← Back to Patent Explorer
WO1994026341A1 Expired / Lapsed WO ⏱️ 0.0 years remaining

Drug delivery system

Assignee: Target Therapeutics Inc
•
Filing: 1994-05-13
•
Granted: —
•
Expires: 2014-05-13
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract The invention is a surgical instrument and specifically is a catheter (100) for treating a target site by delivering a controlled amount of therapeutic or diagnostic agent (the target site being accessible by a tortuous path through the vasculature), the perfusion tip (110) assembly on first catheter, and a process of using that catheter to deliver fluids to the selected vascular site.

Inventors

  • 👤 Gene Samson
  • 👤 Erik T. Engelson
  • 👤 Uriel Hiram Chee
  • 👤 Robert E. Woodard

Bibliographic Details

Application Number —
Jurisdiction WO
Data Source google_patents
Last Synchronized 2026-10-23 01:51
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/0067; A61M25/008; A61M25/0043; A61M25/005; A61M25/0053; A61M25/0068; A61M2025/0057; A61M2025/0073; A61M25/01; A61M25/09

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

US4953553A Cited
US5211636A Cited
US5195971A Cited

USPTO Annuity & Maintenance Windows

Maintenance schedule is calculated for granted US utility patents.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag