CA2820794C - Direct memory access (dma) controlled stimulation - Google Patents

Direct memory access (dma) controlled stimulation Download PDF

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Publication number
CA2820794C
CA2820794C CA2820794A CA2820794A CA2820794C CA 2820794 C CA2820794 C CA 2820794C CA 2820794 A CA2820794 A CA 2820794A CA 2820794 A CA2820794 A CA 2820794A CA 2820794 C CA2820794 C CA 2820794C
Authority
CA
Canada
Prior art keywords
stimulation
clock signal
cpu
data
time
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.)
Expired - Fee Related
Application number
CA2820794A
Other languages
English (en)
French (fr)
Other versions
CA2820794A1 (en
Inventor
Neil S. Sherman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Spinal Modulation LLC
Original Assignee
Spinal Modulation LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Spinal Modulation LLC filed Critical Spinal Modulation LLC
Publication of CA2820794A1 publication Critical patent/CA2820794A1/en
Application granted granted Critical
Publication of CA2820794C publication Critical patent/CA2820794C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/02—Details
    • A61N1/025—Digital circuitry features of electrotherapy devices, e.g. memory, clocks, processors
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
    • G06F13/28—Handling requests for interconnection or transfer for access to input/output bus using burst mode transfer, e.g. direct memory access DMA, cycle steal
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/3605—Implantable neurostimulators for stimulating central or peripheral nerve system
    • A61N1/3606—Implantable neurostimulators for stimulating central or peripheral nerve system adapted for a particular treatment
    • A61N1/36071—Pain
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/3605—Implantable neurostimulators for stimulating central or peripheral nerve system
    • A61N1/36125—Details of circuitry or electric components
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/3605—Implantable neurostimulators for stimulating central or peripheral nerve system
    • A61N1/36128—Control systems
    • A61N1/36146—Control systems specified by the stimulation parameters
    • A61N1/36182—Direction of the electrical field, e.g. with sleeve around stimulating electrode
    • A61N1/36185—Selection of the electrode configuration

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Neurosurgery (AREA)
  • Neurology (AREA)
  • Theoretical Computer Science (AREA)
  • Pain & Pain Management (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Electrotherapy Devices (AREA)
CA2820794A 2010-12-16 2011-12-02 Direct memory access (dma) controlled stimulation Expired - Fee Related CA2820794C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US42399510P 2010-12-16 2010-12-16
US61/423,995 2010-12-16
US13/023,470 2011-02-08
US13/023,470 US8532784B2 (en) 2010-12-16 2011-02-08 Direct memory access (DMA) controlled stimulation
PCT/US2011/063115 WO2012082408A1 (en) 2010-12-16 2011-12-02 Direct memory access (dma) controlled stimulation

Publications (2)

Publication Number Publication Date
CA2820794A1 CA2820794A1 (en) 2012-06-21
CA2820794C true CA2820794C (en) 2018-01-02

Family

ID=46235389

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2820794A Expired - Fee Related CA2820794C (en) 2010-12-16 2011-12-02 Direct memory access (dma) controlled stimulation

Country Status (6)

