CN1169673A - Apparatus and method for continuous passive movement of the lumbar region - Google Patents
Apparatus and method for continuous passive movement of the lumbar region Download PDFInfo
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- CN1169673A CN1169673A CN 95192434 CN95192434A CN1169673A CN 1169673 A CN1169673 A CN 1169673A CN 95192434 CN95192434 CN 95192434 CN 95192434 A CN95192434 A CN 95192434A CN 1169673 A CN1169673 A CN 1169673A
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- 210000004705 lumbosacral region Anatomy 0.000 title description 13
- 230000003068 static effect Effects 0.000 claims abstract description 15
- 230000001045 lordotic effect Effects 0.000 claims description 22
- 230000004044 response Effects 0.000 claims description 7
- 238000013022 venting Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
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- 208000007623 Lordosis Diseases 0.000 abstract description 3
- 230000001351 cycling effect Effects 0.000 abstract 1
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- 229910052753 mercury Inorganic materials 0.000 description 8
- 208000000875 Spinal Curvatures Diseases 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000009183 running Effects 0.000 description 3
- 208000008035 Back Pain Diseases 0.000 description 2
- 208000008930 Low Back Pain Diseases 0.000 description 2
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Images
Abstract
A device for cycling a person's lower back within the general confines of lordosis. The device includes a generally stationary structure that conforms to the person's back and a force applying device (18) positioned between the stationary structure and the person's back. The force applying means includes a back engaging surface that is cyclically movable to increase and decrease the distance between the static structure and the back engaging surface to cyclically move the lower back within the confines of lordosis. A sensor (54) whose output is responsive to the force between the back-engaging surface and the lower back, and whose output is used by the force applying means to control the force applied to the back. A timing circuit (24) provides a force increase period to increase the force applied to the back to a preselected maximum and a force decrease period to decrease the force applied to the back. A substantially steady force period may be provided between the force increasing period and the force decreasing period.
Description
The present invention relates to health and particularly the lumbar region of spinal column is provided the method and apparatus of continuous passive motion.
U.S. Patent number 4,981,131 to one of the present inventor issue discloses the lumbar region circulation device that makes spinal column for the purpose that alleviates low back pain in lordotic approximate range.It is for referencial use to quote the content that this patent tells about at this.In this patent, one with the contacted inflatable pneumatic mattress in back pressurized and the decompression to cause significant change at the lordosis position.Yet, in the whole circulation of inflation and venting, do not have measure to measure and control the power at the back that puts on the people.Therefore, this patent method of teaching can not adapt to the variation of spinal curvature, attitude and the position of people in the spinal column activity well.This patent is not taught position adjustment with air cushion to adapt to different individuals yet.
Be used in lordotic approximate range, making people's lower back portion circulation device to comprise and immobilized substantially structure that people's back is pressed close to and be positioned over static structures and the back between force application apparatus.Force application apparatus comprises a back binding face, and it can circulate and move increasing and to reduce the static(al) structure with the distance between this back binding face, thereby makes the lower back portion circulation in lordotic scope.Adopt a pick off, it is exported in response to the power between back binding face and the lower back portion.Force application apparatus responds to the output of pick off, puts on the power at back with control.In a preferred embodiment, this device also comprises programmable circuit, is used for power is controlled to be the function of the time of selection in advance.In this embodiment, this device comprises timing circuit, and the strength that increases the phase and reduce to be applied to the power at back with the peaked strength that provides the power that will put on the back to be increased to preliminary election reduces the phase.Reduce to provide between the phase the 3rd strength phase, promptly roughly stable strength phase in strength increase phase and strength.
In one embodiment, force application apparatus comprises inflatable and the air cushion of venting and the pick off that the pressure in the air cushion is responded.The air pump supply air flow is used for to the air cushion inflation and adopts a valve that links to each other with air cushion to be used for exitting to air cushion.The position of back binding face is preferably adjustable for height, so that the power binding face can adapt to specific people's lumbar region.
Again in another embodiment, force application apparatus comprises ratch and gear or mechanical cam mechanism, is used for increasing circularly and reducing to act on the power of people's back.In this mechanical embodiments, strength sensor is a kind of measuring cell.
The feedback of power of the present invention allows to be deacclimatized by the maximum, force of user's preliminary election spinal curvature and other factors of specific user.
