CN211187319U - Fixing device for cervical vertebra opening position X-ray photographic examination - Google Patents
Fixing device for cervical vertebra opening position X-ray photographic examination Download PDFInfo
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- CN211187319U CN211187319U CN201922063032.7U CN201922063032U CN211187319U CN 211187319 U CN211187319 U CN 211187319U CN 201922063032 U CN201922063032 U CN 201922063032U CN 211187319 U CN211187319 U CN 211187319U
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- support
- head
- mouth
- fixing device
- limiting
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Abstract
The utility model relates to the field of medical equipment, in particular to a fixing device for X-ray radiographic examination of cervical vertebra opening positions, which comprises a back plate, a head support and a mouth support; the back plate is provided with a sliding groove, the head support comprises a limiting rod, a first locking piece and a limiting head pad, the limiting head pads are symmetrically arranged on the limiting rod, one end of the limiting rod is provided with a sliding block, the sliding block is matched with the sliding groove and slides in the sliding groove, the first locking piece is used for locking the movement of the sliding block in the sliding rail, and the limiting head pad is fixedly arranged at one end of the limiting rod without the sliding block; the mouth props the rotation and installs on two decides the piece, and two second locking pieces are used for locking mouth to prop the rotation of two relative decides pieces, and two decide piece fixed mounting are on the backplate. The utility model discloses can be applicable to the photography in decubitus position and standing position cervical vertebra opening position, can adjust head back-up angle and opening angle according to patient particular case, easy operation is convenient, and need not fill in the patient mouth, clean health, comfortable type is strong.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to the field of medical equipment, in particular to a fixing device for X-ray radiographic examination of cervical vertebra opening positions.
[ background of the invention ]
The X-ray photograph examination of cervical vertebra open mouth position is mainly suitable for diagnosing dislocation between atlas and axis and atlantoaxial dentate root fracture. The method for taking the picture comprises the steps that a subject lies on a photographic table or stands in front of a photographic frame in a supine position, the median sagittal plane of the body is vertical to a table top, the head is slightly tilted backwards, the connecting line of the midpoint of the occlusal surface of incisors in the upper jaw and the mastoid is vertical to the table top, and the mouth is opened as much as possible. In daily examination, because the patient who carries out this inspection is the state of an illness heavier, be difficult to cooperate the angle that keeps the head to lean back and the angle that the mouth opens, often can appear in the upper jaw incisor and the phenomenon that the atlas overlaps (head angle of leaning back is little or mouth opening angle is little) or occipital bone bottom and atlas overlap (head angle of leaning back is too big), be difficult to reach the diagnosis demand, cause the patient to shoot again, not only increase the loss of X-ray tube and staff's work load, more importantly increased the radiation dose injury that the patient receives. In order to solve the above problems, in the prior art, the authorized bulletin number is CN 205181372U of the chinese utility model, a special support for cervical vertebra open position X-ray radiography, which supports a support into the mouth of a patient to achieve the separation of the upper and lower jaws of the patient as much as possible. The support is simple in structure, and can keep the opening angle of a patient when in use, but the support cannot fixedly maintain the head backward-bending angle of the patient, cannot adjust the size, and cannot ensure that the opening angle of each patient is the maximum; on the other hand, the bracket is plugged into the inlet, which is not only unsanitary, but also causes the discomfort of the patient to be increased.
[ Utility model ] content
In order to solve the above problems, an object of the present invention is to provide a fixing device for cervical vertebra opening position X-ray photography examination, which can adjust the head tilting angle and the opening angle according to the specific condition of the patient, and is simple and convenient to operate.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
a fixing device for X-ray photography examination of cervical vertebra opening position comprises a back plate, a head support and a mouth support; the back plate is provided with a sliding groove, the head support and the mouth support are of symmetrical structures, the central lines of the head support and the mouth support are parallel to each other on the same plane perpendicular to the back plate, the head support comprises a limiting rod, a first locking piece and a limiting head pad, the limiting head pad is symmetrically arranged on the limiting rod, one end of the limiting rod is provided with a sliding block, the sliding block is matched with the sliding groove and slides in the sliding groove, the first locking piece is used for locking the movement of the sliding block in the sliding rail, and the limiting head pad is fixedly arranged at one end of the limiting rod without the sliding block; the mouth props including nasal part support, chin support, two decides piece and two second locking pieces, and the nasal part support is the U type, and its both ends rotate respectively and install on two decides the piece, and the chin support is the U type, and its both ends rotate respectively and install on two decides the piece, and two second locking pieces are used for locking the rotation of nasal part support and the relative two decides pieces of chin support simultaneously, and two decide piece fixed mounting on the backplate.
