CN114343698A - Patient head fixing device for scanning examination of nuclear medicine department - Google Patents
Patient head fixing device for scanning examination of nuclear medicine department Download PDFInfo
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- CN114343698A CN114343698A CN202210014726.5A CN202210014726A CN114343698A CN 114343698 A CN114343698 A CN 114343698A CN 202210014726 A CN202210014726 A CN 202210014726A CN 114343698 A CN114343698 A CN 114343698A
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Abstract
The invention discloses a patient head fixing device for nuclear medicine scanning examination, relates to the technical field of medical instruments, and particularly relates to a patient head fixing device for nuclear medicine scanning examination. This patient's head fixing device is used in nuclear medicine branch of academic or vocational study scanning inspection, through head fixing device body, adjusting device, cooperation between No. two motors and the synchronizer, utilize the circumference of the gear among the adjusting device to rotate, the synchronous pivoted effect of arc piece has been realized, the effect of the angle modulation of head fixing device body has been reached, the problem of artifical regulation head fixing device body has been solved effectively, the mode that adopts mechanical adjustment has replaced artificial mode, medical personnel's work load has been alleviateed, the step of many times regulation when having saved the scanning, the progress of sweeping has been accelerated, the efficiency of head scanning has been improved.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a patient head fixing device for scanning examination in nuclear medicine science.
Background
Nuclear medicine is a new subject for diagnosing, treating and researching diseases by adopting nuclear technology, is also called atomic medicine, and refers to the application of radioactive isotope, ray beam generated by accelerator and nuclear radiation generated by radioactive isotope in medicine, and experimental nuclear medicine utilizes nuclear technology to explore the nature and material change rule of life phenomenon, and has been widely applied to basic theory research of medicine, clinical nuclear medicine is a clinical medicine subject for diagnosing and treating diseases by utilizing open type radionuclide, and consists of two parts of diagnosis and treatment, the diagnostic nuclear medicine comprises an in-vivo diagnosis method taking visceral organ imaging and function measurement as main contents and an in-vitro diagnosis method taking in-vitro radiation analysis as main contents, the therapeutic nuclear medicine utilizes nuclear rays emitted by radionuclide to carry out highly concentrated irradiation treatment on pathological changes, and a head fixing device is required in the scanning examination of the nuclear medicine subject, the head holder consists of two plastic coated solid foam supports, an adhesive backing and two head securing straps.
However, when the existing head fixing device for scanning examination is used, grease secreted by the face of a patient and saliva flowing out of the mouth of the patient are attached to the inner wall of the head fixing device, bacteria existing in the saliva exist in the head fixing device, and when the head fixing device is not sterilized in place, mutual infection of different patient parts is easy to occur, even allergy of the face of the patient is easy to cause, and discomfort of the patient is increased; in addition, the neck supporting pad used by the head fixing device adopts flexible fillers such as sponge, and when the neck supporting pad is used for a long time, the sponge continuously exerts pressure under the action of gravity, so that the softness of the sponge is easily reduced, and a gap exists between the neck of a patient and a neck supporting point, thereby reducing the action and the utilization rate of the neck supporting pad; simultaneously, need the patient to scan the change of angle according to medical personnel's instruction when the patient carries out the head scanning, patient's self rotation can cause the inaccuracy of scanning the position, brings the interference for medical personnel to the definite diagnosis of sick department, and the rotation of many times head angle still can prolong the time of scanning, has reduced medical personnel's work efficiency.
Disclosure of Invention
The invention provides a patient head fixing device for scanning examination in nuclear medicine, which solves the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a nuclear medicine branch of academic or vocational study scanning examination is with patient's head fixing device, includes head fixing device body, the equal movable mounting in the left and right sides of head fixing device body up end has splint, one side of splint is provided with the magic subsides, one side that splint were kept away from to the magic subsides is connected with the gasket, the lower terminal surface of splint is installed and is located the inside mobile device of head fixing device body, the equal fixedly connected with branch in both ends around the head fixing device body left and right sides, the electric putter is installed to the one end that head fixing device body was kept away from to branch, the lower extreme fixedly connected with forehead fixed plate of electric putter.
Optionally, a supporting block is fixedly mounted on the front side of the head fixing device body, a lifting block is movably sleeved inside the supporting block, the upper end face of the lifting block is fixedly connected with a convex block located outside the supporting block, a neck supporting pad is sleeved on the outer wall of the convex block, positioning devices are mounted on the inner walls of the left side and the right side of the convex block, adjusting devices are connected to the left side and the right side of the lower end face of the head fixing device body respectively, a base located below the head fixing device body is mounted on the outer wall of each adjusting device, sliders are fixedly mounted on the left side and the right side of the lifting block, two springs are connected to the left side and the right side of the lower end face of the lifting block, and one ends, away from the lifting block, of the two springs are fixedly connected with the inner walls of the supporting block.