Fig. 1 is the cutaway view of the embodiment of device disclosed herein.
Fig. 2 is the sketch map of the component placement of device of the present invention.
Fig. 3 is the functional relationship sketch map between the element of device of the present invention.
Fig. 4 is the curve chart as the support force of the function of time.
Fig. 5 is the logic chart of the feedback of power.
Fig. 6 and Fig. 7 are mastery routine circular chart and interrupt routine circular chart.
Fig. 8 is the cutaway view of the cam-operated embodiment of employing of the present invention.
Fig. 9 is the cutaway view of ratch of the present invention and gear embodiment.
Figure 10, Figure 11 and Figure 12 are the perspective views of the embodiment of the permission of the present invention position of adjusting inflatable pneumatic mattress.
Figure 13 is the perspective view that comprises the embodiment of a plurality of air cushions of the present invention.
Figure 14 is the cutaway view of the embodiment of Figure 13.
Figure 15 is the perspective view that allows the embodiment of the position that machinery adjusts inflatable pneumatic mattress of the present invention.
Figure 16 is the cutaway view of the embodiment of Figure 15.
Figure 17 is used to lie on the back the cutaway view of the embodiment that uses.
At first with reference to Fig. 1, a people 10 is sitting on the seat 12 that has end supporting surface 14 and back part 16.Typical seat 12 may be the seat on automobile or other vehicles (aircraft, steamer), perhaps, and the chair of office for example.Be positioned in the present embodiment between people 10 and the backrest 16 is a continuous passive motion equipment 18.To understand that as following equipment 18 comprises and is used for mobile circularly people's 10 lumbar region 20 so that make lower back portion or lumbar region 20 circulation devices in lordotic approximate range.
As what in applicant's U.S. Patent number formerly 4,981,131, gone through, studies show that the lower back portion continuous passive motion in lordotic approximate range has been eliminated low back pain.Such motion is not the massage that only relates to epidermal tissue, but has constituted the mutual motion of vertebra.Owing to change between spinal curvature each individual in population, thereby a suitable people's power may be not enough or excessive to another person.The power that the present invention recognizes these differences and preliminary election is provided adapts to these variations in general population to the pattern of time.
Fig. 2 is the sketch map of the layout used in implementing commercial version of the present invention, and this layout can be from the application's assignee, Vermont, and the Ergomedics company of Winooski obtains.In the present embodiment, can be from California, the AppolloEnterprises company of Ontarol obtains, and 5000 type air pumps can be preferably with the similar 12 volts of interchanges of pump (AC) pump that is used for to the fish box inflation.Air pump 22 is preferably alternative, because ac pump is than similar straightway pump cheapness.Control and processor circuit board 24 synthetic suitable AC power are supplied to air pump 22 by lead 26.Processor plate 24 works in 12 volts of DC voltages, and this voltage is by providing such as the cigar lighter on the automobile.Processor 24 is converted to four phase AC square waves with 12 volts of DC, air feed pump 22 runnings.
Four phase square waves from 6.92 milliseconds+12 volts of 0 volts of turning to 1.54 milliseconds, turn to 6.66 milliseconds-12 volts, turn to 1.54 milliseconds 0 volt, get back to+12 volts etc.By this process, generation one is roughly the waveform of 60HZ.Suitable air pump may be in this scope of 10-150HZ.Preferably, the minimum pressure therapeutic method to keep the adverse QI flowing downwards flow at 150 millimeters tribute posts is in the flow rates that per minute 4-6 rises.Air pump 22 is supplied air by flexible catheter 30 to air cushion 28.Valve 32 links to each other with conduit 30, and allows air to flow out from air cushion 28 when it is opened.From Connecticut, the Bicron electronics corporation of Canaan can obtain identifying the suitable valve 32 that Part No. is B6673.This valve is unlocked when being added with voltage usually and closes.It comprises that a returning spring is used for enforced opening.
Referring now to Fig. 3, device 18 comprises operator control panel, and for example intervalometer 40, ON42 and OFF button 44 and pressure control knob 46.When the motion of this device, can adopt one to send out diode (LED) 48 first and show.
