CN111700689A - Head fixing device suitable for otolaryngology branch of academic or vocational study - Google Patents
Head fixing device suitable for otolaryngology branch of academic or vocational study Download PDFInfo
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- CN111700689A CN111700689A CN202010728056.4A CN202010728056A CN111700689A CN 111700689 A CN111700689 A CN 111700689A CN 202010728056 A CN202010728056 A CN 202010728056A CN 111700689 A CN111700689 A CN 111700689A
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- 230000001755 vocal effect Effects 0.000 title claims description 3
- 238000007789 sealing Methods 0.000 claims description 13
- 230000036544 posture Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000002567 autonomic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
Abstract
The invention discloses a head fixing device suitable for an ear-nose-throat department, which comprises a bottom plate, a rotating support, a sliding support, an extension support, a head fixing device, an air pressure braking device and an air channel device, wherein the bottom plate is rotatably connected with the rotating support through a first rotating shaft, the rotating support and the sliding support are relatively and slidably connected with a sliding platform through a first sliding chute, the sliding support and the extension support are rotatably connected through a second rotating shaft, the extension support and the head fixing device are rotatably connected through a third rotating shaft, the air pressure braking device is arranged at all the rotating joints and the sliding joints, and all the air pressure braking devices are connected together through the air channel device.
Description
Technical Field
The invention relates to medical equipment, in particular to a head fixing device suitable for an ear-nose-throat department.
Background
When a patient in the otolaryngological department receives treatment by a doctor, the head of the patient is required to be kept fixed in a certain posture, so that the examination by the doctor is facilitated. Especially for child patients who cannot be matched, a plurality of parents are often needed to assist in fixing the sick children, the fixing time is short, and the sick children are easy to shift, so that treatment is stopped and even serious consequences are caused. In the examination process, doctors can also require patients to change postures according to different requirements, but in the existing device, the head of the patient can be fixed only in a certain posture, but the head posture cannot be changed at any time, which is quite constant for the examination of the doctors, so that the device capable of changing and fixing the head posture at any time is designed to solve the problem.
Disclosure of Invention
The invention aims to solve the technical problem that the invention provides a head fixing device suitable for the ear-nose-throat department, which comprises a bottom plate, a rotating bracket, a sliding bracket, an extension bracket, a head fixing device, a pneumatic braking device and a gas circuit device, wherein the upper surface of the bottom plate is symmetrically provided with a first supporting boss, the first supporting boss is outwards provided with a first rotating boss, the joint of the first supporting boss and the first rotating boss is provided with a first braking surface, the lower surface of the rotating bracket is provided with a second supporting boss, the top end of the second supporting boss is provided with a first through hole, a first rotating shaft is arranged in the first through hole, the other end of the first rotating shaft is rotatably connected with the first supporting boss, a first step through hole is arranged on the second supporting boss and positioned above the first through hole, the pneumatic braking device is arranged in the first step through hole, the upper surface of the rotating bracket is provided with a first chute, the two sides of the first chute are provided with limit grooves, the bottom of the first chute is provided with a braking groove, the sliding support is in an inverted V shape, the two ends of the sliding support are provided with sliding platforms, the sliding platform is vertically provided with second step through holes, the two sides of the sliding platform are provided with limit sliding columns, the limit sliding columns can slide in the limit grooves, the second step through holes are internally provided with pneumatic braking devices, the top end of the sliding support is provided with a first supporting round table, the first supporting round table is provided with a rotating groove, the two sides of the first supporting round table parallel to the axial direction are provided with second through holes, the second through holes are internally provided with pneumatic braking devices, the rotating groove is internally provided with an extension support, the extension support is rotatably connected with the first supporting round table through a second rotating shaft, one end of the extension support, which is close to the first supporting round table, is provided with a second braking surface, one end of the extension support, which is far, the second rotating boss is rotatably connected with the head fixing device, and a third braking surface is arranged on the periphery of the joint of the second supporting circular table and the second rotating boss;
the head fixing device comprises a head supporting frame, a third rotating shaft is arranged on the outer surface of the head supporting frame and is rotatably connected with a second rotating boss, a rotating fixing cover is arranged at the top end of the third rotating shaft, two third step through holes are axially formed in the rotating fixing cover, a pneumatic brake device is arranged in each third step through hole, an annular vent groove is formed in the head supporting frame, an air valve mounting hole is formed in the upper surface of the head supporting frame and is positioned at a position close to the third rotating shaft, the air valve mounting hole is communicated with the annular vent groove, a plurality of sliding through holes are uniformly distributed in the inner side of the head supporting frame and are communicated with the annular vent groove, a telescopic rod is arranged in each sliding through hole, and a;
the air pressure braking device comprises a sliding rod, a sealing cover, a reset spring and a ventilation valve, wherein the reset spring is sleeved on the sliding rod, the sliding rod can freely slide in a first step through hole, two ends of the reset spring are respectively connected with the sliding rod and the first step through hole, the sealing cover is arranged on a second supporting boss, the ventilation valve is arranged on the outer side of the sealing cover, and the sealing cover and the top end of the sliding rod form a closed space.
