CN109528192A - A kind of electromyographic signal collection subsidiary chair - Google Patents
A kind of electromyographic signal collection subsidiary chair Download PDFInfo
- Publication number
- CN109528192A CN109528192A CN201811544017.8A CN201811544017A CN109528192A CN 109528192 A CN109528192 A CN 109528192A CN 201811544017 A CN201811544017 A CN 201811544017A CN 109528192 A CN109528192 A CN 109528192A
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- China
- Prior art keywords
- seat
- cross beam
- subsidiary
- beam frame
- chair
- 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.)
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- 239000011229 interlayer Substances 0.000 claims description 19
- 210000000988 bone and bone Anatomy 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 23
- 210000003205 muscle Anatomy 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 11
- 238000013461 design Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005021 gait Effects 0.000 description 3
- 230000003183 myoelectrical effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 210000000689 upper leg Anatomy 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 210000001699 lower leg Anatomy 0.000 description 2
- 241000489861 Maximus Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000002567 electromyography Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 210000000629 knee joint Anatomy 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 210000002303 tibia Anatomy 0.000 description 1
- 239000004636 vulcanized rubber Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/389—Electromyography [EMG]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/22—Ergometry; Measuring muscular strength or the force of a muscular blow
- A61B5/224—Measuring muscular strength
- A61B5/227—Measuring muscular strength of constricting muscles, i.e. sphincters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6887—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient mounted on external non-worn devices, e.g. non-medical devices
- A61B5/6891—Furniture
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physical Education & Sports Medicine (AREA)
- Special Chairs (AREA)
Abstract
A kind of electromyographic signal collection subsidiary chair, including seat and the chair back, it further include lock uint, clamp device, the chair back is arranged in seat rear end, the two sides of subsidiary chair are arranged in cross beam frame, the front end of seat is arranged in cross beam frame, the cross beam frame is used to support crossbeam, the cross beam frame forms relatively-stationary angle by lock uint and seat, the both ends of the crossbeam are connect with cross beam frame, the chair back and seat are hinged, so that the chair back at least has flattening coplanar with seat and forms the backrest state at right angle or obtuse angle, the clamp device is used to adjust the relative angle of the chair back and seat；People carry out the measurement of muscle equal length convergent force in which can be convenient using equipment.
Description
Technical field
The present invention relates to health-oriented products design fields more particularly to a kind of for assisting the chair of electromyographic signal collection.
Background technique
Now domestic most of gait analysis laboratory can all be equipped with surface myoelectric measuring device, and surface myoelectric measures
Having an indispensable link in the process is exactly the measurement of MVC, right although the measurement of MVC has unified standard gestures
It is to differ widely, and the composition of the lower limb surface muscle of gait analysis measurement is much the same in the device of MVC measurement.It is existing
There is technology to lack the device for facilitating myoelectricity to test, so each laboratory all obtains MVC using respective Method means, wherein not
It is weary to use manual measurement, cause the measurement of MVC to have biggish experiment abberation, a kind of subsidiary equipment is needed to make measurement more
Standards and specifications are worthy to be popularized and eliminate the error of manual measurement, so that test more standard, and subject is enable to make
Maximum isometric force out obtains best MVC data.
Summary of the invention
For this reason, it may be necessary to provide a kind of subsidiary equipment of novel state, people are carried out in which can be convenient using equipment
The measurement of muscle equal length convergent force.
To achieve the above object, a kind of electromyographic signal collection subsidiary chair, including seat and the chair back are inventor provided,
It further include lock uint, clamp device, the chair back is arranged in seat rear end, and the two sides of subsidiary chair are arranged in cross beam frame,
The front end of seat is arranged in cross beam frame, and the cross beam frame is used to support crossbeam, and the cross beam frame passes through lock uint and seat shape
At relatively-stationary angle, the both ends of the crossbeam are connect with cross beam frame, and the chair back and seat are hinged, so that the chair back at least has
There is flattening coplanar with seat and form the backrest state at right angle or obtuse angle, the clamp device is for adjusting phase of the chair back with seat
To angle.
