Method and apparatus for high voltage aluminum capacitor design
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H01G-009/00
출원번호
US-0406339
(2012-02-27)
등록번호
US-8465555
(2013-06-18)
발명자
/ 주소
Sherwood, Gregory J.
출원인 / 주소
Cardiac Pacemakers, Inc.
대리인 / 주소
Schwegman Lundberg & Woessner, P.A.
인용정보
피인용 횟수 :
22인용 특허 :
231
초록▼
The present subject matter includes a method of producing an apparatus for use in a patient, the method including etching an anode foil, anodizing the anode foil, assembling the anode foil, at least one cathode foil and one or more separators into a capacitor stack adapted to deliver from about 5.3
The present subject matter includes a method of producing an apparatus for use in a patient, the method including etching an anode foil, anodizing the anode foil, assembling the anode foil, at least one cathode foil and one or more separators into a capacitor stack adapted to deliver from about 5.3 joules per cubic centimeter of capacitor stack volume to about 6.3 joules per cubic centimeter of capacitor stack volume at a voltage of between about 465 volts to about 620 volts, inserting the stack into a capacitor case, inserting the capacitor case into a device housing adapted for implant in a patient, connecting the capacitor to a component and sealing the device housing.
대표청구항▼
1. A method of producing an apparatus for use in a patient, comprising: etching an anode foil;anodizing the anode foil;assembling the anode foil, at least one cathode foil and one or more separators into a capacitor stack adapted to deliver from about 5.3 joules per cubic centimeter of capacitor sta
1. A method of producing an apparatus for use in a patient, comprising: etching an anode foil;anodizing the anode foil;assembling the anode foil, at least one cathode foil and one or more separators into a capacitor stack adapted to deliver from about 5.3 joules per cubic centimeter of capacitor stack volume to about 6.3 joules per cubic centimeter of capacitor stack volume, with the capacitor adapted to deliver maximum energy for a defibrillation pulse at a voltage of between about 465 volts to about 620 volts;inserting the stack into a capacitor case;inserting the capacitor case into a device housing adapted for implant in a patient;connecting the capacitor to a component; andsealing the device housing. 2. The method of claim 1, wherein anodizing the anode foil includes forming a hydrous oxide layer on an aluminum foil. 3. The method of claim 1, wherein anodizing the anode foil includes forming a dielectric layer with a thickness of less than approximately 1200 nanometers. 4. The method of claim 1, wherein anodizing the anode foil includes forming a dielectric layer from about 600 nanometers to about 800 nanometers thick. 5. The method of claim 1, further comprising: forming a hydrous oxide layer on the anode foil;anodizing the anode foil in a bath containing an aqueous solution of approximately 10 to approximately 120 grams per liter boric acid and approximately 2 to approximately 50 parts per million phosphate as electrolyte at a pH of 4.0 to 6.0 and a temperature of approximately 85 degrees Celsius to approximately 95 degrees Celsius, whereby said foil can be anodized to approximately 760 V without scintillation; andinterrupting the anodizing process to stabilize the anode foil in a mildly alkaline bath. 6. The method of claim 4, wherein the anodization occurs from approximately 600 volts to approximately 760 volts. 7. The method of claim 5, wherein the anodization occurs from about 650 volts to about 720 volts. 8. The method of claim 6, wherein the anodization occurs from about 670 volts to about 710 volts during formation. 9. The method of claim 4, wherein the resistivity of said electrolyte is approximately 1500-3600 ohm-centimeters. 10. The method of claim 4, wherein the phosphate is phosphoric acid. 11. The method of claim 4, wherein the pH of the aqueous solution of approximately 10 to approximately 120 grams per liter is attained by the addition of a reagent selected from one of the group including ammonium and alkali metal hydroxides and ammonium and alkali metal salts. 12. The method of claim 10, wherein said reagent is selected from the group consisting of sodium hydroxide and borax. 13. The method of claim 4, wherein the mildly alkaline bath includes an approximately 0.001 to approximately 0.05M borax solution having a pH of approximately 8.5 to approximately 9.5 and a temperature of at least 80 degrees Celsius. 