An importance of the present invention is the variation of the position of considering that the variation on user spinal curvature and other factors is for example sat and have and can control the power that is applied to lumbar region.According to this embodiment of the invention, in case open this device, air pump 22 beginnings are to air cushion 28 supply air.Cause that the pressure in the air cushion 28 raises.This pressure comes continuous monitoring by pressure transducer 34.Because pressure transducer 34 is by linking to each other with air pump 28 with pipeline that air pump 22 employed conduits are separated, thereby pressure transducer 34 is with isolated by the low-level pressure oscillation of the running generation of air pump 22.Operator's working pressure control knob 46 is adjusted desirable pressure setting.The pre-selection pressure that is provided with by the user will maintain within nominal set-point ± 4 millimetress of mercury.In Fig. 4, this pressure hysteresis phenomenon has been described.Straight line 50 and straight line 52 have limited and can be adjusted at the nominal pre-selection pressure of 10 millimetress of mercury within the scope of 140 millimetress of mercury.For guaranteeing suitable characteristic curve, pressure transducer 34 should have the sensitivity of the pressure variation of experiencing 2 millimetress of mercury in the air cushion 28.
As shown in Figure 4, system circulates between two kinds of situations, inflates phase and venting phase exactly.Typical inflation curve is represented by curve 54.In this stage, pressure reaches and drops on usually by in straight line 50 and the 52 determined bands by being increased to than the power that acts on the back.For example, have a spot of overshoot and Xia Chong according to user's motion.The user utilizes intervalometer control knob 40 can adjust the inflationtime in straight line 56 left sides and the deflation time on straight line 56 right sides.Typical curve is the venting that 60 seconds inflation was right after 60 seconds afterwards.
During the time control aeration phase in the left side of the straight line 56 in Fig. 4, air pump 22 is aerated air cushion makes its pressure in the boundary line of preliminary election set-point.Even the user moves on the seat forward or backward, in order to keep the normal pressure in the air cushion, system will adjust the air capacity in the air cushion.Begin air pump 22 in circulation and connect, begin air cushion 28 is inflated to increase the power to the back, be used for changing significantly in the generation of lordotic position.Move backward if for example lean against on the air cushion user during the aeration phase, then pressure increases above default stress level, and valve 32 can be opened and reduce pressure in the boundary of pressure in preliminary election.Similarly, if the user moves forward, leave air cushion 28, thereby the pressure that reduces in the air cushion makes it be lower than default force value, then air pump 22 starts with increase pressure up to pressure again in the boundary in preliminary election.When the inflation phase finished, air pump 22 cut out and valve 32 is opened to atmosphere, allowed air from 28 li outflows of air cushion, allowed spinal column to relax to its " centre " state.
Fig. 5 is the above-mentioned block diagram about the described logical process of Fig. 4 of explanation.Logical process illustrated in fig. 5 is to circulate by mastery routine circulation shown in Figure 6 and interrupt routine shown in Figure 7 to realize.
Backcycler is described now
TMThe element of preferred embodiment.When the user started ON button 42, inflation cycle just began.A kind of optional acoustical generator (not shown) will produce the beeping sound that the frequency that continues 0.13 second is approximately 600HZ, and the interval is 0.083 second between two.If press ON button 42 after this device has been opened, then intervalometer 40 will make the beginning of cycle counter return-to-zero to inflation cycle.Press OFF button 44 and will close this device, and can send signal by the single toot sound that continues 0.13 second and close to remind user's device.Pressure control knob 46 in the present embodiment is adjustable linear potentiometer, utilizes it to adjust the desirable pressure of preliminary election in the air cushion 28.Potentiometer in the pressure control knob 46 can be adjusted between 1 and 5, and this is illustrated in the total resolution of 130 discrete points on the whole graduation apparatus.The mercury column that 1 expression on this linear graduation dish is 10 millimeters, 5 expressions, 140 millimetress of mercury.Adjustable seamless power control potentiometer 46 in the time of among this device is in operation.In this case, if potentiometer is transferred to any value of negative direction, valve 32 will be opened automatically, thereby to reduce the power that pressure reduces to act on the back.On the contrary, if potentiometer is transferred to any value of positive direction, air pump 22 will increase the pressure of 28 li on air cushion automatically, and not tube device in the recurrent state of current operation.Light emitting diode (LED) 48 is unlocked when device itself is opened.In case open, LED indicator 48 is held open state and is closed or is closed automatically up to device.Time cycle by intervalometer 40 10 seconds and dissimilar during between adjust.In the time of during intervalometer 40 is set to indefinite inflationtime, force application apparatus is as the quiet support force of effectively controlling the size of the power that is applied to the back.In this state, as long as equipment opens, power will be continued the control that do not stop.Time cycle is defined as inflating completely and the venting cycle, and along with the setting between irregular, this device is used as the static(al) lumbar vertebra to be supported.