Specifically, further include the first interlayer in the seat, include first clamping plate in interlayer, clamping plate can be extracted out outward simultaneously
Upward supporting plane is formed, further includes the second interlayer in the chair back, includes second clamping plate in the interlayer, second folder
Plate can be extracted out from the second interlayer.
Preferably, the crossbeam is rubber.
Optionally, the cross beam frame is expansion bracket.
Optionally, the expansion bracket is more piece umbrella rib type expansion bracket.
Optionally the expansion bracket is scissor angle adjustable frame.
Specifically, spiracle is provided in second clamping plate described in.
It specifically, further include handrail, the two sides of seat are arranged in the handrail.
It is different from the prior art, above-mentioned technical proposal can be provided easily for people when electromyographic signal collection is tested
Sitting posture supports or Horizontal supporting, and meets the demand of having an effect of multiple location muscle group by adjustable crossbeam, can effectively keep away
Exempt from crick, and the electric signal in relation to muscle group is acquired by electrod-array, by auxiliary MVC measurement, solves the prior art
In there is no the problem of electromyography signal aided measurement device.
Detailed description of the invention
Fig. 1 is that electromyographic signal collection subsidiary chair appearance described in the specific embodiment of the invention uses figure；
Fig. 2 is that electromyographic signal collection subsidiary chair prone position described in the specific embodiment of the invention uses figure；
Fig. 3 is lock uint schematic diagram described in the specific embodiment of the invention；
Fig. 4 is clamp device schematic diagram described in the specific embodiment of the invention；
Fig. 5 is the first Mezzanine Map of seat described in the specific embodiment of the invention；
Fig. 6 is subsidiary chair chaise longue status diagram described in the specific embodiment of the invention；
Fig. 7 is subsidiary seat chair status diagram described in the specific embodiment of the invention.
Description of symbols:
1, seat；
11, cross beam frame；
12, crossbeam；
13, first clamping plate；
14, supporting element；
2, the chair back；
21, second clamping plate；
3, lock uint；
41, fastener；
42, hook；
5, personnel are tested；
6, handrail.
Specific embodiment
Technology contents, construction feature, the objects and the effects for detailed description technical solution, below in conjunction with specific reality
It applies example and attached drawing is cooperated to be explained in detail.
Fig. 1 and Fig. 2 is please referred to, is a kind of electromyographic signal collection subsidiary chair of the invention, including seat 1 and the chair back 2,
It further include lock uint, clamp device, the chair back 2 is arranged in 1 rear end of seat, and the two of subsidiary chair are arranged in cross beam frame 11
Side, cross beam frame are arranged in the front end of seat, and the cross beam frame is used to support crossbeam 12, the cross beam frame by lock uint 3 with
Seat forms relatively-stationary angle, and the both ends of the crossbeam are connect with cross beam frame.The chair back and seat are hinged, so that the chair back
At least there is the backrest state that is coplanar with seat and forming right angle or obtuse angle that flattens, the clamp device be used in the adjustment chair back and
It is fastened after the relative angle of seat.In the embodiment shown in fig. 1, cross beam frame and seat are in negative angle, so that horizontal
Beam is lower than seat plane, after the angle is fixed, is equivalent to and limits the sitting posture of experimenter.In past technical solution
In, gait analysis experiment is most of to be all equipped with surface myoelectric measuring device, be the survey of MVC including dynamoelectric signal measurement
Amount, although the measurement of MVC has unified standard gestures, be the absence of for MVC measurement device design, by the above-mentioned chair back,
The chair back, seat, crossbeam can be set in special angle by seat, the design of crossbeam and the fixation of lock uint, clamp device,
Then when subject personnel 5 measure, without repeatedly being instructed by experimenter again, directly it is allowed to be sitting on chair, incited somebody to action
Instep is simultaneously resisted crossbeam i.e. and can reach the MVC measurement posture of sitting posture by gap of the foot across crossbeam and seat, can satisfy
Sitting posture measures the demand of having an effect of tibialis anterior, when crossbeam resists the distal end of shin bone front end, additionally it is possible to meet sitting posture measurement stock four-head
The demand of having an effect of flesh.And in other embodiments as shown in Figure 2 when the chair back adjust as seat same horizontal line, and by turn
Crossbeam is turned to the state perpendicular to seat by dynamic cross beam frame, instructs subject personnel's prostrate at this time, and knee joint bending is by rear heel string
Crossbeam is resisted, the demand of having an effect of prone position measurement biceps muscle of thigh can be satisfied.
