CN210811135U - Nuclear medicine shines shadow head fixing device - Google Patents
Nuclear medicine shines shadow head fixing device Download PDFInfo
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- CN210811135U CN210811135U CN201921488609.2U CN201921488609U CN210811135U CN 210811135 U CN210811135 U CN 210811135U CN 201921488609 U CN201921488609 U CN 201921488609U CN 210811135 U CN210811135 U CN 210811135U
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- push rod
- shell
- nuclear medicine
- rod
- rotating
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Abstract
The utility model discloses a nuclear medicine shines shadow head fixing device, including rectangular shell, fixed plate and rotating device, the top surface is provided with bar fretwork portion on the shell, the fixed plate includes splint portion and push rod portion, push rod portion sets up inside the shell, push rod portion below is provided with the slip stabilizer blade, splint portion runs through fretwork portion and sets up in shell upper portion, the inside carousel that is provided with of shell, the carousel middle part is provided with the dead lever, the dead lever respectively with the last roof and the lower plate swing joint of shell, push rod portion sets up in the carousel both sides, push rod portion is connected with the carousel meshing, be provided with first helical gear on the dead lever, rotating device is connected with first helical gear meshing. The device can effectively solve the problem that the size of the existing fixing device can not be adjusted according to the head size of a patient.
Description
Technical Field
The utility model belongs to the technical field of fixing device, concretely relates to nuclear medicine shines shadow head fixing device.
Background
Nuclear medicine is the first-level discipline of clinical medicine, which can be divided into nuclear medicine examination and nuclide therapy. The nuclear medicine examination relates to various systems of human body, and the main examination items are bone scanning, myocardial perfusion imaging, glomerular filtration rate measurement and the like. The nuclear medicine examination is from the injection of the medicine to the waiting before the injection until the examination, and the steps are relatively complicated. Meanwhile, the examination time is generally longer, namely several minutes in short time and more than one hour in long time, and most nuclear medicine examinations generally have the acquisition time of more than 15 minutes. Because the acquisition time is long, in the process of acquiring images, the body of a patient inevitably moves due to various reasons, motion artifacts are generated, the image quality is affected, the patient needs to be examined again at a selected period in serious cases, the image working efficiency is improved, and meanwhile, the radiation dose of the patient is increased.
When present patient carried out the head and shines the shadow, generally there was the fixing device who is used for fixed patient's head specially, but current fixing device structure is fixed, can not adjust the size according to the size of patient's head, leads to the result of use not good, to the less patient of head size, fixed effect is not good, to the great patient of head size, the head receives the extrusion force great, and the patient feels not good.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned not enough, the utility model provides a nuclear medicine shines shadow head fixing device, the device can effectively solve the problem that can not adjust the size according to patient's head size that current fixing device exists.
In order to achieve the above object, the present invention provides a technical solution for solving the technical problem:
the utility model provides a nuclear medicine photography head fixing device, including the cuboid shell, fixed plate and rotating device, the top surface is provided with bar fretwork portion on the shell, the fixed plate includes splint portion and push rod portion, push rod portion sets up inside the shell, push rod portion lower part is provided with the slip stabilizer blade, splint portion runs through fretwork portion and sets up in shell upper portion, the inside carousel that is provided with of shell, the carousel middle part is provided with the dead lever, the dead lever respectively with the last roof and the lower plate swing joint of shell, push rod portion sets up in the carousel both sides, push rod portion is connected with the carousel meshing, be provided with first helical gear on the dead lever, rotating device is connected with first helical gear meshing.
