Patent · US Active

Vertebral body access cannula with enhanced bending stiffness

US11109890B2 · kind B2 · utility

1Cited by

6References

18Claims

0Family size

Assignee

KYPHON SARL · CH

Inventors

Calin Druma · San Jose, US
Samuel V. Bolosan · San Jose, US
Hester Chan · Sunnyvale, US

Key dates

Filing date	Jan 25, 2018
Grant date	Sep 7, 2021
Priority date	—
Expiry date	Jun 21, 2038

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2017/3454
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A kyphoplasty cannula includes a shaft extending between opposite first and second end surfaces. The shaft has an inner surface defining a lumen. The shaft has a first opening that extends through the first end surface and a second opening that extends through the second end surface. A scoop extends from the second end surface. The scoop has an arcuate inner surface that is continuous with the inner surface of the shaft an opposite outer surface. The scoop has a rib. Kits and methods of use are disclosed.

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