JP2012100708A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2012100708A5 JP2012100708A5 JP2010249173A JP2010249173A JP2012100708A5 JP 2012100708 A5 JP2012100708 A5 JP 2012100708A5 JP 2010249173 A JP2010249173 A JP 2010249173A JP 2010249173 A JP2010249173 A JP 2010249173A JP 2012100708 A5 JP2012100708 A5 JP 2012100708A5
- Authority
- JP
- Japan
- Prior art keywords
- connection point
- circuit
- semiconductor switch
- potential
- living tissue
- 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.)
- Granted
Links
Description
（１） 電源側に接続される第１半導体スイッチと接地側に接続される第３半導体スイッチを直列接続してなる第１直列部と，電源側に接続される第２半導体スイッチと接地側に接続される第４半導体スイッチを直列接続してなる第２直列部とが並列接続されてなるＨブリッジ回路と、前記第１直列部の第１半導体スイッチと第３半導体スイッチとの間の第１接続点に接続される刺激電極と、前記第２直列部の第２半導体スイッチと第４半導体スイッチとの間の第２接続点に接続される対向電極と、前記接続点における電位を調節するための電位補償回路と、を備えることを特徴とする。
（２） （１）の生体組織用刺激回路において、前記電位補償回路はオフとされた前記半導体スイッチの寄生ＰＮ接合が順バイアスにされない電圧範囲内となるように前記第１接続点又は前記第２接続点における電位を調節することを特徴とする。
（３） （２）の生体組織用刺激回路において、前記電位補償回路は前記第１接続点，及び第２接続点の少なくとも一方の電位を検出する検出回路を有することを特徴とする。
（４） （３）の生体組織用刺激回路において、前記検出回路が前記第１接続点及び第２接続点の両方に接続されている場合には、前記検出回路は、前記第１接続点及び第２接続点の平均電位もしくは前記第１接続点及び第２接続点のうち高い方又は低い方の電位を検出することを特徴とする。
(1) A first series part formed by connecting a first semiconductor switch connected to the power supply side and a third semiconductor switch connected to the ground side in series, a second semiconductor switch connected to the power supply side, and a ground side An H bridge circuit in which a second series part formed by serially connecting the fourth semiconductor switches to be connected is connected in parallel, and a first between the first semiconductor switch and the third semiconductor switch of the first series part. In order to adjust the potential at the connection point, the stimulation electrode connected to the connection point, the counter electrode connected to the second connection point between the second semiconductor switch and the fourth semiconductor switch of the second series part And a potential compensation circuit.
(2) In the stimulating circuit for living tissue according to (1), the potential compensation circuit is turned off so that the parasitic PN junction of the semiconductor switch is within a voltage range that is not forward biased. It is characterized in that the potential at the two connection points is adjusted.
(3) In the stimulation circuit for living tissue according to (2), the potential compensation circuit includes a detection circuit that detects a potential of at least one of the first connection point and the second connection point.
(4) In the biological tissue stimulation circuit according to (3), when the detection circuit is connected to both the first connection point and the second connection point, the detection circuit includes the first connection point and An average potential of the second connection point or a higher or lower potential of the first connection point and the second connection point is detected.
Claims (4)
前記第１直列部の第１半導体スイッチと第３半導体スイッチとの間の第１接続点に接続される刺激電極と、
前記第２直列部の第２半導体スイッチと第４半導体スイッチとの間の第２接続点に接続される対向電極と、
前記接続点における電位を調節するための電位補償回路と、
を備えることを特徴とする生体組織用刺激回路。 A first series part formed by serially connecting a first semiconductor switch connected to the power supply side and a third semiconductor switch connected to the ground side, and a second semiconductor switch connected to the power supply side and connected to the ground side. An H-bridge circuit in which a second series part formed by connecting fourth semiconductor switches in series is connected in parallel;
A stimulation electrode connected to a first connection point between the first semiconductor switch and the third semiconductor switch of the first series part;
A counter electrode connected to a second connection point between the second semiconductor switch and the fourth semiconductor switch of the second series portion;
A potential compensation circuit for adjusting the potential at the connection point;
A stimulating circuit for living tissue, comprising:
前記検出回路が前記第１接続点及び第２接続点の両方に接続されている場合には、前記検出回路は、前記第１接続点及び第２接続点の平均電位もしくは前記第１接続点及び第２接続点のうち高い方又は低い方の電位を検出することを特徴とする生体組織用刺激回路。 The stimulation circuit for living tissue according to claim 3,
In the case where the detection circuit is connected to both the first connection point and the second connection point, the detection circuit has an average potential of the first connection point and the second connection point or the first connection point and A stimulation circuit for living tissue that detects a higher or lower potential of the second connection points.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010249173A JP5776165B2 (en) | 2010-11-05 | 2010-11-05 | Biological tissue stimulation circuit |
| US13/289,440 US8504167B2 (en) | 2010-11-05 | 2011-11-04 | Living tissue stimulation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010249173A JP5776165B2 (en) | 2010-11-05 | 2010-11-05 | Biological tissue stimulation circuit |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2012100708A JP2012100708A (en) | 2012-05-31 |
| JP2012100708A5 true JP2012100708A5 (en) | 2013-12-12 |
| JP5776165B2 JP5776165B2 (en) | 2015-09-09 |
Family
ID=46391912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010249173A Active JP5776165B2 (en) | 2010-11-05 | 2010-11-05 | Biological tissue stimulation circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5776165B2 (en) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9821159B2 (en) | 2010-11-16 | 2017-11-21 | The Board Of Trustees Of The Leland Stanford Junior University | Stimulation devices and methods |
| US8918181B2 (en) | 2010-11-16 | 2014-12-23 | The Board Of Trustees Of The Leland Stanford Junior University | Systems and methods for treatment of dry eye |
| JP6048053B2 (en) * | 2012-10-11 | 2016-12-21 | 株式会社ニデック | Biological tissue stimulator |
| EP2967817B1 (en) | 2013-03-12 | 2021-03-10 | Oculeve, Inc. | Implant delivery devices and systems |
| WO2014172693A2 (en) | 2013-04-19 | 2014-10-23 | Oculeve, Inc. | Nasal stimulation devices and methods |
| US9770583B2 (en) | 2014-02-25 | 2017-09-26 | Oculeve, Inc. | Polymer formulations for nasolacrimal stimulation |
| WO2015164418A1 (en) * | 2014-04-25 | 2015-10-29 | Boston Scientific Neuromodulation Corporation | System and method for electrical pulse charge compensation for implantable medical device capacitance loading effects |
| ES2792856T3 (en) | 2014-07-25 | 2020-11-12 | Oculeve Inc | Stimulation patterns to treat dry eyes |
| AU2015335772B2 (en) | 2014-10-22 | 2020-07-09 | Oculeve, Inc. | Contact lens for increasing tear production |
| AU2015335776B2 (en) | 2014-10-22 | 2020-09-03 | Oculeve, Inc. | Stimulation devices and methods for treating dry eye |
| KR101687108B1 (en) * | 2015-07-10 | 2016-12-15 | 인하대학교 산학협력단 | Charge balancing technique for neural micro stimulator using charge detectors |
| US10426958B2 (en) | 2015-12-04 | 2019-10-01 | Oculeve, Inc. | Intranasal stimulation for enhanced release of ocular mucins and other tear proteins |
| US10252048B2 (en) | 2016-02-19 | 2019-04-09 | Oculeve, Inc. | Nasal stimulation for rhinitis, nasal congestion, and ocular allergies |
| AU2017260237A1 (en) | 2016-05-02 | 2018-11-22 | Oculeve, Inc. | Intranasal stimulation for treatment of meibomian gland disease and blepharitis |
| US10610095B2 (en) | 2016-12-02 | 2020-04-07 | Oculeve, Inc. | Apparatus and method for dry eye forecast and treatment recommendation |
| KR102093188B1 (en) * | 2018-12-24 | 2020-03-25 | 인하대학교 산학협력단 | Multi-Bit Charge Detecting Circuit for Bio Current Stimulator |
| CN116943022B (en) * | 2023-07-25 | 2024-04-30 | 北京领创医谷科技发展有限责任公司 | Charge balance circuit and charging and discharging method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2710848B1 (en) * | 1993-10-08 | 1995-12-01 | Ela Medical Sa | Implantable defibrillator with optically isolated shock generator. |
| US5693952A (en) * | 1995-12-18 | 1997-12-02 | Sulzer Intermedics Inc. | Optically controlled high-voltage switch for an implantable defibrillator |
| US6208895B1 (en) * | 1998-10-13 | 2001-03-27 | Physio-Control Manufacturing Corporation | Circuit for performing external pacing and biphasic defibrillation |
| US8116865B2 (en) * | 2007-12-13 | 2012-02-14 | Cardiac Pacemarkers, Inc. | Defibrillation shock output circuit |
-
2010
- 2010-11-05 JP JP2010249173A patent/JP5776165B2/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2012100708A5 (en) | ||
| JP2012115545A5 (en) | ||
| USD665360S1 (en) | Electrical terminal | |
| JP2012024228A5 (en) | ||
| EP3662871A3 (en) | Variable modulus body brace and body brace system | |
| WO2013026884A3 (en) | Electrosurgical device and methods of manufacture and use | |
| WO2012114327A3 (en) | Retinal prosthesis with efficient processing circuits | |
| WO2009032484A3 (en) | Medical device electrodes including nanostructures | |
| WO2010010562A3 (en) | Rectifying antenna device with nanostructure diode | |
| JP2009518151A5 (en) | ||
| WO2015006656A3 (en) | Integrative light-powered light-monitoring system | |
| NO20084440L (en) | Electrode assembly for medical purpose | |
| WO2009120785A3 (en) | Implantable wireless acoustic stimulators with high energy conversion efficiencies | |
| BR112013010705A2 (en) | "Use of an ibat inhibitor and bile acid coagulant, pharmaceutical formulation and its use, as well as kit" | |
| WO2010027691A3 (en) | Electrical ablation devices | |
| WO2014094016A3 (en) | Detection of an led module | |
| RU2013131643A (en) | PERCEPTION AT THE NEUROMUSCULAR LEVEL FOR ELECTRONIC OPHTHALMIC LENS WITH VARIABLE OPTICAL PROPERTIES | |
| WO2008021708A3 (en) | Systems and methods for treatment of retinopathy and other eye diseases | |
| JP2010115490A5 (en) | ||
| IT1401167B1 (en) | DEVICE FOR THE IRRADIATION OF ARTIFICIAL SUNLIGHT | |
| EP2680439A3 (en) | Protection circuit | |
| FR2944919B1 (en) | IMPLANTABLE ELECTRICAL CONNECTION DEVICE IN THE HUMAN BODY | |
| JP2014104248A5 (en) | ||
| WO2008015462A3 (en) | Power supply circuit | |
| WO2011033489A3 (en) | Calibration of current sources and sinks in a stimulating medical device |