CN220588316U

CN220588316U - Cranium ware clamping device is bored in neurosurgery operation

Info

Publication number: CN220588316U
Application number: CN202321759578.6U
Authority: CN
Inventors: 郭征
Original assignee: Jinan Zhangqiu People's Hospital
Current assignee: Jinan Zhangqiu People's Hospital
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-03-15
Anticipated expiration: 2033-07-06

Abstract

The utility model relates to the technical field of clamping devices, and discloses a clamping device of a cranium drilling device for neurosurgery, which comprises a base, a lifting rail and a servo motor, wherein the top end of the base is fixedly provided with the lifting rail, the top end of the lifting rail is provided with the servo motor, the inside of the lifting rail is rotatably connected with a lifting screw rod through a bearing, the top end of the lifting screw rod is fixedly connected with an output rotating shaft of the servo motor.

Description

Cranium ware clamping device is bored in neurosurgery operation

Technical Field

The utility model relates to the technical field of clamping devices, in particular to a clamping device of a cranium drill for neurosurgery.

Background

Neurosurgery is mainly used for treating diseases of brain, spinal cord and other nervous systems caused by trauma, such as life-threatening cerebral hemorrhage amount, brain trauma caused by car accidents, or operation treatment required by brain tumor compression, etc., in neurosurgery, the skull needs to be drilled through a skull drill, and during drilling, the skull drill needs to be fixed and controlled through a clamping device.

The traditional cranium drill clamping device is inconvenient when adjusting the angle and the direction of the cranium drill after fixing the cranium drill when in use, and because the heights of the cranium drills are different, in order to ensure the stability after fixing, the fixed nodes are different when fixing, and the traditional cranium drill cannot adjust the fixed points according to the heights of the cranium drills when in use.

Disclosure of Invention

The utility model provides a skull drill clamping device for neurosurgery, which aims to solve the problems that the prior skull drill clamping device cannot adjust a fixed node when in use and cannot adjust an angle after being fixed.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the lifting guide rail comprises a base, a lifting rail and a servo motor, wherein the lifting rail is fixed at the top end of the base, the servo motor is arranged at the top end of the lifting rail, a lifting screw rod is connected inside the lifting rail through bearing rotation, the top end of the lifting screw rod is fixedly connected with an output rotating shaft of the servo motor, a movable sleeve block is sleeved on the lifting screw rod through threads, and one end of the movable sleeve block extending to the outer side of the lifting rail is connected with a supporting frame;

the lifting rail is kept away from to the support frame one end has the bracing piece through the bolt fastening, and the movable sleeve is equipped with movable sleeve frame on the bracing piece, the inside slip of movable sleeve frame of bracing piece side is provided with side clamp splice, and one side that the bracing piece was kept away from to the side clamp splice is connected with fixing screw through the bearing rotation, fixing screw and the inside threaded connection of movable sleeve frame, the one end that the support frame was kept away from to movable sleeve frame is fixed with fixed sleeve, and one side that the support frame was kept away from to fixed sleeve is provided with the centre gripping cover, the inside slip of centre gripping cover is provided with the clamp splice, the threaded rod has been cup jointed to the inside thread of fixed sleeve, one side that the movable sleeve frame was kept away from to the threaded rod is fixed with the connection bull stick, and the one end that the connection bull stick extends to the fixed sleeve outside is fixed on the clamp splice, the centre gripping cover both sides are through dead lever and fixed sleeve fixed connection, the connection bull stick between centre gripping cover and the fixed sleeve is fixed with adjust knob.

Further, a sliding groove matched with the movable sleeve block is formed in the lifting rail, and a threaded through hole matched with the lifting screw rod is formed in the movable sleeve block.

Further, one end of the movable sleeve block extending to the outer side of the lifting rail is fixedly provided with a connecting sleeve, a connecting screw rod is sleeved in the connecting sleeve in a rotating mode, one end of the connecting screw rod extending to the outer side of the connecting sleeve is fixed on the supporting frame, and a clamping block I is sleeved on the connecting screw rod between the connecting sleeve and the supporting frame in a threaded mode.