14. The method of claim 12, wherein the borax solution is buffered by approximately 0.005 molar to approximately 0.05 molar sodium carbonate solution. 15. The method of claim 13, wherein interrupting includes removing the anode foil from the bath more than once, and dipping the anode in the mildly alkaline bath at least twice. 16. A method of producing an apparatus for use in a patient, comprising: etching an substantially planar anode;anodizing the substantially planar anode;assembling into a substantially flat capacitor stack the substantially planar anode, at least one substantially planar cathode and one or more separators electrically isolating the substantially planar anode from the substantially planar cathode, the substantially flat capacitor stack being adapted to deliver from about 5.3 joules per cubic centimeter of capacitor stack volume to about 6.3 joules per cubic centimeter of capacitor stack volume, with the capacitor adapted to deliver maximum energy for a defibrillation pulse at a voltage of between about 465 volts to about 620 volts; andinserting the substantially flat capacitor stack into a conductive capacitor case having at least one electrically insulated feedthrough adapted to electrically interconnect the capacitor stack;inserting the capacitor case into a device housing;electrically connecting the capacitor to a component; andhermetically sealing the device housing. 17. The method of claim 16, wherein anodizing the cathode includes coating an aluminum substrate with a cathode coating including titanium oxide. 18. The method of claim 16, wherein anodizing the anode includes forming a dielectric layer from about 600 nanometers to about 800 nanometers thick. 19. A method of producing an apparatus for use in a patient, comprising: etching an substantially planar anode;anodizing the substantially planar anode from approximately 600 volts to approximately 760 volts until an aluminum oxide (Al2O3) layer from about 600 nm to about 800 nm forms;assembling the substantially planar anode, at least one substantially planar cathode and one or more separators into a substantially flat capacitor stack adapted to deliver from about 5.3 joules per cubic centimeter of capacitor stack volume to about 6.3 joules per cubic centimeter of capacitor stack volume, with the capacitor adapted to deliver maximum energy for a defibrillation pulse at a voltage of between about 465 volts to about 620 volts; andinserting the substantially flat capacitor stack into a capacitor case having at least one feedthrough adapted to electrically interconnect the capacitor stack;inserting the capacitor case into a device housing adapted for implant in a patient;electrically connecting the capacitor to a component; andsealing the device housing. 20. The method of claim 19, further comprising stacking a plurality of substantially planar anodes s with a plurality of substantially planar cathode s until the substantially flat capacitor stack has a mass of between approximately 10.7 grams and approximately 11.8 grams.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (231)
Baughman, Ray H.; Cui, Changxing; Su, Ji; Iqbal, Zafar; Zakhidov, Anvar, Actuators using double-layer charging of high surface area materials.
Ohtuka Tatsuo (Oyamashi JPX) Murooka Shiuchi (Yukishi JPX) Arai Satoko (Fujiokamachi JPX) Nishizaki Takeshi (Kouchi Naganoshi JPX), Aluminum capacitor plate for electrolytic capacitor and process for making the same.
Hope Stephen F. (3701 Welsh Rd. Willow Grove PA 19090-1293) Kejha Joseph B. (3701 Welsh Rd. Willow Grove PA 19090-1293), Battery packaging construction for alkali metal multicell batteries.
Taylor William J. (Anoka MN) Weiss Douglas J. (Plymouth MN) Lessar Joseph (Coon Rapids MN) Miller Jennifer P. (Elk River MN) Kraska Robert E. (Minneapolis MN), Battery with weldable feedthrough.
O'Phelan, Michael J.; Tong, Robert R.; Christenson, Luke J.; Rubin, Steven A., Capacitors with recessed rivets allow smaller implantable defibrillators.
Paul, George Lange; Pynenburg, Rory Albert James; Mahon, Peter John; Vassallo, Anthony Michael; Jones, Philip Andrew; Keshishian, Sarkis; Pandolfo, Anthony Gaetano, Charge storage device.
Stevenson Robert A. ; Haskell Donald K. ; Brendel Richard L. ; Woods Jason ; Louder Mike, Chip capacitors and chip capacitor electromagnetic interference filters.