The beneficial effects produced by adopting the scheme are as follows: the cuboid shell is hollow, hollow parts for moving the fixing plates are arranged on the top surface of the cuboid shell, the fixing plates are provided with two groups, the clamping plate parts of the fixing plates are used for fixing the head of a patient, and the head of the patient is fixed through the two clamping plate parts; the fixed plate is under the support of slip stabilizer blade, can remove in the shell inside, the carousel is fixed connection with the dead lever, the both ends of dead lever pass through bearing swing joint with the last roof and the lower plate of shell respectively, the carousel can rotate for the shell, the push rod portion and the carousel meshing of fixed plate are connected, the carousel rotates, can drive push rod portion and remove, push rod portion drives and removes about splint portion, the realization reduces or increases the purpose of distance between two splint portions, make the device can adjust according to patient's head size, improve the travelling comfort and the fixed stability that the patient used. The lower extreme of dead lever is provided with first helical gear, and first helical gear is fixed connection or integrated into one piece with the dead lever, and first helical gear is connected for the meshing with rotating device, through rotating device, drives the dead lever and rotates, and then drives the carousel and rotate, finally, realizes the purpose of adjusting the distance between the splint portion.
Further, the slip stabilizer blade includes branch, branch one end and push rod portion fixed connection, and the other end is provided with the pulley, and the pulley is placed on the shell body.
The beneficial effects produced by adopting the scheme are as follows: the upper end and the push rod part of the supporting rod are fixedly connected, the other end of the supporting rod is connected with a pulley through a connecting piece, the pulley can slide on the inner bottom surface of the shell, and the sliding supporting legs are used for supporting the fixing plate, so that the stability of the fixing plate during moving is improved.
Furthermore, the push rod part is provided with two groups of sliding support legs which are respectively arranged at two ends of the push rod part.
The beneficial effects produced by adopting the scheme are as follows: two sets of sliding support legs are respectively arranged at two ends of the push rod part, so that the stability of the fixed plate during moving can be improved, and the using effect is further improved.
Furthermore, a first clamping tooth is arranged on the push rod part, and a second clamping tooth meshed with the first clamping tooth is arranged on the edge of the rotary table.
The beneficial effects produced by adopting the scheme are as follows: the push rod part is meshed with the rotary disc through the first clamping teeth and the second clamping teeth, the rotary disc rotates to drive the two groups of push rod parts to move outwards or inwards respectively, and the purpose of controlling the movement of the clamping plate part is achieved.
Furthermore, the rotating device comprises a rotating rod and a disk, the rotating rod is movably connected with the shell, a second bevel gear is arranged on the rotating rod and is meshed with the first bevel gear, the free end of the rotating rod penetrates through the shell, and the disk is fixedly connected with the free end of the rotating rod.
The beneficial effects produced by adopting the scheme are as follows: the both ends of bull stick pass through bearing swing joint with the shell respectively, and second helical gear is fixed connection with the bull stick, and the free end of bull stick is provided with the disc, and during the use, the operator drives the bull stick through rotating the disc and rotates, and the second helical gear on the bull stick is connected with the meshing of the first helical gear on the dead lever, drives the dead lever and rotates, and then realizes driving the purpose that the splint portion removed.
Furthermore, the edge of the disc is provided with a first jack, the shell is provided with a plurality of second jacks, the second jacks are annular, and detachable insertion rods are arranged in the first jacks and the second jacks.
The beneficial effects produced by adopting the scheme are as follows: when two splint portions press from both sides tight back with patient's head, in order to improve the stability of splint portion, avoid it to take place to remove, through inserting the inserted bar in first jack and the second jack, fix the disc, finally realize carrying out the fixed purpose with the fixed plate, improve patient's fixed effect.
Further, splint portion is provided with the cushion layer, and the cushion layer can be dismantled with splint portion and be connected.
The beneficial effects produced by adopting the scheme are as follows: when the splint portion clamps the head of a patient, the cushion layer is directly contacted with the head of the patient, so that the comfort of the patient is improved.
Further, a soft pillow is arranged at the upper part of the shell.
The beneficial effects produced by adopting the scheme are as follows: be provided with soft pillow, travelling comfort when can improving the patient and using, soft pillow middle part is provided with the pit, makes things convenient for the patient to place the head, and the width of soft pillow is less than the average width of patient's head, makes things convenient for the fixed plate to fix the head.
