Surgical handpiece
First Claim
Patent Images
1. A surgical handpiece, comprising:
- a) an outer shell;
b) a pumping section having a micropump, the pumping section held within the outer shell by seals so as to allow the micropump to aspirate fluid from a surgical site; and
c) an ultrasonic transducer section held within the outer shell by seals.
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Accused Products
Abstract
A surgical handpiece having an integrated aspiration pump and vacuum and/or flow sensor. Suitable pumps included micromachined peristaltic pumps and ultrasonic pumps.
84 Citations
20 Claims
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1. A surgical handpiece, comprising:
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a) an outer shell;
b) a pumping section having a micropump, the pumping section held within the outer shell by seals so as to allow the micropump to aspirate fluid from a surgical site; and
c) an ultrasonic transducer section held within the outer shell by seals. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A surgical handpiece, comprising:
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a) an outer shell;
b) a pumping section held within the outer shell by seals and having a ultrasonic pump, the ultrasonic pump having a pumping chamber formed between an external pump horn and an internal pump horn, wherein vibration of the internal pump horn creates a pumping action. - View Dependent Claims (16)
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17. A surgical handpiece, comprising:
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a) an outer shell; and
b) a pumping section having a peristaltic micropump, the pumping section held within the outer shell by seals so as allow the micropump to aspirate fluid from a surgical site, wherein the peristaltic pump is formed by a channel covered by a membrane. - View Dependent Claims (18, 19, 20)
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Specification