedly connected to the A nut (343). The A clamping seat (341) is provided with a limiting slot for limiting the rotation of the A bolt (342).

4. The side-lying hand support device according to claim 3, characterized in that: The side surface of the A clamping seat (341) in one of the B limiting members (34) is fixedly connected to the support frame (32), and one end of the B axis of the cross shaft (31) passes through the A through hole on the A clamping seat (341); The side surface of the A clamping seat (341) in the other B limiting member (34) is fixedly connected to the B base (33), and one end of the A axis of the cross shaft (31) passes through the A through hole on the A clamping seat (341).

5. The side-lying hand support device according to claim 1, characterized in that: The support mechanism (4) includes a cross bar (41), a vertical bar (42), a C base (43), a fixing member, a C restricting member (44) and a D restricting member (45). One end of the cross bar (41) is fixedly connected to the B base (33). A B through hole and a C through hole are formed in the C base (43). The other end of the cross bar (41) passes through the B through hole. The C restricting member (44) is used to prevent the cross bar (41) from moving relative to the B base (33) along the length direction of the cross bar (41). The bottom end of the vertical bar (42) passes through the C through hole. The D restricting member (45) is used to prevent the vertical bar (42) from moving relative to the B base (33) along the length direction of the vertical bar (42). The fixing member is installed at the top end of the vertical bar (42).

6. The side-lying hand support device according to claim 5, characterized in that: The C restricting member (44) includes a B bolt (441), a B nut (442) and a B through groove formed at one end of the C base (43), and one side of the B through groove is connected to the B through hole. One end of the B bolt (441) penetrates through the C base (43) and the B through groove and is threadedly connected to the B nut (442).

7. The side-lying hand support device according to claim 5, characterized in that: The D restricting member (45) includes a C bolt (451), a C nut (452) and a B through groove formed at the other end of the C base (43), and one side of the B through groove is connected to the C through hole. One end of the C bolt (451) penetrates through the C base (43) and the B through groove and is threadedly connected to the C nut (452).

8. The side-lying hand support device according to claim 5, characterized in that: The fixing member includes a U-shaped seat (46), a D bolt (47) and an extrusion seat (48). The bottom end of the U-shaped seat (46) is fixedly connected to the vertical bar (42). The outer side wall of the D bolt (47) is threadedly connected to the top end of the U-shaped seat (46). The bottom end of the D bolt (47) is rotatably connected to the extrusion seat (48).

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