Ultrasonic needle cover
OwnerKenneth E. Kadziauskas, Susanne M. Rosloninventors
Life of this patent
Estimating the term…
Abstract
A phacoemulsification handpiece that includes a vibrated needle for emulsification of tissue and a hub interconnecting the needle with a sonic power source. Apparatus, including a cover, is provided and sized for enveloping the hub and a proximal end of the needle for preventing wicked by the needle to the hub, from being outwardly sprayed by the hub during surgical operation.
Claims15
Apparatus for use with a phacoemulsification handpiece having a vibrated needle for emulsification of tissue and a hub interconnecting the needle with a sonic power source, the apparatus comprising a cover, sized for enveloping the hub and a proximal end of the needle, for preventing fluid, wicked by the needle to said hub, from being outwardly sprayed by the hub.
A handpiece for phacoemulsification of tissue comprising:
- a housing;
- a sonic power source disposed in said housing;
- a needle having a hub disposed on a proximal end thereof connected to the power source;
- and
- a cover, enveloping said hub and a portion of the needle proximal end, for preventing fluid, accumulating on an exterior surface of said hub, from being dispersed outwardly from said hub.
A handpiece for phacoemulsification of tissue comprising:
- a housing;
- a sonic power source disposed in said housing;
- a needle having a hub disposed in a proximal end thereof connected to the power source;
- and
- a cover, enveloping said hub and a portion of the needle proximal end, for preventing fluid wicked in an exterior surface of said needle, from reaching said hub.
A method for preventing dispersing of fluid from a hub interconnecting a phacoemulsification needle and a handpiece, said method comprising the step of disposing a cover over said hub and a proximal end of the needle.
Dependencies are inferred from the claim text.