Referring now to Fig. 8, mechanical continuous passive motion equipment 60 comprises the motor 62 of driving cam 64.Cam 64 is with flex plate 66 shift-ins and shifting out, motion is imposed on the lumbar region of spinal column.Power between measuring cell 68 measurement flex plates 66 and people's the back (not shown).Cam 64 is driven by the driving-belt 70 that links to each other with motor 62.
Shown in Figure 9 is another mechanical embodiments of the present invention.Device 90 comprises the motor 92 that drives driving-belt 94.Driving-belt 94 drives and ratch 98 meshed gears 96.By this way, movably surface 100 by shift-in with shift out lumbar region with the spinal column that fits in the user.The masterpiece that 102 pairs of measuring cells act on the surface 100 goes out response.
Fig. 8 and plant equipment illustrated in fig. 9 are to work with the roughly the same mode of above-mentioned pneumatic embodiment.As described above, power increase be right after after a period of time reduce power during so that in lordotic approximate range the lumbar region of movable spinal column.
With reference now to Figure 10,11 and 12,, the position that the embodiment of its description allows to adjust force application part to be being fit to different individuals, or the praising especially of someone.In these figure, carriage 110 is fit to withstand the sleeve gasket 112 that supports inflatable pneumatic mattress part 114 in this example.Carriage 110 comprises an extension 116, and this section energy is wedged between the back cushion 120 at medicated cushion 118 and seat, for example can find such seat on the automobile.When extension 116 is just in time wedged between medicated cushion 118 and the back cushion 120, the vertical section of carriage 110 backward bending so that on the applying back cushion 120.Carriage 110 and sleeve gasket 112 comprise collaborative syndeton (not shown), for example known Velcro
RHook and ring structure so that the relative fixing position of sleeve gasket 112 of carriage 110 in vertical direction as shown in these figures.With reference to Figure 12, by pointing to loosen hook and ring component, can adjust the position of sleeve gasket 112, after this is adjusted between carriage 110 and sleeve gasket 112, inserting of sleeve gasket 112 than lower part, sleeve gasket 112 just is moved to the diverse location place on the vertical direction, is hung again again with ring at this place's hook and closes.By this way, the position of force part 114 can be adjusted to the place of hope by the user.Carriage can be removed from sleeve gasket 112 fully, and sleeve gasket 112 can be placed in the horizontal surface substantially such as bed or floor like this, is used for back floating position, and this point is together with can explanation below Figure 17.
It shown in Figure 13 and 14 the another embodiment of the present invention that selectable position is provided for force application apparatus.The special design of present embodiment is to be installed in the inside, seat as the back part 120 of automobile.Present embodiment comprises a plurality of isolating, air cushions 122,124,126 and 128 of separating.The user can select to open a height that is used for adjusting desired force application apparatus in these air cushions.The operation of the air cushion that each separates is with the embodiment together with the illustrated single air cushion of aforementioned map is the same in this manual.
Figure 15 and shown in Figure 16 be another embodiment of the present invention.This design also is particularly suitable for being installed in application in the medicated cushion 120 on the chair of vehicle seat or other form.Air cushion 130 is fixed on the flexible part 132 that meshes with rotatable rotating shaft 134.Use ROT13 6 rotating shaft 134 manually.When rotary knob 136, the position of air cushion 130 moves up and down shown in the arrow among Figure 15, adjusts the air cushion position for the user thus.
Figure 17 has illustrated use of the present invention when the user is in supine position.As shown in FIG., people 10 lies on the back on the structure of level substantially for example above the bed 150.Force application apparatus 118 is applied to power on people 10 the lumbar region 20.The operation of force application apparatus 118 as in this manual with reference to other accompanying drawings illustrated.The same with other embodiment, when people 10 lay down, force application apparatus 118 moved at lordotic approximate range, the spinal column of movable lumbar region 20.
Can recognize that modifications and variations of the present invention should show that to it will be readily apparent to those skilled in the art that all such modifications and variations all are included within the scope of claim.
