Catheter with multiple ultrasound radiating members

US8167831B2 · kind B2 · utility

Assignee

• EKOS CORPORATION · US

Inventors

• Richard R. Wilson · Arden Hills, US
• Robert Wilcox · Rolesville, US
• Curtis Genstler · Granite Falls, US
• Tim Abrahamson · Seattle, US
• Wm. Gerrit Barrere · Lake Forest Park, US
• Amy Cohen · Seattle, US
• George W. Keilman · Bothell, US
• Leonard R. Oliver · Seattle, US
• Natalya Peskin · Redmond, US

Key dates

• Filing date: Apr 16, 2010
• Grant date: May 1, 2012
• Expiry date: Apr 16, 2030

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61N2007/0078
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A method of delivery ultrasonic energy and a therapeutic compound to a treatment site and an ultrasonic catheter system are disclosed. The method comprises providing a catheter with a plurality of ultrasound radiating members, wherein the plurality of ultrasound radiating members are allocated into electrical groups comprising more than one ultrasound radiating member. The method further comprises independently driving each group of ultrasonic radiating members, and delivering the therapeutic compound through the catheter to the treatment site.