Swanson David K. (Roseville MN) Nelson James P. (Shoreview MN) Lang Douglas J. (Arden Hills MN), Defibrillator waveform generator for generating waveform of long duration.
Swanson David K. ; Ideker Raymond E. ; Walcott Greg, Dual capacitor biphasic defibrillator waveform generator employing selective connection of capacitors for each phase.
Nielsen, Christian S.; Viste, Mark Edward; Rorvick, Anthony W.; Haas, David P.; Hossick-Schott, Joachim; Norton, John D.; Bomstad, Tim T.; Casby, Kurt J., Dual-anode electrolytic capacitor for use in an implantable medical device.
Weir,Richard Dean; Nelson,Carl Walter, Electrical-energy-storage unit (EESU) utilizing ceramic and integrated-circuit technologies for replacement of electrochemical batteries.
Ries, Andrew J.; Breyen, Mark D.; Norton, John D.; Miltich, Thomas P.; May, Steven J.; Rodgers, Angela, Electrically insulated component sub-assemblies of implantable medical devices.
Yoshio Takasu,JPX ; Murakami Yasushi,JPX ; Ueno Mitsuo,JPX ; Aoyama Shigeo,JPX ; Iwagawa Mayumi,JPX ; Sato Kiyoshi,JPX ; Asada Seiichi,JPX, Electrode material for electrochemical capacitor, electrochemical capacitor comprising the same, and method for the production of the same.
O'Phelan Michael J. ; Tong Robert R. ; Poplett James M. ; Christenson Luke J. ; Barr Alexander Gordon ; Waytashek Brian V., Electrolytic capacitor and multi-anodic attachment.
O'Phelan, Michael J.; Tong, Robert R.; Poplett, James M.; Christenson, Luke J.; Barr, Alexander Gordon; Waytashek, Brian V., Electrolytic capacitor and multi-anodic attachment.
O'Phelan, Michael J.; Tong, Robert R.; Poplett, James M.; Christenson, Luke J.; Barr, Alexander Gordon; Waytashek, Brian V., Electrolytic capacitor and multi-anodic attachment.
Gliner Bradford E. ; Lyster Thomas D. ; Cole Clinton S. ; Powers Daniel J. ; Morgan Carlton B., Electrotherapy method utilizing patient dependent electrical parameters.
Rohrbach Ronald P. ; Jones Gordon W. ; Unger Peter D. ; Bause Daniel ; Xue Lixin ; Dondero Russell, Elongate fiber filter mechanically securing solid adsorbent particles between adjacent multilobes.
Conger Steven ; McLeon Arthur G. N. ; Goldman Stephen L. ; Brayton Dennis L. ; Coats Alvin, Endocardial defibrillation lead with multi-lumen body and axially mounted distal electrode.
Tsai K. C. ; Mason Gary E. ; Goodwin Mark L. ; Ahmad Nazir ; Wu Davy ; Cromack Douglas ; Tong Robert R. ; Poplett James M. ; Anderson Ronald L. ; Nelson James P. ; McEwen Alan B., Energy storage device.
Marshall Mark T. ; Shoberg Bret R. ; Padgett Clare E. ; Laske Timothy G. ; Waldhauser Steven L. ; Stewart Mark T. ; Taylor Catherine E. ; Keeney Kenneth W., Extractable implantable medical lead.
O'Phelan, Michael J.; Schmidt, Brian L.; Poplett, James M.; Tong, Robert R.; Kavanagh, Richard J.; Iyer, Rajesh; Barr, Alexander Gordon; Christenson, Luke J.; Waytashek, Brian V.; Schenk, Brian D.; S, Flat capacitor for an implantable medical device.
O'Phelan, Michael J.; Poplett, James M.; Tong, Robert R.; Iyer, Rajesh; Barr, Alexander Gordon, Flat capacitor having staked foils and edge-connected connection members.
Schmidt,Brian L.; O'Phelan,Michael J.; Krautkramer,Michael; Sherwood,Gregory J.; Barr,A. Gordon, Foil structures for use in a capacitor with an anode foil and a cathode foil stacked together.
