CN220938175U

CN220938175U - Foldable headstock

Info

Publication number: CN220938175U
Application number: CN202321150432.1U
Authority: CN
Inventors: 张丹
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-12
Filing date: 2023-05-12
Publication date: 2024-05-14
Anticipated expiration: 2033-05-12

Abstract

The utility model relates to the technical field of orthopaedics and discloses a foldable headstock, which comprises an adjusting cylinder, wherein the top end of the adjusting cylinder is provided with a supporting plate through a height adjusting mechanism, one end of the supporting plate is fixedly connected with a head clamping mechanism through two supporting rods, after a plurality of arc plates are placed around the head of a patient, the adjusting screw can drive a clamping circular plate to move in the rotating process through the rotation of the adjusting screw, so that the head of the patient is fixed, and the fixing effect of the head of the patient in use is further improved.

Description

Foldable headstock

Technical Field

The utility model relates to the technical field of orthopaedics, in particular to a foldable headstock.

Background

In bone surgery involving the upper limbs or shoulders, if the head of the patient receiving the surgery is fixed, the fixing effect of the patient during the surgery is improved.

Through retrieval, the utility model patent with the Chinese patent publication number of CN202844023U discloses an orthopedic operation head frame, which comprises a first bracket, a second bracket, a third bracket and a supporting plate which are mutually movably riveted through rivets, wherein the stacking sequence of a riveting part from top to bottom is that the first bracket, the second bracket, the third bracket and the supporting plate are respectively sleeved with two sliding sleeves which are respectively positioned at two sides of the rivets; the device realizes blocking the head through the flexible of support, but when in-service use, because lack the fixed effect to patient's head, when leading to patient's head to take place to remove, can lead to the reduction of operation accuracy.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a foldable headstock.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: a foldable headstock, comprising an adjusting cylinder, wherein the top end of the adjusting cylinder is provided with a supporting plate through a height adjusting mechanism;

The height adjusting mechanism comprises a circular plate, the bottom end of the circular plate is rotationally connected with the top end of the adjusting cylinder, a rotating screw sleeve is fixedly connected with the top end of the circular plate, a rotating screw rod is screwed in the rotating screw sleeve, two stabilizing sliding blocks are fixedly connected to the outer wall of the rotating screw rod, the two stabilizing sliding blocks are respectively and slidably connected with the two ends of the inner part of the adjusting cylinder, and one end of the rotating screw rod is fixedly connected with the bottom end of the supporting plate;

One end of the supporting plate is fixedly connected with a head clamping mechanism through two supporting rods;

The head clamping mechanism comprises four arc plates, the two ends of each arc plate are respectively provided with an arc groove, the two arc grooves are respectively connected with arc rods in a sliding manner, the two arc rods are hinged with each other, the four arc plates are respectively provided with a threaded through hole at one end, the four threaded through holes are internally provided with adjusting screws in a threaded manner, the four adjusting screws are respectively connected with clamping circular plates in a rotating manner at one ends, close to each other, of the adjusting screws, and one ends of the two arc plates are respectively fixedly connected with one ends of the two supporting rods.

Preferably, the sponge layers are fixedly connected to the ends, close to each other, of the four clamping circular plates.

Further, a plurality of the arc rods are fixedly connected with arc sliding plates at one ends, and two ends of the arc sliding plates are respectively and slidably connected with the inner parts of the arc grooves.

Further, the bottom fixedly connected with mounting panel of adjusting section of thick bamboo, fixed rivet is installed on the top of mounting panel.

(III) beneficial effects

Compared with the prior art, the utility model provides the foldable headstock, which has the following beneficial effects:

this collapsible headstock through installing the relevant position with whole device back, and through under the cooperation to rotating swivel nut, ring plate and stable slider, drive its head fixture and remove, and then realize highly flexible to head fixture, and place around the head of disease through a plurality of circular arc plates, after through the rotation of adjusting screw, adjusting screw can drive the centre gripping plectane and remove in the rotation in-process, and then realize the fixed to the head of disease, further improvement is to the fixed effect of head when the disease uses.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic view of a partial enlarged structure of the portion A in FIG. 1 according to the present utility model;

Fig. 4 is a schematic view of a partial enlarged structure at B in fig. 1 according to the present utility model.

In the figure: 1. an adjustment cylinder; 2. a support plate; 3. a support rod; 4. a circular plate; 5. rotating the screw sleeve; 6. rotating the screw; 7. a stabilizing slide; 8. an arc plate; 9. a circular arc rod; 10. adjusting a screw; 11. clamping a circular plate; 12. a sponge layer; 13. arc skateboards; 14. a mounting plate; 15. and (5) fixing the rivet.

