CN110946733B - Head-swinging auxiliary chair for function test of semicircular canal - Google Patents
Head-swinging auxiliary chair for function test of semicircular canal Download PDFInfo
- Publication number
- CN110946733B CN110946733B CN201911324267.5A CN201911324267A CN110946733B CN 110946733 B CN110946733 B CN 110946733B CN 201911324267 A CN201911324267 A CN 201911324267A CN 110946733 B CN110946733 B CN 110946733B
- Authority
- CN
- China
- Prior art keywords
- sliding sleeve
- torsion
- connecting rod
- longitudinal beam
- driving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/10—Parts, details or accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/10—Parts, details or accessories
- A61G15/12—Rests specially adapted therefor, e.g. for the head or feet
- A61G15/125—Head-rests
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2210/00—Devices for specific treatment or diagnosis
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention discloses a swing head auxiliary chair for semicircular canal function test, which comprises a chair body and a swing head driving device fixed above the chair body, wherein the swing head driving device comprises a rack fixed on the chair body, an upper longitudinal beam of which the rear end is fixed at the top end of the rack, a torsion frame of which the bottom is fixed with a helmet and an automatic driving mechanism for driving the torsion frame to horizontally rotate in a reciprocating manner, and the central line of a rotating shaft of the torsion frame is hung at the front end of the upper longitudinal beam in a sliding manner along a vertical single degree of freedom; the automatic driving device drives the torsion frame to rotate, so that the helmet is driven to rotate in a reciprocating mode, automatic head throwing driving operation on a testee is achieved, the labor intensity of the testee is reduced, the head throwing control torsion amplitude and speed accuracy are high, and the accuracy of a test result is guaranteed.
Description
Technical Field
The invention relates to a medical experimental apparatus, in particular to a swing head auxiliary chair for semicircular canal function test.
Background
The function detection of the semicircular canal generally needs to be suitable for stimulating the head to rotate, when the head rotates, the endolymph shifts to the direction opposite to the rotation direction due to inertia, the terminal cap bends and deforms along with the movement, so that the hair cells and the vestibular nerve endings at the base of the hair cells are indirectly stimulated, a head pulse test system is combined to detect a testee, the existing detection or medical experiment usually carries out end twisting on the head swinging drive of the testee by using two hands of the testee, and further the head swinging is twisted, and the mode adopts a manual mode to carry out reciprocating drive twisting operation, so that the labor intensity of the testee is high, the working efficiency is low, more importantly, the manual twisting amplitude and speed are not uniform every time, the quantitative experiment is not facilitated, the test data are inaccurate due to the drive error, and the acquisition of an accurate result is influenced.
Disclosure of Invention
In view of the above, the present invention aims to overcome the defects in the prior art, and provides a swing head auxiliary chair for semicircular canal function test, which can automatically perform a swing head driving operation on a tested person, reduce the labor intensity of the tested person, control the torsion amplitude and speed with high precision, and ensure the accuracy of a test result.
The head swinging auxiliary chair comprises a chair body and a head swinging driving device fixed above the chair body, wherein the head swinging driving device comprises a rack fixed on the chair body, an upper longitudinal beam of which the rear end is fixed at the top end of the rack, a twisting frame of which the bottom is fixed with a helmet and an automatic driving mechanism for driving the twisting frame to horizontally rotate in a reciprocating manner, and the central line of a rotating shaft of the twisting frame is hung at the front end of the upper longitudinal beam in a sliding manner along a vertical single degree of freedom.
Further, the rack comprises a vertical beam and a lower longitudinal beam of which the rear end is fixed in the middle of the vertical beam, and a guide circular hole is vertically formed in the front end of the lower longitudinal beam; the torsion frame is a tripod, a guide cylinder is fixedly arranged in the middle of the tripod, and the guide cylinder is sleeved in the guide circular hole in a sliding mode, so that the central line of a rotating shaft of the torsion frame is arranged on the lower longitudinal beam in a sliding mode along the vertical single degree of freedom.
Further, still including the reciprocal sliding sleeve of slip overcoat in last longeron, automatic drive mechanism is including driving actuating cylinder and torsion connecting rod, the cylinder body that drives actuating cylinder is articulated with the frame, and the piston rod that drives actuating cylinder is articulated with reciprocal sliding sleeve, torsion connecting rod's both ends are respectively through ball hinge ball joint in the side and the reciprocal sliding sleeve of tripod respectively, reciprocal sliding sleeve drives the reciprocal wrench movement of tripod level through torsion connecting rod.