The basic role of crossbeam is to meet against the needs of having an effect, and in a preferred embodiment, the material of crossbeam can
To be selected as rubber parts, can choose partially hard vulcanized rubber, it is hurtless in protection staff and meanwhile still provide it is enough just
Property active force, the MVC that is more suitable measurement demand.Further rubber parts and dynamometer can also be attached, one
In a little embodiments, dynamometry is calculated as pressure sensor or power galvanic couple, and the data of dynamometer are converted by analog-to-digital conversion equipment to calculating
Machine is acquired, and the collection result fluctuation of dynamometer in the time domain can be existed by subsequent processing, assistant analysis MVC measurement data
When the fluctuation that meets it is whether reasonable, if belong to error etc., it is direct that the data itself that dynamometer obtains can also be used to experimenter
Whether evaluation subject personnel correctly have an effect, convenient for timely correction during the experiment.Dynamometer obtains data and can adopt with MVC
The data collected together, the preferably progress of assistant experiment.
The specific effect of lock uint and clamp device is that two components that coordination hinge structure connects articulated structure are consolidated
It is scheduled on a relative position, to fasten.Design can much be used for reference by having in the prior art, only attempt herein two with explanation,
In embodiment shown in Fig. 3, lock uint 3 is bolt, and the articulated structure between the bolt and cross beam frame 11 and seat 1 is coaxial,
When needing to rotate bolt unscrew when need it is relatively stuck when bolt screw, thus can reach cross beam frame with
Seat technical effect in different angles.In the embodiment shown in fig. 4, clamp device is fastening assembly, including hook 42 with
The fixed end of fastener 41, hook is hinged with the chair back, and moved end is adapted with fastener, fastener be it is multiple, setting is in seat side to paper
Outer protrusion, multiple fasteners are different from the distance between the articulated shaft of seat and the chair back, and the chair back 2 and seat 1 are horizontal in the figure
State, fastening assembly can not be hooked together mutually.When needing to erect the chair back, hook is mutually hooked together with one in fastener, is made
It obtains the chair back and seat forms right angle or obtuse angle.To achieve the effect that the chair back and seat are fixed to each other.Sealed dress illustrated above
It sets and clamp device can also be replaced mutually, other designs of the prior art can also be applicable in, need to only meet totality of the invention
Spirit.
In some other specific embodiment, as shown in figure 5, further including the first interlayer, the first interlayer in the seat 1
Interior includes first clamping plate 13, and upward supporting plane can be extracted outward and be formed to clamping plate out, in order to preferably be supported in Fig. 3
Shown in embodiment, it will be seen that can design single supporting element 14 in interlayer, supporting element can be as shown in the figure
Small column is also possible to other limit plates etc., only needs that activity of the first clamping plate in interlayer can be supported, and provide the sky of sliding
Between, 13 tail portion of first clamping plate may include baffle 131, and baffle can block supporting element 14 when clamping plate is extracted out and make it not
It can deviate from from interlayer.Supporting element 14 is also possible to dual-row design and clamping plate will not be moved up and down after pulling out interlayer, thus
Enough support forces are provided.Similar optimization design is referred to the design of existing class drawer, our clamping plate has here
The demand of drawer-like and to meet similar function, repeats no more.It similarly, further include the second interlayer in the chair back,
It include second clamping plate 21 in the interlayer, the second clamping plate can extract out from the second interlayer.Second clamping plate is used for convenience
It is more wide by first clamping plate, second clamping plate offer to be also provided with (referring to Fig. 6) of spiracle 211 thereon for the prostrate at family
Supporting plane, enable user more comfortable when carrying out prone position test, can be provided more preferably for knee and hand
Support.