Claims (16)
1, be used for the lower back portion circulation device that in lordotic approximate range, makes, comprise:
The immobilized substantially structure of pressing close to people's back;
Force application apparatus between a kind of back that is positioned over this static structures and people, this force application apparatus comprises a back binding face, it is capable of circulation to move increasing and to reduce this static structures with the distance between this back binding face, thereby makes the lower back portion revolving-door in lordotic scope; And
A kind of pick off, its output is in response to the power between back binding face and the lower back portion, this force application apparatus responds to the output of pick off and puts on the power at back with control, but also comprises and be used for controlling the programmable circuit of this power for the function of time of selecting in advance.
2, be used in lordotic approximate range, making people's lower back portion circulation device, comprise:
The immobilized substantially structure of pressing close to people's back;
A force application apparatus that is placed between this static structures and the back, this force application apparatus comprises a back binding face, it is capable of circulation to move increasing and to reduce distance between static structures and the back binding face, thereby makes the lower back portion circulation in lordotic scope; And
A kind of pick off, its output is in response to the power between back binding face and the lower back portion, force application apparatus responds to the output of pick off and puts on the power at back with control but also comprise timing circuit, increase the phase with the peaked strength that provides the power that to be applied to the back to be increased to preliminary election, and the strength that reduces to be applied to the power on the back reduces the phase.
3, be used in lordotic approximate range, making the device of people's lower back portion revolving-door, comprise:
The immobilized substantially structure of pressing close to people's back;
Be positioned over the force application apparatus between static structures and people's the back, this force application apparatus comprises a back binding face, it can circulate and move increasing and to reduce distance between static structures and this back binding face, thereby makes the lower back portion revolving-door in lordotic scope; And
A kind of pick off, its output is in response to the power between back binding face and the lower back portion, force application apparatus responds to the output of pick off and puts on the power at back with control, and the peaked strength that is suitable for providing the power that will be applied to the back to be increased to preliminary election increases the phase and keep its strength in the process of device operation.
4, the device of claim 2 also is included in strength increases phase and strength and reduces roughly stable strength phase between the phase.
5, be used in lordotic approximate range, making the device of people's lower back portion revolving-door, comprise:
A kind of immobilized substantially structure of pressing close to the back people;
A kind of force application apparatus, be positioned between static structures and the back, this force application apparatus comprises a back applying table, and it can circulate and move increasing and to reduce distance between static structures and this back applying table, thereby makes the lower back portion revolving-door in lordotic scope; And
A kind of pick off, it is exported in response to the power between back binding face and the lower back portion, and this force application apparatus responds to the output of pick off and puts on the power at back with control, and this force application apparatus comprises the air cushion of an inflatable and venting.
6, the device of claim 5 also comprises and being used to air cushion inflation and the pump of supply air flow and a valve that links to each other with air cushion are used for air cushion is exitted.
7, be used in lordotic approximate range, making the device of people's lower back portion revolving-door, comprise:
A kind of immobilized substantially structure of pressing close to the back people;
Force application apparatus between a kind of back that is positioned over static structures and people, this force application apparatus comprises a back binding face, it can circulate and move increasing and to reduce distance between static structures and this back binding face, thereby makes the lower back portion revolving-door in lordotic scope; And
A pick off, it is exported in response to the power between back binding face and the lower back portion, and force application apparatus responds to the output of this pick off and puts on the power at back with control, and wherein the position of this back binding face in height is adjustable.
8, the device of claim 5, wherein the silicon chip that is suitable for providing with the proportional voltage signal of pressure is provided pick off.
9, the device of claim 4 comprises the pneumatic pump that is used for to the air cushion supply air flow.
10, the device of claim 5 also comprises the electric operating valve that is used for to the air cushion venting.
11, be used in lordotic approximate range, making the device of people's lower back portion revolving-door, comprise:
A kind of force application apparatus comprises a back binding face, and it can circulate and move increasing and to reduce to act on the power of lower back portion, thereby makes the lower back portion revolving-door in lordotic scope; And
Be used for adjusting the device of back binding face with respect to the position at people's back.
12, the device of claim 11, wherein this adjusting device comprises:
Carriage comprises being used for carriage is fixed to apparatus in the seat structure; And
Sleeve gasket comprises the force application apparatus that is suitable for sliding on carriage; Sleeve gasket and carriage comprise at least two collaborative syndetons that separate, and the position with respect to the sleeve gasket of carriage is adjustable thus.
