CN211326521U - Head fixing device for neurosurgery operation - Google Patents

Abstract

The utility model discloses a head fixing device for neurosurgery, which comprises a bottom case, a rotating shaft is movably connected inside the bottom case, and two convex gears are fixedly connected to the outer surface of the rotating shaft. The top of the first convex gear is meshed with a second convex gear, the second convex gear is fixedly connected with the first threaded sleeve, the first threaded sleeve is movably connected with the top of the bottom box, and a support is provided above the first threaded sleeve. A cavity is formed at the bottom of the support column, one end of the threaded sleeve located outside the bottom box is located in the cavity and is threadedly connected with the cavity, and a fixed connection between the two support columns A fixed plate, the top of the fixed plate is provided with a disposable protective pad, and a plurality of screws are arranged above the fixed plate, one end of the screws is fixedly connected to the fixed block, and the other end of the screw is fixedly connected to the rotating block. Beneficial effects: the head is fixed by several fixing blocks, which can fully adapt to the arc of the head.

Description

A head immobilization device for neurosurgery

technical field

The utility model relates to the technical field of medical instruments, in particular to a head fixing device for neurosurgery.

Background technique

Neurosurgery mainly treats diseases of the nervous system such as the brain and spinal cord caused by trauma, such as life-threatening cerebral hemorrhage, trauma to the brain caused by a car accident, or tumor compression in the brain requiring surgical treatment. When the head is fixed, it is very important to fix the head. If the head is not fixed firmly, it will affect the normal operation of the operation and even cause serious consequences. The head is fixed, but the head has a certain arc, even if the arc-shaped fixing plate cannot adapt to the arc of the head, and the patient's head needs to be raised before the operation, and different patients need to be raised at different heights.

For the problems in the related technologies, no effective solutions have been proposed so far.

Utility model content

The purpose of the present invention is to provide a head fixing device for neurosurgery, so as to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a head fixing device for neurosurgery, comprising a bottom case, the bottom two sides of the bottom case are fixedly connected with supporting mechanisms, and the interior of the bottom case is movably connected There is a rotating shaft, the outer surface of the rotating shaft is fixedly connected with two convex gears one in number, the top of the convex gear one is meshed with a convex gear two, the convex gear two is fixedly connected with the threaded sleeve 1, the threaded sleeve is One end of the first threaded sleeve penetrates the bottom case and is located outside the bottom case. The threaded sleeve 1 is movably connected to the top of the bottom case. A support column is provided above the threaded sleeve 1. A cavity is opened at the bottom, one end of the threaded sleeve located outside the bottom box is located in the cavity and is threadedly connected with the cavity, a fixing plate is fixedly connected between the two support columns, and the The top of the fixing plate is provided with a disposable protective pad, the disposable protective pad is connected to the fixing plate through a fixing mechanism, a number of screws are arranged above the fixing plate, and one end of the screw penetrates the support column and is located at the top of the fixing plate. On the other side of the support column, one end of the screw rod close to the fixed plate is fixedly connected with the fixed block, and one end of the screw rod away from the fixed block is fixedly connected with the rotating block.

Further, the support mechanism includes a second threaded sleeve, a threaded column and a stabilizing block, the bottom of the bottom box is fixedly connected with a second threaded sleeve, and the inner of the second threaded sleeve is threadedly connected with a threaded column, and the bottom of the threaded column is threaded. The end is fixedly connected with a solid block.

Further, one end of the rotating shaft penetrates through the bottom case and is located outside the bottom case, and one end of the rotating shaft located outside the bottom case is fixedly connected to the rotating knob.

Further, the fixing mechanism includes a fixing rod and a sharp part, the two sides of the fixing plate are fixedly connected with the fixing rod, and the top of the fixing rod is provided with a sharp part.

Further, a protective sleeve is sleeved on the outer surface of the fixing rod, and the sharp part is located inside the protective sleeve.

Further, a rubber pad is fixedly connected to one end of the fixing plate away from the screw rod.

