CN214858790U

CN214858790U - Head fixing device for neurosurgery

Info

Publication number: CN214858790U
Application number: CN202020628346.7U
Authority: CN
Inventors: 周强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2021-11-26
Anticipated expiration: 2030-04-23

Abstract

The utility model relates to the field of medical equipment, specificly disclose a head fixing device for neurosurgery, the on-line screen storage device comprises a base and a workbench, the upper surface of base passes through hydraulic stem fixedly connected with workstation, the sliding tray has been seted up to the upper surface of workstation, the intermediate position fixed mounting of sliding tray has the biax motor, the coaxial fixedly connected with spiral groove axle of the both ends output shaft of biax motor, the slide bar has been placed in the slip of sliding tray both ends slip, the fixed grip block that is provided with of inside wall of slide bar, the bottom slip nestification of slide bar is epaxial at the spiral groove, the slide bar bottom is rotated and is provided with the ball, the inside fixed mounting of workstation has the air pump, airflow channel has been seted up to slide bar and grip block inside, hose intercommunication air pump is passed through to airflow channel one end, airflow channel's other end intercommunication gasbag, be equipped with pressure sensor on the grip block, the air pump is connected with the controller. The utility model discloses the advantage: simple structure, convenient operation, degree of automation is high, and the suitability is strong, the facilitate promotion is implemented.

Description

Head fixing device for neurosurgery

Technical Field

The utility model relates to the field of medical equipment, specifically a head fixing device for neurosurgery.

Background

In the neurosurgery operation process, the easy accurate convenient operation of doctor of the exposure of good art field, the emergence of more reducible intraoperative complication, correct position is put, not only is favorable to the smooth completion of operation, greatly reduced patient's postoperative complication, be favorable to moreover to the observation and the nursing of patient, simultaneously, when switch cranium with handle intracranial pathological change when adopting different head positions, can be convenient for doctor's operation, reduce intracranial pneumatosis. To the patient that need not use the headstock in the operation, can be through the angle of adjustment head layer board or rotatory patient head, make the operation show better, but some special positions or the operation that has special requirement need lay the headstock, can't change the position of head itself in the operation, can only rely on the adjustment of operation table to change the exposure of operation position, so not only loaded down with trivial details to prolong operation time, brought bigger work load for medical personnel, more importantly can't accurately adjust patient head position.

Chinese patent (publication No. CN 206239670U, bulletin date 2017.06.13) discloses a head fixing device for neurosurgery, which comprises a base, lifting support legs and a steering fixing device, wherein the lifting support legs are arranged between the base and the steering fixing device, the lifting support legs can adjust the overall height of the device, and the steering fixing device can conveniently adjust the angle of the head of a patient. In the use, the facial damage that causes easily of patient causes, causes use comfort to reduce, is not convenient for popularize and implement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a head fixing device for neurosurgery to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a head fixing device for neurosurgery, includes base and workstation, and the upper surface of base passes through hydraulic stem fixedly connected with workstation, and under the effect of hydraulic stem, the workstation goes up and down to can be suitable for different height patients and use. The sliding tray has been seted up to the upper surface of workstation, the intermediate position fixed mounting of sliding tray has the double-shaft motor, the coaxial fixedly connected with spiral groove axle of double-shaft motor's both ends output shaft, the slide bar has been placed in the sliding tray both ends slip, the fixed first grip block that is provided with of inside wall of slide bar, the bottom slip nestification of slide bar is epaxial at the spiral groove, the slide bar bottom is rotated and is provided with the ball, the ball nestification is in the inside of the helicla flute of spiral groove axle, under the effect of double-shaft motor, the spiral groove axle rotates, thereby make the slide bar inwards draw close, first grip block clamp is at patient's face, thereby accomplish fixedly. The fixed chin rest that is provided with of upper surface of workstation, patient's chin is placed on the chin rest, the placing of the head of being convenient for. The hydraulic rod and the double-shaft motor are electrically connected with a controller, and the controller can control the extension of the hydraulic rod and the switch and the rotation direction of the double-shaft motor.