The driving sliding sleeve is sleeved on one side edge of the tripod in a sliding manner, and the height adjusting sliding sleeve, the driving sliding sleeve and the supporting sliding sleeve are provided with locking screws for self-locking; the top end of the tripod is suspended on the height adjusting sliding sleeve through an elastic suspension rope, the torsion connecting rod is a telescopic connecting rod with adjustable length, one end of the torsion connecting rod is hinged on the driving sliding sleeve through a ball, and the other end of the torsion connecting rod is hinged on the reciprocating sliding sleeve through a ball.
Furthermore, the section of the upper longitudinal beam is circular, and the section of the lower longitudinal beam is rectangular.
Furthermore, the telescopic connecting rod comprises an outer sleeve and an inner sleeve rod, the inner sleeve rod is sleeved in the outer sleeve in a threaded manner, and the telescopic connecting rod is telescopic by rotating the inner sleeve rod; and two ends of the telescopic connecting rod are respectively and fixedly provided with a hinged ball.
Further, the helmet for fixing the head is fixed at the bottom of the tripod through two vertical connecting rods.
The invention has the beneficial effects that: the head swing auxiliary chair for the semicircular canal function test drives the torsion frame to rotate through the automatic driving device, further drives the helmet to rotate in a reciprocating mode, achieves automatic head swing driving operation on a tested person, reduces labor intensity of the tested person, controls high torsion amplitude and speed precision, guarantees accurate test results, is beneficial to adjusting the height of the helmet, is suitable for the tested persons with different heights, facilitates achieving fluctuation of vertical tiny amplitude when the helmet rotates, and facilitates smoother helmet torsion.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention;
FIG. 3 is a schematic structural view of the driving sleeve of the present invention;
FIG. 4 is a schematic structural view of the height adjusting sliding sleeve according to the present invention;
FIG. 5 is a schematic view of the torsion linkage of the present invention.
Detailed Description
As shown in the figure, the head swinging auxiliary chair for semicircular canal function test in the embodiment: the swing head driving device comprises a chair body 1 and a swing head driving device fixed above the chair body 1, wherein the swing head driving device comprises a rack fixed on the chair body 1, an upper longitudinal beam 2 with the rear end fixed at the top end of the rack, a torsion frame 4 with a helmet 3 fixed at the bottom and an automatic driving mechanism for driving the torsion frame 4 to horizontally rotate in a reciprocating manner, the rack is welded and fixed on a framework of the chair body 1, a hoisting longitudinal beam is arranged along the front-back direction, the front represents the front facing the patient seat on the chair body 1, otherwise, the front is the rear, and the central line of a rotating shaft of the torsion frame 4 is hung at the front end of the upper longitudinal beam 2 in a sliding manner along the vertical single degree of freedom; the helmet 3 belongs to the prior art and is not described in detail herein; turn round the rotation of frame 4 through the automatic drive device drive, and then drive the reciprocal rotation of helmet 3, realize automatic drive operation of getting rid of the head to the testee, reduce the tester's intensity of labour, control is turned round range and speed precision height, it is accurate to guarantee the test result, the pivot central line that turns round frame 4 hangs in last longeron 2 with sliding along vertical single degree of freedom, do benefit to and adjust helmet 3 height, be applicable to the testee of different heights, and do benefit to and realize that helmet 3 realizes the fluctuation of vertical small range when rotating, it is more smooth and easy to do benefit to helmet 3 to twist reverse.
In the embodiment, the rack comprises a vertical beam 5 and a lower longitudinal beam 6 of which the rear end is fixed in the middle of the vertical beam 5, and a guide circular hole is vertically formed in the front end of the lower longitudinal beam 6; the torsion frame 4 is a tripod, a guide cylinder 7 is fixedly arranged in the middle of the tripod, and the guide cylinder 7 is sleeved in a guide circular hole in a sliding manner, so that the central line of a rotating shaft of the torsion frame 4 is arranged on the lower longitudinal beam 6 in a sliding manner along a vertical single degree of freedom; the vertical beam 5 is approximately C-shaped, as shown in the figure, the vertical beam 5 is fixedly welded with the upper longitudinal beam and the lower longitudinal beam, the guide cylinder 7 is fixedly welded in the middle of the tripod, and the structure is favorable for the translational motion and the torsional stability of the torsional frame 4.
