Patent · US Expired

Expandable intervertebral spacer

US7621950B1 · kind B1 · utility

373Cited by

187References

51Claims

0Family size

Assignee

KYPHON SARL · CH

Inventors

Oren Globerman · Herzliya, IL
Boaz Shenhav · Herzliya, IL
Ronen Shavit · Nes Ziona, IL

Key dates

Filing date	Jan 27, 2000
Grant date	Nov 24, 2009
Priority date	—
Expiry date	Jan 27, 2020

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S606/91
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An expandable spacer, comprising: an axial tube having a surface, a proximal end and a distal end and a length, wherein, said surface defines a plurality of slits, said plurality of slits defining at least two axially displaced extensions, such that when said tube is axially compressed, said extensions extend out of said surface and define a geometry of an expanded spacer. Preferably the spacer is adapted to be inserted between two spinal vertebrae of a human.

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