Further, a neck pillow is provided on one side of the bottom box, and an inflation mechanism is provided on the neck pillow.

Further, the inflatable mechanism includes an inflatable bag, a pipeline, an intake valve and an exhaust valve, an intake valve is connected to one side of the neck pillow, the intake valve is connected to a pipeline, and the pipeline is far away from the intake air One end of the valve is connected with the inflatable bag, and an outlet valve is provided on the side of the neck pillow away from the inlet valve.

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

(1) The head fixing device can not only effectively fix the head and reduce the shaking of the head, but also fix the head through several fixing blocks, which can fully adapt to the arc of the head, improve the fixation, and at the same time The height of the bottom box can be adjusted to adapt to the height that different patients need to raise.

(2) The support mechanism can not only play a supporting role, but also adjust the height of the bottom box.

(3) The rotary knob can easily rotate the rotating shaft, the fixing mechanism can fix the disposable protective pad on the fixed plate, and the protective sleeve plays a protective role to avoid being injured by sharp parts.

(4) The rubber pad can improve the comfort, the neck pillow can elevate the neck, improve the comfort of the patient, and the inflation mechanism can inflate the neck pillow.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only of the present invention. For some embodiments of the present invention, for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

1 is a schematic structural diagram of a head fixing device for neurosurgery according to an embodiment of the present invention;

2 is a schematic structural diagram of an inflation mechanism in a neurosurgery head fixing device according to an embodiment of the present invention;

3 is a schematic structural diagram of a fixing mechanism in a head fixing device for neurosurgery according to an embodiment of the present invention.

Reference number:

1. Bottom box; 2. Rotating shaft; 3. Convex gear 1; 4. Convex gear 2; 5. Thread sleeve 1; 6. Support column; 7. Cavity; 8. Fixing plate; , screw; 11, fixed block; 12, rotating block; 13, threaded sleeve two; 14, threaded column; 15, stable block; 16, protective cover; 17, rubber pad; 18, neck pillow; 19, inflatable bag; 20 , pipeline; 21, inlet valve; 22, outlet valve; 23, rotary knob; 24, fixed rod; 25, sharp part.

Detailed ways

Below, in conjunction with the accompanying drawings and specific embodiments, the utility model is further described:

Example 1:

Referring to FIGS. 1-3 , a neurosurgery head fixing device according to an embodiment of the present invention includes a bottom case 1 , and two sides of the bottom of the bottom case 1 are fixedly connected with support mechanisms, and the support mechanisms include The second threaded sleeve 13, the threaded column 14 and the stabilizing block 15, the bottom of the bottom box 1 is fixedly connected with the second threaded sleeve 13, the thread of the second threaded sleeve 13 is an internal thread, and the inner thread of the second threaded sleeve 13 is connected with a thread A column 14, the bottom end of the threaded column 14 is fixedly connected with a stabilizing block 15, and the stabilizing block 15 can improve the stability;

A rotating shaft 2 is movably connected inside the bottom case 1 , one end of the rotating shaft 2 penetrates the bottom case 1 and is located outside the bottom case 1 , and one end of the rotating shaft 2 is located outside the bottom case 1 and rotates. The knob 23 is fixedly connected, and the rotating knob 23 can easily rotate the rotating shaft 2. The outer surface of the rotating shaft 2 is fixedly connected with two convex gears 1 3 in number. The second convex gear 4 is fixedly connected with a threaded sleeve 1 5. The thread of the threaded sleeve 1 5 is an external thread. One end of the threaded sleeve 1 5 penetrates the bottom case 1 and is located outside the bottom case 1. The sleeve one 5 is movably connected with the top of the bottom case 1, the threaded sleeve one 5 can be movably connected with the bottom case 1 by means of a bearing, a support column 6 is arranged above the threaded sleeve one 5, and the support column 6 A cavity 7 is opened at the bottom of the threaded sleeve 1 , and one end of the threaded sleeve 1 5 located on the outer side of the bottom box 1 is located in the cavity 7 and is threadedly connected with the cavity 7. It should be noted that the interior of the cavity 7 is provided with There is a thread matching the threaded sleeve 15;

