CN102151361B - Portable foot drop corrector - Google Patents
Portable foot drop corrector Download PDFInfo
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- CN102151361B CN102151361B CN 201110091222 CN201110091222A CN102151361B CN 102151361 B CN102151361 B CN 102151361B CN 201110091222 CN201110091222 CN 201110091222 CN 201110091222 A CN201110091222 A CN 201110091222A CN 102151361 B CN102151361 B CN 102151361B
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- patient
- angle
- control unit
- electrode
- angular transducer
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- 206010034701 Peroneal nerve palsy Diseases 0.000 title claims abstract description 33
- 238000003860 storage Methods 0.000 claims abstract description 6
- 210000003141 lower extremity Anatomy 0.000 claims description 7
- 230000009466 transformation Effects 0.000 claims description 6
- 230000000087 stabilizing effect Effects 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 3
- 210000000629 knee joint Anatomy 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 abstract description 11
- 238000001467 acupuncture Methods 0.000 abstract description 4
- 230000000638 stimulation Effects 0.000 abstract description 4
- 230000001939 inductive effect Effects 0.000 abstract 1
- 210000002683 foot Anatomy 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 206010008190 Cerebrovascular accident Diseases 0.000 description 1
- 206010017577 Gait disturbance Diseases 0.000 description 1
- 208000006011 Stroke Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 210000003423 ankle Anatomy 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 244000309466 calf Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 210000004345 peroneal nerve Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 208000012201 sexual and gender identity disease Diseases 0.000 description 1
- 208000015891 sexual disease Diseases 0.000 description 1
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Abstract
The invention discloses a portable foot drop corrector which comprises at least one left electrode, at least one right electrode, a storage unit, an angle sensor, a control unit, a pulse generation unit and a power supply unit, wherein the left electrode is placed on the left leg of a patient; the right electrode is placed on the right leg of the patient; the angle sensor is used for inducing an included angle formed between a shank of the patient and a coronal axis and/or a vertical axis; the control unit is used for sending out a pulse enabling signal when the included angle induced by the angle sensor is larger than or is equal to the threshold value of the included angle; and the pulse generation unit is wirelessly connected with the left electrode and/or the right electrode and is used for sending out pulse current with the default duty cycle to lead the left electrode and/or the right electrode to correspondingly simulate the legs of the patient according to the pulse current. In the portable foot drop corrector, the at least one left electrode and/or the at least one right electrode are based on the wireless communication protocol to realize the connection with the pulse generation unit, thereby broadening the stimulated area of the patient, facilitating the united stimulation on a plurality of acupuncture points at different positions of the patient and improving the correction efficiency of the foot drop of the patient.
Description
Technical field
The invention belongs to drop foot correcting technology field, relate in particular to a kind of portable foot-drop corrector.
Background technology
Drop foot refers to that slight apoplexy or other reason cause patient's common peroneal nerve out of control, makes that patient can not be by the calf bit function sexual disorders in the crooked ankle of muscle joint.The patient can not independently lift tiptoe in the process of walking in such cases, causes patient's difficulty in walking, is easy to fall, even causes life danger.
For this reason, the portable foot-drop corrector that prior art provides adopts mechanical system, as hand steered support, mechanical foot holder etc. patient's drop foot is assisted recovery, yet the complex structure of the portable foot-drop corrector of this kind, bulky, complicated operation, and the patient can't carry, and is unfavorable for that patient's drop foot is corrected, and is of limited application.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of portable foot-drop corrector, can't carry the problem that is of limited application to solve portable foot-drop corrector complex structure that prior art provides, bulky, complicated operation and patient.
The embodiment of the invention is achieved in that a kind of portable foot-drop corrector, and described portable foot-drop corrector comprises:
At least one places the left electrode of patient left side lower limb, and/or at least one places the right electrode of the right lower limb of patient;
Memory element is used for storage angle threshold value;
Angular transducer is for the angle of the described patient's shank of induction and frontal axis and/or vertical axis;
Control unit when being used for the described angle of sensing described patient's shank and frontal axis and/or vertical axis when angular transducer more than or equal to the described angle threshold value of described cell stores, sends burst enable signal;
The pulse generation unit that connects described control unit, be used for sending according to the described burst enable signal that described control unit sends the pulse current of default dutycycle, described left electrode and/or right electrode correspondingly stimulate described patient's shank according to described pulse current;
The first wireless signal Transmit-Receive Unit that is electrically connected with described pulse generation unit and the 3rd wireless signal Transmit-Receive Unit;
The second wireless signal Transmit-Receive Unit that is electrically connected with described left electrode;
The 4th wireless signal Transmit-Receive Unit that is electrically connected with described right electrode;
Power supply unit is used for to described control unit, angular transducer, memory element and the power supply of pulse generation unit.
