Patent · US Expired

Microcommissurotomy device with levers

US6183494A · kind A · utility

7Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 16, 1998
Grant dateFeb 6, 2001
Priority date
Expiry dateNov 16, 2018

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B2017/22097
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A retractor is mounted at the distal end of a catheter. The retractor is constituted of two symmetrically deformable parallelograms. In the closed position, the retractor has substantially the same radial extension as the catheter.

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