The inside fixed mounting of workstation has the air pump, and the air current passageway has been seted up to slide bar and first grip block inside, and hose intercommunication air pump is passed through to air current passageway one end, and air current passageway's the other end intercommunication gasbag, under the effect of air pump, it is inside that gas enters into the gasbag through hose and air current passageway to avoid patient's face to press from both sides and hinder, increased the travelling comfort of using. Be equipped with pressure sensor on the first grip block, pressure sensor is connected with the controller, can set for a plurality of pressure state values on the controller to be fit for the pressure that old man, young and children can bear, the air pump is connected with the controller.

As a further aspect of the present invention: the both sides of hydraulic stem are provided with the second grip block at the upper surface of base, and the centre gripping of second grip block is in the both sides of workstation to it is more stable to make the workstation go up and down.

As a further aspect of the present invention: the fixed vertical guide bar that is provided with of base upper surface, the guide way has been seted up to the inside of workstation, and the guide bar nestification has further increased the stability of going up and down in the inside of guide way.

As a further aspect of the present invention: the bottom of guide way is provided with linear bearing, and linear bearing slides and nests on the guide bar to reduce the frictional force between guide bar and the workstation, made the workstation lift more smooth and easy.

As a further aspect of the present invention: the fixed surface of chin rest is provided with 3D memory cotton, and the area of contact of chin and chin rest has been increased in the setting up of 3D memory cotton, uses more comfortablely.

Compared with the prior art, the beneficial effects of the utility model are that: under the effect of hydraulic stem, the workstation goes up and down to can be suitable for different height patients and use. Patient's chin is placed on the chin strap, starts double-shaft motor, and under double-shaft motor's effect, the spiral groove axle rotates to make the slide bar inwards draw close, first grip block clamp is at patient face, thereby accomplishes fixedly. After the use, the double-shaft motor rotates reversely, so that the sliding rod is separated, and the first clamping plate is separated from the head of the patient. Under the effect of air pump, inside gas entered the gasbag through hose and air current channel to avoid patient's face to press from both sides and hinder, increased the travelling comfort of using. The utility model discloses the advantage: simple structure, convenient operation, degree of automation is high, and the suitability is strong, the facilitate promotion is implemented.

Drawings

Fig. 1 is a perspective view of a head fixing device for neurosurgery.

Fig. 2 is a schematic view of an internal front view of a head restraint for neurosurgery.

Fig. 3 is a schematic internal top view of a head restraint for neurosurgery.

In the figure, a base 1, a hydraulic rod 2, a second clamping plate 3, a sliding rod 4, a first clamping plate 5, an air bag 6, a chin rest 7, 3D memory cotton 8, a sliding groove 9, a workbench 10, a guide rod 11, a linear bearing 12, a guide groove 13, a ball 14, an air flow channel 15, a double-shaft motor 16, a spiral groove shaft 17, a hose 18 and an air pump 19.

Detailed Description

In order to clearly understand the technical features, objects and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.

Example 1

Referring to fig. 1-3, a head fixing device for neurosurgery comprises a base 1 and a workbench 10, wherein the upper surface of the base 1 is fixedly connected with the workbench 10 through a hydraulic rod 2, and the workbench 10 is lifted under the action of the hydraulic rod 2, so that the head fixing device is suitable for patients with different heights. The both sides of hydraulic stem 2 are provided with second grip block 3 at the upper surface of base 1, and the centre gripping of second grip block 3 is in the both sides of workstation 10 to it is more stable to make the workstation 10 go up and down. Fixed surface is provided with vertical guide bar 11 on the base 1, and guide way 13 has been seted up to the inside of workstation 10, and guide bar 11 nestification has further increased the stability of going up and down in the inside of guide way 13. The bottom of the guide groove 13 is provided with a linear bearing 12, and the linear bearing 12 is slidably nested on the guide rod 11, so that the friction force between the guide rod 11 and the workbench 10 is reduced, and the workbench 10 can be lifted more smoothly.