The gas path system comprises a gas storage tank, a barometer, a first control valve, a gas pipe and a second control valve, wherein the first control valve controls the position of O, namely the gas path circulation at the position of the head fixing device, the second control valve simultaneously controls the gas path circulation at the positions of A, B, C, D, E, F, M and N, and the gas pipe is correspondingly connected with the vent valves at the positions of A, B, C, D, E, F, M, N and O;
in the technical scheme, the bottom plate can be fixed at a certain fixed position, the rotating support can rotate relative to the bottom plate, the sliding platform on the sliding support can freely slide in the first sliding groove on the rotating support, the sliding support cannot be separated from the rotating support under the action of the limiting groove and the limiting sliding column, the extension support can rotate relative to the sliding support, the head fixing device can rotate relative to the extension support, when the air channel device is not ventilated, the whole device is in a loose state and can adjust the shape at any time along with the action of an operator, after a second control valve in the air channel device is opened, high-pressure air in the air storage tank is introduced into the air pressure braking device, wherein a sliding rod in the air pressure braking device moves outwards under the action of the high-pressure air against the action force of a return spring until the sliding rod is connected with the corresponding first braking surface, the bottom surface of the braking groove, The second brake surface and the third brake surface are contacted, at the moment, the bottom plate and the rotating bracket, the rotating bracket and the sliding bracket, the sliding bracket and the extension bracket, and the extension bracket and the head support frame are relatively stationary under the action of friction force, and after the first control valve is opened, high-pressure gas flows into the head fixing device, so that the telescopic rod is pushed to move towards the inner side of the head support frame, the head fixing device is suitable for different patients, and the whole device is kept in a shape required by a user after the first control valve and the second control valve are both opened;
the technical scheme of the invention is further defined as follows:
the lower surface of the bottom plate is provided with a gas storage tank which is used for storing high-pressure gas required in the whole device;
spacing bosses are arranged at two ends of the first sliding groove and used for preventing the sliding support from sliding out of the first sliding groove.
The beneficial effects of the invention are: the bottom plate can be fixed at a certain fixed position, the rotating bracket can rotate relative to the bottom plate, the sliding platform on the sliding bracket can freely slide in the first sliding groove on the rotating bracket, the sliding bracket cannot be separated from the rotating bracket under the action of the limiting groove and the limiting sliding column, the extension bracket can rotate relative to the sliding bracket, the head fixing device can rotate relative to the extension bracket, when the air channel device is not ventilated, the whole device is in a loose state and can adjust the shape at any time along with the action of an operator, after a second control valve in the air channel device is opened, high-pressure air in the air storage tank is introduced into the air pressure braking device, wherein a sliding rod in the air pressure braking device overcomes the acting force of a reset spring to move outwards under the action of the high-pressure air until the sliding rod is contacted with the corresponding first braking surface, the bottom surface of the braking groove, the second braking surface and the third braking surface, bottom plate and rotating bracket this moment, rotating bracket and sliding bracket, sliding bracket and extension support, will be relatively motionless under the effect of frictional force between extension support and the head support frame, after opening first control valve, high-pressure gas will flow into in the head fixing device, thereby promote the telescopic link to the inboard motion of head support frame, thereby can be applicable to different patients, consequently, when first control valve, the whole back of opening of second control valve, whole device will keep at the required form of user, the bottom plate lower surface is equipped with the gas holder, the gas holder is arranged in storing required high-pressure gas in the whole device, first spout both ends are equipped with spacing boss, a spout for preventing sliding bracket roll-off.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a top view of the present invention;