Optionally, the moving device comprises a threaded rod movably sleeved on the inner wall of the head fixing device body, a moving block is sleeved on the outer wall of the threaded rod in a threaded manner, the upper end face of the moving block is fixedly connected with the lower end of the clamping plate, and limiting blocks are fixedly mounted on the front side and the rear side of the moving block.
Optionally, the one end fixedly connected with of threaded rod is located the outside motor of head fixing device body, and is provided with the reduction gear No. one on the output shaft of motor No. one, the lower terminal surface fixed mounting of motor has the base No. one, and one side of base and the one end fixed connection of head fixing device body No. one.
Optionally, the positioning device comprises a spring fixedly connected with the inner wall of the bump, a positioning block is installed at one end, away from the bump, of the spring, and the outer wall of the positioning block is connected with the inner wall of the neck supporting pad in a clamping mode.
Optionally, adjusting device including with the lower terminal surface fixed connection's of head fixing device body arc piece, one side swing joint that head fixing device body was kept away from to the arc piece has the gear, and the outer wall of gear and the inner wall insection meshing of arc piece, the dwang has been cup jointed to the inner wall of gear is fixed.
Optionally, synchronizer is installed to the rear end of dwang, synchronizer keeps away from the one end of dwang and installs the pivot, the back connection of pivot has No. two motors, and is provided with the reduction gear No. two on the output shaft of No. two motors, No. two bases of lower terminal surface fixedly connected with of No. two motors, and the back fixed connection of the front of No. two bases and base.
Optionally, the left and right sides fixed mounting of base has the connecting rod, the movable block has been cup jointed in the outer wall activity of connecting rod, the up end fixedly connected with L shape pole of movable block, and one end that the movable block was kept away from to L shape pole and one side fixed connection of head fixing device body.
The invention has the following beneficial effects:
1. this patient's head fixing device is used in nuclear medicine branch of academic or vocational study scanning inspection, through head fixing device body, adjusting device, cooperation between No. two motors and the synchronizer, utilize the circumference of the gear among the adjusting device to rotate, the synchronous pivoted effect of arc piece has been realized, the effect of the angle modulation of head fixing device body has been reached, the problem of artifical regulation head fixing device body has been solved effectively, the mode that adopts mechanical adjustment has replaced artificial mode, medical personnel's work load has been alleviateed, the step of many times regulation when having saved the scanning, the progress of sweeping has been accelerated, the efficiency of head scanning has been improved.
2. This patient's head fixing device is used in nuclear medicine branch of academic or vocational study scanning inspection, through head fixing device body, splint, the cooperation between magic subsides and the gasket, utilize the connection that the magic was pasted, the separation of gasket and splint and the effect of being connected have been realized, the change effect of gasket has been reached, the problem of the mutual infection between the patient has been solved effectively, adopt the mode that the gasket was in time changed, the infection of patient causing facial allergy and bacterium after using the head fixing device body has been avoided, the cleanliness factor of head fixing device body has been improved, the risk that the patient suffered from other diseases after using the head fixing device body has been reduced.
3. This patient's head fixing device is used in nuclear medicine branch of academic or vocational study scanning inspection, through the head fixing device body, the neck supporting pad, cooperation between No. two springs and the positioner, utilize the compression of a spring among the positioner, the separating action of locating piece and lug has been realized, the dismantlement effect of neck supporting pad has been reached, and simultaneously, utilize the resilience of a spring, the installation effectiveness of neck supporting pad has been reached, the change problem of neck supporting pad has been solved effectively, adopt the periodic change mode to the neck supporting pad, the reduction of inside foam-rubber cushion resilience force of neck supporting pad when long-time has been avoided, make the neck supporting pad can play the effect that supports patient's neck all the time, thereby improve the utilization ratio of supporting pad neck.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of an adjustment mechanism in the configuration of the present invention;
FIG. 3 is a side view of motor number two in the configuration of the present invention;
FIG. 4 is a side view of a mobile device in the configuration of the present invention;
FIG. 5 is an enlarged view of FIG. 2 at A in the configuration of the present invention;
FIG. 6 is a front view of spring two in the configuration of the present invention.