Sliding tray 9 has been seted up to the upper surface of workstation 10, sliding tray 9's intermediate position fixed mounting has double-shaft motor 16, double-shaft motor 16's the coaxial fixedly connected with spiral groove axle 17 of both ends output shaft, sliding tray 9 both ends have slided and have placed slide bar 4, the fixed first grip block 5 that is provided with of inside wall of slide bar 4, the bottom of slide bar 4 slides and nests on spiral groove axle 17, slide bar 4 bottom is rotated and is provided with ball 14, ball 14 nests in the inside at the spiral groove of spiral groove axle 17, under double-shaft motor 16's effect, spiral groove axle 17 rotates, thereby make slide bar 4 inwards draw close, first grip block 5 presss from both sides at patient's face, thereby accomplish fixedly. The upper surface of the working table 10 is fixedly provided with a chin rest 7, and the chin of the patient is placed on the chin rest 7, so that the head can be conveniently placed. The fixed surface of chin rest 7 is provided with 3D memory cotton 8, and the setting of 3D memory cotton 8 has increased the area of contact of chin with chin rest 7, uses more comfortablely. The hydraulic rod 2 and the double-shaft motor 16 are electrically connected with a controller, and the controller can control the extension of the hydraulic rod 2 and the opening and closing and the rotating direction of the double-shaft motor 16.

The utility model discloses a theory of operation is: the hydraulic rod 2 is started, and the workbench 10 is lifted under the action of the hydraulic rod 2, so that the medical nursing bed can be suitable for patients with different heights. The chin of patient places on chin strap 7, starts biax motor 16, and under biax motor 16's effect, spiral groove axle 17 rotates to make slide bar 4 inwards draw close, first grip block 5 presss from both sides at patient's face, thereby accomplishes fixedly. After use, the dual-shaft motor 16 rotates reversely, so that the sliding rod 4 is separated and the first holding plate 5 is separated from the head of the patient.

Example 2

On the basis of embodiment 1, an air pump 19 is fixedly installed inside the workbench 10, an air flow channel 15 is formed inside the sliding rod 4 and the first clamping plate 5, one end of the air flow channel 15 is communicated with the air pump 19 through a hose 18, the other end of the air flow channel 15 is communicated with the air bag 6, and under the action of the air pump 19, air enters the air bag 6 through the hose 18 and the air flow channel 15, so that facial bruising of a patient is avoided, and the use comfort is improved. Be equipped with pressure sensor on the first grip block 5, pressure sensor is connected with the controller, can set for a plurality of pressure state values on the controller to be fit for the pressure that old man, young and children can bear, air pump 19 is connected with the controller.

The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A head fixing device for neurosurgery comprises a base (1) and a workbench (10), wherein the upper surface of the base (1) is fixedly connected with the workbench (10) through a hydraulic rod (2), the upper surface of the workbench (10) is provided with a sliding groove (9), the device is characterized in that a double-shaft motor (16) is fixedly installed in the middle of a sliding groove (9), output shafts at two ends of the double-shaft motor (16) are coaxially and fixedly connected with a spiral groove shaft (17), sliding rods (4) are slidably placed at two ends of the sliding groove (9), a first clamping plate (5) is fixedly arranged on the inner side wall of each sliding rod (4), the bottom of each sliding rod (4) is slidably nested on the spiral groove shaft (17), a ball (14) is rotatably arranged at the bottom of each sliding rod (4), the ball (14) is nested in a spiral groove of the spiral groove shaft (17), and a chin rest (7) is fixedly arranged on the upper surface of a workbench (10);

an air pump (19) is fixedly mounted inside the workbench (10), an air flow channel (15) is formed inside the sliding rod (4) and the first clamping plate (5), one end of the air flow channel (15) is communicated with the air pump (19) through a hose (18), the other end of the air flow channel (15) is communicated with the air bag (6), a pressure sensor is arranged on the first clamping plate (5), and the air pump (19) is connected with a controller.

2. A head fixation device for neurosurgery according to claim 1, characterized in that the hydraulic rod (2) is provided with second clamping plates (3) on both sides of the upper surface of the base (1), the second clamping plates (3) being clamped on both sides of the table (10).

3. The head fixing device for the neurosurgery according to claim 1 or 2, characterized in that a vertical guide rod (11) is fixedly arranged on the upper surface of the base (1), a guide groove (13) is formed in the workbench (10), and the guide rod (11) is embedded in the guide groove (13).

4. A head fixation device for neurosurgery according to claim 3, characterized in that the bottom of the guide groove (13) is provided with a linear bearing (12), the linear bearing (12) being slidably nested on the guide rod (11).

5. A head fixation device for neurosurgery according to claim 1, characterized in that a 3D memory cotton (8) is fixedly arranged on the upper surface of the chin rest (7).