FIG. 5 is an enlarged view at I of FIG. 2;
FIG. 6 is an enlarged view at II in FIG. 2;
FIG. 7 is an enlarged view of FIG. 3 at III;
FIG. 8 is an enlarged view of FIG. 3 at IV;
FIG. 9 is an enlarged view of V in FIG. 4;
FIG. 10 is a schematic view of the gas circuit of the present invention
Wherein: 1-bottom plate, 1-1-first supporting boss, 1-1-1-first rotating boss, 1-1-2-first braking surface, 2-rotating bracket, 2-1-second supporting boss, 2-1-1-first through hole, 2-1-2-first step through hole, 2-2-first sliding groove, 2-3-braking sliding groove, 2-4-limiting groove, 3-sliding bracket, 3-1-sliding boss, 3-2-second step through hole, 3-3-first supporting round table, 3-3-1-second through hole, 3-4-rotating groove, 3-5-limiting sliding column, 4-extending bracket, 4-1-second brake surface, 4-2-second support circular table, 4-2-1-third brake surface, 4-3-second rotary boss, 5-head support frame, 5-1-third rotary shaft, 5-2-annular vent groove, 5-3-air valve mounting hole, 5-4-sliding through hole, 6-first rotary shaft, 7-second rotary shaft, 8-sliding rod, 9-sealing cover, 10-reset spring, 11-vent valve, 12-rotary fixed cover, 13-telescopic rod, 13-1-buffer rubber pad, 14-air storage tank, 15-air pressure meter, 16-first control valve, 17-air pipe, 18-second control valve, air, 19-limiting lug boss.
Detailed Description
The present invention is described in further detail below;
example 1
The embodiment provides a head fixing device suitable for an otolaryngological department, which comprises a base plate 1, a rotating bracket 2, a sliding bracket 3, an extension bracket 4, a head fixing device, a pneumatic brake device and an air circuit device, wherein the upper surface of the base plate 1 is symmetrically provided with first supporting bosses 1-1, the first supporting bosses 1-1 are outwards provided with first rotating bosses 1-1-1, the joints of the first supporting bosses 1-1 and the first rotating bosses 1-1 are provided with first brake surfaces 1-1-2, the lower surface of the rotating bracket 2 is provided with second supporting bosses 2-1, the top ends of the second supporting bosses 2-1 are provided with first through holes 2-1-1, first rotating shafts 6 are arranged in the first through holes 2-1-1, the other ends of the first rotating shafts 6 are rotatably connected with the first supporting bosses 1-1, a first step through hole 2-1-2 is arranged on the second supporting boss 2-1 and above the first through hole 2-1-1, a pneumatic brake device is arranged in the first step through hole 2-1-2, a first sliding groove 2-2 is arranged on the upper surface of the rotating bracket 2, limiting grooves 2-4 are arranged on two sides of the first sliding groove 2-2, a brake groove 2-3 is arranged at the bottom of the first sliding groove 2-2, the sliding bracket 3 is in an inverted V shape, sliding platforms 3-1 are arranged at two ends of the sliding bracket 3, limiting sliding columns 3-5 are arranged on two sides of the sliding platform 3-1, the limiting sliding columns 3-5 can freely slide in the limiting grooves 2-4, a second step through hole 3-2 is vertically arranged on the sliding platform 3-1, and the pneumatic brake device is arranged in the second step through hole 3-2, the top end of the sliding support 3 is provided with a first supporting circular truncated cone 3-3, the first supporting circular truncated cone 3-3 is provided with a rotating groove 3-4, two sides of the first supporting circular truncated cone 3-3 parallel to the axial direction are provided with second through holes 3-3-1, the second through holes 3-3-1 are internally provided with pneumatic braking devices, an extension support 4 is arranged in the rotating groove 3-4, the extension support 4 is rotatably connected with the first supporting circular truncated cone 3-3 through a second rotating shaft 7, one end of the extension support 4 close to the first supporting circular truncated cone 3-3 is provided with a second braking surface 4-1, one end of the extension support 4 far away from the first supporting circular truncated cone 3-3 is provided with a second supporting circular truncated cone 4-2, the second supporting circular truncated cone 4-2 is provided with a second rotating boss 4-3 along the shaft center, and the second rotating boss 4-3 is rotatably connected, a third braking surface 4-2-1 is arranged at the periphery of the joint of the second supporting circular table 4-2 and the second rotating boss 4-3;