To sum up, the utility model has the advantages of it is following:
be provided with the carousel in this fixing device, fixed plate and rotating device, rotating device drives the carousel through first helical gear and second helical gear and rotates, and the carousel is connected with the fixed plate meshing, drives the fixed plate and removes, fixes patient's head through the fixed plate, and the device can be according to the distance between patient's the head size arbitrary adjustment fixed plate, under the prerequisite of the fixed effect of assurance patient head, can improve patient's travelling comfort.
Drawings
FIG. 1 is a schematic top view of the apparatus;
FIG. 2 is a front sectional structural view of the device;
FIG. 3 is a left side sectional view of the device;
FIG. 4 is a left side view of the housing;
FIG. 5 is a schematic structural diagram of a fixing plate;
FIG. 6 is a schematic view of the structure of A-A;
FIG. 7 is a schematic view of the structure of B-B;
FIG. 8 is a schematic structural view of the sliding foot;
FIG. 9 is a schematic structural view of a disk;
wherein, 1, a shell; 2. a fixing plate; 3. a hollow-out section; 4. a nip portion; 5. a push rod part; 6. a sliding leg; 7. a turntable; 8. fixing the rod; 9. a first helical gear; 10. a strut; 11. a pulley; 12. a first latch; 13. a second latch; 14. a rotating rod; 15. a disc; 16. a second helical gear; 17; a first jack; 18. a second jack; 19. inserting a rod; 20. a soft cushion layer; 21. a soft pillow; 22. and a bearing.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
The utility model discloses an embodiment, as shown in fig. 1-9, provides a nuclear medicine photography head fixing device, including cuboid shell 1, fixed plate 2 and rotating device, the top surface is provided with bar fretwork portion 3 on the shell 1, and fixed plate 2 includes splint portion 4 and push rod portion 5, and push rod portion 5 sets up inside shell 1, and push rod portion 5 lower part is provided with slip stabilizer blade 6, and optimally, slip stabilizer blade 6 includes branch 10, and branch 10 one end and push rod portion 5 fixed connection, the other end are provided with pulley 11, and pulley 11 places on shell 1. Preferably, the push rod portion 5 is provided with two sets of sliding support legs 6, and the sliding support legs 6 are respectively disposed at two ends of the push rod portion 5.
The splint portion 4 is arranged on the upper portion of the shell 1 through the hollow portion 3, and optimally, the splint portion 4 is provided with a cushion layer 20, and the cushion layer 20 is detachably connected with the splint portion 4. Optimally, the upper part of the shell 1 is provided with a soft pillow 21. The inside carousel 7 that is provided with of shell 1, carousel 7 middle part is provided with dead lever 8, and dead lever 8 passes through bearing swing joint with the last roof and the lower plate of shell 1 respectively, and push rod portion 5 sets up in carousel 7 both sides, and push rod portion 5 is connected with carousel 7 meshing, optimally, is provided with first latch 12 in the push rod portion 5, and 7 edges of carousel are provided with the second latch 13 with first latch 12 meshing.
The fixed rod 8 is provided with a first bevel gear 9, and the rotating device is meshed with the first bevel gear 9. Preferably, the rotating device comprises a rotating rod 14 and a disk 15, the rotating rod 14 is movably connected with the housing 1 through a bearing, a second bevel gear 16 is arranged on the rotating rod 14, the second bevel gear 16 is meshed with the first bevel gear 9, the free end of the rotating rod 14 penetrates through the housing 1, and the disk 15 is fixedly connected with the free end of the rotating rod 14. Preferably, the edge of the disc 15 is provided with a plurality of first jacks 17, the housing 1 is provided with a plurality of second jacks 18 corresponding to the first jacks 17, and the first jacks 17 and the second jacks 18 are internally provided with detachable inserted rods 19.
