CN114587336A - Head fixing device with auxiliary positioning mechanism for magnetic resonance clinical patient - Google Patents
Head fixing device with auxiliary positioning mechanism for magnetic resonance clinical patient Download PDFInfo
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- CN114587336A CN114587336A CN202210421612.2A CN202210421612A CN114587336A CN 114587336 A CN114587336 A CN 114587336A CN 202210421612 A CN202210421612 A CN 202210421612A CN 114587336 A CN114587336 A CN 114587336A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/70—Means for positioning the patient in relation to the detecting, measuring or recording means
- A61B5/702—Posture restraints
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/70—Means for positioning the patient in relation to the detecting, measuring or recording means
- A61B5/704—Tables
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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Abstract
The invention discloses a head fixing device with an auxiliary positioning mechanism for a magnetic resonance clinical patient, which comprises a bed body, wherein the lower end of the bed body is provided with a bed body base, and the right upper end of the bed body is provided with a fixing plate; further comprising: and the movable sliding block is arranged at the lower end of the first movable plate and is in sliding connection with the bed body through a groove formed in the bed body. This clinical patient of magnetic resonance has the head fixing device of assistance-localization real-time mechanism, drive first movable plate through adjusting screw and remove, it is fixed to make the head top of the patient who aerifys gasbag laminate, rotation through rotating the pivot, it removes with the second movable plate to drive to accept the slider, it is fixed to laminate the both ends of patient's head, at the in-process that the patient couches, can realize supporting the shock attenuation to the slurcam under the effect that promotes the spring and drive the slider, when avoiding the patient to coupe down, take place great collision between patient's head and the bed body.
Description
Technical Field
The invention relates to the technical field of magnetic resonance detection, in particular to a head fixing device with an auxiliary positioning mechanism for a magnetic resonance clinical patient.
Background
With the continuous development of medical level, more and more medical equipment enters our life, wherein magnetic resonance is very common medical equipment, the magnetic resonance is a spinning magnetic resonance phenomenon, detection of a patient can be realized through detection imaging, namely, whether abnormality and lesion exist in the body of the patient can be directly checked through different imaging, and therefore the purpose of rapid and accurate detection is achieved.
The publication numbers are: CN213129987U clinical treatment assistor for neurology patients, comprising a bottom plate, wherein the bottom plate is provided with a base, the upper end of the base is rotatably provided with an arc plate, the edges of the two ends of the arc plate are vertically fixed with side plates, the two side plates are arranged in parallel, and the two side plates are provided with locking screw rods in a penetrating way, the locking screw rods are perpendicular to the side plates and are in threaded fit with the side plates, one end of the locking screw rod, which is positioned in the arc plate, is rotatably provided with a fixed block, the outer end of the locking screw rod is provided with a rotating button, the arc plate is internally provided with a supporting block, the top end of the supporting block is provided with a supporting pad, the bottom end of the base is provided with an arc groove, the arc groove is matched with the arc plate, the arc plate is slidably arranged in the arc groove, the bottom end of the arc plate is provided with a rack, and a gear is arranged below the arc plate, gear revolve installs in the base, and gear and rack toothing to the gear drives this device through outside servo motor and fixes patient's head in the arc through rotating both sides knob, reduces rocking of patient's head, and through opening servo motor, can drive the arc and adjust, makes patient's head turn to simultaneously, thereby be convenient for better treat the patient, increased the practicality.
However, there are problems in performing magnetic resonance in patients of a smaller age, such as:
1. when a child lies on the magnetic resonance bed body, the head of the child cannot be fixed, and the head of the child is easy to move left and right due to the age of the patient, so that the detection effect is very easy to influence in the subsequent magnetic resonance detection process, and therefore the family members of the patient are required to accompany, and rays generated in the magnetic resonance detection process have certain damage to the human body, so that unnecessary troubles are generated;
2. common magnetic resonance bed body lacks the pillow to at the in-process that carries out the magnetic resonance to the patient and detecting, the patient easily takes place great collision between the in-process head that lies down and the magnetic resonance bed body, thereby easily causes the injury to patient's head, and in long-time testing process, because of patient's head and the laminating of the bed body of hard, thereby cause great uncomfortable sense for the patient.