the head fixing device comprises a head support frame 5, a third rotating shaft 5-1 is arranged on the outer surface of the head support frame, the third rotating shaft 5-1 is rotatably connected with a second rotating boss 4-3, a rotating fixing cover 12 is arranged at the top end of the third rotating shaft 5-1, two third step through holes 12-1 are axially formed in the rotating fixing cover 12, an air pressure braking device is arranged in each third step through hole, an annular vent groove 5-2 is formed in the head support frame 5, an air valve mounting hole 5-3 is formed in the upper surface of the head support frame 5 and is positioned close to the third rotating shaft 5-1, the air valve mounting hole 5-3 is communicated with the annular vent groove 5-2, a plurality of sliding through holes 5-4 are uniformly distributed in the inner side of the head support frame 5, and the sliding through holes 5-4 are communicated with the annular, a telescopic rod 13 is arranged in the sliding through hole 5-4, and a buffer rubber pad 13-1 is arranged at the top end of the telescopic rod 13;
the air pressure braking device comprises a sliding rod 8, a sealing cover 9, a reset spring 10 and a vent valve 11, wherein the reset spring 10 is sleeved on the sliding rod 8, the sliding rod 8 can freely slide in a first step through hole 2-1-2, two ends of the reset spring 10 are respectively connected with the sliding rod 8 and the first step through hole 2-1-2, the sealing cover 9 is arranged on a second supporting boss 2-1, the vent valve 11 is arranged on the outer side of the sealing cover 9, and the sealing cover 9 and the top end of the sliding rod 8 form a closed space.
The air channel device comprises an air storage tank 14, an air pressure meter 15, a first control valve 16, an air pipe 17 and a second control valve, wherein the first control valve 16 controls the position of O, namely, the air channel circulation at the position of the head fixing device, the second control valve 18 simultaneously controls the air channel circulation of A, B, C, D, E, F, M, N and the air pipe 17 and the air valves 11 at the positions of A, B, C, D, E, F, M, N and O are correspondingly connected one by one.
In the technical scheme, the bottom plate can be fixed at a certain position, the rotating bracket can rotate relative to the bottom plate, the sliding platform on the sliding bracket can freely slide in the first sliding groove on the rotating bracket, the sliding bracket cannot be separated from the rotating bracket under the action of the limiting groove and the limiting sliding column, the extension bracket can rotate relative to the sliding bracket, the head fixing device can rotate relative to the extension bracket, when the air channel device is not ventilated, the whole device is in a loose state and can adjust the shape at any time along with the action of an operator, after a second control valve in the air channel device is opened, high-pressure air in the air storage tank is introduced into the air pressure braking device, wherein a sliding rod in the air pressure braking device can move outwards under the action of the high-pressure air against the action force of a return spring until the sliding rod is matched with the corresponding first braking surface, the bottom surface of the braking groove and the second braking surface, The third braking surface is contacted, at the moment, the bottom plate and the rotating bracket, the rotating bracket and the sliding bracket, the sliding bracket and the extension bracket, and the extension bracket and the head support frame are relatively still under the action of friction force, and after the first control valve is opened, high-pressure gas flows into the head fixing device, so that the telescopic rod is pushed to move towards the inner side of the head support frame, the head fixing device can be suitable for different patients, and after the first control valve and the second control valve are opened, the whole device is kept in a shape required by a user;
the lower surface of the bottom plate 1 is provided with a gas storage tank 14 which is used for storing high-pressure gas required in the whole device;
two ends of the first sliding groove 2-2 are provided with limiting bosses 19 for preventing the sliding support from sliding out of the first sliding groove.
