IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0693451
(2007-03-29)
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등록번호 |
US-8615309
(2013-12-24)
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발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
6 인용 특허 :
234 |
초록
▼
Disclosed herein are methods, systems, and apparatus for treating a medical condition in a patient using an implantable medical device by applying an electrical signal characterized by having a number of pulses per microburst, an interpulse interval, a microburst duration, and an interburst period t
Disclosed herein are methods, systems, and apparatus for treating a medical condition in a patient using an implantable medical device by applying an electrical signal characterized by having a number of pulses per microburst, an interpulse interval, a microburst duration, and an interburst period to a portion of a cranial nerve of said patient, wherein at least one of the number of pulses per microburst, the interpulse interval, the microburst duration, or the interburst period is selected to enhance cranial nerve evoked potentials.
대표청구항
▼
1. A method performed by an implantable medical device to treat a medical condition in a patient having a brain, a vagus nerve, a trigeminal nerve, and a glossopharyngeal nerve, the method comprising: applying a microburst electrical signal to a portion of at least one of the vagus nerve, the trigem
1. A method performed by an implantable medical device to treat a medical condition in a patient having a brain, a vagus nerve, a trigeminal nerve, and a glossopharyngeal nerve, the method comprising: applying a microburst electrical signal to a portion of at least one of the vagus nerve, the trigeminal nerve, and the glossopharyngeal nerve of the patient, the microburst electrical signal comprising a series of microbursts, a number of pulses per microburst, an interpulse interval, an interburst period between successive microbursts in the series of microbursts, and a microburst duration, wherein the interburst period is at least 100 msec, the number of pulses per microburst is from 2 pulses to about 25 pulses, the interpulse interval is about 10 msec or less, and the microburst duration is less than about 1 sec;discontinuing applying the microburst electrical signal; andapplying a burst electrical signal to a portion of at least one of the vagus nerve, the trigeminal nerve, and the glossopharyngeal nerve, the burst electrical signal comprising a series of bursts and a number of pulses per burst, the number of pulses per burst of the burst electrical signal being greater than the number of pulses per microburst of the microburst electrical signal, the burst duration of the burst electrical signal being greater than the microburst duration of the microburst electrical signal, wherein the burst electrical signal comprises more than 50 pulses per burst and a burst duration of at least about 7 sec, andwherein at least one of the number of pulses per microburst, the interpulse interval, the microburst duration, and the interburst period of the microburst electrical signal is selectable to enhance nerve evoked potentials in the brain of the patient. 2. The method of claim 1, wherein the number of pulses per microburst of the microburst electrical signal is from 2 to about 15 or the microburst duration of the microburst electrical signal is from about 10 msec to about 80 msec. 3. The method of claim 1, performed by an implantable medical device comprising an electrode coupled to the at least one of the vagus nerve, the trigeminal nerve, and the glossopharyngeal nerve of the patient, and a programmable electrical signal generator coupled to the electrode, wherein applying the microburst electrical signal to the portion of the at least one of the vagus nerve, the trigeminal nerve, and the glossopharyngeal nerve comprises generating the microburst electrical signal with the electrical signal generator and applying the microburst electrical signal to the electrode. 4. The method of claim 1 wherein applying the microburst electrical signal to the portion of the at least one of the vagus nerve, the trigeminal nerve, and the glossopharyngeal nerve comprises applying the microburst electrical signal to a vagus nerve of the patient. 5. The method of claim 1, wherein the microburst duration of the microburst electrical signal is less than about 80 msec. 6. The method of claim 5, wherein the number of pulses per microburst of the microburst electrical signal is from 2 pulses to about 6 pulses or the microburst duration of the microburst electrical signal is from about 10 msec to about 20 msec. 7. The method of claim 1, wherein the number of pulses per microburst of the microburst electrical signal is 2 pulses to 3 pulses. 