IPC분류정보
| 국가/구분 |
United States(US) Patent
등록
|
| 국제특허분류(IPC7판) |
|
| 출원번호 |
US-0568952
(2009-09-29)
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| 등록번호 |
US-8515511
(2013-08-20)
|
|
발명자
/ 주소 |
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| 출원인 / 주소 |
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| 대리인 / 주소 |
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| 인용정보 |
피인용 횟수 :
0 인용 특허 :
191 |
초록
▼
According to various embodiments, a medical sensor assembly may include an optical coupling material configured to prevent undesired light from being detected and to enhance the amount of light received at the detector. The optical coupling material may be a gel, liquid, oil, or other non-solid mate
According to various embodiments, a medical sensor assembly may include an optical coupling material configured to prevent undesired light from being detected and to enhance the amount of light received at the detector. The optical coupling material may be a gel, liquid, oil, or other non-solid material with appropriate optical properties.
대표청구항
▼
1. A sensor comprising: a sensor body;an emitter disposed on the sensor body;a detector disposed on the sensor body; andan optical coupling material disposed directly on at least one of the emitter or the detector, wherein the optical coupling material is configured to contact a patient's tissue whe
1. A sensor comprising: a sensor body;an emitter disposed on the sensor body;a detector disposed on the sensor body; andan optical coupling material disposed directly on at least one of the emitter or the detector, wherein the optical coupling material is configured to contact a patient's tissue when the sensor is applied to a patient, wherein the optical coupling material comprises one or more of a gel, oil, or liquid, and wherein an electrical lead and bond wires coupled to the emitter are in direct contact with the optical coupling material. 2. The sensor, as set forth in claim 1, wherein the sensor body comprises a well or recess in which the emitter or the detector is disposed. 3. The sensor, as set forth in claim 2, wherein the well or recess comprises one or more light absorbing walls. 4. The sensor, as set forth in claim 2, wherein the optical coupling material is disposed in the well or recess. 5. The sensor, as set forth in claim 1, wherein the optical coupling material has a refractive index between about 1.4 and about 1.8. 6. The sensor, as set forth in claim 1, wherein the optical coupling material has a refractive index of about 1.6. 7. The sensor, as set forth in claim 1, wherein a refractive index of the optical coupling material is within 10% of a refractive index of the emitter. 8. The sensor, as set forth in claim 1, comprising a removable membrane configured to retain the optical coupling material while the sensor is not in use. 9. A pulse oximetry system comprising: a pulse oximetry monitor; anda sensor assembly configured to be operatively coupled to the monitor, the sensor assembly comprising:an emitter and a detector disposed on a sensor body;an electrical lead and bond wires coupled to an emitter;an optical coupling material disposed directly on at least one of the emitter, the detector, or the substrate, wherein the optical coupling material is configured to contact a patient's tissue when the sensor is applied to the patient, wherein the optical coupling material comprises one or more of a gel, oil, or liquid, and wherein the electrical lead and bond wires are in direct contact with the optical coupling material. 10. The system, as set forth in claim 9, wherein the sensor body comprises a well or recess in which the emitter or the detector is disposed. 11. The system, as set forth in claim 10, wherein the well or recess comprises one or more light absorbing walls. 12. The system, as set forth in claim 10, wherein the optical coupling material is disposed in the well or recess. 13. The system, as set forth in claim 9, wherein optical coupling material has a refractive index between about 1.4 and about 1.8. 14. The system, as set forth in claim 9, wherein the optical coupling material has a refractive index of about 1.6. 15. The system, as set forth in claim 9, wherein a refractive index of the optical coupling material is within 10% of a refractive index of the emitter. 16. The system, as set forth in claim 9, comprising a removable membrane configured to retain the optical coupling material while the sensor is not in use. 17. A method of manufacturing a sensor comprising: providing a sensor body;providing an emitter disposed on the sensor body;providing a detector disposed on the sensor body; andproviding an optical coupling material disposed directly on at least one of the emitter or the detector, wherein the optical coupling material is configured to contact a patient's tissue when the sensor is applied to a patient, wherein the optical coupling material comprises one or more of a gel, oil, or liquid, and wherein an electrical lead and bond wires coupled to the emitter are in direct contact with the optical coupling material. 18. The method, as set forth in claim 17, wherein providing the sensor body comprises a well or recess on the sensor body in which the emitter or the detector is disposed. 19. The method, as set forth in claim 18, wherein the well or recess comprises one or more light absorbing walls. 20. The method, as set forth in claim 18, wherein optical coupling material has a refractive index between about 1.4 and about 1.8.
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