The working process of the embodiment:
medical personnel fix the bottom plate in the examination room in hospital earlier, then let the patient wear the head support frame on the head. For child patients who cannot be matched, a famous family carries the child to sit on the examination chair, the head of the child is fixed on the support, and parents simultaneously give a pacification. Then rotate first control valve for high-pressure gas gets into the annular air channel in the head support frame, thereby promote the telescopic link to remove to patient's head, until rubber buffer pad and patient's head in close contact with, close the air vent valve again, then by patient's autonomic adjustment head pivoted angle or position according to doctor's requirement, when reaching the required position of doctor, open the second air vent valve, make to rush into high-pressure gas in the pneumatic braking device, promote the slide bar and outwards slide, reach corresponding braking surface, the rotation of whole device will be restricted to the frictional force that forms, doctor's alright inspection this moment, after examining the completion, rotate first air vent valve and second air vent valve, make the gas discharge in the gas circuit device, the device can free activity this moment, the patient alright take off the head support frame.
The above embodiments are only for illustrating the technical ideas of the present invention, and the technical ideas of the present invention are not limited thereto, and any modifications made on the basis of the technical solutions according to the technical ideas proposed by the present invention fall within the scope of the present invention.
Claims (3)
1. The utility model provides a head fixing device suitable for otolaryngology branch of academic or vocational study, includes bottom plate (1), rotates support (2), sliding support (3), extension support (4), head fixing device, air brake device and gas circuit device and constitutes its characterized in that: the improved structure of the automobile seat is characterized in that a first supporting boss (1-1) is symmetrically arranged on the upper surface of the base plate (1), a first rotating boss (1-1-1) is outwards arranged on the first supporting boss (1-1), a first braking surface (1-1-2) is arranged at the joint of the first supporting boss (1-1) and the first rotating boss (1-1-1), a second supporting boss (2-1) is arranged on the lower surface of the rotating support (2), a first through hole (2-1-1) is arranged at the top end of the second supporting boss (2-1), a first rotating shaft (6) is arranged in the first through hole (2-1-1), the other end of the first rotating shaft (6) is rotatably connected with the first supporting boss (1-1), and a first step through hole is arranged above the first through hole (2-1-1) on the second supporting boss (2-1) (2-1-2), a pneumatic brake device is arranged in the first step through hole (2-1-2), a first sliding groove (2-2) is formed in the upper surface of the rotating support (2), a brake groove (2-3) is formed in the bottom of the first sliding groove (2-2), limiting grooves (2-4) are formed in two sides of the first sliding groove (2-2), the sliding support (3) is in an inverted V shape, sliding platforms (3-1) are arranged at two ends of the sliding support (3), a second step through hole (3-2) is vertically formed in each sliding platform (3-1), limiting sliding columns (3-5) are arranged on two sides of each sliding platform (3-1), the limiting sliding columns (3-5) can slide in the limiting grooves (2-4), and the pneumatic brake device is arranged in the second step through hole (3-2), the top end of the sliding support (3) is provided with a first supporting round table (3-3), the first supporting round table (3-3) is provided with a rotating groove (3-4), two sides of the first supporting round table (3-3) parallel to the axial direction are provided with second through holes (3-3-1), the second through holes (3-3-1) are internally provided with air pressure brake devices, an extension support (4) is arranged in the rotating groove (3-4), the extension support (4) is rotatably connected with the first supporting round table (3-3) through a second rotating shaft (7), one end of the extension support (4) close to the first supporting round table (3-3) is provided with a second brake surface (4-1), one end of the extension support (4) far away from the first supporting round table (3-3) is provided with a second supporting round table (4-2), a second rotary boss (4-3) is arranged on the second supporting round table (4-2) along the axis, the second rotary boss (4-3) is rotatably connected with the head fixing device, and a third braking surface (4-2-1) is arranged on the periphery of the joint of the second supporting round table (4-2) and the second rotary boss (4-3);
the head fixing device comprises a head support frame (5), a third rotating shaft (5-1) is arranged on the outer surface of the head support frame, the third rotating shaft (5-1) is rotatably connected with a second rotating boss (4-3), a rotating fixing cover (12) is arranged at the top end of the third rotating shaft (5-1), two third step through holes (12-1) are axially formed in the rotating fixing cover (12), an air pressure braking device is arranged in each third step through hole, an annular vent groove (5-2) is formed in the head support frame (5), an air valve mounting hole (5-3) is formed in the upper surface of the head support frame (5) and is positioned close to the third rotating shaft (5-1), and the air valve mounting hole (5-3) is communicated with the annular vent groove (5-2), a plurality of sliding through holes (5-4) are uniformly distributed on the inner side of the head support frame (5), the sliding through holes (5-4) are communicated with the annular vent grooves (5-2), telescopic rods (13) are arranged in the sliding through holes (5-4), and buffer rubber pads (13-1) are arranged at the top ends of the telescopic rods (13);
the pneumatic brake device comprises a sliding rod (8), a sealing cover (9), a reset spring (10) and a vent valve (11), wherein the reset spring (10) is sleeved on the sliding rod (8), the sliding rod (8) can freely slide in a first step through hole (2-1-2), two ends of the reset spring (10) are respectively connected with the sliding rod (8) and the first step through hole (2-1-2), the sealing cover (9) is arranged on a second supporting boss (2-1), the vent valve (11) is arranged on the outer side of the sealing cover (9), and the sealing cover (9) and the top end of the sliding rod (8) form a closed space.
