USPatentGranted
B2Leadless cardiac pacemaker with conducted communication
Granted 11 Nov 2014 · 6 office actions
Current assignee: St Jude Medical Center (abbott) · originally Abbott Laboratories
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Attorney: Attorney · Log in to unlock
Inventors: Timothy E. Ciciarelli, Peter M. Jacobson, Alan Ostroff · Examiner: Catherine Voorhees · AU 3762 · TC 3700
Application
13/277,151
filed 19 Oct 2011
Publication
US 20120109236
published 3 May 2012
Patent· this page
US 8,886,318
granted 11 Nov 2014
35
Claims
3 independent
149
File wrapper
transactions
2031
20-year term
term adjustment not held
none
Litigation
checked
6
Classifications
A61N1/372, A61N1/375
575
Citations
575 cites · 0 cited by
Life of the patent
21 dated events⤢ drag to zoom
ProsecutionTerm & feeshover for detail · click to open
Abstract
A leadless pacemaker for pacing a heart of a human includes a hermetic housing and at least two electrodes on or near the hermetic housing. The at least two electrodes are configured to deliver energy to stimulate the heart and to transfer information to or from at least one external device.
Claims
35 · 3 independent · depth 735 granted claims
›1.independentA leadless pacemaker for pacing a heart of a human comprising:na hermetic housing;at least two electrodes on or near the hermetic housing, the at leas…+14
›2.↳ 1The leadless pacemaker of claim 1, wherein the external device is a second leadless pacemaker, a defibrillator, a conventional pacemaker, an implanted…d2
›3.↳ 1The leadless pacemaker of claim 1, wherein the information is encoded in sub-threshold pulses.d2
›4.↳ 1The leadless pacemaker of claim 1, wherein the pulse generator further comprises a stimulation pulse generator in the housing, wherein the stimulation…d2+1
›5.↳ 4The leadless pacemaker of claim 4, wherein the pulse generator is further configured to provide energy to the at least two electrodes to transfer the …d3
›6.↳ 1The leadless pacemaker of claim 1, further comprising a controller in the hermetic housing, the controller configured to communicate with the external…d2+8
›7.↳ 6The leadless pacemaker of claim 6, wherein the controller is configured to communicate with the external device by transferring the information throug…d3
›8.↳ 6The leadless pacemaker of claim 6, wherein controller is configured to communicate with the external device by transferring the information through th…d3
›9.↳ 6The leadless pacemaker of claim 6, wherein the controller is configured to communicate with the external device by transferring the information throug…d3
›10.↳ 6The leadless pacemaker of claim 6, wherein the controller is configured to provide charge balancing of the information before the end of a refractory …d3
›11.↳ 6The leadless pacemaker of claim 6, wherein the controller is configured to transfer information to or from the external device by sending a bell-ringe…d3
›12.↳ 6The leadless pacemaker of claim 6, wherein the controller is configured to send a synchronization signal through the at least two electrodes to the ex…d3
›13.↳ 6The leadless pacemaker of claim 6, wherein the controller is configured to measure a length of time between encoded information signals received by th…d3+1
›14.↳ 13The leadless pacemaker of claim 13, wherein the controller is configured to use the measured length of time to estimate a clock frequency of the exter…d4
›15.↳ 1The leadless pacemaker of claim 1, further comprising a sensing amplifier to receive and amplify signals received by the, at least two electrodes, whe…d2
›16.independentA system for pacing a heart of a human comprising:nan external device; and a leadless pacemaker comprising a hermetic housing, a pulse generator in th…+13
›17.↳ 16The system of claim 16, wherein the communication pulses include sub-threshold pulses.d2
›18.↳ 16The system of claim 16, wherein the external device is a second leadless pacemaker, a defibrillator, a conventional pacemaker, an implanted programmer…d2+6
›19.↳ 18The system of claim 18, wherein the external device is a programmer external to the body of the human, and wherein the programmer comprises at least t…d3+5
›20.↳ 19The system of claim 19, wherein the external device further comprises a controller, the controller configured to communicate with the leadless pacemak…d4+4
›21.↳ 20The system of claim 20, wherein the controller is configured to transmit the communication pulses through the at least two skin electrodes using a bip…d5+3
›22.↳ 21The system of claim 21, wherein the biphasic square wave has approximately a 25V peak amplitude.d6
›27.↳ 21The system of claim 21, wherein the controller is configured to measure a length of time between the communication pulses transferred from the leadles…d6+1
›28.↳ 27The system of claim 27, wherein the controller is configured to use the measured length of time to estimate a clock frequency of the leadless pacemake…d7
›23.↳ 16The system of claim 16, wherein the external device further comprises a controller, the controller configured to communicate with the leadless pacemak…d2+3
›24.↳ 23The system of claim 23, wherein the controller is configured to transfer the communication pulses during a pacing pulse.d3
›25.↳ 23The system of claim 23, wherein the controller is configured to transfer the communication pulses outside of a refractory period or pacing pulse.d3
›26.↳ 23The system of claim 23, wherein the controller is configured to transfer the communication pulses only during an absolute refractory period.d3
›29.↳ 16The system of claim 16, wherein the external device further comprising a sensing amplifier to receive and amplify the, communication pulses, and where…d2
›30.independentA method of pacing a heart of a human, comprising:nproviding a leadless pacemaker comprising a hermetic housing, a pulse generator in the hermetic hou…+5
›31.↳ 30The method of claim 30, wherein communicating occurs only during a refractory period.d2
›32.↳ 30The method of claim 30, wherein communicating occurs outside of a refractory period the pacing pulses.d2
›33.↳ 30The method of claim 30, further comprising charge balancing the communication pulses before the end of a refractory period.d2
›34.↳ 30The method of claim 30, wherein communicating occurs only during predetermined times in one or more pacing cycles.d2
›35.↳ 30The method of claim 30, further comprising sending a synchronization signal through the at least two electrodes to the external device to start transf…d2
Classifications
6 codesIPC · International Patent Classification
Section A — Human necessities
- A61N1/372
- A61N1/375
- A61N1/368
- A61N1/00
USPC · US Patent Classification
607/32607/60
Claim changes
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Pendency
3.1 y
1,119 days filing → grant
Office actions
3
after a restriction
Responses
5
1 RCE
Interviews
3
examiner interview summaries
Examiner
Catherine Voorhees
art unit 3762 · TC 3700
Law firm
Citations: 575 back · 0 forward
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2 priority documentsPriority
14 Oct 2005
earliest claimed
›Priority documents — 2
| Type | Document | Date |
|---|---|---|
| provisional | US 60726706 | 14 Oct 2005 |
| related publication | US 20120109236 A1 | 3 May 2012 |
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