8. The method of claim 1, wherein the microburst duration of the microburst electrical signal is from about 10 msec to about 80 msec. 9. A method of treating a medical condition of a patient having a brain, a vagus nerve, a trigeminal nerve, and a glossopharyngeal nerve, the method comprising: coupling at least one electrode to at least one of the vagus nerve, the trigeminal nerve, and the glossopharyngeal nerve of the patient;providing a programmable electrical signal generator coupled to the at least one electrode;generating a microburst electrical signal with the programmable electrical signal generator, the microburst electrical signal comprising a series of microbursts, a number of pulses per microburst, an interpulse interval, an interburst period between successive microbursts in the series of microbursts, and a microburst duration, wherein the interburst period is at least 100 msec, the number of pulses per microburst is from 2 pulses to about 25 pulses, the interpulse interval is about 10 msec or less, and the microburst duration is less than about 100 msec, and wherein at least one of the number of pulses per microburst, the interpulse interval, the microburst duration, and the interburst period is selectable to enhance nerve evoked potentials in the brain of the patient;applying the microburst electrical signal to the at least one electrode to treat the medical condition;discontinuing applying the microburst electrical signal; andapplying a burst electrical signal to the at least one electrode, the burst electrical signal comprising a series of bursts and a number of pulses per burst, the number of pulses per burst of the burst electrical signal being greater than the number of pulses per microburst of the microburst electrical signal, the burst duration of the burst electrical signal being greater than the microburst duration of the microburst electrical signal, wherein the burst electrical signal comprises more than 50 pulses per burst and a burst duration of at least about 7 sec. 10. A method of treating a medical condition in a patient using an implantable medical device, the method comprising: applying a microburst electrical signal to a portion of at least one of a vagus nerve, a trigeminal nerve, and a glossopharyngeal nerve of the patient, the microburst electrical signal being configured to enhance cranial nerve evoked potentials in a brain of the patient and comprising: a plurality of microbursts,an interburst period between consecutive microbursts of at least 100 msec,2 to about 25 pulses per microburst,an interpulse interval from about 1 msec to about 10 msec, anda microburst duration not greater than 1 sec;discontinuing applying the microburst electrical signal; andapplying a burst electrical signal to a portion of at least one of a vagus nerve, a trigeminal nerve, and a glossopharyngeal nerve of the patient, the number of pulses per burst of the burst electrical signal being greater than the number of pulses per microburst of the microburst electrical signal, the burst duration of the burst electrical signal being greater than the microburst duration of the microburst electrical signal, wherein the burst electrical signal comprises more than 50 pulses per burst and a burst duration of at least about 7 sec. 11. The method of claim 10, wherein applying the microburst electrical signal to the portion of at least one of the vagus nerve, the trigeminal nerve, and the glossopharyngeal nerve comprises applying the microburst electrical signal to a portion of the vagus nerve of the patient. 12. A method of using an implantable medical device to treat a medical condition in a patient having a vagus nerve, a trigeminal nerve, a glossopharyngeal nerve, and a brain, the method comprising: applying a microburst electrical signal to a portion of at least one of the vagus nerve, the trigeminal nerve, and the glossopharyngeal nerve of the patient, wherein the microburst electrical signal comprises a plurality of microbursts, an interburst period between consecutive microbursts of at least 100 msec, from 2 to about 25 pulses per microburst, an interpulse interval of about 50 msec or less, and a microburst duration of less than about 1 sec, the microburst electrical signal being configured to enhance nerve evoked potentials in the brain of the patient;discontinuing applying the microburst electrical signal; andapplying a burst electrical signal to a portion of at least one of the vagus nerve, the trigeminal nerve, and the glossopharyngeal nerve of the patient, wherein the burst electrical signal comprises a plurality of bursts, a number of pulses per burst, and a burst duration, the number of pulses per burst of the burst electrical signal being greater than the number of pulses per microburst of the microburst electrical signal, the burst duration of the burst electrical signal being greater than the microburst duration of the microburst electrical signal, wherein the burst electrical signal comprises more than 50 pulses per burst and a burst duration of at least about 7 sec. 13. The method of claim 12, wherein at least one of the number of pulses per microburst, the interpulse interval, the microburst duration, and the interburst period of the microburst electrical signal is selectable to enhance desired nerve evoked potentials in the brain of the patient.
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