The use process of the device is as follows: the disc 15 is rotated, so that the clamping plate parts 4 move towards the two sides of the shell 1, the distance between the two clamping plate parts 4 is increased, the head of a patient is placed on the soft pillow 21 in the middle of the shell 1, then, an operator rotates the rotary table 7, so that the clamping plate parts 4 move towards the middle until the clamping plate parts 4 are tightly attached to the head of the patient and can fix the head of the patient, then the insertion rods 19 are inserted into the first insertion holes 17 and the second insertion holes 18 corresponding to the first insertion holes 17, the disc 15 is fixed, at the moment, the head of the patient is fixed between the clamping plate parts 4, and even if long-time image irradiation is carried out, the offset cannot occur.
While the present invention has been described in detail and with reference to the accompanying drawings, it is not to be considered as limited to the scope of the invention. Various modifications and changes may be made by those skilled in the art without inventive step within the scope of the appended claims.
Claims (8)
1. The nuclear medicine photography head fixing device is characterized by comprising a cuboid shell (1), a fixing plate (2) and a rotating device, wherein a strip-shaped hollow part (3) is arranged on the top surface of the shell (1), the fixing plate (2) comprises a clamping plate part (4) and a push rod part (5), the push rod part (5) is arranged inside the shell (1), a sliding support leg (6) is arranged on the lower part of the push rod part (5), the clamping plate part (4) penetrates through the hollow part (3) and is arranged on the upper part of the shell (1), a turntable (7) is arranged inside the shell (1), a fixing rod (8) is arranged in the middle of the turntable (7), the lower bottom of the fixing rod (8) is movably connected with an upper top plate and a plate of the shell (1) respectively, the push rod part (5) is arranged on two sides of the turntable (7), and the push rod part (5) is meshed with the turntable (7), and a first bevel gear (9) is arranged on the fixed rod (8), and the rotating device is in meshed connection with the first bevel gear (9).
2. Nuclear medicine camera head fixation device according to claim 1, wherein the sliding legs (6) comprise a rod (10), one end of the rod (10) being fixedly connected to the push rod portion (5) and the other end being provided with a pulley (11), the pulley (11) being placed on the housing (1).
3. The head fixing device for nuclear medicine photography according to claim 1, characterized in that the push rod part (5) is provided with two sets of the sliding legs (6), and the sliding legs (6) are respectively provided at both ends of the push rod part (5).
4. Nuclear medicine camera head fixation device according to claim 1, characterized in that the push rod part (5) is provided with a first latch (12) and the edge of the turntable (7) is provided with a second latch (13) engaging with the first latch (12).
5. The nuclear medicine photography head fixing device according to claim 1, wherein the rotating device comprises a rotating rod (14) and a disc (15), the rotating rod (14) is movably connected with the housing (1), a second bevel gear (16) is arranged on the rotating rod (14), the second bevel gear (16) is meshed with the first bevel gear (9), the free end of the rotating rod (14) penetrates through the housing (1), and the disc (15) is fixedly connected with the free end of the rotating rod (14).
6. Nuclear medicine camera head fixture according to claim 5, characterized in that the disc (15) is provided with a first socket (17) at its edge, the housing (1) is provided with a plurality of second sockets (18), the second sockets (18) are arranged in a circle, and a detachable plug rod (19) is provided in the first socket (17) and the second socket (18).
7. Nuclear medicine camera head fixation device according to claim 1, characterized in that the splint portion (4) is provided with a cushion layer (20), the cushion layer (20) being detachably connected to the splint portion (4).
8. Nuclear medicine camera head fixation device according to claim 1, characterized in that a soft pillow (21) is arranged on the upper part of the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921488609.2U CN210811135U (en) | 2019-09-06 | 2019-09-06 | Nuclear medicine shines shadow head fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921488609.2U CN210811135U (en) | 2019-09-06 | 2019-09-06 | Nuclear medicine shines shadow head fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210811135U true CN210811135U (en) | 2020-06-23 |
Family
ID=71267012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921488609.2U Active CN210811135U (en) | 2019-09-06 | 2019-09-06 | Nuclear medicine shines shadow head fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210811135U (en) |
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2019
- 2019-09-06 CN CN201921488609.2U patent/CN210811135U/en active Active
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