Further, a T-shaped rotating hole matched with the connecting screw rod is formed in the connecting sleeve, the thickness between the connecting sleeve and the supporting frame is larger than that of the clamping block I, and the supporting frame is arranged in a U shape which is transversely placed.

Further, one end of the movable sleeve frame, which is close to the clamping sleeve, is arranged into an arc matched with the support rod, one side of the side clamping block, which is close to the support rod, is arranged into an arc matched with the support rod, and the other side of the side clamping block is arranged into a rectangle matched with the inside of the movable sleeve frame.

Further, the clamping sleeve and the clamping block are arranged in an annular shape which is matched with each other, the edges of the top ends of the clamping sleeve and the clamping block are all arranged in an arc shape, and a thread groove matched with the threaded rod is formed in the fixing sleeve.

Further, the width of the adjusting knob is smaller than the width between the two fixing rods, and the length of the fixing rods is larger than that of the adjusting knob.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through a movable sleeving manner between the movable sleeve frame and the supporting rod, after the clamping device is placed, the position of the clamping cranium drilling device can be adjusted through a manner of rotating the movable sleeve frame, and the clamping sleeve is matched with the clamping block, so that the clamping and fixing cranium drilling device is convenient, the cranium drilling device is ensured to be stable enough when in use, the installation and the detachment of the cranium drilling device are convenient, the problems that the fixing node cannot be adjusted and the angle cannot be adjusted after the fixing of the existing cranium drilling device clamping device is not realized when in use are solved, and the practicability of the clamping device is greatly improved.

2. According to the utility model, through the liftable design between the support frame and the lifting rail, when the cranium drill is used, the height of the clamping sleeve can be adjusted according to the drilling depth, the drilling depth can be controlled more accurately through the servo motor, and the angle of the cranium drill during lifting can be adjusted by matching with the rotatable connection between the support frame and the lifting rail, so that the application range of the clamping device is further improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic right-hand perspective view of a clamping device according to one embodiment of the present application;

FIG. 2 is a schematic left view of a three-dimensional structure of the clamping device in the embodiment shown in FIG. 1;

FIG. 3 is a schematic bottom view of the embodiment of the clamping device shown in FIG. 1;

FIG. 4 is a schematic perspective view of a partial structure of the embodiment shown in FIG. 1;

fig. 5 is a schematic top view in section of a partial structure of the embodiment of fig. 1.

Meaning of reference numerals in the drawings: 1. a base; 2. lifting rails; 3. a servo motor; 4. lifting the screw rod; 5. moving the sleeve block; 6. a connecting sleeve; 7. a connecting screw; 8. a support frame; 9. clamping block I; 10. a support rod; 11. a movable sleeve frame; 12. a side clamping block; 13. a fixed screw; 14. a fixed sleeve; 15. a fixed rod; 16. a clamping sleeve; 17. a clamping block; 18. connecting a rotating rod; 19. a threaded rod; 20. and (5) adjusting a knob.

Detailed Description

In order to make the application objects, features and advantages of the present application more obvious and understandable, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the embodiments described below are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

Referring to fig. 1 to 5, a clamping device of a skull drill for neurosurgery comprises a base 1, a lifting rail 2 and a servo motor 3, wherein the lifting rail 2 is fixed at the top end of the base 1, the servo motor 3 is arranged at the top end of the lifting rail 2, a lifting screw rod 4 is connected in the lifting rail 2 through bearing rotation, the top end of the lifting screw rod 4 is fixedly connected with an output rotating shaft of the servo motor 3, a movable sleeve block 5 is sleeved on the lifting screw rod 4 through threads, one end of the movable sleeve block 5 extending to the outer side of the lifting rail 2 is connected with a supporting frame 8, after clamping, the servo motor 3 is opened, the servo motor 3 operates to drive the lifting screw rod 4 to rotate, and when the lifting screw rod 4 rotates, the movable sleeve block 5 is driven to move up and down under the action of threads, so that the height of the skull drill can be adjusted.