A fixed plate 8 is fixedly connected between the two support columns 6. It should be noted that the fixed plate 8 is designed in an arc shape, and the top of the fixed plate 8 is provided with a disposable protective pad 9. The disposable protective pad 9 is connected with the fixing plate 8 through a fixing mechanism, the fixing mechanism includes a fixing rod 24 and a sharp part 25, and the two sides of the fixing plate 8 are fixedly connected with the fixing rod 24, and the fixing rod The top of 24 is provided with a sharp part 25, the sharp part 25 can pierce the disposable protective pad 9, the outer surface of the fixing rod 24 is covered with a protective cover 16, the sharp part 25 is located inside the protective cover 16, the protection The cover 16 plays a protective role to avoid being injured by the sharp part 25. It should be noted that the protective cover 16 and the fixing rod 24 can be connected and fixed by means of threaded connection;

A plurality of screws 10 are arranged above the fixing plate 8 . One end of the screws 10 penetrates the support column 6 and is located on the other side of the support column 6 . It is worth mentioning that the support column 6 has corresponding openings. The screw hole can make the screw 10 and the support column 6 threadedly connected, the end of the screw 10 close to the fixing plate 8 is fixedly connected with the fixing block 11, and the end of the fixing plate 8 away from the screw 10 is fixedly connected with a rubber The pad 17 and the rubber pad 17 can improve comfort. The end of the screw rod 10 away from the fixed block 11 is fixedly connected with the rotating block 12 , and the rotating block 12 is convenient for the operation of rotating the screw rod 10 .

Embodiment 2:

1-3, a neck pillow 18 is provided on one side of the bottom box 1. The neck pillow 18 plays the role of raising the neck. The neck pillow 18 is provided with an inflation mechanism, and the inflation mechanism includes a charging mechanism. Airbag 19, pipeline 20, intake valve 21 and exhaust valve 22, an intake valve 21 is connected to one side of the neck pillow 18, the intake valve 21 is connected to a pipeline 20, and the pipeline 20 is far away from the intake air One side of the valve 21 is connected to the inflatable bag 19, and the side of the neck pillow 18 away from the intake valve 21 is provided with an outlet valve 22. It should be noted that the inlet valve 21 and the outlet valve 22 are one-way. valve.

In order to facilitate the understanding of the above technical solutions of the present invention, the working principle or operation mode of the present invention in the actual process will be described in detail below.

