CN218391131U

CN218391131U - CT scanning head fixing device for radiology department

Info

Publication number: CN218391131U
Application number: CN202220420166.9U
Authority: CN
Inventors: 曾雪峰
Original assignee: Chongqing Liangping District Hospital Of Traditional Chinese Medicine
Current assignee: Chongqing Liangping District Hospital Of Traditional Chinese Medicine
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2023-01-31
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses a CT scanning head fixing device that radiology department used, including installing the base and locating the concave type headrest on the installation base the both sides of concave type headrest are provided with two side plates relatively, and the lateral separation of two side plates is adjusted by first hand wheel the top of concave type headrest still is provided with the forehead area, the both ends in forehead area are connected on two relative regulation arms that set up, the regulation arm is adjusted by second hand wheel and third hand wheel respectively in vertical and ascending position in vertical direction, between two side plates and be formed with the wave-transparent clearance that supplies the CT scanning between two regulation arms. An object of the utility model is to provide a can restrict patient's head swing and every single move trend, realize the fixed effect of three-dimensional, can not cause the CT scanning head fixing device that the radiology department used that shelters from to CT scanning simultaneously.

Description

CT scanning head fixing device for radiology department

Technical Field

The utility model relates to a medical treatment auxiliary instrument's technical field, specifically speaking relates to a CT scanning head fixing device that radiology department used.

Background

The radiology department is an important auxiliary examination department in hospitals, and many diseases in clinical departments need to be clearly diagnosed and diagnosed in an auxiliary way through radiology department equipment examination. During radiographic examination, a specific position of a patient needs to be examined. When the head of a patient is examined, the head positioning is crucial to CT scanning and detection, and once the head is shaken, the imaging is easily influenced greatly.

The invention patent with the patent number ZL201711348198.2 discloses a head fixing device for radiology department, which comprises an installation base, a lifting mechanism, a fixing shaft, a pressing mechanism, a clamping mechanism, a wire winding bin, a wire winding mechanism, a first pull rope and a second pull rope, wherein the lifting mechanism comprises a piston column and a sleeve which are mutually sleeved, the clamping mechanism comprises a clamping plate and an ear plate, and the wire winding mechanism comprises a first wire wheel and a second wire wheel. The first pull rope and the second pull rope pull the ear plates to be close to each other, and the clamping plates clamp the head of the patient to achieve the fixing effect.

However, on one hand, the head fixing device adopts a hoisting arrangement, and the fixing shaft easily shields the region to be scanned of the head of the patient when in use, thereby affecting the radiography effect, and on the other hand, the head fixing device only considers the limitation of the swing freedom degree of the head of the patient, and the head of the patient has a pitching trend besides the swing trend in the process of head CT scanning, so the fixing effect of the prior art represented by the above patent is not ideal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can restrict patient's head swing and every single move trend, realize the fixed effect of three-dimensional, can not cause the CT scanning head fixing device that the radiology department used that shelters from to CT scanning simultaneously.

In order to achieve the above purpose, the utility model adopts the following specific technical scheme:

the utility model provides a CT scanning head fixing device that radiology department used, its key lies in, including the installation base and locate the concave type headrest on the installation base the both sides of concave type headrest are provided with two side pressure plates relatively, and the lateral separation distance of two side pressure plates is adjusted by first hand wheel the top of concave type headrest still is provided with the forehead pressing area, the both ends of forehead pressing area are connected on two relative regulation arms that set up, the position of regulation arm on vertical and vertical direction is adjusted by second hand wheel and third hand wheel respectively, between two side pressure plates and be formed with the wave-transparent clearance that supplies the CT scanning between two regulation arms.

Furthermore, a first guide rail of a guide rail A is transversely arranged on the mounting base close to the concave headrest, a first screw rod with positive and negative screw teeth penetrates through the first guide rail of the guide rail A, the tail end of the first screw rod is connected with a first hand wheel, the first guide rail is also slidably connected with two transverse sliding seats, the two transverse sliding seats are respectively matched with the positive and negative screw teeth of the first screw rod, and the two transverse sliding seats are respectively connected with corresponding side pressure plates through connecting pieces.

Furthermore, a mounting seat is arranged in the middle of the first guide rail, a through hole for the first screw rod to pass through is reserved on the mounting seat, a second guide rail is longitudinally arranged on the mounting seat in the direction away from the concave headrest, a second screw rod penetrates through the second guide rail, the tail end of the second screw rod is connected with a second hand wheel, and a longitudinal sliding seat matched with the second screw rod is slidably connected onto the second guide rail.