Alkhimov Anatoly P. (ulitsa Vyazemskogo 2 ; kv. 72 Novosibirsk SUX) Papyrin Anatoly N. (ulitsa Vyazemskogo 2 ; kv. 72 Novosibirsk SUX) Kosarev Vladimir F. (Novosibirsk SUX) Nesterovich Nikolai I. (No, Gas-dynamic spraying method for applying a coating.
Barbee ; Jr. Troy W. (Palo Alto CA) Johnson Gary W. (Livermore CA) O\Brien Dennis W. (Livermore CA), High performance capacitors using nano-structure multilayer materials fabrication.
Howard William G. (Roseville MN) Kelm Roger W. (New Richmond WI) Weiss Douglas J. (Plymouth MN) Crespi Ann M. (Minneapolis MN) Berkowitz Fred J. (Champlin MN) Skarstad Paul M. (Plymouth MN), High reliability electrochemical cell and electrode assembly therefor.
Blalock Donald R. (Colfax NC) Ferry Julian J. (Kernersville NC) Lincoln Clifford F. (Atlanta GA), High voltage, low pass filtering connector with multiple ground planes.
Pless Benjamin D. (Menlo Park CA) Elias William H. (Six Mile SC) Marguit Timothy A. (San Jose CA), Implantable cardiac defibrillator with improved capacitors.
Daglow Terry D. (Lake Jackson TX) McNeil ; II Kenneth R. (Lake Jackson TX) Shankar Balakrishnan (Pearland TX), Implantable cardiac defibrillator with layered package.
Kroll Mark W. ; Adams Theodore P. ; Anderson Kenneth M. ; Smith Charles U., Implantable cardioverter defibrillator having a smaller energy storage capacity.
Kroll Mark W. (Minnetonka MN) Adams Theodore P. (Edina MN) Brumwell Dennis A. (Bloomington MN), Implantable defibrillator system with capacitor switching circuitry.
Engmark, David B.; Ceballos, Thomas; Bruchmann, Richard A.; Tidemand, Kevin K.; Patras, George; Schaefer, Todd; Olson, Robert L., Implantable medical device assembly and manufacturing method.
Miltich, Thomas P.; Pignato, Paul A.; Breyen, Mark D.; Casby, Kurt J.; Johnson, William L., Implantable medical device having flat electrolytic capacitor with cathode/case electrical connections.
Thomas P. Miltich ; Paul A. Pignato ; Mark D. Breyen ; Kurt J. Casby ; William L. Johnson, Implantable medical device having flat electrolytic capacitor with cathode/case electrical connections.
Johnson William L. ; Rorvick Anthony R. ; Breyen Mark D. ; Pignato Paul A. ; Bullock Norma K. ; Lessar Joseph F. ; Ries Andrew J. ; Sparer Randall V. ; Hobot Christopher M. ; Di Domenico Edward ; Roc, Implantable medical device having flat electrolytic capacitor with connector block and sealed feedthroughs.
Lessar Joseph F. ; Bullock Norma K. ; Rorvick Anthony W. ; Breyen Mark D. ; Johnson William L. ; Pignato Paul A., Implantable medical device having flat electrolytic capacitor with consolidated electrode assembly.
Nutzman Thomas M. ; Breyen Mark D. ; Johnson William L. ; Lessar Joseph F. ; Rorvick Anthony R. ; Casby Kurt J., Implantable medical device having flat electrolytic capacitor with consolidated electrode tabs and corresponding feedthroughs.
Nutzman Thomas M. ; Breyen Mark D. ; Johnson William L. ; Lessar Joseph F. ; Rorvick Anthony W. ; Casby Kurt J. ; Miltich Thomas P., Implantable medical device having flat electrolytic capacitor with consolidated electrode tabs and corresponding feedthroughs.
Breyen, Mark D.; Jacobs, Andrew Michael; Rorvick, Anthony W.; Pignato, Paul A., Implantable medical device having flat electrolytic capacitor with differing sized anode and cathode layers.
Casby Kurt J. ; Breyen Mark D. ; Johnson William L. ; Nutzman Thomas M. ; Rorvick Anthony R., Implantable medical device having flat electrolytic capacitor with laser welded cover.
Kurt J. Casby ; Mark D. Breyen ; William L. Johnson ; Thomas M. Nutzman ; Anthony W. Rorvick ; Thomas P. Miltich, Implantable medical device having flat electrolytic capacitor with laser welded cover.
Breyen Mark D. ; Lessar Joseph F. ; Rorvick Anthony R. ; Pignato Paul A. ; Casby Kurt, Implantable medical device having flat electrolytic capacitor with liquid electrolyte fill tube.
Christian S. Nielsen ; Timothy T. Bomstad ; Mark D. Breyen ; Thomas P. Miltich ; Michael E. Clarke ; Anthony W. Rorvick, Implantable medical device having flat electrolytic capacitor with miniaturized epoxy connector droplet.
Michael E. Clarke ; Thomas P. Miltich ; Mark D. Breyen ; Joseph F. Lessar ; Anthony W. Rorvick ; Paul A. Pignato ; Kurt J. Casby, Implantable medical device having flat electrolytic capacitor with porous gas vent within electrolyte fill tube.
Rorvick Anthony W. ; Breyen Mark D. ; Johnson William L. ; Pignato Paul ; Lessar Joseph F. ; Bullock Norma K., Implantable medical device having flat electrolytic capacitor with registered electrode layers.
Anthony W. Rorvick ; Mark D. Breyen ; Paul A. Pignato ; Thomas P. Miltich, Implantable medical device having flat electrolytic capacitor with tailored anode layers.
Rorvick, Anthony W.; Breyen, Mark D.; Pignato, Paul A.; Miltich, Thomas P., Implantable medical device having flat electrolytic capacitor with tailored anode layers.
Jones W. Kinzy (Pembroke Pines FL) Weinberg Alvin H. (Miami FL), Implantable pulse generator having a single printed circuit board for carrying integrated circuit chips thereon with chi.
Huggett Colin E. (Torrance CA) Lewis Leon D. (Rancho Palos Verdes CA) Rudich Robert (San Pedro CA) Scharf John L. (Rancho Palos Verdes CA) Blazej Daniel C. (Annandale NJ), Integrated bus bar/multilayer ceramic capacitor module.
Fayram Timothy A. ; Pless Benjamin D. ; Parler Samuel ; Elias William H. ; McCall Scott, Layered capacitor with alignment elements for an implantable cardiac defibrillator.
Brown Robert L. (Hartville OH) McDonald James J. (Pickney MI) Miller ; Jr. Max J. (Suffield OH) Baxter ; deceased David E. (late of Ravenna OH by Carol Baxter ; Heiress ; Gregory L. Baxter ; Jeffrey , Manufacturing system.
Carme Christian E. (Marseille FRX) Roure Alain R. (Marseille FRX), Method and apparatus for attentuating external origin noise reaching the eardrum, and for improving intelligibility of e.
Fain Eric (Menlo Park CA) Pless Benjamin (Menlo Park CA) Hardage Michael (Kingwood TX), Method and apparatus for impedance based automatic pulse duration adjustment for defibrillation shock delivery.
Hansen ; Jr. Robert E. (New Baltimore MI) Kosovec Dennis J. (Utica MI) LaMarre Stephen G. (Rochester MI) Mills Malcolm S. (Lake Orion MI), Method for automated handling of materials such as automotive parts and system utilizing same.
O'Phelan, Michael J.; Schmidt, Brian L.; Krautkramer, Michael; Sherwood, Gregory J.; Barr, A. Gordon, Method for interconnecting anodes and cathodes in a flat capacitor.
Pless Benjamin D. ; Elias William H. ; Parler Sam ; McCall J. Scott, Method for making anode foil for layered electrolytic capacitor and capacitor made therewith.
O'Phelan, Michael J.; Poplett, James M.; Tong, Robert R.; Barr, A. Gordon; Kavanagh, Richard J.; Waytashek, Brian V., Method of constructing a capacitor stack for a flat capacitor.
O'Phelan, Michael J.; Poplett, James M.; Tong, Robert R.; Barr, A. Gordon; Kavanagh, Richard J.; Waytashek, Brian V., Method of constructing a capacitor stack for a flat capacitor.
O'Phelan, Michael J.; Poplett, James M.; Tong, Robert R.; Barr, A. Gordon; Kavanagh, Richard J.; Waytashek, Brian V., Method of constructing a capacitor stack for a flat capacitor.
Farahmandi C. Joseph ; Dispennette John M. ; Blank Edward ; Kolb Alan C., Method of making a multi-electrode double layer capacitor having single electrolyte seal and aluminum-impregnated carbon cloth electrodes.
Farahmandi, C. Joseph; Dispennette, John M.; Blank, Edward; Crawford, Robert W., Method of making a multi-electrode double layer capacitor having single electrolyte seal and aluminum-impregnated carbon cloth electrodes.
Yan Jenn-Feng ; Pignato Paul A. ; Rorvick Anthony R. ; Kraska Robert E., Method of making a vacuum-treated liquid electrolyte-filled flat electrolytic capacitor.
Yan Jenn-Feng ; Pignato Paul A. ; Rorvick Anthony R. ; Kraska Robert E., Method of making an hermetically sealed implantable medical device having a vacuum-treated liquid electrolyte-filled flat electrolytic capacitor.
Breyen Mark D. ; Rorvick Anthony R. ; Pignato Paul ; Lessar Joseph F., Method of making an implantable medical device having a flat electrolytic capacitor.
MacFarlane Douglas R. (157 Cochrane Street Elsternwick ; Victoria AUX 3185 ) Lunsmann Paul D. (29 Ballast Point Road Birchgrove ; NSW AUX 2041 ), Methods of making multiple anode capacitors.
Hemphill, Ralph Jason; Graham, Thomas V.; Strange, Thomas Flavian, Non-uniform etching of anode foil to produce higher capacitance gain without sacrificing foil strength.
Cromack Douglas ; Goodwin Mark L. ; Poplett James M. ; Tong Robert, Photolithographic production of microprotrusions for use as a space separator in an electrical storage device.
Szerlip Stanley R. (Longmont CO) Paurus Floyd G. (Boulder CO) Smith Archibald W. (Boulder CO), Printed circuit board having integrated decoupling capacitive core with discrete elements.
Elias William H. (Six Mile SC) Strange Thomas F. (Hampton Cove AL) Stevens James I. (Irmo SC), Process for making a capacitor foil with enhanced surface area.
Miyazaki Yuichi,JPX ; Miyanowaki Shin,JPX ; Sato Yasushi,JPX ; Shindo Tadafumi,JPX, Process for producing porous coating layer electrode plate for secondary battery with nonaqueous electrolyte process for producing same and sheet for peeling active material layer.
Tong Robert (Sunnyvale CA) Poplett James M. (Cupertino CA) Goodwin Mark L. (Santa Cruz CA) Anderson Ronald L. (Lino Lakes MN) Nelson James P. (Shoreview MN), Screen printing of microprotrusions for use as a space separator in an electrical storage device.
Kroll, Mark W., System and method of generating a low-pain multi-step defibrillation waveform for use in an implantable cardioverter/defibrillator (ICD).
Fishler, Matthew G.; Mouchawar, Gabriel A.; Kroll, Mark W., System and method of generating an optimal three-step defibrillation waveform for use in an implantable cardioverter/defibrillator (ICD).
Weir,Richard Dean; Nelson,Carl Walter, Utilization of poly(ethylene terephthalate) plastic and composition-modified barium titanate powders in a matrix that allows polarization and the use of integrated-circuit technologies for the production of lightweight ultrahigh electrical energy storage units (EESU).
Haas David P. ; Howard William G. ; Crespi Ann M. ; Rorvick Anthony R. ; Rockow Steven ; Ries Andrew J., Volumetrically efficient battery for implantable medical devices.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.