Furthermore, the distance between the two fixed blocks is 20-25cm, and the distance between the limiting head pad and the back plate is 10-13 cm.
Further, still including couple and third lock, the couple is L type, and the couple short-end covers the TRP flexible glue towards long end one side, and the backplate still includes the blind hole, and the blind hole is inserted to the long end of couple, makes the relative backplate of couple flexible, and the third lock is used for the relative position of fixed couple and backplate.
Furthermore, the straight rod parts on the two sides of the nose support are respectively of a telescopic rod structure, and the straight rod parts on the two sides of the chin support are respectively of a telescopic rod structure.
Furthermore, the back plate is provided with a square hole at the position between the two fixed blocks.
Further, the back plate, the head support and the mouth support are all made of plastic with negligible shielding effect on X-rays.
Furthermore, the limiting head cushion is an arc-shaped rod, and the concave part of the limiting head cushion faces the mouth support.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses can be applicable to the photography in decubitus position and standing position cervical vertebra opening position, can adjust head back-up angle and opening angle according to patient particular case, easy operation is convenient, and need not fill in the patient mouth, clean health, comfortable type is strong.
[ description of the drawings ]
Fig. 1 is a perspective view of a fixing device for cervical vertebra open position X-ray radiographic examination provided by an embodiment of the present invention.
Fig. 2 is a perspective view of a back plate of a fixing device for cervical vertebra open position X-ray radiographic examination provided by an embodiment of the present invention.
Fig. 3 is a perspective view of a head support of a fixing device for X-ray radiographic examination of an open position of cervical vertebrae according to an embodiment of the present invention.
Fig. 4 is a perspective view of a head support/mouth support of a fixing device for X-ray radiographic examination of an open position of cervical vertebrae according to an embodiment of the present invention.
Fig. 5 is a schematic view of the telescopic rod of the fixing device for the open position X-ray radiographic examination of the cervical vertebra provided by the embodiment of the present invention.
Wherein: 1-back plate, 11-fixed block, 111-first threaded hole, 12-sliding groove, 13-square hole, 14-blind hole, 15-second threaded hole, 2-head support, 21-limiting rod, 22-limiting head pad, 23-sliding block, 231-screw rod, 3-mouth support, 31-nose support, 311-straight rod part, 3111-tension spring, 312-flat block, 313 through hole, 32-chin support, 4-first locking piece, 5-second locking piece, 6-third locking piece and 7-hook.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The drawings are only for purposes of illustration and are not intended to be limiting, certain elements of the drawings may be omitted, enlarged or reduced to better illustrate the embodiments of the present invention, and do not represent the size of the actual product, and it is understood that some well-known structures, elements and descriptions thereof in the drawings may be omitted for persons skilled in the art. The upper, lower, left, right, and other orientations described in this specification are orientations shown in the drawings.
A fixing device for X-ray photography examination of cervical vertebra opening position comprises a back plate 1, a head support 2 and a mouth support 3; the back plate 1 is provided with a sliding groove 12, the head support 2 and the mouth support 3 are of symmetrical structures, the central lines of the head support 2 and the mouth support 3 are parallel to each other on the same plane perpendicular to the back plate 1, the head support 2 comprises a limiting rod 21, a first locking piece 4 and a limiting head pad 22, the limiting head pad 22 is symmetrically arranged on the limiting rod 21, one end of the limiting rod 21 is provided with a sliding block 23, the sliding block 23 is matched with the sliding groove 12 and slides in the sliding groove 12, the first locking piece 4 is used for locking the movement of the sliding block 23 in a sliding rail, and the limiting head pad 22 is fixedly arranged at one end, far away from the sliding block 23, of the limiting rod 21; mouth props 3 and includes nose support 31, chin support 32, two decides 11 and two second locking pieces 5, and nose support 31 is the U type, and its both ends rotate respectively and install on two decides 11, and chin support 32 is the U type, and its both ends rotate respectively and install on two decides 11, and two second locking pieces 5 are used for locking nose support 31 and the relative rotation of two decides 11 of chin support 32 simultaneously, and two decide 11 fixed mounting on backplate 1.
