Ventriculoperitoneal shunt with pressure responsive element

US9993631B2 · kind B2 · utility

Assignee

• THE JOHNS HOPKINS UNIVERSITY · US

Inventors

• George L. Coles, Jr. · Baltimore, US
• Sybil Klaus · Baltimore, US
• Eric Jackson · Moorpark, US
• Philippe M. Burlina · Rockville, US
• Richard S. Potember · Catonsville, US
• Wayne I. Sternberger · Columbia, US
• John H. Benson · Ellicott City, US
• Benjamin Elder · Perry Hall, US

Key dates

• Filing date: Sep 16, 2015
• Grant date: Jun 12, 2018
• Expiry date: Dec 16, 2036

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61M27/006
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A ventriculoperitoneal shunt includes a proximal catheter, a distal catheter, a shunt valve operably coupling the proximal catheter to the distal catheter, and a contrast container containing contrast material configured to change acoustic impedance proportionally to a change in pressure applied to the contrast container.