In order to solve the problems, innovative design is urgently needed on the basis of the original head fixing device of the magnetic resonance clinical patient.
Disclosure of Invention
The invention aims to provide a head fixing device with an auxiliary positioning mechanism for a magnetic resonance clinical patient, which aims to solve the problems that the head of the child cannot be fixed in the background technology, the head of the child is easy to move, the detection effect is easy to influence, and the head of the patient is easy to collide with a magnetic resonance bed body greatly in the lying process.
In order to achieve the purpose, the invention provides the following technical scheme: a head fixing device with an auxiliary positioning mechanism for a magnetic resonance clinical patient comprises a bed body, wherein a bed base is arranged at the lower end of the bed body, a fixing plate is arranged at the right upper end of the bed body, the fixing plate is connected with an adjusting screw rod through a threaded hole formed in the upper end of the fixing plate, and the adjusting screw rod and a first moving plate form a rotating mechanism through a bearing arranged on the first moving plate;
further comprising:
the movable sliding block is arranged at the lower end of the first movable plate and is in sliding connection with the bed body through a groove formed in the bed body;
the bearing plate is arranged on the first moving plate, and an inflatable air bag is arranged on the bearing plate;
the sealing plug plate is tightly attached to the groove formed in the bearing plate;
the sealing plate is arranged at the lower end of the sealing plug plate, and the sealing plug plate is mutually attached to the bearing plate through a groove formed in the bearing plate;
the positioning rod penetrates through the first moving plate and is in clamping connection with the sealing plug plate through a groove formed in the sealing plug plate;
the positioning spring is mutually connected with the positioning rod and the first moving plate;
the pushing spring is arranged in a groove formed in the bed body;
the driving sliding block is mutually connected with the pushing spring and is in sliding connection with the bed body through a groove formed in the bed body;
the rotating shaft and the bed body form a rotating mechanism through a bearing arranged on the bed body, and the rotating shaft is provided with a 2-section anisotropic thread structure;
the second moving plates are symmetrically distributed about the center of the bed body;
and the sealing washer arranged at the upper end of the fixed nut is tightly attached to the groove formed in the second moving plate.
Preferably, a fixed rotating shaft is installed on a plate-shaped structure arranged at the upper end of the driving sliding block, a rotating plate is rotatably connected to the fixed rotating shaft, the rotating plate is of a long strip-shaped plate-shaped structure, and the driving sliding block can be conveniently driven to slide left and right on the bed body through the structure.
Preferably, the driving slider is connected with the pushing plate in a sliding mode through a groove formed in the pushing plate, fixing reeds are installed in the groove formed in the pushing plate and are symmetrically arranged on the limiting rod, and meanwhile the limiting rod is tightly attached to the groove formed in the pushing plate, so that the limiting rod and the pushing plate can be clamped and fixed conveniently through the structure.
Preferably, the limiting rods are symmetrically arranged on the fixed headrest which is made of soft rubber, the fixed headrest is provided with an arc-shaped structure, the fixed headrest is fixed on the push plate conveniently through the structure, and the head of a patient is protected under the action of the fixed headrest conveniently through the structure.
Preferably, the rotating shaft is connected with the supporting slide block through a threaded hole formed in the supporting slide block, the supporting slide block is of a T-shaped structure, the supporting slide block is in sliding connection with the bed body through a groove formed in the bed body, and the supporting slide block is mounted at the lower end of the second moving plate.
Preferably, the fixing nut and the mounting screw form a threaded connection, the mounting screw penetrates through the second moving plate, and the mounting screw is symmetrically distributed about the mounting plate.
Preferably, install controlling means and pressure sensing device on the board of installing additional, just the symmetry is provided with fixed sleeve on the board of installing additional, and rectangular shape recess has been seted up on the fixed sleeve, through above-mentioned structure, is convenient for install fixed sleeve on the board of installing additional.
Preferably, the inside damping spring that is provided with of fixed sleeve, just damping spring and connecting guide arm interconnect, and the connecting guide arm sets up to the PVC material, simultaneously the connecting guide arm with fixed sleeve constitutes sliding connection, through above-mentioned structure, is convenient for promote the connecting guide arm through damping spring.
