CA2574438A1 - Mesure d'impedance pour dispositif implantable - Google Patents
Mesure d'impedance pour dispositif implantable Download PDFInfo
- Publication number
- CA2574438A1 CA2574438A1 CA002574438A CA2574438A CA2574438A1 CA 2574438 A1 CA2574438 A1 CA 2574438A1 CA 002574438 A CA002574438 A CA 002574438A CA 2574438 A CA2574438 A CA 2574438A CA 2574438 A1 CA2574438 A1 CA 2574438A1
- Authority
- CA
- Canada
- Prior art keywords
- impedance
- voltage
- terminals
- current signal
- constant current
- 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.)
- Abandoned
Links
- 238000002847 impedance measurement Methods 0.000 title claims description 24
- 238000000034 method Methods 0.000 claims abstract description 44
- 230000000638 stimulation Effects 0.000 claims description 161
- 238000005259 measurement Methods 0.000 claims description 30
- 238000004891 communication Methods 0.000 claims description 20
- 210000001186 vagus nerve Anatomy 0.000 claims description 11
- 238000004364 calculation method Methods 0.000 description 30
- 210000001519 tissue Anatomy 0.000 description 19
- 238000004519 manufacturing process Methods 0.000 description 16
- 238000002560 therapeutic procedure Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 9
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 9
- 208000035475 disorder Diseases 0.000 description 9
- 210000005036 nerve Anatomy 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000002513 implantation Methods 0.000 description 5
- 230000004936 stimulating effect Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 210000000944 nerve tissue Anatomy 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 206010015037 epilepsy Diseases 0.000 description 3
- 230000004424 eye movement Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000007943 implant Substances 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001537 neural effect Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000004461 rapid eye movement Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 208000024891 symptom Diseases 0.000 description 2
- 206010007559 Cardiac failure congestive Diseases 0.000 description 1
- 206010010071 Coma Diseases 0.000 description 1
- 206010012289 Dementia Diseases 0.000 description 1
- 208000030814 Eating disease Diseases 0.000 description 1
- 208000017701 Endocrine disease Diseases 0.000 description 1
- 208000019454 Feeding and Eating disease Diseases 0.000 description 1
- 206010019280 Heart failures Diseases 0.000 description 1
- 206010020772 Hypertension Diseases 0.000 description 1
- 208000019695 Migraine disease Diseases 0.000 description 1
- 206010027603 Migraine headaches Diseases 0.000 description 1
- 208000019430 Motor disease Diseases 0.000 description 1
- 208000008589 Obesity Diseases 0.000 description 1
- 208000002193 Pain Diseases 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920000249 biocompatible polymer Polymers 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000002405 diagnostic procedure Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 235000014632 disordered eating Nutrition 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 210000005003 heart tissue Anatomy 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 235000020824 obesity Nutrition 0.000 description 1
- 210000004279 orbit Anatomy 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- HWLDNSXPUQTBOD-UHFFFAOYSA-N platinum-iridium alloy Chemical class [Ir].[Pt] HWLDNSXPUQTBOD-UHFFFAOYSA-N 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000009117 preventive therapy Methods 0.000 description 1
- 230000000069 prophylactic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 210000004761 scalp Anatomy 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 208000019116 sleep disease Diseases 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Substances ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
- 238000011269 treatment regimen Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/900,573 US20060025828A1 (en) | 2004-07-28 | 2004-07-28 | Impedance measurement for an implantable device |
| US10/900,573 | 2004-07-28 | ||
| PCT/US2005/026515 WO2006014972A2 (fr) | 2004-07-28 | 2005-07-27 | Mesure d'impedance pour dispositif implantable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2574438A1 true CA2574438A1 (fr) | 2006-02-09 |
Family
ID=37890080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002574438A Abandoned CA2574438A1 (fr) | 2004-07-28 | 2005-07-27 | Mesure d'impedance pour dispositif implantable |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP1784240A4 (fr) |
| CA (1) | CA2574438A1 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11160984B2 (en) | 2019-03-29 | 2021-11-02 | Advanced Neuromodulation Systems, Inc. | Implantable pulse generator for providing a neurostimulation therapy using complex impedance measurements and methods of operation |
| US11135439B2 (en) | 2019-03-29 | 2021-10-05 | Advanced Neuromodulation Systems, Inc. | Implantable pulse generator for providing a neurostimulation therapy using complex impedance measurements and methods of operation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5941906A (en) * | 1997-10-15 | 1999-08-24 | Medtronic, Inc. | Implantable, modular tissue stimulator |
-
2005
- 2005-07-27 EP EP05790922A patent/EP1784240A4/fr not_active Withdrawn
- 2005-07-27 CA CA002574438A patent/CA2574438A1/fr not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP1784240A4 (fr) | 2010-06-02 |
| EP1784240A2 (fr) | 2007-05-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Dead |
Effective date: 20130729 |