In the figure: 1. a head fixing device body; 2. a splint; 3. magic tape; 4. a gasket; 5. a mobile device; 51. a threaded rod; 52. a moving block; 53. a limiting block; 6. a strut; 7. an electric push rod; 8. a forehead fixation plate; 9. a support block; 10. a lifting block; 11. a bump; 12. a neck support pad; 13. a positioning device; 131. a first spring; 132. positioning blocks; 14. an adjustment device; 141. an arc-shaped block; 142. a gear; 143. rotating the rod; 15. a base; 16. a first motor; 17. a first base; 18. a synchronization device; 19. a rotating shaft; 20. a second motor; 21. a second base; 22. a connecting rod; 23. a movable block; 24. an L-shaped rod; 25. a slider; 26. and a second spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and fig. 6, the present invention provides a technical solution: a patient head fixing device for nuclear medicine scanning examination comprises a head fixing device body 1, clamp plates 2 are movably mounted on the left side and the right side of the upper end face of the head fixing device body 1, magic tapes 3 are arranged on one sides of the clamp plates 2, the magic tapes 3 are mounted to play a role in connecting and separating the clamp plates 2 and gaskets 4, one sides of the magic tapes 3, which are far away from the clamp plates 2, are connected with the gaskets 4, mutual infection among patients is avoided due to replacement of the gaskets 4, risks of allergy and bacterial infection of the patients after the head fixing device body 1 is used are reduced, a moving device 5 located inside the head fixing device body 1 is mounted on the lower end face of the clamp plates 2, power is provided for movement of the clamp plates 2 due to movement of the moving device 5, supporting rods 6 are fixedly connected to the front end and the rear end of the left side and the right side of the head fixing device body 1, and an electric push rod 7 is mounted at one end, which is far away from the head fixing device body 1, of the supporting rods 6, the electric push rod 7 is installed to provide power for movement of the forehead fixing plate 8, the lower end of the electric push rod 7 is fixedly connected with the forehead fixing plate 8, the forehead fixing plate 8 is fixed to the forehead of a patient through movement, and stability of the head of the patient during rotation is strengthened.
Referring to fig. 5 and 6, a supporting block 9 is fixedly mounted on the front surface of the head fixing device body 1, a lifting block 10 is movably sleeved inside the supporting block 9, a bump 11 located outside the supporting block 9 is fixedly connected to the upper end surface of the lifting block 10, a neck supporting pad 12 is sleeved on the outer wall of the bump 11, positioning devices 13 are mounted on the inner walls of the left side and the right side of the bump 11, the positioning devices 13 are mounted to connect the neck supporting pad 12 and the bump 11, each positioning device 13 comprises a first spring 131 fixedly connected to the inner wall of the bump 11, compression and rebound of the first spring 131 provide power for movement and return of a positioning block 132, a positioning block 132 is mounted at one end of the first spring 131 far away from the bump 11, the outer wall of the positioning block 132 is clamped to the inner wall of the neck supporting pad 12, and the positioning block 132 is separated from the bump 11, so as to achieve the effect of detaching the neck supporting pad 12, and the positioning block 132 is connected with the bump 11, so that the installation effect of the neck support pad 12 is realized, the disassembly and assembly steps of the neck support pad 12 are simplified, the discomfort of using the neck support pad 12 by a patient due to the reduction of the elasticity of sponge is avoided, the left side and the right side of the lower end surface of the head fixing device body 1 are both connected with the adjusting device 14, the outer wall of the adjusting device 14 is provided with the base 15 positioned below the head fixing device body 1, the left side and the right side of the base 15 are fixedly provided with the connecting rod 22, the outer wall of the connecting rod 22 is movably sleeved with the movable block 23, the movement of the movable block 23 on the outer wall of the connecting rod 22 reinforces the stability of the head fixing device body 1 during the angle change, the upper end surface of the movable block 23 is fixedly connected with the L-shaped rod 24, one end of the L-shaped rod 24 far away from the movable block 23 is fixedly connected with one side of the head fixing device body 1, and the left side and the right side of the lifting block 10 are fixedly provided with the sliders 25, the left and right sides of the lower end face of the lifting block 10 are connected with a second spring 26, one end, far away from the lifting block 10, of the second spring 26 is fixedly connected with the inner wall of the supporting block 9, and compression and rebound of the second spring 26 provide power for movement of the neck supporting pad 12.