Preferably, the last symmetry of connecting guide arm is provided with the restriction slider, just the restriction slider passes through the recess seted up on the fixed sleeve with the fixed sleeve constitutes sliding connection, and install the binding plate on the connecting guide arm, simultaneously the setting is the soft rubber material of matte to the surface, through above-mentioned structure, is convenient for restrict the range of motion of connecting guide arm through the restriction slider.
Compared with the prior art, the invention has the beneficial effects that:
(1) the head fixing device with the auxiliary positioning mechanism for the magnetic resonance clinical patient is provided with an adjusting screw, a first moving plate, a moving slider, a receiving plate, an inflatable air bag, a sealing plug plate, a rotating shaft, a receiving slider, a second moving plate and an attaching plate, wherein the adjusting screw drives the first moving plate to move, so that the top end of the head of the patient with the inflatable air bag is attached and fixed;
(2) this clinical patient of magnetic resonance has auxiliary positioning mechanism's head fixing device, be provided with the promotion spring, drive the slider, fixed rotating shaft, the rotor plate, the slurcam, the fixed reed, gag lever post and fixed headrest, at the in-process that the patient recumbent this moment, the slurcam just begins the downstream, the rotor plate just begins to rotate this moment, and can realize supporting the shock attenuation to the slurcam under the effect that promotes the spring and drive the slider, when avoiding the patient to recumbent, take place great collision between patient's head and the bed body, guarantee patient's travelling comfort.
Drawings
FIG. 1 is a schematic front view of a bed body according to the present invention;
FIG. 2 is a schematic sectional view of a rotating shaft according to the present invention;
FIG. 3 is a side view, cross-sectional view of a second movable plate according to the present invention;
FIG. 4 is a schematic sectional view of the pushing plate of the present invention;
FIG. 5 is an enlarged view of the portion A in FIG. 3 according to the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 4 according to the present invention;
FIG. 7 is a schematic top sectional view of a push plate according to the present invention;
FIG. 8 is a schematic perspective view of an attachment plate according to the present invention;
fig. 9 is a schematic top sectional view of the fixed headrest of the present invention.
In the figure: 1. a bed body; 2. a bed body base; 3. a fixing plate; 4. adjusting the screw rod; 5. a first moving plate; 6. moving the slide block; 7. a bearing plate; 8. an inflatable air bag; 9. a sealing plug plate; 10. a sealing plate; 11. positioning a rod; 12. a positioning spring; 13. a push spring; 14. driving the sliding block; 15. fixing the rotating shaft; 16. a rotating plate; 17. a push plate; 18. fixing the reed; 19. a limiting rod; 20. fixing a headrest; 21. rotating the rotating shaft; 22. carrying the sliding block; 23. a second moving plate; 24. fixing a nut; 25. mounting screws; 26. adding a plate; 27. a control device; 28. fixing the sleeve; 29. a damping spring; 30. connecting the guide rod; 31. a limiting slide block; 32. attaching a plate; 33. a pressure sensing device.