Furthermore, a third guide rail is vertically arranged on the longitudinal sliding seat, a third lead screw penetrates through the third guide rail, the tail end of the third lead screw of the lead screw is connected with a third hand wheel, the third guide rail is further connected with a vertical sliding seat matched with the third lead screw in a sliding manner, and a support used for fixing the adjusting arm is arranged on the vertical sliding seat.

Furthermore, the plate surfaces on the opposite sides of the two side pressing plates are respectively provided with a buffer air bag cushion.

Furthermore, a neck support is arranged on the mounting base.

Furthermore, the neck support is connected with the mounting base in a sliding mode through a sliding groove formed in the mounting base in the longitudinal direction.

Furthermore, the mounting base is a rectangular plate, and four vertex angles close to the mounting base are respectively provided with a fixing mechanism for connecting a CT machine detection bed.

Furthermore, the fixing mechanism comprises an inverted L-shaped fixing seat, a fastening bolt is transversely arranged on a vertical plate of the fixing seat, and the tail end of the fastening bolt is connected with a butting seat.

Compared with the prior art, the utility model discloses a show the effect and do:

1. the concave headrest can be fully attached to the back of the head of a patient, a better lifting effect is generated on the head of the patient, the pressure on the back of the head of the patient in the CT scanning process is reduced, so that the patient feels more comfortable, and meanwhile, the concave headrest also has a certain limiting effect and can limit the swinging trend of the head of the patient to a certain extent;

2. the side pressure plate is used for limiting the ear side of the patient under the action of the concave headrest, so that the head of the patient can be prevented from swinging, the technical effect of limiting the swinging trend of the head of the patient can be achieved, the forehead of the patient can be pressed down under the action of the forehead pressing belt, and the technical effect of limiting the pitching of the head of the patient can be achieved, therefore, the forehead pressing belt, the side pressure plate and the concave headrest are matched with each other to form a three-dimensional limiting space capable of simultaneously limiting the swinging trend and the pitching trend of the head of the patient in the CT scanning process, and a more ideal fixing effect is obtained;

3. the forehead of the patient is fixed by using a forehead pressing belt, and a reserved gap between the adjusting arms and the side pressing plates is matched, so that foreign matter shielding does not exist in the whole CT scanning process, and a better radiography effect is obtained;

4. utilize first hand wheel to adjust the vertical interval of side pressure board can correspond different patients ' head width, utilize second hand wheel and third hand wheel to adjust respectively and press the forehead area to correspond different patients ' forehead region in horizontal and vertical ascending position of side, consequently the utility model discloses can adapt to different patients ' demand, the commonality is better, and the range of application is wider.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

FIG. 1 is a schematic overall structure diagram according to a first embodiment;

FIG. 2 is a perspective view of the first embodiment;

FIG. 3 is a top view of the first embodiment;

FIG. 4 is a schematic bottom view of the first embodiment;

the drawing is marked with: 1-mounting base, 2-concave headrest, 3-side pressure plate, 4-first hand wheel, 5-forehead pressing belt, 6-second hand wheel, 7-third hand wheel, 8-first guide rail, 9-first screw rod, 10-transverse sliding seat, 11-connecting piece, 12-mounting seat, 13-second guide rail, 14-second screw rod, 15-longitudinal sliding seat, 16-third guide rail, 17-third screw rod, 18-vertical sliding seat, 19-adjusting arm, 20-buffering air bag cushion, 21-neck support, 22-sliding groove, 23-fixing seat, 24-fastening bolt and 25-butting seat.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description is made with reference to the accompanying drawings and specific embodiments, and it should be understood that the specific embodiments described herein are only used for explaining the present invention, and are not used for limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Fig. 1 shows a first embodiment of the present invention: the utility model provides a CT scanning head fixing device that radiology department used, includes mounting base 1 and locates concave type headrest 2 on mounting base 1 the both sides of concave type headrest 2 are provided with two side pressure plates 3 relatively, and the horizontal interval of two side pressure plates 3 is adjusted by first hand wheel 4 the top of concave type headrest 2 still is provided with the forehead area 5, the both ends of forehead area 5 are connected on two relative regulation arms 19 that set up, the position of regulation arm 19 in vertical and vertical direction is adjusted by second hand wheel 6 and third hand wheel 7 respectively, between two side pressure plates 3 and be formed with the wave-transparent clearance that supplies the CT scanning between two regulation arms 19

