Ultrasound lithotripsy and histotripsy for using controlled bubble cloud cavitation in fractionating urinary stones

US9901753B2 · kind B2 · utility

Assignees

• THE REGENTS OF THE UNIVERSITY OF MICHIGAN · US
• HistoSonics, Inc. · US

Inventors

• Charles A. Cain · Ann Arbor, US
• Timothy L. Hall · Ann Arbor, US
• William W. Roberts · Tallahassee, US
• Zhen Xu · Ann Arbor, US
• J. Brian Fowlkes · Ann Arbor, US
• Thomas W. Davison · Naples, US

Key dates

• Filing date: Aug 26, 2010
• Grant date: Feb 27, 2018
• Expiry date: Jun 14, 2035

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61B2090/378
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A medical imaging and therapy device is provided that may include any of a number of features. One feature of the device is that it can deliver Lithotripsy therapy to a patient, so as to fractionate urinary stones. Another feature of the device is that it can deliver Histotripsy therapy to a patient, so as to erode urinary stones. In some embodiments, the medical imaging and therapy device is configured to target and track urinary stones in the patient during therapy. Methods associated with use of the medical imaging and therapy device are also covered.