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. 1-9, the present invention provides a technical solution: a head fixing device with an auxiliary positioning mechanism for a magnetic resonance clinical patient comprises a bed body 1, wherein a bed base 2 is arranged at the lower end of the bed body 1, a fixing plate 3 is arranged at the right upper end of the bed body 1, the fixing plate 3 is mutually connected with an adjusting screw rod 4 through a threaded hole formed in the upper end of the fixing plate 3, and the adjusting screw rod 4 and a first moving plate 5 form a rotating mechanism through a bearing arranged on the first moving plate 5;
further comprising:
the movable sliding block 6 is arranged at the lower end of the first movable plate 5, and the movable sliding block 6 is in sliding connection with the bed body 1 through a groove formed in the bed body 1;
the bearing plate 7 is arranged on the first moving plate 5, and an inflatable airbag 8 is arranged on the bearing plate 7;
the sealing plug plate 9 is tightly attached to the groove formed in the bearing plate 7;
the sealing plate 10 is arranged at the lower end of the sealing plug plate 9, and the sealing plug plate 9 is mutually attached to the bearing plate 7 through a groove formed in the bearing plate 7;
the positioning rod 11 penetrates through the first moving plate 5, and the positioning rod 11 is in clamping connection with the sealing plug plate 9 through a groove formed in the sealing plug plate 9;
a positioning spring 12 connected to the positioning rod 11, and the positioning spring 12 connected to the first moving plate 5;
the pushing spring 13 is arranged in a groove formed in the bed body 1;
the driving slide block 14 is connected with the pushing spring 13, and the driving slide block 14 is in sliding connection with the bed body 1 through a groove formed in the bed body 1;
the rotating shaft 21 is rotated, a rotating mechanism is formed by the bed body 1 and a bearing arranged on the bed body 1, and the rotating shaft 21 is provided with a 2-section anisotropic thread structure;
the second moving plates 23 are symmetrically distributed about the center of the bed body 1;
a fixed nut 24, the upper end of which is provided with a sealing washer tightly attached to a groove arranged on the second moving plate 23;
in this example, a fixed rotating shaft 15 is mounted on a plate-shaped structure arranged at the upper end of the driving slider 14, a rotating plate 16 is rotatably connected to the fixed rotating shaft 15, and the rotating plate 16 is arranged in a strip-shaped plate-shaped structure; the driving slide block 14 is in sliding connection with the pushing plate 17 through a groove formed in the pushing plate 17, a fixed spring 18 is installed in the groove formed in the pushing plate 17, the fixed spring 18 is symmetrically arranged on the limiting rod 19, and the limiting rod 19 is tightly attached to the groove formed in the pushing plate 17; the limiting rods 19 are symmetrically arranged on the fixed headrests 20, the fixed headrests 20 are made of soft rubber, and arc-shaped structures are arranged on the fixed headrests 20;
when the patient lies down, the head of the patient is attached to the upper end of the fixed headrest 20, and the fixed headrest 20 is stressed, namely, the fixed headrest 20 drives the pushing plate 17 to move downwards, and then drives the sliding block 14 to move left and right, because the rotating plate 16 forms a rotating mechanism with the driving slider 14 through the fixed rotating shaft 15, at this time, the rotating plate 16 starts to rotate, meanwhile, the pushing spring 13 begins to deform, and then the pushing spring 13 recovers deformation, so as to drive the sliding block 14 to move in the direction opposite to the above direction, namely, the pushing plate 17 drives the fixed headrest 20 to move upwards, and with the movement of the fixed headrest 20, the head of the patient is pushed, thereby realizing the shock absorption protection of the head of the patient along with the up-and-down movement of the fixed headrest 20 and avoiding the larger collision between the patient and the bed body 1 when lying down;
the rotating shaft 21 is connected with the bearing slide block 22 through a threaded hole formed in the bearing slide block 22, the bearing slide block 22 is in a T-shaped structure, the bearing slide block 22 is in sliding connection with the bed body 1 through a groove formed in the bed body 1, and the bearing slide block 22 is installed at the lower end of the second moving plate 23; the fixed nut 24 and the mounting screw 25 form a threaded connection, the mounting screw 25 penetrates through the second moving plate 23, and the mounting screws 25 are symmetrically distributed about the mounting plate 26; the control device 27 and the pressure sensing device 33 are installed on the installing plate 26, the fixing sleeves 28 are symmetrically arranged on the installing plate 26, and the long strip-shaped grooves are formed in the fixing sleeves 28; a damping spring 29 is arranged in the fixed sleeve 28, the damping spring 29 is connected with a connecting guide rod 30, the connecting guide rod 30 is made of PVC materials, and the connecting guide rod 30 and the fixed sleeve 28 are connected in a sliding mode; the connecting guide rod 30 is symmetrically provided with limiting sliding blocks 31, the limiting sliding blocks 31 are in sliding connection with the fixed sleeve 28 through grooves formed in the fixed sleeve 28, the connecting guide rod 30 is provided with a binding plate 32, and the outer surface of the connecting guide rod is made of a soft rubber material with a matte surface;
when the two sides of the head of the patient need to be fixed, the rotating shaft 21 is rotated, because the rotating shaft 21 forms a rotating mechanism with the bed body 1 through a bearing installed on the bed body 1, and the rotating shaft 21 is provided with 2 sections of anisotropic thread structures, and the rotating shaft 21 is connected with the receiving slider 22 through a threaded hole formed on the receiving slider 22, at this time, along with the rotation of the rotating shaft 21, the receiving slider 22 starts to move left and right, that is, 2 receiving sliders 22 start to move in the direction of approaching each other, because the receiving slider 22 is provided with the second moving plate 23, at this time, 2 second moving plates 23 start to move in the direction of approaching each other, because the second moving plates 23 are connected with the additional mounting plate 26 through the mounting screws 25, at this time, the additional mounting plate 26 drives the fixing sleeve 28, the damping spring 29 and the connecting guide rod 30 to move, connecting rod 30 just drives rigging board 32 and patient's head both sides and laminates each other this moment, and after the laminating rigging board 32 just begins to remove to the direction that is close to with adorning board 26, damping spring 29 just begins to be compressed deformation this moment, when second movable plate 23 with install the pressure sensing device 33 of installing on the board 26 each other laminating, pressure sensing device 33 just begins the atress this moment, along with pressure sensing device 33's atress, controlling means 27 just begins to work, the alarm bell that sets up on the drive wall body begins to report to the police, thereby make medical personnel stop rotating shaft 21 and rotate, can effectual assurance fix patient's head both ends, and avoid causing great extrusion to patient's head both sides.
