Patent · US Active

Biopsy needle

US8343073B2 · kind B2 · utility

8Cited by
3References
1Claims
0Family size

Inventor

Key dates

Filing dateSep 10, 2009
Grant dateJan 1, 2013
Priority date—
Expiry dateApr 23, 2030

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B10/0275
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A biopsy needle includes an outer cannula and an inner cannula. The inner cannula includes a distal end and a proximal end, the outer cannula being shaped and dimensioned to closely circumscribe the inner cannula for movement relative thereto. The inner cannula further includes a sample recess at its distal end, the sample recess including a dual cavity recess, wherein a first cavity has a parabolic shape and the second cavity has a circular shape.

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