In the embodiment, the automatic driving device further comprises a reciprocating sliding sleeve 8 which is sleeved outside the upper longitudinal beam 2 in a sliding manner, the automatic driving mechanism comprises a driving cylinder 9 and a torsion connecting rod 10, a cylinder body 9a of the driving cylinder 9 is hinged with the rack, a piston rod 9b of the driving cylinder 9 is hinged with the reciprocating sliding sleeve 8, two ends of the torsion connecting rod 10 are respectively hinged to the side edge of the tripod and the reciprocating sliding sleeve 8 through ball hinges in a ball-and-socket manner, and the reciprocating sliding sleeve 8 drives the tripod to horizontally reciprocate through the torsion connecting rod 10; the tripod rotates through the driving cylinder 9, so that the structure is simple and the cost is low; the drive is the prior art and is not described herein again; of course, the position of the driving cylinder 9, the stroke of the driving cylinder 9, the length of the torsion connecting rod 10 and the end fixing position of the torsion connecting rod 10 are reasonably arranged, so that the helmet 3 can symmetrically swing left and right relative to the right front side, and setting parameters of each part can be obtained after limited experiments without creative labor, and the helmet belongs to the prior art and is not repeated herein.
In this embodiment, the self-locking mechanism further comprises a height adjusting sliding sleeve 11 which can be locked and fixed on the front section of the upper longitudinal beam, a driving sliding sleeve 12 which can be locked and fixed on the side edge of the tripod and a supporting sliding sleeve 15 which can be locked and fixed on the rear end of the lower longitudinal beam, wherein the driving sliding sleeve 12 is sleeved on one side edge of the tripod in a sliding manner, and the height adjusting sliding sleeve 11, the driving sliding sleeve 12 and the supporting sliding sleeve 15 are all provided with locking screws 13 for self-locking; the top end of the tripod is suspended on the height adjusting sliding sleeve 11 through an elastic suspension rope 14, the torsion connecting rod 10 is a telescopic connecting rod with adjustable length, one end of the torsion connecting rod 10 is hinged on the driving sliding sleeve 12 through a ball, and the other end of the torsion connecting rod 10 is hinged on the reciprocating sliding sleeve 8 through a ball; after the height of the tripod is determined, different swing setting of the helmet 3 is facilitated by adjusting the supporting sliding sleeve 15, the driving sliding sleeve 12 and the telescopic connecting rod, multi-swing testing is achieved, and comprehensive testing is guaranteed; the cross section of the side of the tripod is rectangular, and the driving sliding sleeve 12 is suitable for being sheathed on the side of the tripod.
In the embodiment, the section of the upper longitudinal beam 2 is circular, and the section of the lower longitudinal beam 6 is rectangular; the top of the upper longitudinal material is preferably provided with guide strip-shaped grooves which are distributed along the longitudinal direction, the threads 8a on the top of the reciprocating sliding sleeve 8 penetrate through guide screws, the guide screws vertically penetrate through the reciprocating sliding sleeve 8 and are inserted into the guide strip-shaped grooves and are in sliding fit with the inner side walls of the guide strip-shaped grooves, the width of each guide strip-shaped groove is equal to the maximum excircle of the front end of each guide screw, and the front end of each guide screw is preferably a smooth excircle surface; the reciprocating sliding sleeve 8 is suitable for being sleeved on the upper longitudinal beam 2, the section of the upper longitudinal beam 2 is circular, the sliding of the reciprocating sliding sleeve 8 is guaranteed to be smooth, the supporting sliding sleeve 15 is suitable for being sleeved on the lower longitudinal beam 6, and the rectangle of the section of the lower longitudinal beam 6 is beneficial for the supporting sliding sleeve 15 to be fixed and stable.
In this embodiment, the telescopic connecting rod comprises an outer sleeve 10a and an inner sleeve 10b, the inner sleeve is threaded and sleeved in the outer sleeve, and the telescopic connecting rod is telescopic by rotating the inner sleeve; the two ends of the telescopic connecting rod are respectively and fixedly provided with the hinged balls, and the structure of the telescopic connecting rod is beneficial to length adjustment, convenient to use and high in adjusting efficiency.