Described portable foot-drop corrector can also comprise: trigger element is used for receiving the triggering signal that the user imports;
Described power supply unit begins to described control unit, angular transducer, memory element and the power supply of pulse generation unit according to described triggering signal.
Described portable foot-drop corrector can also comprise:
Tip element, be used for when described trigger element receives the described triggering signal of user's input, send cue, and the angle of sensing described patient's shank and frontal axis and/or vertical axis when described angular transducer sends cue during more than or equal to the described angle threshold value of described cell stores.
Described power supply unit can comprise:
The transformation module is used for external voltage or cell voltage are converted to the 9V DC voltage;
Voltage stabilizing module is after being used for the described 9V DC voltage that described transformation module converts obtains is converted to the 5V DC voltage, to described control unit, angular transducer, memory element and the power supply of pulse generation unit.
Described control unit can comprise:
The angle signal receiver module be used for to receive described patient's shank that described angular transducer senses and the angle of frontal axis and/or vertical axis;
Comparison module, being used for described patient's shank that described angle signal receiver module is received and the angle of frontal axis and/or vertical axis and the described angle threshold value of described cell stores compares, and when the angle of described patient's shank and frontal axis and/or vertical axis during more than or equal to the described angle threshold value of described cell stores, send described burst enable signal.
Described angular transducer can be the twin shaft angular transducer.
Described angle threshold value can be 20 degree.
Described control unit can be singlechip chip.
Described portable foot-drop corrector can be positioned over tibial tuberosity bottom under described patient's knee joint.
Portable foot-drop corrector provided by the invention is simple in structure, processing ease, volume are little, thereby is convenient to carrying and using, applied range of patient; And at least one left electrode and/or at least one right electrode are based on wireless communication protocol and realize and being connected of pulse generation unit, thereby widened patient's stimulated areas, be conducive to the combined stimulation to a plurality of acupuncture points of patient's diverse location, improved the rectification efficient of patient's drop foot.
Description of drawings
Below the present invention is described in detail by drawings and the specific embodiments.
Fig. 1 is the structure principle chart of portable foot-drop corrector provided by the invention;
Fig. 2 is the concrete structure figure of power supply unit and control unit among Fig. 1;
Fig. 3 is a kind of circuit diagram of Fig. 1.
The specific embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the present invention, and be not used in restriction the present invention.
Fig. 1 shows the structural principle of portable foot-drop corrector provided by the invention.
Portable foot-drop corrector provided by the invention comprises: at least one places the left electrode 16 of left lower limb, and/or at least one places the right electrode 17 of right lower limb; Memory element 14 is used for storage angle threshold value; Angular transducer 13 is for the angle of induction patient's shank and frontal axis and/or vertical axis; During angle threshold value that control unit 11, the angle that is used for sensing patient's shank and frontal axis and/or vertical axis when angular transducer 13 are stored more than or equal to memory element 14, send burst enable signal; The pulse generation unit 15 that connects control unit 11, be used for sending according to the burst enable signal that control unit 11 sends the pulse current of default dutycycle, left side electrode 16 and/or right electrode 17 correspondingly stimulate patient's shank according to this pulse current, lift the lower limb action thereby make the patient finish; The first wireless signal Transmit-Receive Unit 19 that is electrically connected with pulse generation unit 15 and the 3rd wireless signal Transmit-Receive Unit 21; The second wireless signal Transmit-Receive Unit, 20, the second wireless signal Transmit-Receive Units 20 that are electrically connected with left electrode 16 are realized communication with the first wireless signal Transmit-Receive Unit 19 based on identical wireless communication protocol; The 4th wireless signal Transmit-Receive Unit 22, the four wireless signal Transmit-Receive Units 22 that are electrically connected with right electrode 16 are realized communication with the 3rd wireless signal Transmit-Receive Unit 21 based on identical wireless communication protocol; Power supply unit 18 is used for to control unit 11, angular transducer 13, memory element 14 and 15 power supplies of pulse generation unit.Angular transducer 13 wherein is preferably the twin shaft angular transducer; Angle threshold value wherein is preferably 20 degree; Control unit 11 wherein can adopt singlechip chip, ARM chip or other programmable logic device; The existing various short-range wireless communication protocol (as: Bluetooth protocol, infrared communication protocol etc.) that can be based on left electrode 16 wherein and/or right electrode 17 realize and being connected of pulse generation unit 15; This portable foot-drop corrector of the present invention preferably is positioned over tibial tuberosity bottom under patient's knee joint.