The working principle is as follows: when needs use this device, the patient lies on bed body 1, and patient's head lies on fixed headrest 20, thereby can effectually protect patient's head, and rotate adjusting screw 4, adjusting screw 4 just drives first movable plate 5 and moves left under the effect of removal slider 6 this moment, accept board 7 and aerify gasbag 8 and just begin to move left this moment, until aerifing the top of gasbag 8 and patient's head and closely laminating, then drive the direction removal of rigging board 32 through second movable plate 23, both ends closely laminate about rigging board 32 and patient's head, thereby realize fixing patient's head, avoid the patient to influence the detection effect because of the head removes when carrying out the magnetic resonance detection, this is that this clinical patient of magnetic resonance has auxiliary positioning mechanism's head fixing device's theory of operation.
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 (9)
1. A head fixing device with an auxiliary positioning mechanism for a magnetic resonance clinical patient comprises a bed body (1), wherein a bed base (2) is arranged at the lower end of the bed body (1), a fixing plate (3) is arranged at the right upper end of the bed body (1), the fixing plate (3) is mutually connected with an adjusting screw rod (4) through a threaded hole formed in the upper end of the fixing plate, and meanwhile, the adjusting screw rod (4) and a first moving plate (5) form a rotating mechanism through a bearing arranged on the first moving plate (5);
it is characterized by also comprising:
the movable sliding block (6) is arranged at the lower end of the first movable plate (5), and the movable sliding block (6) is in sliding connection with the bed body (1) through a groove formed in the bed body (1);
the bearing plate (7) is installed on the first moving plate (5), and an inflatable air bag (8) is installed on the bearing plate (7);
the sealing plug plate (9) is tightly attached to the groove formed in the bearing plate (7);
the sealing plate (10) is arranged at the lower end of the sealing plug plate (9), and the sealing plug plate (9) is mutually attached to the bearing plate (7) through a groove formed in the bearing plate (7);
the positioning rod (11) penetrates through the first moving plate (5), and the positioning rod (11) is in clamping connection with the sealing plug plate (9) through a groove formed in the sealing plug plate (9);
the positioning spring (12) is connected with the positioning rod (11), and the positioning spring (12) is connected with the first moving plate (5);
the pushing spring (13) is arranged in a groove formed in the bed body (1);
the driving sliding block (14) is connected with the pushing spring (13), and the driving sliding block (14) is in sliding connection with the bed body (1) through a groove formed in the bed body (1);
the rotating shaft (21) and the bed body (1) form a rotating mechanism through a bearing arranged on the bed body (1), and the rotating shaft (21) is provided with a 2-section anisotropic thread structure;
the second moving plates (23) are symmetrically distributed about the center of the bed body (1);
and the fixed nut (24) is provided with a sealing washer at the upper end which is tightly attached to a groove arranged on the second moving plate (23).