Referring to fig. 4 and 6, the moving device 5 includes a threaded rod 51 movably sleeved on the inner wall of the head fixing device body 1, the circumferential rotation of the threaded rod 51 provides power for the horizontal movement of the moving block 52, the outer wall of the threaded rod 51 is threadedly sleeved with the moving block 52, the upper end surface of the moving block 52 is fixedly connected with the lower end of the clamping plate 2, the front side and the rear side of the moving block 52 are fixedly provided with limit blocks 53, the motion trail of the moving block 52 is limited by the limit blocks 53, one end of the threaded rod 51 is fixedly connected with a first motor 16 positioned outside the head fixing device body 1, and the output shaft of the first motor 16 is provided with a first speed reducer, the setting of the first speed reducer is used for adjusting the rotating speed of the output shaft of the first motor 16, the lower end face of the first motor 16 is fixedly provided with a first base 17, and one side of the first base 17 is fixedly connected with one end of the head fixing device body 1.
Referring to fig. 3 and 2, the adjusting device 14 includes an arc block 141 fixedly connected to the lower end surface of the head fixing device body 1, one side of the arc block 141 away from the head fixing device body 1 is movably connected with a gear 142, and an outer wall of the gear 142 is meshed with insections of an inner wall of the arc block 141, the insections are meshed in a connection manner to realize that the gear 142 rotates circumferentially and simultaneously drives the arc block 141 to rotate synchronously, so as to achieve an angle adjusting effect of the head fixing device body 1, save a manual adjusting manner, reduce workload of medical personnel, and improve working efficiency of head scanning, a rotating rod 143 is fixedly sleeved on an inner wall of the gear 142, a synchronizing device 18 is installed at the rear end of the rotating rod 143, a rotating shaft 19 is installed at one end of the synchronizing device 18 away from the rotating rod 143, a second motor 20 is connected to the back of the rotating shaft 19, and a second speed reducer is installed on an output shaft of the second motor 20, the setting of No. two reduction gears plays the regulation to the rotational speed of No. two motor 20's output shaft, No. two motor 20's lower terminal surface fixedly connected with No. two bases 21, and No. two base 21's front and the back fixed connection of base 15, No. two base 21's installation provides support and platform for No. two motor 20's installation.
To sum up, this nuclear medicine branch of academic or vocational study is patient's head fixing device for scanning inspection, during the use, at first, the patient lies flat, place the neck at the up end of neck supporting pad 12, neck supporting pad 12 receives the effect of gravity to move down, the motion of neck supporting pad 12 compresses No. two springs 26 at this moment, place the head in the middle part of head fixing device body 1 again, then, turn on No. one motor 16, the rotational speed of the output shaft of No. one motor 16 is adjusted through a reduction gear after No. one motor 16 opens, drive the rotation of threaded rod 51 after No. one motor 16 opens, threaded rod 51 circular rotation receives the restriction of stopper 53 simultaneously, make movable block 52 do the motion of horizontal direction at the outer wall of threaded rod 51, the motion of movable block 52 drives splint 2 to the motion of patient's head direction, when one side of gasket 4 hugs at the patient's face closely, can close No. one motor 16, then the power supply of the electric push rod 7 is turned on, after the power supply of the electric push rod 7 is turned on, the extension rod inside the electric push rod 7 drives the forehead fixing plate 8 to move towards the head of the patient, until the lower end surface of the forehead fixing plate 8 is tightly attached to the forehead of the patient, the power supply of the electric push rod 7 can be turned off, when different angles are required to be scanned, the second motor 20 is turned on, the second motor 20 adjusts the rotating speed on the output shaft of the second motor 20 through the second speed reducer, the second motor 20 drives the rotating shaft 19 to rotate after being turned on, the rotating shaft 19 drives the synchronous device 18 to synchronously rotate, the synchronous device 18 drives the rotating shaft 143 to circumferentially rotate while rotating, the rotating shaft 143 drives the gear 142 to rotate in the same direction, the gear 142 drives the arc-shaped block 141 to rotate while rotating, at the moment, the angle adjusting effect of the head fixing device body 1 occurs, and finally, after the patient has examined, tear 3 departments with gasket 4 follow magic subsides, more renew gasket 4, avoid the bacterial infection between the patient, change neck supporting pad 12 of unscheduled again, avoid neck supporting pad 12 sponge to lose the effect that elasticity reduces the support, press down the inside motion of locating piece 132 to lug 11, when locating piece 132 and neck supporting pad 12 separate, a spring 131 is in the state of compression this moment, can detach neck supporting pad 12 from the outside of lug 11, utilize the resilience of a spring 131 behind the more renew neck supporting pad 12, pop out locating piece 132 from the inside of neck supporting pad 12, neck supporting pad 12 is in fixed state with being connected of lug 11 this moment.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a nuclear medicine branch of academic or vocational study is patient's head fixing device for scanning inspection, includes head fixing device body (1), its characterized in that: the utility model discloses a novel electric hair clipper, including head fixing device body (1), splint (2), magic subsides (3) are provided with to one side of splint (2), one side that splint (2) were kept away from in magic subsides (3) is connected with gasket (4), the lower terminal surface of splint (2) is installed and is located inside mobile device (5) of head fixing device body (1), the equal fixedly connected with branch (6) in both ends around head fixing device body (1) the left and right sides, the one end that head fixing device body (1) was kept away from in branch (6) is installed electric putter (7), the lower extreme fixedly connected with forehead fixed plate (8) of electric putter (7).