Detailed Description

Referring to fig. 1-4, a foldable headstock comprises an adjusting cylinder 1, wherein a supporting plate 2 is arranged at the top end of the adjusting cylinder 1 through a height adjusting mechanism, the height adjusting mechanism comprises a circular ring plate 4, the bottom end of the circular ring plate 4 is rotationally connected with the top end of the adjusting cylinder 1, a rotating screw sleeve 5 is fixedly connected with the top end of the circular ring plate 4, a rotating screw rod 6 is screwed in the rotating screw sleeve 5, two stabilizing sliding blocks 7 are fixedly connected with the outer wall of the rotating screw rod 6, the two stabilizing sliding blocks 7 are respectively and slidably connected with the two ends in the adjusting cylinder 1, one end of the rotating screw rod 6 is fixedly connected with the bottom end of the supporting plate 2, one end of the supporting plate 2 is fixedly connected with a head clamping mechanism through two supporting rods 3, the head clamping mechanism comprises four circular arc plates 8, circular arc grooves are respectively arranged at the two ends of the four circular arc plates 8, circular arc rods 9 are slidably connected in the two circular arc grooves, the two arc rods 9 are hinged with each other, one ends of the four arc plates 8 are provided with threaded through holes, the inside of each of the four threaded through holes is provided with an adjusting screw 10, one ends of the four adjusting screws 10, which are close to each other, are respectively and rotatably connected with a clamping circular plate 11, one ends of the two arc plates 8 are respectively and fixedly connected with one ends of the two support rods 3, after the whole device is installed at the corresponding position, the head clamping mechanism is driven to move through the cooperation of the rotating screw sleeve 5, the annular plate 4 and the stabilizing slide block 7, the height of the head clamping mechanism is further extended and contracted, after the plurality of arc plates 8 are placed around the head of a patient, the adjusting screw 10 drives the clamping circular plate 11 to move in the rotating process through the rotation of the adjusting screw 10, and the head of the patient is further fixed, further improving the fixing effect of the head when the patient uses the head.

It should be further noted that, the sponge layer 12 is fixedly connected with one end that four centre gripping plectanes 11 are close to each other, further improvement is to centre gripping effect of centre gripping plectane 11, the equal fixedly connected with circular arc slide 13 of one end of a plurality of circular arc poles 9, the both ends of a plurality of circular arc slide 13 respectively with the inside sliding connection of a plurality of circular arc recesses, improve the stability that circular arc pole 9 removed, the bottom fixedly connected with mounting panel 14 of adjusting section of thick bamboo 1, fixing rivet 15 is installed on the top of mounting panel 14, further improvement is to the fixed effect of whole device.

In summary, when the foldable headstock is used, the whole device is firstly installed at a corresponding position, and the rotating screw sleeve 5 drives the rotating screw rod 6 to move through the rotation of the rotating screw sleeve 5, and the rotating screw rod 6 drives the head clamping mechanism to move in the moving process, so that the height of the head clamping mechanism is further extended and contracted, and after the circular arc plates 8 are placed around the head of a patient, the adjusting screw rod 10 drives the clamping circular plate 11 to move in the rotating process through the rotation of the adjusting screw rod 10, so that the head of the patient is fixed.

Claims

1. A collapsible head comprising an adjustment cylinder (1), characterized in that: the top end of the adjusting cylinder (1) is provided with a supporting plate (2) through a height adjusting mechanism;

The height adjusting mechanism comprises a circular plate (4), the bottom end of the circular plate (4) is rotationally connected with the top end of the adjusting cylinder (1), a rotating screw sleeve (5) is fixedly connected to the top end of the circular plate (4), a rotating screw rod (6) is screwed in the rotating screw sleeve (5), two stabilizing sliding blocks (7) are fixedly connected to the outer wall of the rotating screw rod (6), the two stabilizing sliding blocks (7) are respectively and slidably connected with the two ends of the inner part of the adjusting cylinder (1), and one end of the rotating screw rod (6) is fixedly connected with the bottom end of the supporting plate (2);

one end of the supporting plate (2) is fixedly connected with a head clamping mechanism through two supporting rods (3);

The head clamping mechanism comprises four arc plates (8), the two ends of each arc plate (8) are provided with arc grooves, the two arc grooves are connected with arc rods (9) in a sliding mode, the two arc rods (9) are hinged to each other, the four arc plates (8) are provided with threaded through holes at one ends, adjusting screws (10) are arranged in the threaded through holes in a threaded mode, the four adjusting screws (10) are connected with clamping circular plates (11) in a rotating mode at one ends, close to each other, of the adjusting screws, and one ends of the two arc plates (8) are fixedly connected with one ends of two supporting rods (3) respectively.

2. A collapsible headgear according to claim 1, wherein: and one ends of the four clamping circular plates (11) close to each other are fixedly connected with a sponge layer (12).

3. A collapsible headgear according to claim 2, wherein: one end of each of the arc rods (9) is fixedly connected with an arc sliding plate (13), and two ends of each of the arc sliding plates (13) are respectively and slidably connected with the inner parts of the arc grooves.

4. A collapsible headgear according to claim 3, wherein: the bottom end of the adjusting cylinder (1) is fixedly connected with a mounting plate (14), and a fixing rivet (15) is arranged at the top end of the mounting plate (14).