In some embodiments, the back plate 1 is a rectangular plate, the shielding effect of the plastic material on the X-rays is negligible, and the plastic material has sufficient strength, the sliding grooves 12 on the back plate 1 are semi-through grooves, the number of the sliding grooves 12 is two, the two sliding grooves 12 are symmetrical with respect to the center line of the back plate 1, and the opening of the sliding groove 12 is located at the upper end of the back plate 1; the head support 2 comprises two limiting rods 21, two first locking pieces 4 and a limiting head pad 22, one ends of the two limiting rods 21 are respectively provided with a sliding block 23, the sliding blocks 23 on the two limiting rods 21 are respectively matched with the sliding grooves 12 on the back plate 1, so that the head support 2 can slide up and down relative to the back plate 1, the two first locking pieces 4 respectively comprise a screw 231 and a manual nut, the screw 231 is correspondingly and fixedly installed on the sliding blocks 23, the length direction of the screw 231 is consistent with the length direction of the limiting rods 21, the manual nut is matched with the screw 231, so that the sliding blocks 23 can be fixed on the sliding grooves 12, the position of the head support 2 relative to the back plate 1 is fixed, and the limiting head pad 22 is symmetrically and fixedly installed at one end of the two limiting rods 21 without; the mouth support 3 comprises a nose support 31, a chin support 32, two fixed blocks 11 and two second locking pieces 5, the nose support 31 and the chin support 32 are both U-shaped rod pieces with two ends facing the flat blocks 312, the respective flat blocks 312 are respectively provided with a through hole 313, the two fixed blocks 11 are symmetrically and fixedly installed on the back plate 1 corresponding to the center line of the back plate 1, the two fixed blocks 11 are respectively provided with a first threaded hole 111, the axes of the first threaded holes 111 are coincident, the two second locking pieces 5 are manual screws, and the threaded parts of the two second locking pieces 5 respectively penetrate through the through holes 313 of the nose support 31 and the chin support 32 and then are matched with the corresponding first threaded holes 111, so that the nose support 31 and the chin support 32 rotate relative to the two fixed blocks 11, and the second locking pieces 5 are locked, and the nose support 31 and the chin support 32 can be fixed simultaneously.
On the basis of the above-mentioned embodiments, in other embodiments, still include couple 7 and third locking piece 6, couple 7 is L type, preferably, couple 7 short-end covers TRP flexible glue (not shown) towards long end simultaneously, backplate 1 still includes blind hole 14, blind hole 14 is total two, two blind hole 14 openings are in backplate 1 upper end, two blind hole 14 length direction are unanimous with two spout 12 length direction, two blind hole 14 relative backplate 1 central line symmetry sets up, two blind hole 14 intervals are greater than two spout 12 intervals, backplate 1 has second screw hole 15 near two blind hole 14 openings respectively, couple 7 long end inserts blind hole 14, make couple 7 relative backplate 1 flexible, third locking piece 6 is manual screw rod, locking third locking piece 6, with the relative position of fixed couple 7 and backplate 1. have couple 7 the utility model discloses can hang and use on photographic frame square board, couple 7 also can be the J type, but because the thickness of the square photographic frame square plate of X-ray photographic frame is thicker, and some X-ray photographic frame square plate is totally sheltered from the crane or other square frame square photographic frame square parts, it can more easily reduce the adhesion intensity of pressure to the effective hook of sticking more to the overhead side of sticking type to the couple, the overhead hook 357, it can reduce to be favorable to the overhead side of the overhead hook, the overhead side of sticking type photographic frame, the overhead pressure of sticking more effectively, the overhead pressure of sticking type.
On the basis of the above embodiments, in other embodiments, the two side straight rod portions 311 of the nose support 31 and the chin support 32 are both of telescopic rod structures, and the two side straight rod portions 311 of the chin support 32 are respectively of telescopic rod structures, so as to adapt to patients with different head sizes. Preferably, there is extension spring 3111 in the telescopic link, makes the telescopic link can contract automatically to make things convenient for nasal part support 31 and chin support 32 automatic laminating patient to correspond the position, extension spring outside patient's head during the use can not cause the influence to photographic imaging effect.
In all the above embodiments, it is preferable that the distance between the two fixed blocks is 20-25cm to ensure that the mouth support 3 can cross both sides of the face of the patient, and the distance between the position-limiting head cushion 22 and the back plate is 10-13cm, so that the contact position of the position-limiting head cushion and the top of the head of the patient is closer to the middle of the top of the head of the patient when in use, and a more stable position limitation is provided.
Preferably, the back plate 1 has a square hole 13 between the two fixed blocks 11, and the length and width of the square hole are 15-20cm, so as to avoid shielding the back plate 1 from X-rays.
Preferably, the back plate 1, the head support 2 and the mouth support 3 are made of hard plastic with negligible X-ray shielding effect to reduce the influence on the photographic imaging effect, and the hard plastic has enough strength to ensure the supporting effect.
Preferably, spacing headrest 22 is the arc pole, and its concave part props 3 towards the mouth to make spacing headrest 22 can more laminate the overhead portion, improve patient's comfort.
When the utility model is used for lying position photography, the utility model is flatly placed on a photography table, the upper end of the utility model corresponds to the front end of the photography table, a patient lies on the photography table, the head of the patient is padded on the back plate 1, the central position of the mouth of the patient is approximately aligned with the vertical back plate 1 of the middle position of the two fixed blocks 11, the back elevation angle of the head of the patient is adjusted, the sliding head support 2 enables the spacing head pad 22 to prop against the top of the head of the patient and then locks the first locking piece 4, the body of the patient lies still on the photography table when relaxing, the head top keeps propping against the spacing head pad 22, and the fixed back elevation angle of; the nasal support 31, the chin support 32 and the second locking pieces 5 are mounted on the two fixed blocks 11, the U-shaped bottom end of the nasal support 31 is clamped at the lower end of the nose of a patient and the junction of the lower end of the nose and the middle of the patient, the chin support 32 is clamped at the junction of the lips and the chin of the patient, the nasal support 31 and the chin support 32 are adjusted, the mouth of the patient is opened to the maximum, and the second locking pieces 5 are locked, so that the mouth of the patient can keep the maximum opening angle. Because the opening and closing direction of the mouth is perpendicular to the telescopic direction of the telescopic rods of the nose bracket 31 and the chin bracket 32, the opening and closing of the mouth can not loosen the nose bracket 31 and the chin bracket 32.
When the device is used for photographing in a standing position, the hook 7 is hung on the square plate of the photographing frame, the length of the hook 7 is adjusted, the height of the two fixed blocks 11 is consistent with the height of the mouth of a patient, the central position of the mouth of the patient is approximately aligned with the middle position of the two fixed blocks 11 and is vertical to the back plate 1, the head cushion of the patient leans against the back plate 1, the mouth is arranged between the two fixed blocks 11, the back elevation angle of the head of the patient is adjusted, the sliding head support 2 enables the limiting head cushion 22 to prop against the top of the head of the patient and then locks the first locking piece 4, the patient keeps standing still, the head keeps propping against the limiting head cushion 22, and the fixed back elevation angle of the; the nasal support 31, the chin support 32 and the second locking pieces 5 are mounted on the two fixed blocks 11, the U-shaped bottom end of the nasal support 31 is clamped at the lower end of the nose of a patient and the junction of the lower end of the nose and the middle of the patient, the chin support 32 is clamped at the junction of the lips and the chin of the patient, the nasal support 31 and the chin support 32 are adjusted, the mouth of the patient is opened to the maximum, and the second locking pieces 5 are locked, so that the mouth of the patient can keep the maximum opening angle.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.