Specifically, the sliding tray matched with the movable sleeve block 5 is arranged inside the lifting rail 2, the threaded through hole matched with the lifting screw rod 4 is formed inside the movable sleeve block 5, the movable sleeve block 5 is driven by the lifting screw rod 4 to move inside the lifting rail 2, one end of the movable sleeve block 5 extending to the outer side of the lifting rail 2 is fixedly provided with the connecting sleeve 6, the connecting sleeve 6 is internally rotated and sleeved with the connecting screw rod 7, one end of the connecting screw rod 7 extending to the outer side of the connecting sleeve 6 is fixedly arranged on the supporting frame 8, the clamping block 9 is sleeved on the connecting screw rod 7 between the connecting sleeve 6 and the supporting frame 8 through rotatable connection between the supporting frame 8 and the movable sleeve block 5, the direction of the cranium driller can be adjusted after clamping, the T-shaped rotating hole matched with the connecting screw rod 7 is formed inside the connecting sleeve 6, the thickness between the connecting sleeve 6 and the supporting frame 8 is larger than that of the clamping block 9, the connecting screw rod 7 can be screwed to be separated from the connecting sleeve 6, the supporting frame 8 can be rotated, the supporting frame 8 is arranged to be in a transverse split shape, and the supporting frame 8 is convenient to fix and the supporting frame 10 between the supporting frame and the supporting frame 8.

As an optimization scheme, as shown in fig. 1 to 5, the support frame 8 is kept away from the one end of lift rail 2 and is fixed with bracing piece 10 through the bolt, and movable sleeve is equipped with movable sleeve frame 11 on the bracing piece 10, the inside slip of movable sleeve frame 11 of bracing piece 10 side is provided with side clamp splice 12, and one side that side clamp splice 12 kept away from bracing piece 10 is connected with fixing screw 13 through the bearing rotation, fixing screw 113 and the inside threaded connection of movable sleeve frame 11, the one end that movable sleeve frame 11 kept away from support frame 8 is fixed with fixing sleeve 14, and one side that fixing sleeve 14 kept away from support frame 8 is provided with clamping sleeve 16, the inside slip of clamping sleeve 16 is provided with clamping block 17, the threaded rod 19 has been cup jointed in the fixing sleeve 14, one side that threaded rod 19 kept away from movable sleeve frame 11 is fixed with connecting rod 18, and connecting rod 18 extends to the one end outside fixing sleeve 14 on clamping block 17, the clamping sleeve 16 both sides are fixed connection through fixing rod 15 and fixing sleeve 14, before the use, first screw 13 twists fixing screw 13 for fixing screw 13 drives side clamp splice 12 and moves outside clamping rod 12, and moves clamping rod 16 to the outside, can drive the knob 16 down the movable sleeve 16, can be adjusted, can drive the knob 16, and can drive the inside clamping sleeve 16, can be adjusted, and can be fixed to the position, and can be fixed by adjusting the knob is adjusted, and can be fixed to the inside the knob, and can be moved by adjusting and can be adjusted, and can be moved by the knob, and can be moved by the knob, and is moved.

Specifically, the "T" shape rotation hole with connecting screw 7 complex is offered to connecting sleeve 6 inside, the one end that movable sleeve frame 11 is close to clamping sleeve 16 sets up to with bracing piece 10 complex arc, one side that side clamp splice 12 is close to bracing piece 10 sets up to with bracing piece 10 complex arc, side clamp splice 12 opposite side sets up to with the inside complex rectangle of movable sleeve frame 11, avoid side clamp splice 12 to rotate under the drive of movable sleeve frame 11, clamping sleeve 16 and clamping block 17 set up to the annular of mutually supporting, make things convenient for clamping sleeve 16 and clamping block 17 cooperation, the centre gripping cranium ware is bored in the centre gripping, clamping sleeve 16 and clamping block 17 top border all set up to the arc, the inside screw groove of seting up with threaded rod 19 complex of fixed sleeve 14, adjust knob 20's width is all less than the width between two dead levers 15, the length of dead lever 15 is greater than adjust knob 20, conveniently twist adjust knob 20, and when conveniently rotating adjust knob 20, drive clamping block 17 moves towards clamping sleeve 16 inside and clamps fixedly to cranium ware.

