CN219374699U - Head fixing device for medical image scanning - Google Patents

Abstract

The utility model discloses a head fixing device for medical image scanning, which comprises a head and neck clamping seat and a back support plate; the front lower part of the head and neck fixing seat is connected with the rear middle part of the back supporting plate to form a whole; the back support plate is provided with an inclined support surface which is obliquely arranged from the back upper part to the front lower part, and the back upper part of the inclined support surface is smoothly transited to the inner bottom surface of the head and neck clamping seat. The effect is as follows: after the whole limbs of a patient lie on the upper end face of the movable bed board of the CT scanning bed, the local position, close to the neck, of the back of the patient is slightly lifted and supported by the inclined supporting surface, the neck of the patient is also supported, the head of the patient is not prone to being lifted upwards, the head of the patient is placed flatly, the follow-up head CT scanning can be accurate as much as possible, two ears of the patient can be placed in the ear accommodating groove A and the ear accommodating groove B correspondingly, the ears of the patient cannot be clamped, discomfort such as pain is not generated, the head fixing piece is used for fastening the forehead part of the head of the patient, the head of the patient is not prone to being lifted upwards, and the patient is more applicable to children patients with the head liking to be disturbed.

Description

Head fixing device for medical image scanning

Technical Field

The utility model relates to the technical field of medical nursing products, in particular to a head fixing device for medical image scanning.

Background

In medical imaging departments of various hospitals, when a patient lies on a CT scanning bed and a CT scanning examination of the head of the patient is carried out, the head of the patient is required to be horizontally arranged so that two eyes face to the right upper side, in specific operation, the head of the patient is fixed by using a head clamping piece made of a nonmetal material which is of a U-shaped structure and can be developed under X-ray, and the head clamping piece is usually made of a soft rubber material or a foam material.

The head clamping member with the structure has certain defects and shortcomings although the head clamping member is low in cost and wide in use.

Specifically, on the one hand, when the head of a patient is supported by the support, the local positions of the neck and the back of the patient, which are close to the neck, are attached to the movable bed board of the CT scanning bed as much as possible under the action of the gravity of the patient body, so that the top of the head of the patient is easy to tilt upwards, the problem that the head is uneven is solved, the CT scanning of the head is not accurate enough, on the other hand, the head clamping piece with the U-shaped structure can clamp the head of the patient completely, and simultaneously, the two ears of the patient are clamped, so that discomfort such as pain feeling and the like can be generated on the two ears of the patient.

In this regard, the present inventors have combined clinical experience, through thinking about the problems encountered in clinical work, turned through a great deal of scientific research data and documents, and searched through the website of the national intellectual property office to find new, gradually conceived and designed the present application, so as to solve the related technical problems.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, the utility model aims to provide a head fixing device for medical image scanning.

In order to achieve the above object, according to an embodiment of the present utility model, a head fixing device for medical image scanning includes a head and neck fixing seat and a back support plate;

the head and neck clamping seat and the back support plate are made of nonmetallic materials which can be developed under X rays, and the front lower part of the head and neck fixing seat is connected with the rear middle part of the back support plate to form a whole;

the back support plate is provided with an inclined support surface which is obliquely arranged from the rear upper part to the front lower part, and the rear upper part of the inclined support surface is smoothly transited to the inner bottom surface of the head and neck clamping seat.

In addition, the head fixing device for medical image scanning according to the above embodiment of the present utility model may further have the following additional technical features:

according to one embodiment of the utility model, the head and neck clamping seat is formed into a U-shaped structure and comprises a bottom supporting plate, two neck clamping blocks and two head clamping blocks;

the two neck clamping blocks are correspondingly and fixedly arranged at the left front part and the right front part of the upper end face of the bottom supporting plate; the two head clamping blocks are correspondingly and fixedly arranged at the left rear part and the right rear part of the upper end face of the bottom supporting plate;

a certain gap A is formed between the left neck clamping block and the left head clamping block so as to form an ear accommodating groove A; a certain gap B is formed between the right side neck clamping block and the left side head clamping block so as to form an ear accommodating groove B.

According to one embodiment of the present utility model, the upper portion of the neck latch on the left side is cut from the upper left side to the lower right side thereof to form a neck lead-in surface a; the upper part of the neck clamping block on the right side is cut from the upper right side to the lower left side so as to form a neck guiding surface B.

According to one embodiment of the present utility model, the left-hand upper portion of the head cartridge is cut from the upper left thereof to the lower right thereof to form a head lead-in surface a; the upper part of the head clamping block on the right side is cut from the upper right side to the lower left side so as to form a head guiding surface B.

According to one embodiment of the utility model, the upper end surface of the bottom support plate is provided with a neck pillow block between two neck clamping blocks in an upward protruding manner along the left-right direction; a plurality of massage convex points are respectively and uniformly protruded inwards from the inner end surfaces of the two head clamping blocks.

According to one embodiment of the utility model, the head fixing part is made of nonmetallic materials and can be developed under X-ray;

the head fixing piece comprises a left male magic tape, a right male magic tape and a head binding band connected between the left male magic tape and the right male magic tape;

the left end face of the left head clamping block is provided with a left female magic tape which is matched and adhered with the left male magic tape along the front-back direction; the right side the head fixture block right-hand member face is equipped with the adaptation along fore-and-aft direction and glues and establish the female magic tape of right male magic tape of right.

According to one embodiment of the utility model, the CT scanner further comprises an elastic band made of non-metallic material which can be developed under X-ray and used for fastening the bottom supporting plate to the movable bed plate of the CT scanner;

the elastic band is suitable for being fixed outside the bottom of the movable bed plate of the CT scanning bed, the first end of the elastic band is fixedly connected to the left side surface of the bottom support plate, and the second end of the elastic band is fixedly connected to the right side surface of the bottom support plate.

According to one embodiment of the utility model, the lower bottom surface of the bottom supporting plate is formed into a saw-tooth structure so as to form an anti-slip surface A; the lower bottom surface of the back support plate is also formed into a zigzag structure so as to form an anti-slip surface B.

According to one embodiment of the utility model, the head and neck clamping seat and the back support plate are made of soft plastic materials; and a plurality of anti-slip convex strips are uniformly and convexly arranged on the inclined support surface of the back support plate along the left-right direction.

The beneficial effects of the utility model are as follows:

first, the medical image scanning is with head fixing device that this application provided, when implementing, will be shelved this application to CT scanning bed activity bed board up end front side, then to make the patient lie in CT scanning bed activity bed board up end, and make its head card solid to in the neck cassette, at this moment, its neck then synchronous card solid to in the neck cassette, simultaneously, patient back then by the oblique support face of back layer board holds up the support, because upper portion smooth transition behind the oblique support face extremely head neck cassette inner bottom surface, so, patient whole limbs lie in CT scanning bed activity bed up end back, the local position that patient back is close to the neck is raised slightly and is propped up to the oblique support face, and patient neck is also propped up, so, makes patient's top of head be difficult for upwarp, and patient's head holds up the horizontality good, so that follow-up head CT scanning can be accurate as far as possible.

The second point, owing to this application is equipped with ear accommodation groove A with ear accommodation groove B, so, lie in patient's flat CT scanning bed activity bed board up end, and make its head and neck card solid to in the neck card solid seat in, its two ears then can correspondingly shelve in the ear accommodation groove A and in the ear accommodation groove B, in this way, make patient's two ears can not be clamped for uncomfortable such as pain sense can not be produced, that is to say, through above-mentioned optimal design, even make this application use travelling comfort good.

Third point, this application are used for tying up patient's head forehead position through setting up the head mounting for patient's head is difficult for upwards lifting, especially like children patient etc. who moves about to the head, makes this application more suitable.

Fourth point, this application are through setting up elasticity elastic cord, when solid outside CT scanning bed activity bed board front side bottom with its cover, even make the whole that this application constitutes, fixed steadiness is good, like children patient etc. who tamper with to the head, this application is more suitable for.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the present utility model 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, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of a head fixing device for medical image scanning according to the present utility model 1;

FIG. 2 is an exploded view of the head restraint of the present utility model for medical image scanning;

FIG. 3 is a schematic view of the overall structure of the head fixing device for medical image scanning of the present utility model 2;

FIG. 4 is an exploded view of the head restraint of the present utility model for medical image scanning;

reference numerals:

a head fixing device 1000 for medical image scanning;

a neck clamping seat 10;

a bottom plate 101;

a slip-resistant surface a1011;

a neck latch 102;

neck lead-in surface a1021;

neck lead-in surface B1022;

a head block 103;

a head introduction surface a1031;

head lead-in surface B1032;

ear accommodating groove a104;

ear accommodating groove B105;

neck pillow 106;

massage bumps 107;

left female velcro tape 108;

a right female velcro tape 109;

a back support plate 20;

a sloping surface 201;

a slip-resistant surface B202;

a slip prevention convex strip 203;

a head fixing member 30;

left male velcro tape 301;

a right male velcro tape 302;

a head strap 303;

an elastic band 40;

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below are exemplary and intended to illustrate the present utility model and should not be construed as limiting the utility model, and all other embodiments, based on the embodiments of the present utility model, which may be obtained by persons of ordinary skill in the art without inventive effort, are within the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings of the specification are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Firstly, a basic explanation is made on the process of the utility model of the patent, and the inventor of the patent is used as a medical imaging doctor of Shenzhen hospital in Beijing university to take X-ray films on limbs of a patient for a long time and often take X-ray films on relevant positions of the head of the patient.

When a patient's head is subjected to X-ray radiography by using a CT machine, the patient's head is required to lie on a CT scanning bed in medicine, and is required to lie flat so that two eyes face right above, and in a specific operation, the patient's head is fixed by using a head clamping member made of a non-metal material which is of a U-shaped structure and can be developed under X-rays, and the head clamping member is usually made of a soft rubber material or a foam material.

The inventor of the present patent found that, in the working process, the head clamping member with the above structure has certain defects and shortcomings although the manufacturing cost is low and the use is wide.

Specifically, on the one hand, when the head of a patient is supported by the support, the local positions of the neck and the back of the patient, which are close to the neck, are attached to the movable bed board of the CT scanning bed as much as possible under the action of the gravity of the patient body, so that the top of the head of the patient is easy to tilt upwards, the problem that the head is uneven is solved, the CT scanning of the head is not accurate enough, on the other hand, the head clamping piece with the U-shaped structure can clamp the head of the patient completely, and simultaneously, the two ears of the patient are clamped, so that discomfort such as pain feeling and the like can be generated on the two ears of the patient.

In this regard, the present inventors have combined clinical experience, through thinking about the problems encountered in clinical work, turned through a great deal of scientific research data and documents, and searched through the website of the national intellectual property office to find new, gradually conceived and designed the present application, so as to solve the related technical problems.

The head fixing device 1000 for medical image scanning according to an embodiment of the present utility model is described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 4, a head fixing device 1000 for medical image scanning according to an embodiment of the present utility model includes a head and neck fixing base 10 and a back support plate 20;

wherein, the neck clamping seat 10 and the back support plate 20 are made of nonmetallic materials which can be developed under X-ray, and the front lower part of the neck fixing seat is connected with the rear middle part of the back support plate 20 to form a whole;

the back plate 20 has an inclined surface 201 inclined downward from the rear upper side to the front upper side, and the rear upper side of the inclined surface 201 smoothly transitions to the inner bottom surface of the head and neck fastening seat 10.

Based on the above, it is clear that the present application is mainly used as the head fixing device 1000 for medical image scanning when being implemented.

Specifically, when the application is applied, the application is placed on the front side of the upper end face of the movable bed board of the CT scanning bed, then, the patient is made to lie on the upper end face of the movable bed board of the CT scanning bed, the head of the patient is clamped into the head and neck clamping seat 10, at this time, the neck of the patient is synchronously clamped into the head and neck clamping seat 10, meanwhile, the back of the patient is supported by the inclined support face 201 of the back support plate 20, and the upper part of the back of the inclined support face 201 is smoothly transited to the inner bottom face of the head and neck clamping seat 10, so that the whole limb of the patient is slightly lifted and supported at the local position of the back of the patient, which is close to the neck, after lying on the upper end face of the movable bed board of the CT scanning bed, the neck of the patient is also supported, so that the top of the head of the patient is not easy to tilt upwards, and the head of the patient is placed on the flat, so that the subsequent head CT scanning can be accurate as much as possible.

Furthermore, through above-mentioned optimal design, even make this application practicality strong, excellent in use effect.

Further, in a specific implementation, according to an embodiment of the present utility model, the head and neck fastening seat 10 is formed into a U-shaped structure, and includes an integrally formed bottom support plate 101, two neck fastening blocks 102 and two head fastening blocks 103;

wherein, the two neck clamping blocks 102 are correspondingly and fixedly arranged at the left front part and the right front part of the upper end surface of the bottom supporting plate 101; the two head clamping blocks 103 are correspondingly and fixedly arranged at the left rear part and the right rear part of the upper end surface of the bottom supporting plate 101;

based on this, in the present application, there is a certain gap a between the left-side neck clip 102 and the left-side head clip 103 to form an ear accommodating groove a104; a certain gap B is formed between the right neck clamping block 102 and the left head clamping block 103, so as to form an ear accommodating groove B105.

For the above, it can be clearly understood that, because the ear accommodating groove a104 and the ear accommodating groove B105 are provided in the present application, after the patient lies on the upper end surface of the movable bed board of the CT scanning bed and the head and the neck of the patient are fastened in the head and neck fastening seat 10, the two ears of the patient can be correspondingly placed in the ear accommodating groove a104 and the ear accommodating groove B105, so that the two ears of the patient can not be clamped, and discomfort such as pain can not be generated, that is, through the above-mentioned optimization design, the comfort of the use of the present application is good.

Still further, in practice, according to one embodiment of the present utility model, the upper portion of the neck latch 102 on the left side is cut from the upper left side to the lower right side thereof to form a neck lead-in surface a1021; the upper portion of the neck grip 102 on the right side is cut from the upper right side to the lower left side thereof to form a neck lead-in surface B1022.

From the above, it can be clear that the upper part of the neck guiding surface a1021 and the upper part of the neck guiding surface B1022 are opened back to each other, so that the neck guiding surface is in an inverted eight shape, the neck of the patient is conveniently guided from top to bottom, and the application is smooth.

Similarly, in the present embodiment, according to an embodiment of the present utility model, the upper portion of the head block 103 on the left side is cut from the upper left side to the lower right side thereof to form the head introduction surface a1031; the upper portion of the head block 103 on the right side is cut from the upper right side to the lower left side thereof to form a head lead-in surface B1032.

From the above, it is clear that the upper part of the head introducing surface a1031 and the upper part of the head introducing surface B1032 are also opened back to each other, so that the head is also inverted to be eight-shaped, the head of the patient is conveniently introduced from top to bottom, and the application is smoother.

Furthermore, through the above-mentioned optimal design, even make this application when specifically using, patient's neck homoenergetic very smooth and easy leading-in to in the neck card solid seat 10 is blocked admittedly for the whole that this application constitutes, result of use can be effectively improved.

Further, in a specific implementation, according to an embodiment of the present utility model, a neck pillow block 106 is protruding upward between the two neck clamping blocks 102 along the left-right direction on the upper end surface of the bottom supporting plate 101; a plurality of massage convex points 107 are uniformly and convexly arranged on the inner end surfaces of the two head clamping blocks 103 respectively.

For the above, it can be summarized that:

the first point, the neck pillow 106 that sets up is suitable for patient's neck pillow and establishes on it, and patient's neck is when the pillow is established comfortablely, and the setting of neck pillow 106 can also play the effect of spacing around to patient's head to make patient's head card be in be difficult for shifting around when head and neck card is fixed in seat 10, make this application use reliability good.

And when a plurality of massage convex points 107 are respectively and uniformly arranged on the inner end surfaces of the two head clamping blocks 103 inwards, the plurality of massage convex points 107 can massage the skin surface of the head of the patient, so that the patient can use the head clamping blocks more comfortably.

Further, even if the whole structure of the present application is made, the use effect can be further improved.

In addition, in this technical solution, according to one embodiment of the present utility model, the present application further includes a head fixing member 30 made of a nonmetallic material that is developable under X-ray;

specifically, in the present solution, the head fixing member 30 includes a left male velcro tape 301, a right male velcro tape 302, and a head strap 303 connected between the left male velcro tape 301 and the right male velcro tape 302;

wherein, the left end face of the left head clamping block 103 is provided with a left female velcro tape 108 which is adapted to be adhered with the left male velcro tape 301 along the front-back direction; the right end face of the head clamping block 103 on the right side is provided with a right female velcro tape 109 which is adapted to be adhered to the right male velcro tape 302 along the front-rear direction.

When the left male velcro tape 301 is fixed to the left female velcro tape 108 at a different height, and when the right male velcro tape 302 is fixed to the right female velcro tape 109 at a different height, the tightness of the head strap 303 to the forehead of the patient can be adjusted, so as to adapt to the forehead of the patient with different head external diameters.

For the above, the head fixing piece 30 is used for fastening the forehead of the patient, so that the head of the patient is not easy to lift upwards, and the head fixing piece is more applicable to children patients who like to tamper with the head, and the like.

It should be added that, in implementation, according to one embodiment of the present utility model, the present application further includes an elastic band 40 made of a non-metallic material that can be developed under X-rays for fastening the bottom plate 101 to the movable bed plate of the CT scanner bed;

the elastic belt 40 is adapted to be fixed to the outside of the bottom of the movable bed board of the CT scanning bed, and has a first end fixedly connected to the left side surface of the bottom plate 101 and a second end fixedly connected to the right side surface of the bottom plate 101.

From this, this application is through setting up elasticity elastic cord 40, when solid outside CT scanning bed activity bed board front side bottom with its cover, even make the whole that this application constitutes, fixed steadiness is good, like children patient etc. who moves about to the head, this application is more suitable for.

And on the basis that this application is fixed steadiness good, patient's head by head and neck card is fixed seat 10 with after head mounting 30 is fixed jointly for when patient's head is difficult for upwards lifting, also is difficult for driving this application and lifts in step, makes this application whole result of use more excellent.

It should be further added that, in a specific implementation, according to an embodiment of the present utility model, the bottom surface of the bottom plate 101 is formed into a zigzag structure to form an anti-slip surface a1011; the lower bottom surface of the back support plate 20 is also formed into a zigzag structure to form an anti-slip surface B202.

Therefore, the bottom surface of the bottom plate 101 is formed into a zigzag structure to form an anti-slip surface a1011, and the bottom surface of the bottom plate 20 is also formed into a zigzag structure to form an anti-slip surface B202, when the application is placed on the front side and the rear side of the upper end surface of the movable bed plate of the CT scanning bed, the anti-slip surface a1011 and the anti-slip surface B202 have good anti-slip performance, so that the whole formed by the application is not easy to shift in the front-rear direction.

It should be further added that, in the implementation, according to an embodiment of the present utility model, the head and neck fastening seat 10 and the back support plate 20 are made of soft plastic materials; a plurality of anti-slip convex strips 203 are uniformly and convexly arranged on the inclined supporting surface 201 of the back supporting plate 20 along the left-right direction.

Therefore, when the head and neck clamping seat 10 and the back support plate 20 are made of soft plastic materials, the head and neck clamping seat is good in softness, good in elasticity and buffering performance, comfortable in use for a patient, not prone to being injured by the head, the neck and the back of the patient, and not prone to sliding when the local position of the back of the patient, close to the neck, is arranged on the inclined support surface 201 through the anti-slip raised strips 203.

In addition, the head outer diameters of the head and neck fastening seat 10 are designed to be large, medium and small in size, and the head and neck fastening seat 10 is designed to be large, medium and small in size so as to be suitable for patients with different head outer diameters, and after each use, disinfectant such as alcohol can be sprayed to clean and disinfect the head and neck fastening seat 10 so as to be reusable.

It should be further noted that, in the embodiment of the present utility model, the width of the inside of the head and neck fastening seat 10 is preferably set to three specifications of 10.0cm, 14.0cm and 18.0cm, and the depth of the inside of the head and neck fastening seat 10 is preferably set to three specifications of 10.0cm, 14.0cm and 18.0 cm.

Other embodiments, etc., are not illustrated herein.

In summary, in the embodiment of the head fixing device 1000 for medical image scanning provided by the present application, the patient is placed on the front side of the upper end surface of the movable bed plate of the CT scanning bed, and then, the patient is placed on the upper end surface of the movable bed plate of the CT scanning bed, and the head is clamped and fixed in the head and neck clamping seat 10, at this time, the neck is synchronously clamped and fixed in the head and neck clamping seat 10, and meanwhile, the back of the patient is supported by the inclined support surface 201 of the back support plate 20, and the upper part of the back of the inclined support surface 201 is smoothly transited to the inner bottom surface of the head and neck clamping seat 10, so that the whole limb of the patient is placed on the upper end surface of the movable bed plate of the CT scanning bed, the inclined support surface 201 slightly lifts and supports the local position of the back of the patient near the neck, and the neck of the patient is also supported, so that the top of the head of the patient is not easy to be tilted upward, and the head of the patient is placed and the flatness is good, so that the subsequent head CT scanning can be accurate as possible.

Moreover, since the ear accommodating groove a104 and the ear accommodating groove B105 are provided, after the patient lies on the upper end face of the movable bed plate of the CT scanning bed and the head and the neck of the patient are clamped in the head and neck clamping seat 10, the two ears of the patient can be correspondingly placed in the ear accommodating groove a104 and the ear accommodating groove B105, so that the two ears of the patient cannot be clamped, discomfort such as pain cannot be generated, that is, through the above-mentioned optimization design, the comfort of the patient is good.

Meanwhile, the head fixing piece 30 is arranged to be used for fastening the forehead part of the head of the patient, so that the head of the patient is not easy to lift upwards, and the head fixing piece is more applicable to children patients with the preference of the head for disorder, and the like.

Moreover, the elastic band 40 is arranged, so that the whole body formed by the CT scanning bed is good in fixing stability when the elastic band is sleeved outside the bottom of the front side of the CT scanning bed movable bed board, and the CT scanning bed is more applicable to children patients with head liking to be disturbed.

And the whole structure of the utility model is not complex, the design cost is low, the production cost is low, the use cost is also very low, and the utility model is convenient for various hospitals to accept and purchase.

Furthermore, the head fixing device 1000 for medical image scanning provided by the application is extremely strong in practicality and excellent in use effect, so that the application has very good market popularization value, is very popular, and can be effectively popularized.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (9)

1. The head fixing device for medical image scanning is characterized by comprising a head and neck clamping seat and a back support plate;

the neck clamping seat and the back support plate are made of nonmetallic materials which can be developed under X rays, and the front lower part of the neck fixing seat is connected with the rear middle part of the back support plate to form a whole;

the back support plate is provided with an inclined support surface which is obliquely arranged from the back upper part to the front lower part, and the back upper part of the inclined support surface is smoothly transited to the inner bottom surface of the head and neck clamping seat.

2. The head fixing device for medical image scanning according to claim 1, wherein the head and neck fixing seat is formed into a U-shaped structure comprising a bottom support plate, two neck clamping blocks and two head clamping blocks;

the two neck clamping blocks are correspondingly and fixedly arranged at the left front part and the right front part of the upper end face of the bottom supporting plate; the two head clamping blocks are correspondingly and fixedly arranged at the left rear part and the right rear part of the upper end face of the bottom supporting plate;

a certain gap A is formed between the left neck clamping block and the left head clamping block so as to form an ear accommodating groove A; a certain gap B is arranged between the right neck clamping block and the left head clamping block so as to form an ear accommodating groove B.

3. The head fixing device for medical image scanning according to claim 2, wherein the upper portion of the left neck block is cut from the upper left side thereof to the lower right side thereof to form a neck lead-in surface a; the upper portion of the right neck block is cut from the upper right to the lower left thereof to form a neck lead-in surface B.

4. The head fixing device for medical image scanning according to claim 2, wherein the upper portion of the left head block is cut from the upper left side thereof to the lower right side thereof to form the head lead-in face a; the upper part of the right head block is cut from the upper right to the lower left to form a head leading-in surface B.

5. The head fixing device for medical image scanning according to claim 2, wherein a neck pillow is protruded upward in a left-right direction between the two neck clamping blocks on the upper end surface of the bottom support plate; a plurality of massage convex points are respectively and uniformly protruded inwards from the inner end surfaces of the two head clamping blocks.

6. The head fixing device for medical image scanning according to claim 2, further comprising a head fixing member made of a nonmetallic material that is developable under X-ray;

the head fixing piece comprises a left male magic tape, a right male magic tape and a head binding belt connected between the left male magic tape and the right male magic tape;

the left end face of the left head clamping block is provided with a left female magic tape which is matched and adhered with the left male magic tape along the front-back direction; the right end face of the right head clamping block is provided with a right female magic tape which is matched and adhered with the right male magic tape along the front-back direction.

7. The head fixation device for medical image scanning as in claim 2, further comprising elastic bands made of non-metallic material that is developable under X-rays for fastening said bottom plate to the movable couch plate of the CT scanner;

the elastic band is suitable for being fixed outside the bottom of the movable bed board of the CT scanning bed, the first end of the elastic band is fixedly connected to the left side surface of the bottom supporting board, and the second end of the elastic band is fixedly connected to the right side surface of the bottom supporting board.

8. The head fixing device for medical image scanning according to claim 2, wherein the lower bottom surface of the bottom plate is formed in a zigzag structure to form an anti-slip surface a; the lower bottom surface of the back support plate is also formed into a saw-tooth structure so as to form an anti-slip surface B.

9. The head fixation device for medical image scanning as claimed in any one of claims 1-8, wherein the head and neck clamping seat and the back support plate are made of soft plastic materials; a plurality of anti-slip convex strips are uniformly and convexly arranged on the inclined supporting surface of the back supporting plate along the left-right direction.