Patent · US Expired

Spine distraction implant and method

US6419677B2 · kind B2 · utility

376Cited by

95References

18Claims

0Family size

Assignee

St. Francis Medical Technologies, Inc. · US

Inventors

James F. Zucherman · San Francisco, US
Ken Y. Hsu · San Francisco, US
T. Wade Fallin · Hyde Park, US
Henry A. Klyce · Piedmont, US

Key dates

Filing date	Jan 4, 2001
Grant date	Jul 16, 2002
Priority date	—
Expiry date	Jan 4, 2021

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2017/0256
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A spine distraction implant alleviates pain associated with spinal stenosis and facet arthropathy by expanding the volume in the spine canal and/or neural foramen. The implant provides a spinal extension stop while allowing freedom of spinal flexion.

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