It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are merely for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims

1. The utility model provides a neurosurgery is with boring cranium ware clamping device, includes base (1), lifting rail (2) and servo motor (3), base (1) top is fixed with lifting rail (2), and lifting rail (2) top is provided with servo motor (3), its characterized in that: the lifting rail (2) is internally connected with a lifting screw rod (4) through a bearing in a rotating way, the top end of the lifting screw rod (4) is fixedly connected with an output rotating shaft of the servo motor (3), a movable sleeve block (5) is sleeved on the lifting screw rod (4) in a threaded way, and one end of the movable sleeve block (5) extending to the outer side of the lifting rail (2) is connected with a supporting frame (8);

the lifting rail (2) is fixed with a supporting rod (10) through a bolt at one end of the supporting frame (8), a movable sleeve frame (11) is movably sleeved on the supporting rod (10), a side clamping block (12) is slidably arranged in the movable sleeve frame (11) at the side edge of the supporting rod (10), a fixing screw rod (13) is rotatably connected to one side of the side clamping block (12) away from the supporting rod (10) through a bearing, the fixing screw rod (13) is in threaded connection with the inside of the movable sleeve frame (11), a fixing sleeve (14) is fixed at one end of the movable sleeve frame (11) away from the supporting frame (8), a clamping sleeve (16) is arranged at one side of the fixing sleeve (14) away from the supporting frame (8), a clamping block (17) is slidably arranged in the clamping sleeve (16), a threaded rod (19) is sleeved in the inner thread of the fixing sleeve (14), a connecting rotating rod (18) is fixed at one side of the fixing sleeve frame (11), one end of the connecting rotating rod (18) extending to the outer side of the fixing sleeve (14) is fixed on the clamping block (17), two sides of the clamping sleeve (16) are fixedly connected with the fixing sleeve (14) through the fixing rod (15), an adjusting knob (20) is fixed on a connecting rotating rod (18) between the clamping sleeve (16) and the fixing sleeve (14).

2. The neurosurgical cranium drill clamp assembly of claim 1, wherein: the lifting rail (2) is internally provided with a sliding groove matched with the movable sleeve block (5), and the movable sleeve block (5) is internally provided with a threaded through hole matched with the lifting screw rod (4).

3. The neurosurgical cranium drill clamp assembly of claim 1, wherein: one end of the movable sleeve block (5) extending to the outer side of the lifting rail (2) is fixedly provided with a connecting sleeve (6), the connecting sleeve (6) is internally rotatably sleeved with a connecting screw (7), one end of the connecting screw (7) extending to the outer side of the connecting sleeve (6) is fixed on the supporting frame (8), and a clamping block I (9) is sleeved on the connecting screw (7) between the connecting sleeve (6) and the supporting frame (8) through threads.

4. The neurosurgical cranium drill clamp assembly of claim 3 wherein: the connecting sleeve (6) is internally provided with a T-shaped rotating hole matched with the connecting screw (7), the thickness between the connecting sleeve (6) and the supporting frame (8) is larger than that of the clamping block I (9), and the supporting frame (8) is arranged in a U-shaped transverse arrangement.

5. The neurosurgical cranium drill clamp assembly of claim 1, wherein: one end of the movable sleeve frame (11) close to the clamping sleeve (16) is arranged to be arc-shaped matched with the support rod (10), one side of the side clamping block (12) close to the support rod (10) is arranged to be arc-shaped matched with the support rod (10), and the other side of the side clamping block (12) is arranged to be rectangular matched with the inside of the movable sleeve frame (11).

6. The neurosurgical cranium drill clamp assembly of claim 1, wherein: the clamping sleeve (16) and the clamping block (17) are arranged in an annular shape which is matched with each other, the edges of the top ends of the clamping sleeve (16) and the clamping block (17) are both arranged in an arc shape, and a thread groove matched with the threaded rod (19) is formed in the fixing sleeve (14).

7. The neurosurgical cranium drill clamp assembly of claim 1, wherein: the width of the adjusting knob (20) is smaller than the width between the two fixing rods (15), and the length of each fixing rod (15) is larger than the length of the adjusting knob (20).