In this embodiment, the helmet 3 for fixing the head is fixed to the bottom of the tripod by two vertical connecting rods; as shown in the figure, the left and right sides of the top of the helmet 3 are all welded and fixed with a left connecting rod and a right connecting rod, and the top ends of the left and right connecting rods (including a left connecting rod 16a and a right connecting rod 16b) are all welded and fixed at the bottom of the tripod, so that the helmet 3 is ensured to be fixed stably.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides a semi-circular canal functional test is with getting rid of supplementary chair of head which characterized in that: the swing head driving device comprises a frame fixed on the chair body, an upper longitudinal beam with the rear end fixed at the top end of the frame, a torsion frame with a helmet fixed at the bottom and an automatic driving mechanism for driving the torsion frame to horizontally rotate in a reciprocating manner, wherein the central line of a rotating shaft of the torsion frame is hung at the front end of the upper longitudinal beam in a sliding manner along a vertical single degree of freedom; the rack comprises a vertical beam and a lower longitudinal beam of which the rear end is fixed in the middle of the vertical beam, and a guide round hole is vertically formed in the front end of the lower longitudinal beam; the torsion frame is a tripod, a guide cylinder is fixedly arranged in the middle of the tripod, and the guide cylinder is sleeved in the guide circular hole in a sliding manner, so that the central line of a rotating shaft of the torsion frame is arranged on the lower longitudinal beam in a sliding manner along the vertical single degree of freedom; the automatic driving mechanism comprises a driving cylinder and a torsion connecting rod, the cylinder body of the driving cylinder is hinged with the rack, the piston rod of the driving cylinder is hinged with the reciprocating sliding sleeve, two ends of the torsion connecting rod are respectively in ball hinge connection with the side edge of the tripod and the reciprocating sliding sleeve through ball hinges, and the reciprocating sliding sleeve drives the tripod to horizontally and reciprocally twist through the torsion connecting rod; the self-locking mechanism comprises a tripod, a height adjusting sliding sleeve, a driving sliding sleeve and a supporting sliding sleeve, wherein the height adjusting sliding sleeve can be fixedly arranged on the front section of the upper longitudinal beam in a locking manner, the driving sliding sleeve can be fixedly arranged on the side edge of the tripod, the supporting sliding sleeve can be fixedly arranged at the rear end of the lower longitudinal beam in a locking manner, the driving sliding sleeve is sleeved on one side edge of the tripod in a sliding manner, and the height adjusting sliding sleeve, the driving sliding sleeve and the supporting sliding sleeve are respectively provided with a locking screw for self-locking; the top end of the tripod is suspended on the height adjusting sliding sleeve through an elastic suspension rope, the torsion connecting rod is a telescopic connecting rod with adjustable length, one end of the torsion connecting rod is hinged on the driving sliding sleeve through a ball, and the other end of the torsion connecting rod is hinged on the reciprocating sliding sleeve through a ball.
2. The swing head auxiliary chair for semicircular canal function test according to claim 1, wherein: the cross section of the upper longitudinal beam is circular, and the cross section of the lower longitudinal beam is rectangular.
3. The swing head auxiliary chair for semicircular canal function test according to claim 1, wherein: the telescopic connecting rod comprises an outer sleeve and an inner sleeve rod, the inner sleeve rod is sleeved in the outer sleeve in a threaded manner, and the telescopic connecting rod is stretched by rotating the inner sleeve rod; and two ends of the telescopic connecting rod are respectively and fixedly provided with a hinged ball.
4. The swing head auxiliary chair for semicircular canal function test according to claim 3, wherein: the helmet for fixing the head is fixed at the bottom of the tripod through the two vertical connecting rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911324267.5A CN110946733B (en) | 2019-12-20 | 2019-12-20 | Head-swinging auxiliary chair for function test of semicircular canal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911324267.5A CN110946733B (en) | 2019-12-20 | 2019-12-20 | Head-swinging auxiliary chair for function test of semicircular canal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110946733A CN110946733A (en) | 2020-04-03 |
