Air movement energy harvesting with wireless sensors
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H01L-041/09
A61B-005/00
F03D-009/00
출원번호
US-0771803
(2010-04-30)
등록번호
US-8319401
(2012-11-27)
발명자
/ 주소
McKenna, Edward M.
출원인 / 주소
Nellcor Puritan Bennett LLC
대리인 / 주소
Fletcher Yoder
인용정보
피인용 횟수 :
4인용 특허 :
49
초록▼
A system and method for generating power when one or more motion sensitive structures are moved via airflow. The system may include one or more sensing components which, acting alone or in combination, are capable of generating data related to one or more physiological parameters. The system may als
A system and method for generating power when one or more motion sensitive structures are moved via airflow. The system may include one or more sensing components which, acting alone or in combination, are capable of generating data related to one or more physiological parameters. The system may also include wireless communication circuitry capable of wirelessly transmitting the data related to the one or more physiological parameters. Furthermore, at least one of the one or more sensing components or the wireless communication circuitry may be at least partially powered, directly or indirectly, by the one or more motion sensitive structures when acted upon by airflow.
대표청구항▼
1. A physiological medical sensor, comprising: one or more power generating piezoelectric structures disposed on an exterior portion of a medical sensor, wherein the one or more power generating piezoelectric structures generate power in response to air movement;one or more sensing components which,
1. A physiological medical sensor, comprising: one or more power generating piezoelectric structures disposed on an exterior portion of a medical sensor, wherein the one or more power generating piezoelectric structures generate power in response to air movement;one or more sensing components which, acting alone or in combination, are capable of generating data related to one or more physiological parameters; andwireless communication circuitry capable of wirelessly transmitting the data related to the one or more physiological parameters, wherein at least one of the one or more sensing components or the wireless communication circuitry are at least partially powered, directly or indirectly, by the one or more power generating piezoelectric structures. 2. The physiological sensor of claim 1, comprising an energy storing structure that is at least partially charged by the one or more power generating structures, wherein the one or more sensing components are at least partially powered by the energy storing structure. 3. The physiological sensor of claim 2 wherein the energy storing structure comprises a chargeable battery or a capacitor. 4. A power module for a physiological medical sensor, comprising: one or more power generating piezoelectric structures disposed on an exterior portion of a medical sensor, wherein the one or more power generating piezoelectric structures generate power in response to air movement; anda connector capable of releasably connecting to the physiological medical sensor, wherein the connector is capable of transmitting power generated by the one or more power generating piezoelectric structures to the physiological medical sensor when connected. 5. The power module of claim 4, comprising an energy storing structure that is at least partially charged by the one or more power generating structures. 6. The power module of claim 4, wherein the power module comprises a bracelet. 7. The power module of claim 6, wherein the one or more power generating structures are affixed to the bracelet. 8. The power module of claim 4, wherein the power module comprises a garment. 9. The power module of claim 8, wherein the one or more power generating structures are integrated into the garment. 10. The power module of claim 4, wherein the one or more power generating piezoelectric structures comprises a generally rectangular shaped member. 11. The power module of claim 4, wherein the one or more power generating piezoelectric structures comprises a generally triangular shaped member. 12. The power module of claim 4, wherein the one or more power generating piezoelectric structures comprises a generally cross shaped member. 13. A method for powering a wireless medical sensor, comprising the acts of: generating power via one or more power generating piezoelectric structures in response to air movement, wherein the one or more power generating piezoelectric structures is disposed on an exterior portion of a medical sensor; andproviding the generated power from the one or more power generating piezoelectric structures to the medical sensor. 14. The method of claim 13, wherein the power is stored in a battery or capacitor prior to being provided to the sensor. 15. The method of claim 13, wherein the power is generated at a location separate from the sensor. 16. The method of claim 15, wherein the location separate from the sensor is at a bracelet or a garment worn by a patient. 17. The method of claim 13, comprising utilizing the power by the sensor to generate data related to one or more physiological parameters of a patient. 18. The method of claim 13, wherein the medical sensor is configured to be placed on a finger of a patient. 19. A monitoring system, comprising: a wireless medical sensor, comprising: a light generating component;a light detecting component capable of detecting light generated by the light generating component;a wireless transmitter capable of wirelessly transmitting a signal based on the light detected by the light detecting component;one or more power generating piezoelectric structures that generate power in response to air movement, wherein the one or more power generating piezoelectric structures is disposed on an exterior portion of the medical sensor, and wherein the generated power is provided to one or more of the light generating component, the light detecting component, or the wireless transmitter; anda monitor capable of receiving the signal. 20. The monitoring system of claim 19, wherein the power generating component is incorporated into the wireless sensor. 21. The monitoring system of claim 19, wherein the power generating component is separate from, but in communication with, the wireless sensor. 22. The monitoring system of claim 19, comprising an energy storage component capable of storing the generated power prior to the power being provided to one or more of the light generating component, the light detecting component, or the wireless transmitter.
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