In a further embodiment, first clamping plate also needs to provide support for the shank laid flat, therefore cross beam frame needs
It is set as scalable component, after being tested personnel prone position, cross beam frame is contracted to crossbeam and is abutted against on rear side of subject personnel thigh
Distal end position when, this subsidiary chair can be used for the collection of the gluteus maximus MVC measurement data of prone position.Some embodiments
In, when subject's lateral position, adjust inclined upward of the cross beam frame to first clamping plate, adjustment crossbeam to withstanding shank distal,
The MVC signal of gluteus medius is acquired in these embodiments when this subsidiary chair can be used for lateral position, expansion bracket can
Think more piece umbrella rib type expansion bracket, is wherein limited and fixed by Elastic buckle between more piece umbrella frame and umbrella frame.In some other reality
Scissor angle adjustable frame can also be provided accordingly to by applying in example, cross beam frame is fixed with stretching bullet with respect between the distal end and proximal end of seat
Spring enables cross beam frame effectively to block subject personnel's thigh etc..The operation of more measurement chairs is provided through the above way
The problem of mode facilitates the application of more MVC measurement positions in practice, better solved electromyographic signal collection, improves
The practicability of the invention designed.
In the embodiment shown in fig. 7, our subsidiary chair further includes handrail, and the two sides of seat are arranged in handrail,
Play the role of support, protection to the body of subject personnel.
The above description is only an embodiment of the present invention, is not intended to limit scope of patent protection of the invention, although
The various embodiments described above are described, once a person skilled in the art knows basic creative concepts, then can be right
These embodiments make other change and modification, so the above description is only an embodiment of the present invention, are not intended to limit this
The scope of patent protection of invention, it is all to be become using equivalent structure made by description of the invention and accompanying drawing content or equivalent process
It changes, being applied directly or indirectly in other relevant technical fields, similarly includes within scope of patent protection of the invention.
Claims (8)
1. a kind of electromyographic signal collection subsidiary chair, which is characterized in that further include lock uint, tight including seat and the chair back
It is fixedly mounted with and sets, the chair back is arranged in seat rear end, and the two sides of subsidiary chair are arranged in cross beam frame, and seat is arranged in cross beam frame
Front end, the cross beam frame are used to support crossbeam, and the cross beam frame forms relatively-stationary angle, institute by lock uint and seat
The both ends for stating crossbeam are connect with cross beam frame, and the chair back and seat are hinged so that the chair back at least have flattening coplanar with seat and
The backrest state at right angle or obtuse angle is formed, the clamp device is used to adjust the relative angle of the chair back and seat.
2. electromyographic signal collection subsidiary chair according to claim 1, which is characterized in that further include in the seat
One interlayer, interior interlayer includes first clamping plate, and clamping plate can extract outward and be formed upward supporting plane out, also wrap in the chair back
The second interlayer is included, includes second clamping plate in the interlayer, the second clamping plate can extract out from the second interlayer.
3. electromyographic signal collection subsidiary chair according to claim 1, which is characterized in that set in second clamping plate described in
It is equipped with spiracle.
4. electromyographic signal collection subsidiary chair according to claim 1, which is characterized in that the crossbeam is rubber.
5. electromyographic signal collection subsidiary chair according to claim 1, which is characterized in that the cross beam frame is flexible
Frame.
6. electromyographic signal collection subsidiary chair according to claim 5, which is characterized in that the expansion bracket is multi-section umbrella
Bone formula expansion bracket.
7. electromyographic signal collection subsidiary chair according to claim 5, which is characterized in that the expansion bracket is stretched for scissors
Contracting frame.