2. The device of claim 1, wherein the device comprises: a supporting block (9) is fixedly arranged on the front surface of the head fixing device body (1), a lifting block (10) is movably sleeved in the supporting block (9), the upper end surface of the lifting block (10) is fixedly connected with a convex block (11) positioned outside the supporting block (9), the outer wall of the convex block (11) is sleeved with a neck supporting pad (12), the inner walls of the left side and the right side of the convex block (11) are respectively provided with a positioning device (13), the left side and the right side of the lower end surface of the head fixing device body (1) are both connected with an adjusting device (14), the outer wall of the adjusting device (14) is provided with a base (15) positioned below the head fixing device body (1), the left side and the right side of the lifting block (10) are fixedly provided with sliding blocks (25), the left side and the right side of the lower end surface of the lifting block (10) are connected with a second spring (26), and one end of the second spring (26) far away from the lifting block (10) is fixedly connected with the inner wall of the supporting block (9).
3. The device of claim 1, wherein the device comprises: the moving device (5) comprises a threaded rod (51) movably sleeved with the inner wall of the head fixing device body (1), a moving block (52) is sleeved on the outer wall of the threaded rod (51) in a threaded mode, the upper end face of the moving block (52) is fixedly connected with the lower end of the clamping plate (2), and limiting blocks (53) are fixedly installed on the front side and the rear side of the moving block (52).
4. The device of claim 3, wherein the device comprises: one end fixedly connected with of threaded rod (51) is located outside motor (16) of head fixing device body (1), and is provided with the reduction gear No. one on the output shaft of motor (16), the lower terminal surface fixed mounting of motor (16) has base (17) No. one, and one side of base (17) and the one end fixed connection of head fixing device body (1).
5. The device of claim 2, wherein the device comprises: positioner (13) including with inner wall fixed connection's of lug (11) spring (131), locating piece (132) are installed to the one end that lug (11) were kept away from in spring (131), and the outer wall of locating piece (132) and the inner wall joint of neck supporting pad (12).
6. The device of claim 2, wherein the device comprises: adjusting device (14) including with lower terminal surface fixed connection's of head fixing device body (1) arc piece (141), one side swing joint that head fixing device body (1) was kept away from in arc piece (141) has gear (142), and the outer wall of gear (142) and the inner wall insection meshing of arc piece (141), dwang (143) have been cup jointed to the inner wall fixation of gear (142).
7. The device of claim 6, wherein the device comprises: synchronizer (18) are installed to the rear end of dwang (143), synchronizer (18) are kept away from the one end of dwang (143) and are installed pivot (19), the back connection of pivot (19) has No. two motor (20), and is provided with the reduction gear No. two on the output shaft of No. two motor (20), No. two base (21) of lower terminal surface fixedly connected with of No. two motor (20), and the back fixed connection of the front of No. two base (21) and base (15).
8. The device of claim 2, wherein the device comprises: the left and right sides fixed mounting of base (15) has connecting rod (22), movable block (23) have been cup jointed in the outer wall activity of connecting rod (22), the up end fixedly connected with L shape pole (24) of movable block (23), and one side fixed connection of the one end of keeping away from movable block (23) and head fixing device body (1) is kept away from to L shape pole (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210014726.5A CN114343698B (en) | 2022-01-07 | 2022-01-07 | Patient head fixing device for scanning and checking in nuclear medicine department |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210014726.5A CN114343698B (en) | 2022-01-07 | 2022-01-07 | Patient head fixing device for scanning and checking in nuclear medicine department |
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| CN114343698A true CN114343698A (en) | 2022-04-15 |
| CN114343698B CN114343698B (en) | 2024-08-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115192342A (en) * | 2022-09-14 | 2022-10-18 | 吉林大学 | Head fixing device based on surgical nursing is used |
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