The gas circuit device comprises a gas storage tank (14), a gas pressure meter (15), a first control valve (16), a gas pipe (17) and a second control valve, wherein the first control valve (16) controls the position of O, namely, the gas circuit at the position of the head fixing device is communicated, the second control valve (18) simultaneously controls the communication of the gas circuits of A, B, C, D, E, F, M, N and N, and the gas pipe (17) is correspondingly connected with the gas valves (11) at the positions of A, B, C, D, E, F, M, N and O.
2. A head fixation device adapted for otorhinolaryngological use according to claim 1 wherein: the lower surface of the bottom plate (1) is provided with an air storage tank (14).
3. A head fixation device adapted for otorhinolaryngological use according to claim 1 wherein: and limiting bosses (19) are arranged at two ends of the first sliding groove (2-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010728056.4A CN111700689B (en) | 2020-07-23 | 2020-07-23 | Head fixing device suitable for otolaryngology branch of academic or vocational study |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010728056.4A CN111700689B (en) | 2020-07-23 | 2020-07-23 | Head fixing device suitable for otolaryngology branch of academic or vocational study |
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| CN111700689A true CN111700689A (en) | 2020-09-25 |
| CN111700689B CN111700689B (en) | 2023-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010728056.4A Active CN111700689B (en) | 2020-07-23 | 2020-07-23 | Head fixing device suitable for otolaryngology branch of academic or vocational study |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113975074A (en) * | 2021-11-04 | 2022-01-28 | 郑州大学第一附属医院 | Head positioning device for ear-nose-throat detection and using method thereof |
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| CN109288600A (en) * | 2018-09-20 | 2019-02-01 | 贵州省第三人民医院 | A kind of ear-nose-throat department inspection head fixing device |
| CN209136895U (en) * | 2018-09-20 | 2019-07-23 | 贵州省第三人民医院 | A kind of ear-nose-throat department inspection head fixing device |
| CN109044712A (en) * | 2018-10-08 | 2018-12-21 | 宋莉 | A kind of ear-nose-throat department clinical operation head restraint |
| CN109431739A (en) * | 2018-11-30 | 2019-03-08 | 潍坊宇航国创智能科技有限公司 | A kind of device of human vestibular function assessment training |
| CN109833181A (en) * | 2019-03-09 | 2019-06-04 | 张力 | A kind of ear-nose-throat department clinical operation head restraint |
| CN210112781U (en) * | 2019-05-09 | 2020-02-25 | 北京航天总医院 | Hospital otolaryngology branch of academic or vocational study head fixing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113975074A (en) * | 2021-11-04 | 2022-01-28 | 郑州大学第一附属医院 | Head positioning device for ear-nose-throat detection and using method thereof |
| CN113975074B (en) * | 2021-11-04 | 2023-10-03 | 郑州大学第一附属医院 | Head positioning equipment for ear-nose-throat detection and application method thereof |
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Effective date of registration: 20231212 Address after: No.157, Xiwu Road, Xi'an, Shaanxi 710000 Patentee after: THE SECOND AFFILIATED HOSPITAL OF COLLEGE OF MEDICINE OF XI'AN JIAOTONG University Address before: 710000 Second Courtyard of Xi'an Jiaotong University, 157 Xiwu Road, Xi'an City, Shaanxi Province Patentee before: Hu Juan |