13, the device of claim 12, wherein carriage can be removed from sleeve gasket, allows to use force application apparatus on the plane of approximate horizontal.
14, the device of claim 12, wherein syndeton comprises hook and ring component.
15, the device of claim 11, its middle regulator comprises:
Around and fit in the flexible part of rotatable rotating shaft, this flexible part is supporting force application apparatus; And
Engaging structure is fixed on the rotating shaft that is used in the rotating shaft, thereby adjusts the position of force application apparatus.
16, be used in lordotic approximate range, making the device of people's lower back portion revolving-door, comprise:
A kind of force application apparatus comprises at least two back binding faces that separate, and each can circulate and move increasing and to reduce to act on the power of lower back portion, thereby makes the lower back portion revolving-door in lordotic scope; And
Select logic, be used for selecting in the surface of at least two shuttling movements that separate, the position of back binding face can be adjusted thus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95192434 CN1169673A (en) | 1994-02-22 | 1995-02-14 | Apparatus and method for continuous passive movement of the lumbar region |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/199,784 | 1994-02-22 | ||
| US08/255,086 | 1994-06-07 | ||
| CN 95192434 CN1169673A (en) | 1994-02-22 | 1995-02-14 | Apparatus and method for continuous passive movement of the lumbar region |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1169673A true CN1169673A (en) | 1998-01-07 |
Family
ID=5082536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95192434 Pending CN1169673A (en) | 1994-02-22 | 1995-02-14 | Apparatus and method for continuous passive movement of the lumbar region |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1169673A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102247234A (en) * | 2011-06-28 | 2011-11-23 | 中山火炬开发区欧瑞医疗器械厂 | Thoracolumbar fracture reduction orthopaedic outer fixer for effectively fixing thoracolumbar bone |
| CN102389345A (en) * | 2011-06-28 | 2012-03-28 | 中山火炬开发区欧瑞医疗器械厂 | Thoracic lumbar vertebrae fracture reposition correction airbag capable of effectively fixing vertebral bone |
| CN103029603A (en) * | 2011-09-30 | 2013-04-10 | 福雷亚自动模式有限公司 | Vehicle seat |
| CN103784284A (en) * | 2012-10-29 | 2014-05-14 | 陈鼎然 | Air pressure regulating method of air bed controller |
| CN104224520A (en) * | 2014-09-16 | 2014-12-24 | 苏晓晓 | Massage automobile cushion capable of automatically adapting to sitting posture |
| CN105636569A (en) * | 2013-10-14 | 2016-06-01 | Ncc股份有限公司 | Stretching mat |
| CN109414220A (en) * | 2016-05-03 | 2019-03-01 | 德克萨斯医疗中心 | Touch sensing device for lumbar puncture |
-
1995
- 1995-02-14 CN CN 95192434 patent/CN1169673A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102247234A (en) * | 2011-06-28 | 2011-11-23 | 中山火炬开发区欧瑞医疗器械厂 | Thoracolumbar fracture reduction orthopaedic outer fixer for effectively fixing thoracolumbar bone |
| CN102389345A (en) * | 2011-06-28 | 2012-03-28 | 中山火炬开发区欧瑞医疗器械厂 | Thoracic lumbar vertebrae fracture reposition correction airbag capable of effectively fixing vertebral bone |
| CN103029603A (en) * | 2011-09-30 | 2013-04-10 | 福雷亚自动模式有限公司 | Vehicle seat |
| CN103029603B (en) * | 2011-09-30 | 2015-04-01 | 福雷亚自动模式有限公司 | Vehicle seat |
| CN103784284A (en) * | 2012-10-29 | 2014-05-14 | 陈鼎然 | Air pressure regulating method of air bed controller |
| CN105636569A (en) * | 2013-10-14 | 2016-06-01 | Ncc股份有限公司 | Stretching mat |
| CN104224520A (en) * | 2014-09-16 | 2014-12-24 | 苏晓晓 | Massage automobile cushion capable of automatically adapting to sitting posture |
| CN109414220A (en) * | 2016-05-03 | 2019-03-01 | 德克萨斯医疗中心 | Touch sensing device for lumbar puncture |
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