8. electromyographic signal collection subsidiary chair according to claim 1, which is characterized in that it further include handrail, it is described to help
The two sides of seat are arranged in hand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811544017.8A CN109528192A (en) | 2018-12-17 | 2018-12-17 | A kind of electromyographic signal collection subsidiary chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811544017.8A CN109528192A (en) | 2018-12-17 | 2018-12-17 | A kind of electromyographic signal collection subsidiary chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109528192A true CN109528192A (en) | 2019-03-29 |
Family
ID=65855235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811544017.8A Pending CN109528192A (en) | 2018-12-17 | 2018-12-17 | A kind of electromyographic signal collection subsidiary chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109528192A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110301922A (en) * | 2019-06-12 | 2019-10-08 | 四川大学 | A kind of Calf muscle aging test device |
| CN117679049A (en) * | 2024-01-29 | 2024-03-12 | 北京大学第三医院（北京大学第三临床医学院） | Surface myoelectricity auxiliary test assembly under maximum isometric independent contraction condition |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1394853A (en) * | 1964-02-22 | 1965-04-09 | Convertible and foldable armchair | |
| CH604627A5 (en) * | 1976-03-10 | 1978-09-15 | Hansruedi Kleinert | Sun-bed supported by legs and roller |
| CN202365931U (en) * | 2011-12-09 | 2012-08-08 | 滨州医学院附属医院 | Blood collection chair |
| CN104146805A (en) * | 2014-08-18 | 2014-11-19 | 佛山市乙太医疗用品有限公司 | Chair for treating lumbar vertebra lesion |
| CN104545099A (en) * | 2014-11-27 | 2015-04-29 | 邓庚厚 | Multifunctional fitness chair |
| CN205410428U (en) * | 2015-11-07 | 2016-08-03 | 刘其汉 | Seat trinity folding chair of sleeping of lying |
| CN206499619U (en) * | 2016-11-22 | 2017-09-19 | 西安交通大学第一附属医院 | A kind of right heart acoustic contrast auxiliary examination system |
| CN108542165A (en) * | 2018-06-21 | 2018-09-18 | 韩久新 | A kind of office chair facilitating rest |
| CN209915991U (en) * | 2018-12-17 | 2020-01-10 | 福建中医药大学 | Myoelectric signal acquisition auxiliary measuring chair |
-
2018
- 2018-12-17 CN CN201811544017.8A patent/CN109528192A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1394853A (en) * | 1964-02-22 | 1965-04-09 | Convertible and foldable armchair | |
| CH604627A5 (en) * | 1976-03-10 | 1978-09-15 | Hansruedi Kleinert | Sun-bed supported by legs and roller |
| CN202365931U (en) * | 2011-12-09 | 2012-08-08 | 滨州医学院附属医院 | Blood collection chair |
| CN104146805A (en) * | 2014-08-18 | 2014-11-19 | 佛山市乙太医疗用品有限公司 | Chair for treating lumbar vertebra lesion |
| CN104545099A (en) * | 2014-11-27 | 2015-04-29 | 邓庚厚 | Multifunctional fitness chair |
| CN205410428U (en) * | 2015-11-07 | 2016-08-03 | 刘其汉 | Seat trinity folding chair of sleeping of lying |
| CN206499619U (en) * | 2016-11-22 | 2017-09-19 | 西安交通大学第一附属医院 | A kind of right heart acoustic contrast auxiliary examination system |
| CN108542165A (en) * | 2018-06-21 | 2018-09-18 | 韩久新 | A kind of office chair facilitating rest |
| CN209915991U (en) * | 2018-12-17 | 2020-01-10 | 福建中医药大学 | Myoelectric signal acquisition auxiliary measuring chair |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110301922A (en) * | 2019-06-12 | 2019-10-08 | 四川大学 | A kind of Calf muscle aging test device |
| CN110301922B (en) * | 2019-06-12 | 2023-12-19 | 四川大学 | Calf muscle aging testing device |
| CN117679049A (en) * | 2024-01-29 | 2024-03-12 | 北京大学第三医院（北京大学第三临床医学院） | Surface myoelectricity auxiliary test assembly under maximum isometric independent contraction condition |
| CN117679049B (en) * | 2024-01-29 | 2024-04-09 | 北京大学第三医院（北京大学第三临床医学院） | Surface myoelectricity auxiliary test assembly under maximum isometric independent contraction condition |
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Application publication date: 20190329 |