Claims (9)
1. The utility model provides a fixing device of cervical vertebra opening position X radiography inspection which characterized in that: comprises a back plate, a head support and a mouth support; the back plate is provided with a sliding groove, the head support and the mouth support are of symmetrical structures, the central lines of the head support and the mouth support are parallel to each other on the same plane perpendicular to the back plate, the head support comprises a limiting rod, a first locking piece and a limiting head pad, the limiting head pad is symmetrically installed on the limiting rod, one end of the limiting rod is provided with a sliding block, the sliding block is matched with the sliding groove and slides in the sliding groove, the first locking piece is used for locking the movement of the sliding block in the sliding rail, and the limiting head pad is fixedly installed at one end, far away from the sliding block, of the limiting rod; the mouth props including nasal part support, chin support, two decides piece and two second locking pieces, the nasal part support is the U type, and its both ends rotate respectively and install two on the piece decides, the chin support is the U type, and its both ends rotate respectively and install two on the piece decides, two second locking pieces are used for locking simultaneously the nasal part support with the chin support is two relatively the rotation of piece decides, two decide piece fixed mounting be in on the backplate.
2. The apparatus as claimed in claim 1, wherein the fixing device for opening position of cervical vertebrae by X-ray photography is characterized in that: the distance between the two fixed blocks is 20-25 cm.
3. The apparatus as claimed in claim 1, wherein the fixing device for opening position of cervical vertebrae by X-ray photography is characterized in that: the distance between the limiting head cushion and the back plate is 10-13 cm.
4. The fixing device for the open position X-ray radiographic examination of the cervical vertebra as claimed in claim 1, further comprising a hook and a third locking member, wherein the hook is L-shaped, one surface of the short end of the hook facing the long end is covered with TRP soft rubber, the backboard further comprises a blind hole, the long end of the hook is inserted into the blind hole, so that the hook can extend and retract relative to the backboard, and the third locking member is used for fixing the relative position of the hook and the backboard.
5. The apparatus as claimed in claim 1, wherein the fixing device for opening position of cervical vertebrae by X-ray photography is characterized in that: the straight rod parts on the two sides of the nose support are respectively of telescopic rod structures.
6. The apparatus as claimed in claim 1, wherein the fixing device for opening position of cervical vertebrae by X-ray photography is characterized in that: the straight rod parts on the two sides of the chin support are respectively of telescopic rod structures.
7. The apparatus as claimed in claim 1, wherein the fixing device for opening position of cervical vertebrae by X-ray photography is characterized in that: the back plate is provided with a square hole at the position between the two fixed blocks.
8. The apparatus as claimed in claim 1, wherein the fixing device for opening position of cervical vertebrae by X-ray photography is characterized in that: the back plate, the head support and the mouth support are all made of plastic with negligible shielding effect on X-rays.
9. The apparatus as claimed in claim 1, wherein the fixing device for opening position of cervical vertebrae by X-ray photography is characterized in that: the limiting head cushion is an arc-shaped rod, and the concave part of the limiting head cushion faces the mouth support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922063032.7U CN211187319U (en) | 2019-11-25 | 2019-11-25 | Fixing device for cervical vertebra opening position X-ray photographic examination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922063032.7U CN211187319U (en) | 2019-11-25 | 2019-11-25 | Fixing device for cervical vertebra opening position X-ray photographic examination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211187319U true CN211187319U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922063032.7U Expired - Fee Related CN211187319U (en) | 2019-11-25 | 2019-11-25 | Fixing device for cervical vertebra opening position X-ray photographic examination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211187319U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116350258A (en) * | 2023-04-18 | 2023-06-30 | 宁波口腔医院集团有限公司 | Adjustable jaw support for CT scanning |
-
2019
- 2019-11-25 CN CN201922063032.7U patent/CN211187319U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116350258A (en) * | 2023-04-18 | 2023-06-30 | 宁波口腔医院集团有限公司 | Adjustable jaw support for CT scanning |
| CN116350258B (en) * | 2023-04-18 | 2024-01-23 | 宁波口腔医院集团有限公司 | Adjustable jaw support for CT scanning |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200807 Termination date: 20211125 |
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| CF01 | Termination of patent right due to non-payment of annual fee |