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Phaco thermal control system

  • US 7,909,792 B2
  • Filed: 10/20/2003
  • Issued: 03/22/2011
  • Est. Priority Date: 03/10/1998
  • Status: Active Grant
First Claim
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1. A phacoemulsification system for regulating fluid flow and energy into an eye during ocular surgery, comprising:

  • a handpiece;

    a control console configured to provide phaco power to the handpiece, irrigation fluid to an eye; and

    an aspiration source for removing fluid from the eye; and

    a matrix comprising phaco power levels and fluid flow conditions that will not generate sufficient heat to create damage to eye tissue within the eye,wherein the system is configured to control at least one of the phaco power or fluid flow based upon an amount of thermal energy delivered to the eye over a predetermined period of time.

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