Portable foot-drop corrector provided by the invention is simple in structure, processing ease, volume are little, thereby is convenient to carrying and using, applied range of patient; And at least one left electrode 16 and/or at least one right electrode 17 are based on wireless communication protocol and realize and being connected of pulse generation unit, thereby widened patient's stimulated areas, be conducive to the combined stimulation to a plurality of acupuncture points of patient's diverse location, improved the rectification efficient of patient's drop foot.
This portable foot-drop corrector provided by the invention also comprises: trigger element 12, be used for receiving the triggering signal of user's input, at this moment, power supply unit 18 begins to control unit 11, angular transducer 13, memory element 14 and 15 power supplies of pulse generation unit according to this triggering signal.
This portable foot-drop corrector provided by the invention also comprises: the Tip element (not shown) is used for sending cue when trigger element 12 receives the triggering signal of user's input; During angle threshold value that the angle that this Tip element can also be used for sensing patient's shank and frontal axis and/or vertical axis when angular transducer 13 is stored more than or equal to memory element 14, send cue.This cue can be optical signal or voice signal.
Fig. 2 shows the concrete structure of power supply unit 18 and control unit 11 among Fig. 1.
Fig. 3 shows a kind of circuit of Fig. 1.Wherein, U3 is the singlechip chip as control unit 11; U4 is angular transducer 13; U1 is the 24C16 memory chip; U2 is the MAX232 communication interface; U5 is 7805 voltage stabilizing chips, output 5V unidirectional current; Interface J2 connection electrode; Interface J5 is spare interface; Interface J1 is power interface, connects the 9V unidirectional current.
Portable foot-drop corrector provided by the invention is simple in structure, processing ease, volume are little, thereby is convenient to carrying and using, applied range of patient; And at least one left electrode 16 and/or at least one right electrode 17 are based on wireless communication protocol and realize and being connected of pulse generation unit, thereby widened patient's stimulated areas, be conducive to the combined stimulation to a plurality of acupuncture points of patient's diverse location, improved the rectification efficient of patient's drop foot.
The above; only be the preferable specific embodiment of the present invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to replacement or change according to technical scheme of the present invention and inventive concept thereof, all should be encompassed within protection scope of the present invention.
Claims (5)
1. a portable foot-drop corrector is characterized in that, described portable foot-drop corrector comprises:
At least one places the left electrode of patient left side lower limb, and/or at least one places the right electrode of the right lower limb of patient;
Memory element is used for storage angle threshold value;
Angular transducer is for the angle of induction patient's shank and frontal axis and/or vertical axis;
Control unit, the angle that is used for sensing described patient's shank and frontal axis and/or vertical axis when described angular transducer send burst enable signal during more than or equal to the described angle threshold value of described cell stores;
The pulse generation unit that connects described control unit, be used for sending according to the described burst enable signal that described control unit sends the pulse current of default dutycycle, described left electrode and/or right electrode correspondingly stimulate described patient's shank according to described pulse current;
The first wireless signal Transmit-Receive Unit that is electrically connected with described pulse generation unit and the 3rd wireless signal Transmit-Receive Unit;
The second wireless signal Transmit-Receive Unit that is electrically connected with described left electrode;
The 4th wireless signal Transmit-Receive Unit that is electrically connected with described right electrode;
Power supply unit is used for to described control unit, angular transducer, memory element and the power supply of pulse generation unit;
Described portable foot-drop corrector also comprises: trigger element is used for receiving the triggering signal that the user imports;
Described power supply unit begins to described control unit, angular transducer, memory element and the power supply of pulse generation unit according to described triggering signal;
Described portable foot-drop corrector also comprises:
Tip element, be used for when described trigger element receives the described triggering signal of user's input, send cue, and the angle of sensing described patient's shank and frontal axis and/or vertical axis when described angular transducer sends cue during more than or equal to the described angle threshold value of described cell stores;
Described power supply unit comprises:
The transformation module is used for external voltage or cell voltage are converted to the 9V DC voltage;
Voltage stabilizing module is after being used for the described 9V DC voltage that described transformation module converts obtains is converted to the 5V DC voltage, to described control unit, angular transducer, memory element and the power supply of pulse generation unit;
Described control unit comprises:
The angle signal receiver module be used for to receive described patient's shank that described angular transducer senses and the angle of frontal axis and/or vertical axis;
Comparison module, being used for described patient's shank that described angle signal receiver module is received and the angle of frontal axis and/or vertical axis and the described angle threshold value of described cell stores compares, and when the angle of described patient's shank and frontal axis and/or vertical axis during more than or equal to the described angle threshold value of described cell stores, send described burst enable signal.