Country Link
US (2) US8532784B2 (https=)
EP (1) EP2651495B1 (https=)
JP (1) JP5969500B2 (https=)
AU (1) AU2011341499B2 (https=)
CA (1) CA2820794C (https=)
WO (1) WO2012082408A1 (https=)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8532784B2 (en) 2010-12-16 2013-09-10 Spinal Modulation, Inc. Direct memory access (DMA) controlled stimulation
US20130085548A1 (en) * 2011-10-03 2013-04-04 Eugene Y. Mironer Method of treating chronic pain in a patient using neuromodulation
JP6179369B2 (ja) * 2013-11-22 2017-08-16 富士通株式会社 演算処理装置及び演算処理装置の制御方法
US9849287B2 (en) 2015-02-09 2017-12-26 Boston Scientific Neuromodulation Corporation System and method for determining the neurological position of epidural leads
US10339081B2 (en) 2015-05-09 2019-07-02 Medtronic, Inc. Methods and devices that utilize hardware to move blocks of operating parameter data from memory to a register set
CN109240954A (zh) * 2017-07-10 2019-01-18 恩智浦美国有限公司 具有触发序列发生器的dma控制器
US11216370B2 (en) * 2018-02-20 2022-01-04 Medtronic, Inc. Methods and devices that utilize hardware to move blocks of operating parameter data from memory to a register set
CN108744275A (zh) * 2018-06-22 2018-11-06 暨南大学 一种穿戴式经皮神经电刺激痛经治疗仪
US11235165B2 (en) * 2019-02-04 2022-02-01 Pacesetter, Inc. Lead impedance monitoring for an implantable medical device
CN110604869A (zh) * 2019-08-01 2019-12-24 北京品驰医疗设备有限公司 植入式医疗装置及其刺激信号发生方法和电刺激系统
US11135431B2 (en) * 2020-01-31 2021-10-05 Advanced Neuromodulation Systems, Inc. Implantable pulse generator with multiple stimulation engines
US12364865B2 (en) 2020-02-13 2025-07-22 Advanced Neuromodulation Systems, Inc. Neuromodulation therapy with a multiple stimulation engine system
CN111420277B (zh) * 2020-04-09 2024-10-01 北京品驰医疗设备股份有限公司 植入式神经刺激设备
US11604739B2 (en) * 2020-12-08 2023-03-14 Nxp Usa, Inc. Conditional direct memory access channel activation
EP4725543A2 (en) * 2022-06-17 2026-04-15 Boston Scientific Neuromodulation Corporation System for dithering neurostimulation parameters

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4407288B1 (en) 1981-02-18 2000-09-19 Mieczyslaw Mirowski Implantable heart stimulator and stimulation method
DE3175864D1 (en) * 1981-10-26 1987-02-26 Vitafin Nv Pacemaker utilizing microprocessor dma for generating output pulse sequences
US5297242A (en) 1989-12-15 1994-03-22 Nec Corporation DMA controller performing data transfer by 2-bus cycle transfer manner
JP3151832B2 (ja) * 1989-12-15 2001-04-03 日本電気株式会社 Ｄｍａコントローラ
US6717992B2 (en) 2001-06-13 2004-04-06 Time Domain Corporation Method and apparatus for receiving a plurality of time spaced signals
US7483748B2 (en) 2002-04-26 2009-01-27 Medtronic, Inc. Programmable waveform pulses for an implantable medical device
US7296170B1 (en) 2004-01-23 2007-11-13 Zilog, Inc. Clock controller with clock source fail-safe logic
US7715912B2 (en) 2005-04-13 2010-05-11 Intelect Medical, Inc. System and method for providing a waveform for stimulating biological tissue
US8112154B2 (en) 2005-04-13 2012-02-07 The Cleveland Clinic Foundation Systems and methods for neuromodulation using pre-recorded waveforms
US7904158B2 (en) * 2005-04-28 2011-03-08 Medtronic, Inc. Measurement of coronary sinus parameters to optimize left ventricular performance
US8532784B2 (en) 2010-12-16 2013-09-10 Spinal Modulation, Inc. Direct memory access (DMA) controlled stimulation

Also Published As

Publication number Publication date
JP2014501133A (ja) 2014-01-20
AU2011341499A1 (en) 2013-07-18
EP2651495A1 (en) 2013-10-23
US8532784B2 (en) 2013-09-10
AU2011341499B2 (en) 2015-11-05
CA2820794A1 (en) 2012-06-21
JP5969500B2 (ja) 2016-08-17
EP2651495B1 (en) 2015-12-02
US8774931B2 (en) 2014-07-08
US20120158096A1 (en) 2012-06-21
EP2651495A4 (en) 2014-06-11
US20130318259A1 (en) 2013-11-28
WO2012082408A1 (en) 2012-06-21

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Legal Events

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EEER Examination request

Effective date: 20161124

MKLA Lapsed

Effective date: 20211202