As shown in fig. 2, in a specific implementation, a first guide rail 8 is transversely disposed on the mounting base 1 close to the concave headrest 2, a first screw 9 having positive and negative threads penetrates along the first guide rail 8, a first hand wheel 4 is connected to an end of the first screw 9, two transverse sliding seats 10 are slidably connected to the first guide rail 8, the two transverse sliding seats 10 are respectively matched with the positive and negative threads of the first screw 9, and are respectively connected to the corresponding side pressure plates 3 through connecting pieces 11. The middle position of the first guide rail 8 is provided with a mounting seat 12, a through hole for the first screw rod 9 to pass is reserved on the mounting seat 12, a second guide rail 13 is longitudinally arranged on the mounting seat 12 in the direction away from the concave headrest 2, a second screw rod 14 penetrates through the second guide rail 13, the tail end of the second screw rod 14 is connected with a second hand wheel 6, and a longitudinal sliding seat 15 matched with the second screw rod 14 is further connected on the second guide rail 13 in a sliding manner. The vertical sliding seat 15 is vertically provided with a third guide rail 16, a third screw rod 17 penetrates through the third guide rail 16, the tail end of the third screw rod 17 of the screw rod is connected with a third hand wheel 7, the third guide rail 16 is further connected with a vertical sliding seat 18 matched with the third screw rod 17 in a sliding manner, and the vertical sliding seat 18 is provided with a support for fixing the adjusting arm 19.

When the first hand wheel 4 is rotated, the first screw rod 9 rotates, and the two transverse sliding seats 10 move relatively along the first guide rail 8 under the action of the positive and negative screw teeth of the first screw rod 9, so that the side pressing plates 3 are relatively close to or far away from each other, and the head widths of patients can be adapted. When the second hand wheel 6 is rotated, the second lead screw 14 is rotated, and the longitudinal sliding seat 15 is moved along the second guide rail 13 by the second lead screw 14, so that the third guide rail 16 is moved in the longitudinal direction. When the third hand wheel 7 is rotated, the third screw rod 17 is rotated, and the vertical sliding seat 18 moves along the third guide rail 16 under the action of the third screw rod 17, so that the forehead pressing belt 5 moves in the vertical direction, thereby corresponding to the forehead area of different patients.

As can be seen from fig. 2 and 3, in order to sufficiently fit the side platen 3 to the ear side of the patient and to alleviate the discomfort of the patient, cushion pads 20 are provided on the plate surfaces on the opposite sides of the two side platens 3.

In order to lift the neck of the patient and improve the comfort, a neck support 21 is further arranged on the mounting base 1. Preferably, in order to adapt to the neck positions of different patients and achieve better neck lifting effect, the neck support 21 is connected with the mounting base 1 in a sliding way through a sliding groove 22 which is formed on the mounting base 1 in the longitudinal direction.

As can be seen from fig. 4, the mounting base 1 is a rectangular plate, and four vertex angles close to the mounting base 1 are respectively provided with a fixing mechanism for connecting a CT machine detection bed. Preferably, in order to facilitate the quick assembly and disassembly of the installation base 1, the fixing mechanism includes an inverted L-shaped fixing seat 23, a fastening bolt 24 is transversely arranged on a vertical plate of the fixing seat 23, and an abutting seat 25 is connected to an end of the fastening bolt 24.

The working principle of the embodiment is as follows:

when the device is used, the mounting base 1 is fixed on a CT machine detection bed through a fixing mechanism, and the head of a patient lies in the sunken headrest after the patient lies down; the transverse distance between the two side pressing plates 3 is adjusted through the first hand wheel 4, so that the two side pressing plates 3 move in a centering way and are respectively abutted against the two ear sides of a patient; then the longitudinal position of the forehead pressing belt 5 is adjusted through the second hand wheel 6, after the forehead pressing belt 5 is aligned to the forehead of the patient, the forehead pressing belt 5 is adjusted to be vertically pressed downwards through the third hand wheel 7, so that the forehead pressing belt is abutted against the forehead of the patient, and the head of the patient is clamped and fixed in a three-dimensional mode; at the moment, the head of the patient is scanned by using the CT machine, X-ray can enter from the reserved gap between the adjusting arm 19 and the side pressing plate 3, and the swing and the pitching of the head of the patient can be limited under the action of the forehead pressing belt 5, the side pressing plate 3 and the concave headrest 2, so that more accurate CT radiography data can be obtained.

