Patent · US Expired

Needle array devices and methods

US7621895B2 · kind B2 · utility

10Cited by
8References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 17, 2006
Grant dateNov 24, 2009
Priority date
Expiry dateMay 17, 2026

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M2025/0096
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Methods and delivery devices for maximizing injectate dispersion in lesioned tissue using needle-based injection devices are herein disclosed. The delivery devices include injection devices with various needle arrays and/or modified needle tip configurations. The needle tip configurations can include linear, hooked or corkscrew tips and/or multiple circumferential openings.

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