2. A head fixation device with an auxiliary positioning mechanism for a magnetic resonance clinical patient according to claim 1, characterized in that: the upper end of the driving sliding block (14) is provided with a fixed rotating shaft (15) on a plate-shaped structure, the fixed rotating shaft (15) is rotatably connected with a rotating plate (16), and the rotating plate (16) is of a long strip-shaped plate-shaped structure.
3. A head fixation device with an auxiliary positioning mechanism for a magnetic resonance clinical patient according to claim 1, characterized in that: the driving sliding block (14) is in sliding connection with the pushing plate (17) through a groove formed in the pushing plate (17), fixing reeds (18) are installed in the groove formed in the pushing plate (17), the fixing reeds (18) are symmetrically arranged on a limiting rod (19), and meanwhile the limiting rod (19) is tightly attached to the groove formed in the pushing plate (17).
4. A head fixation device with auxiliary positioning mechanism for clinical MRI patient according to claim 3, wherein: the limiting rod (19) is symmetrically arranged on the fixed headrest (20), the fixed headrest (20) is made of soft rubber, and an arc-shaped structure is arranged on the fixed headrest (20).
5. A head fixation device with an auxiliary positioning mechanism for a magnetic resonance clinical patient according to claim 1, characterized in that: the rotary rotating shaft (21) is connected with the bearing sliding block (22) through a threaded hole formed in the bearing sliding block (22), the bearing sliding block (22) is of a T-shaped structure, the bearing sliding block (22) is in sliding connection with the bed body (1) through a groove formed in the bed body (1), and meanwhile the bearing sliding block (22) is installed at the lower end of the second moving plate (23).
6. A head fixation device with an auxiliary positioning mechanism for a magnetic resonance clinical patient according to claim 1, characterized in that: the fixed nut (24) and the mounting screw (25) form threaded connection, the mounting screw (25) penetrates through the second moving plate (23), and the mounting screws (25) are symmetrically distributed relative to the mounting plate (26).
7. A head fixation device with auxiliary positioning mechanism for clinical MRI patient according to claim 6, wherein: install controlling means (27) and pressure sensing device (33) on install plate (26) additional, just install plate (26) on the symmetry be provided with fixed sleeve (28), and seted up rectangular shape recess on fixed sleeve (28).
8. A head fixation device with auxiliary positioning mechanism for clinical MRI patient according to claim 7, wherein: the damping device is characterized in that a damping spring (29) is arranged inside the fixing sleeve (28), the damping spring (29) is connected with a connecting guide rod (30), the connecting guide rod (30) is made of PVC materials, and meanwhile the connecting guide rod (30) and the fixing sleeve (28) form sliding connection.
9. A head fixation device with auxiliary positioning mechanism for clinical MRI patient according to claim 8, wherein: the connecting guide rod (30) is symmetrically provided with limiting sliding blocks (31), the limiting sliding blocks (31) are connected in a sliding mode through grooves formed in the fixing sleeve (28) and the fixing sleeve (28), a binding plate (32) is installed on the connecting guide rod (30), and meanwhile the outer surface of the connecting guide rod is made of a soft rubber material with a matte surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210421612.2A CN114587336A (en) | 2022-04-21 | 2022-04-21 | Head fixing device with auxiliary positioning mechanism for magnetic resonance clinical patient |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210421612.2A CN114587336A (en) | 2022-04-21 | 2022-04-21 | Head fixing device with auxiliary positioning mechanism for magnetic resonance clinical patient |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114587336A true CN114587336A (en) | 2022-06-07 |
Family
ID=81811475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210421612.2A Withdrawn CN114587336A (en) | 2022-04-21 | 2022-04-21 | Head fixing device with auxiliary positioning mechanism for magnetic resonance clinical patient |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114587336A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115363563A (en) * | 2022-08-17 | 2022-11-22 | 浙江大学 | Optimized positioning device suitable for head nuclear magnetic resonance imaging |
-
2022
- 2022-04-21 CN CN202210421612.2A patent/CN114587336A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115363563A (en) * | 2022-08-17 | 2022-11-22 | 浙江大学 | Optimized positioning device suitable for head nuclear magnetic resonance imaging |
| CN115363563B (en) * | 2022-08-17 | 2023-11-28 | 浙江大学 | Optimized positioning device suitable for head nuclear magnetic resonance imaging |
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Application publication date: 20220607 |
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