In conclusion, the concave headrest 2 can be fully attached to the back of the head of a patient, a better lifting effect is generated on the head of the patient, the pressure on the back of the head of the patient in the CT scanning process is reduced, so that the patient feels more comfortable, and meanwhile, the concave headrest 2 also has a certain limiting effect and can limit the swinging trend of the head of the patient to a certain degree; the side pressure plate 3 is used for limiting the ear side of the patient under the action of the concave headrest 2, so that the head swing of the patient can be avoided, the technical effect of limiting the swing trend of the head of the patient can be achieved, the forehead of the patient can be pressed downwards under the action of the forehead pressing belt 5, and the technical effect of limiting the head pitch of the patient can be achieved, therefore, the forehead pressing belt 5, the side pressure plate 3 and the concave headrest 2 are matched with each other in the CT scanning process to form a three-dimensional limiting space capable of limiting the swing trend and the pitch trend of the head of the patient simultaneously, and a more ideal fixing effect is obtained; the forehead of the patient is fixed by the forehead pressing belt 5, and the reserved gap between the adjusting arms 19 and the side pressing plates 3 is matched, so that foreign matter shielding does not exist in the whole CT scanning process, and a better radiography effect is obtained; utilize first hand wheel 4 to adjust the vertical interval of side pressure board 3 can correspond different patients ' head width, utilize second hand wheel 6 and third hand wheel 7 to adjust respectively that the volume area 5 can correspond different patients ' volume region in horizontal and vertical ascending position of side, consequently the utility model discloses can adapt to different patients ' demand, the commonality is better, and the range of application is wider.

The above-disclosed technical solutions are only preferred embodiments of the present invention, and certainly, the scope of the present invention should not be limited thereto, and a person skilled in the art can understand that all or part of the processes of the above-described embodiments can be implemented, and the equivalent changes made according to the claims of the present invention still belong to the scope covered by the present invention.

Claims

1. The utility model provides a CT scanning head fixing device that radiology department used, its characterized in that, includes the installation base and locates the concave type headrest on the installation base the both sides of concave type headrest are provided with two side pressure plates relatively, and the lateral separation distance of two side pressure plates is adjusted by first hand wheel the top of concave type headrest still is provided with the forehead pressing area, the both ends of forehead pressing area are connected on two relative regulation arms that set up, the position of regulation arm on vertical and vertical direction is adjusted by second hand wheel and third hand wheel respectively, between two side pressure plates and be formed with the wave-transparent clearance that supplies the CT scanning between two regulation arms.

2. The device as claimed in claim 1, wherein a first guide rail of the guide rail A is transversely disposed on the mounting base adjacent to the concave headrest, a first screw rod having a front screw thread and a back screw thread is inserted through the first guide rail of the guide rail A, a first hand wheel is connected to a terminal of the first screw rod, two transverse sliding seats are slidably connected to the first guide rail, the two transverse sliding seats are respectively engaged with the front screw thread and the back screw thread of the first screw rod, and the two transverse sliding seats are respectively connected to the corresponding side pressure plates through connecting members.

3. The device as claimed in claim 2, wherein a mounting seat is provided at a middle position of the first guide rail, a through hole for the first screw rod to pass through is reserved on the mounting seat, a second guide rail is further provided on the mounting seat in a longitudinal direction away from the concave headrest, a second screw rod passes through the second guide rail, a second hand wheel is connected to a tail end of the second screw rod, and a longitudinal sliding seat matched with the second screw rod is further slidably connected to the second guide rail.

4. The device as claimed in claim 3, wherein a third guide rail is vertically disposed on the longitudinal sliding seat, a third lead screw penetrates through the third guide rail, a third hand wheel is connected to a terminal of the third lead screw, a vertical sliding seat matched with the third lead screw is further slidably connected to the third guide rail, and a bracket for fixing the adjusting arm is mounted on the vertical sliding seat.

5. A head holder for CT scanning for radiology department according to any one of claims 1-4 wherein a cushion airbag cushion is provided on each of the opposite side plates.

6. A radiology department CT scan head fixation device of claim 1 further comprising a neck brace on the mounting base.

7. The radiology department CT scan head fixation device of claim 6, wherein the neck brace is slidably connected to the mounting base by a slide slot longitudinally cut in the mounting base.

8. The head fixing device for CT scanning of radiology department according to claim 6 or 7 characterized in that the mounting base is a rectangular plate, and fixing mechanisms for connecting with CT machine examining table are respectively arranged near four top corners of the mounting base.

9. The radiology department CT scan head fixation device of claim 8, wherein the fixation mechanism comprises an inverted L-shaped fixation base, a fastening bolt is transversely disposed on a vertical plate of the fixation base, and an abutting base is connected to the end of the fastening bolt.