2. portable foot-drop corrector as claimed in claim 1 is characterized in that, described angular transducer is the twin shaft angular transducer.
3. portable foot-drop corrector as claimed in claim 1 is characterized in that, described angle threshold value is 20 degree.
4. portable foot-drop corrector as claimed in claim 1 is characterized in that, described control unit is singlechip chip.
5. portable foot-drop corrector as claimed in claim 1 is characterized in that, described portable foot-drop corrector is positioned over tibial tuberosity bottom under described patient's knee joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110091222 CN102151361B (en) | 2011-04-12 | 2011-04-12 | Portable foot drop corrector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110091222 CN102151361B (en) | 2011-04-12 | 2011-04-12 | Portable foot drop corrector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102151361A CN102151361A (en) | 2011-08-17 |
| CN102151361B true CN102151361B (en) | 2013-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110091222 Expired - Fee Related CN102151361B (en) | 2011-04-12 | 2011-04-12 | Portable foot drop corrector |
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| Country | Link |
|---|---|
| CN (1) | CN102151361B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1767872A (en) * | 2003-04-02 | 2006-05-03 | 神经技术公司 | Implantable nerve signal sensing and stimulation device for treating foot drop and other neurological disorders |
| CN101822870A (en) * | 2010-05-14 | 2010-09-08 | 大连理工大学 | Foot drop self-adaptive stimulator |
| CN101947153A (en) * | 2010-08-21 | 2011-01-19 | 赵智博 | Wearable intelligent foot drop corrector and correction method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090043357A1 (en) * | 2007-08-07 | 2009-02-12 | The Hong Kong Polytechnic University | Wireless real-time feedback control functional electrical stimulation system |
-
2011
- 2011-04-12 CN CN 201110091222 patent/CN102151361B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1767872A (en) * | 2003-04-02 | 2006-05-03 | 神经技术公司 | Implantable nerve signal sensing and stimulation device for treating foot drop and other neurological disorders |
| CN101822870A (en) * | 2010-05-14 | 2010-09-08 | 大连理工大学 | Foot drop self-adaptive stimulator |
| CN101947153A (en) * | 2010-08-21 | 2011-01-19 | 赵智博 | Wearable intelligent foot drop corrector and correction method |
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| Publication number | Publication date |
|---|---|
| CN102151361A (en) | 2011-08-17 |
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Owner name: WUXI MAIYI TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SUZHOU YUEAN MEDICAL ELECTRONIC CO., LTD. Effective date: 20141118 |
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| CB03 | Change of inventor or designer information |
Inventor after: Zhang Weijie Inventor after: Xu Tao Inventor after: Zhong Zhi Inventor after: Zhou Zhenghui Inventor after: Zhong Min Inventor after: Zhao Yuxu Inventor before: Liu Chunyue Inventor before: Xu Tao Inventor before: Zhong Zhi Inventor before: Zhou Zhenghui Inventor before: Zhong Min Inventor before: Zhao Yuxu |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LIU CHUNYUE XU TAO ZHONG ZHI ZHOU ZHENGHUI ZHONG MIN ZHAO YUXU TO: ZHANG WEIJIE XU TAO ZHONG ZHI ZHOU ZHENGHUI ZHONG MIN ZHAO YUXU Free format text: CORRECT: ADDRESS; FROM: 215300 SUZHOU, JIANGSU PROVINCE TO: 214000 WUXI, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141118 Address after: 214000 Jiangsu New District of Wuxi City Linghu Road No. 228 Tian wisdom city building 1107 unit A1 Patentee after: WUXI MAIYI TECHNOLOGY CO., LTD. Address before: Suzhou City, Jiangsu province 215300 Kunshan Development Zone, Road No. 179 chapter Patentee before: Suzhou Yuean Medical Electronics Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131009 Termination date: 20160412 |
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| CF01 | Termination of patent right due to non-payment of annual fee |