| CN110946733B true CN110946733B (en) | 2022-07-08 |
Family
ID=69983118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911324267.5A Active CN110946733B (en) | 2019-12-20 | 2019-12-20 | Head-swinging auxiliary chair for function test of semicircular canal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110946733B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0643568A1 (en) * | 1992-06-03 | 1995-03-22 | Giannella, Francesco | A support device for a dentist's drill |
| CN101773702A (en) * | 2010-01-04 | 2010-07-14 | 北京航空航天大学 | Human body sensory conflict inducing device |
| CN101779948A (en) * | 2009-01-16 | 2010-07-21 | 北京斯睿美医疗科技有限公司 | Body position rotating device and system |
| CN104524691A (en) * | 2015-01-27 | 2015-04-22 | 中国人民解放军海军总医院 | Vestibular illusion inducing device |
| CN104622614A (en) * | 2015-02-05 | 2015-05-20 | 徐州工业职业技术学院 | Automatic cervical traction chair structure |
| CN204468368U (en) * | 2015-01-27 | 2015-07-15 | 王洪敏 | A kind of full automatic cervical traction chair |
| CN109009663A (en) * | 2018-07-18 | 2018-12-18 | 大连葆光节能空调设备厂 | Benign paroxysmal positional vertigo vibration therapy equipment |
| CN209044997U (en) * | 2018-03-16 | 2019-06-28 | 温州市人民医院 | A kind of installing type semicircular canal model component |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9884200B2 (en) * | 2008-03-10 | 2018-02-06 | Neuronetics, Inc. | Apparatus for coil positioning for TMS studies |
| CN105769440B (en) * | 2015-10-22 | 2017-03-22 | 华中科技大学同济医学院附属协和医院 | Otolithiasis diagnosis and treatment and semicircular canal function test integrated system |
| CN207640391U (en) * | 2018-04-10 | 2018-07-24 | 国医华科（天津）医疗科技集团有限公司 | A kind of vestibular function apparatus for diagnosis and therapy |
-
2019
- 2019-12-20 CN CN201911324267.5A patent/CN110946733B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0643568A1 (en) * | 1992-06-03 | 1995-03-22 | Giannella, Francesco | A support device for a dentist's drill |
| CN101779948A (en) * | 2009-01-16 | 2010-07-21 | 北京斯睿美医疗科技有限公司 | Body position rotating device and system |
| CN101773702A (en) * | 2010-01-04 | 2010-07-14 | 北京航空航天大学 | Human body sensory conflict inducing device |
| CN104524691A (en) * | 2015-01-27 | 2015-04-22 | 中国人民解放军海军总医院 | Vestibular illusion inducing device |
| CN204468368U (en) * | 2015-01-27 | 2015-07-15 | 王洪敏 | A kind of full automatic cervical traction chair |
| CN104622614A (en) * | 2015-02-05 | 2015-05-20 | 徐州工业职业技术学院 | Automatic cervical traction chair structure |
| CN209044997U (en) * | 2018-03-16 | 2019-06-28 | 温州市人民医院 | A kind of installing type semicircular canal model component |
| CN109009663A (en) * | 2018-07-18 | 2018-12-18 | 大连葆光节能空调设备厂 | Benign paroxysmal positional vertigo vibration therapy equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110946733A (en) | 2020-04-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110946733B (en) | Head-swinging auxiliary chair for function test of semicircular canal | |
| CN211460159U (en) | Device for checking degree of strabismus of eyes | |
| CN108577842A (en) | Magnetic resonance examination fixing device | |
| CN209332022U (en) | A kind of Vission detector easy to use | |
| CN209136722U (en) | A kind of three-dimensional adjustable hitch frame of assembly type | |
| CN212880858U (en) | Self-adjusting upper limb tractor | |
| CN114557785A (en) | Orthodontic device | |
| CN208851693U (en) | A kind of medical experiment monkey auxiliary examination device | |
| CN209360733U (en) | A kind of ultrasonic examination chair | |
| CN208390074U (en) | A kind of clinical laboratory's adjustable rack for test tube | |
| CN211356654U (en) | Back massage armchair of angularly adjustable | |
| CN219940654U (en) | Color Doppler ultrasound probe position holding bracket | |
| CN208598456U (en) | A kind of adjustable hysteroscope needle holder of multi-angle | |
| CN212546902U (en) | Metering test base of computer optometry instrument | |
| CN214550868U (en) | Exercise device that motion medical science is used for shoulder joint postoperative | |
| CN209153372U (en) | Manual back rubbing device | |
| CN219699912U (en) | Telescopic sensor fixing frame | |
| CN219439098U (en) | Pneumatic double-shaft swing frame | |
| CN212699633U (en) | Traditional chinese medical science is positioner for acupuncture | |
| CN210077682U (en) | Body position adjusting and fixing device for CT examination | |
| CN215463866U (en) | Swing limiter and blood drawing test tube shake even device | |
| CN213311389U (en) | Leg joint moving device for orthopedic rehabilitation | |
| CN212090530U (en) | Neural paralysis physiotherapy equipment for neurosurgery | |
| CN215739005U (en) | Lumbar vertebra rehabilitation therapeutic apparatus | |
| CN219579372U (en) | Eye muscle rehabilitation training instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |