최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0803210 (2013-03-14) |
등록번호 | US-9808244 (2017-11-07) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 84 인용 특허 : 2433 |
A surgical instrument is disclosed. The surgical instrument may include an absolute position sensor system. The absolute position sensor system includes a sensor element operatively coupled to a movable drive member of the surgical instrument. A position sensor is operably coupled to the sensor elem
A surgical instrument is disclosed. The surgical instrument may include an absolute position sensor system. The absolute position sensor system includes a sensor element operatively coupled to a movable drive member of the surgical instrument. A position sensor is operably coupled to the sensor element and is configured to sense the absolute position of the sensor element.
1. An absolute position sensor system for a surgical instrument, the absolute position sensor system comprising: a sensor element operatively coupled to a movable drive member of the surgical instrument;a position sensor operably coupled to the sensor element, the position sensor configured to sense
1. An absolute position sensor system for a surgical instrument, the absolute position sensor system comprising: a sensor element operatively coupled to a movable drive member of the surgical instrument;a position sensor operably coupled to the sensor element, the position sensor configured to sense the absolute position of the sensor element by generating a unique position signal for each position of the movable drive member; anda gear assembly to couple the sensor element to the movable drive member, wherein the gear assembly is located between the sensor element and the movable drive member. 2. The absolute position sensor system of claim 1, comprising a microcontroller operatively coupled to the position sensor, the microcontroller configured to receive a unique position signal from the position sensor, wherein the unique position signal represents an absolute position angle of the sensor element over one revolution of the sensor element. 3. The absolute position sensor system of claim 1, wherein the movable drive member is a longitudinally-movable drive member. 4. The absolute position sensor system of claim 3, wherein a full stroke of the movable drive member corresponds to less than a single rotation of the sensor element. 5. The absolute position sensor system of claim 3, wherein a full stroke of the movable drive member corresponds to a single rotation of the sensor element. 6. The absolute position sensor system of claim 3, wherein a partial stroke of the movable drive member corresponds to a single rotation of the sensor element. 7. The absolute position sensor system of claim 1, wherein the sensor element is a magnet and the position sensor is a magnetic position sensor comprising at least one magnetic sensor element disposed in proximity to the magnet. 8. The absolute position sensor system of claim 7, wherein the magnetic sensor element comprises one or more Hall-effect elements. 9. An absolute position sensor system for a surgical instrument, the absolute position sensor system comprising: a sensor element operatively coupled to a movable drive member of the surgical instrument;a position sensor operably coupled to the sensor element, the position sensor configured to sense the absolute position of the sensor element by generating a unique position signal for each position of the movable drive member; anda gear assembly to couple the sensor element to the movable drive member, wherein the gear assembly is located between the sensor element and the movable drive member. 10. A surgical instrument, comprising: an absolute position sensor system comprising: a sensor element operatively coupled to a movable drive member of the surgical instrument,a position sensor operably coupled to the sensor element, the position sensor configured to sense the absolute position of the sensor element by generating a unique position signal for each position of the movable drive member, anda gear assembly to couple the sensor element to the movable drive member, wherein the gear assembly is located between the sensor element and the movable drive member; anda motor operatively coupled to the movable drive member. 11. The surgical instrument of claim 10, comprising a microcontroller operatively coupled to the position sensor, the microcontroller configured to receive a unique position signal from the position sensor, wherein the unique position signal represents an absolute position angle of the sensor element over one revolution of the sensor element. 12. The surgical instrument of claim 10, wherein the movable drive member is a longitudinally-movable drive member. 13. The surgical instrument of claim 12, wherein a full stroke of the movable drive member corresponds to a single rotation of the sensor element. 14. The surgical instrument of claim 12, wherein a partial stroke of the movable drive member corresponds to a single rotation of the sensor element. 15. The surgical instrument of claim 10, wherein the sensor element is a magnet and the position sensor is a magnetic position sensor comprising at least one magnetic sensor element disposed in proximity to the magnet. 16. The surgical instrument of claim 15, wherein the magnetic sensor element is a Hall-effect element. 17. An absolute position sensor system for a surgical instrument, the absolute position sensor system comprising: a sensor element operatively coupled to a movable drive member of the surgical instrument;a gear assembly to couple the sensor element to the movable drive member, wherein the gear assembly is located between the sensor element and the movable drive member;a holder to hold the sensor element, wherein the holder and the sensor element are rotationally coupled; anda position sensor operably coupled to the sensor element, the position sensor configured to sense the absolute position of the sensor element by generating a unique position signal for each position of the movable drive member, wherein the position sensor is fixed relative to the rotation of the holder and the sensor element. 18. The absolute position sensor system of claim 17, comprising a microcontroller operatively coupled to the position sensor, the microcontroller configured to receive a unique position signal from the position sensor, wherein the unique position signal represents an absolute position angle of the sensor element over one revolution of the sensor element. 19. The absolute position sensor system of claim 17, wherein the gear assembly comprises a gear reduction ratio such that a full stroke of the movable drive member corresponds to a single revolution of the sensor element. 20. The absolute position sensor system of claim 17, comprising at least one switch coupled to the movable drive member, wherein a full stroke of the movable drive member corresponds to more than one revolution of the sensor element and an output signal of the switch. 21. An absolute position sensor system for a surgical instrument, the absolute position sensor system comprising: a sensor element operatively coupled to a movable drive member of the surgical instrument; anda position sensor operably coupled to the sensor element, the position sensor configured to sense the absolute position of the sensor element; anda gear assembly to couple the sensor element to the movable drive member, wherein the gear assembly is located between the sensor element and the movable drive member.
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