In practical application, when the patient needs surgery, the protective cover 16 is removed first, the disposable protective pad 9 is passed through the sharp part 25 on the fixing rod 24, and then the protective cover 16 is put on the patient's head. Placed on the fixing plate 8, the height of the bottom box 1 can be adjusted according to actual needs, and the threaded column 14 can be rotated to make the threaded column 14 rotate and expand on the threaded sleeve 2 13, thereby adjusting the height of the bottom box 1. When it is necessary to raise the patient When the head is on, the rotary knob 23 can be rotated, and the rotation of the rotary knob 23 makes the shaft 2 rotate, driving the convex gear 1 to rotate, and the convex gear 1 3 meshes with the convex gear 2 4, so that the convex gear 24 rotates, and the convex gear 2 4 Drive the threaded sleeve 1 5 to rotate, so that the support column 6 moves upward, and the support column 6 drives the fixed plate 8 to move upward, so that the patient's head can be raised, and then the rotating block 12 is rotated to make the screw 10 rotate and move inward, and the fixed block 11 moves inward together with the screw 10, so that the rubber pad 17 on the fixed block 11 is fitted with the patient's head, and through the cooperation of several screws 10 and the rubber pad 17, it can adapt to the arc of the patient's head and carry out the treatment on the patient's head. Fix and squeeze the air bag 19 at the same time, the air bag 19 inflates the neck pillow 18 through the pipeline 20, the air inlet valve 21 only allows gas to enter, and the neck pillow 18 can be raised to raise the patient's neck, thereby improving the patient's comfort. For comfort, the neck pillow 18 can be deflated through the air outlet valve 22. The head fixing device can not only effectively fix the head and reduce the shaking of the head, but also fix the head through several fixing blocks 11. It can fully adapt to the arc of the head, improve the fixation, and at the same time can adjust the height of the bottom box 1 to adapt to the height that different patients need to raise.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. A head fixing device for neurosurgery, characterized in that it comprises a bottom case (1), and both sides of the bottom of the bottom case (1) are fixedly connected with a support mechanism, and the interior of the bottom case (1) is fixedly connected with a support mechanism. A rotating shaft (2) is movably connected, the outer surface of the rotating shaft (2) is fixedly connected with two convex gears (3), and the top of the convex gear one (3) is meshed with two convex gears (4) , the second convex gear (4) is fixedly connected with the first threaded sleeve (5), and one end of the first threaded sleeve (5) penetrates the bottom case (1) and is located outside the bottom case (1), so The thread sleeve one (5) is movably connected with the top of the bottom box (1), a support column (6) is arranged above the thread sleeve one (5), and the bottom of the support column (6) is provided with a supporting column (6). A cavity (7), one end of the threaded sleeve (5) located on the outside of the bottom box (1) is located in the cavity (7) and is threadedly connected with the cavity (7), two of the A fixing plate (8) is fixedly connected between the support columns (6), the top of the fixing plate (8) is provided with a disposable protective pad (9), and the disposable protective pad (9) is connected to the A fixing plate (8) is connected, a plurality of screws (10) are arranged above the fixing plate (8), and one end of the screw (10) penetrates the support column (6) and is located at the end of the support column (6). On the other side, the end of the screw (10) close to the fixing plate (8) is fixedly connected with the fixing block (11), and the end of the screw (10) away from the fixing block (11) is connected with the rotating block (12). ) fixed connection. 2. A neurosurgery head fixation device according to claim 1, characterized in that the support mechanism comprises a threaded sleeve (13), a threaded post (14) and a stabilizing block (15), the The bottom of the bottom box (1) is fixedly connected with a second threaded sleeve (13), the inner threaded connection of the second threaded sleeve (13) is threaded with a threaded column (14), and the bottom end of the threaded column (14) is fixedly connected with a stable block (15). 3. A neurosurgery head fixation device according to claim 1, wherein one end of the rotating shaft (2) penetrates the bottom case (1) and is located at the bottom of the bottom case (1). On the outside, the end of the rotating shaft (2) located on the outside of the bottom box (1) is fixedly connected with the rotating knob (23). 4. A neurosurgery head fixing device according to claim 1, characterized in that, the fixing mechanism comprises a fixing rod (24) and a sharp part (25), and two parts of the fixing plate (8) The side is fixedly connected with a fixing rod (24), and the top of the fixing rod (24) is provided with a sharp part (25). 5. A neurosurgery head fixing device according to claim 4, characterized in that, a protective sleeve (16) is sleeved on the outer surface of the fixing rod (24), and the sharp part (25) Inside the protective cover (16). 6 . The head fixing device for neurosurgery according to claim 1 , wherein a rubber pad ( 17 ) is fixedly connected to one end of the fixing plate ( 8 ) away from the screw rod ( 10 ). 7 . 7. The head fixing device for neurosurgery according to claim 1, characterized in that, a neck pillow (18) is provided on one side of the bottom box (1), and a neck pillow (18) is provided on the neck pillow (18). Equipped with an inflatable mechanism. 8. The head immobilization device for neurosurgery according to claim 7, wherein the inflatable mechanism comprises an inflatable bag (19), a pipeline (20), an air inlet valve (21) and an air outlet valve ( 22), an intake valve (21) is connected to one side of the neck pillow (18), the intake valve (21) is connected to a pipe (20), and the pipe (20) is far away from the intake valve ( One end of 21) is connected to the air bag (19), and an air outlet valve (22) is provided on the side of the neck pillow (18) away from the air inlet valve (21).

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