Hemostatic clip cartridge

US6419682B1 · kind B1 · utility

Inventors

• Timothy Appleby · Cary, US
• Matthew R. Shute · Huntersville, US

Key dates

• Filing date: Mar 24, 2000
• Grant date: Jul 16, 2002
• Expiry date: Mar 24, 2020

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61B17/1222
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A hemostatic clip cartridge for holding a dispensing a polymeric hemostatic clip having a pair of legs connected at proximal ends to a hinge and latching means at distal ends of the legs, and including laterally projecting engagement means adapted to be slidingly received by notched jaws of an applier instrument. The cartridge includes a base having a plurality of longitudinally spaced clip retaining compartments for retaining individual clips carried at the hinge on a saddle extending between adjacent upwardly extending walls. A retainer secured to the base has laterally spaced deflectable arms projecting inwardly toward the saddle in resilient engagement with the legs of the clips. The deflectable arms have a U-shaped medial notch at the distal end having a base wall engagable with the legs and defining laterally spaced terminal fingers registering with said engagement means. For withdrawal the arms are downwardly deflected by an applier instrument with said base wall while maintaining contact with the legs until the fingers contact said engagement bosses. Thereafter, the fingers maintain contact with the bosses until contacted by said applier instrument whereupon further inserti…