Drug delivery device and methods having a retaining member

US11504513B2 · kind B2 · utility

Assignee

• Warsaw Orthopedic, Inc.

Inventors

• Danielle L. Clay · Collierville, US
• Lloyd M. Snyder · Collierville, US
• Jeffrey A. Soucia · Germantown, US
• Michael Merves · Collierville, US
• Antonio Belton · Hazel Crest, US
• Sean Corrigan · Chicago, US
• Keith Grider · Chicago, US
• Michael Honsing Lau · Chicago, US
• Derek J. Leatzow · Chicago, US

Key dates

• Filing date: Nov 18, 2019
• Grant date: Nov 22, 2022
• Expiry date: Feb 16, 2041

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61M2205/60
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

Various embodiments of a device, a kit and method for delivering a drug depot are disclosed. The device comprises a housing including a lower body, an upper body, a ring member; and a drug cartridge. The lower body defines a lower body channel. The upper body defines an upper body channel. The drug cartridge defines a depot channel. The ring member is disposed extending upward from an annular step surface of the lower body toward a housing upper end. The ring member includes indicia indicating a characteristic of one or more drug depots in the drug cartridge. A plunger has a push rod for expelling the drug depot through the cannula to a site in the patient. A kit comprises the above components. A method includes assembling the components including selecting a ring member having indicia corresponding to one or more drug depots in the drug cartridge.