Patent · US Active

Expandable percutaneous sheath

US7914555B2 · kind B2 · utility

4Cited by

80References

18Claims

0Family size

Assignee

Warsaw Orthopedic, Inc.

Inventors

Thanh Van Nguyen · El Monte, US
George P. Teitelbaum · Santa Monica, US
To V. Pham · Trabuco Canyon, US
Samuel M. Shaolian · Newport Beach, US

Key dates

Filing date	Jan 13, 2006
Grant date	Mar 29, 2011
Priority date	—
Expiry date	Aug 19, 2028

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M2025/0024
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

Disclosed is an expandable percutaneous sheath, for introduction into the body while in a first, low cross-sectional area configuration, and subsequent expansion to a second, enlarged cross-sectional configuration. The sheath is maintained in the first, low cross-sectional configuration by a removable tubular restraint. In one application, the sheath is utilized to introduce a formed in place orthopedic fixation rod such as for use in spinal fixation procedures.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.