Medicament cartridge

• US 7,104,973 B2
• Filed: 06/14/2005
• Issued: 09/12/2006
• Est. Priority Date: 12/06/2001
• Status: Expired due to Term

• Current Assignee: Sanofi-Aventis Deutschland GmbH (Sanofi )
• Original Assignee: Dca Design International Ltd.
• Inventors: Langley, Christopher Nigel, Woolston, Robert, Adams, Lee Simon
• Primary Examiner(s): KENNEDY, SHARON E
• Application Number:
  US11/151,209
• Publication Number:
  US 20060106344A1
• Time in Patent Office: 455 Days
• Field of Search: 604/232, 604/131, 128/DIG.12
• US Class Current: 604/232
• CPC Class Codes: A61J 1/062 Carpules
• CPC Class Codes: A61M 2205/50 with microprocessors or computers
• CPC Class Codes: A61M 2205/584 having a color code
• CPC Class Codes: A61M 2205/6045 having complementary physical shapes for indexing or registration purposes
• CPC Class Codes: A61M 2205/6081 Colour codes
• CPC Class Codes: A61M 5/24 Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic ampoules or carpules A61J1/06

Abstract

Many of those having diabetes take a combination of slow and fast acting types of insulin. It is important that the different forms of medicament do not become confused and that the patient does not receive the incorrect medicament. In combination a medicament delivery apparatus and a medicament cartridge are provided, the medicament delivery apparatus including at least one switch and the medicament cartridge comprising a cartridge housing within which a medicament is provided, a displaceable piston located internally at one end of the housing and a raised ring of material about an external periphery of the medicament cartridge, the ring of material being of sufficient dimensions, in use, to trip the at least one switch of the medicament delivery apparatus.

Claims

1. In combination a medicament delivery apparatus and a medicament cartridge, the medicament delivery apparatus including at least one switch and the medicament cartridge comprising a cartridge housing within which a medicament is provided, a displaceable piston located internally at one end of the housing and a raised ring of material about an external periphery of the medicament cartridge, the ring of material being of sufficient dimensions, in use, to trip the at least one switch of the medicament delivery apparatus, wherein the location of the raised ring of material along a longitudinal axis of the cartridge housing provides an indication of the medicament contained within the medicament cartridge, and said medication delivery apparatus further comprises a display, and a processor causing the display to show information relating to the medicament cartridge within the medication delivery apparatus.

2. The combination of claim 1, in which the raised ring of material may be colour coded to provide an indication of the medicament contained within the medicament cartridge.

3. The combination of claim 1, in which the raised ring of material is defined by a first inner surface that conforms to a peripheral surface of the cartridge and a second outer surface.

4. The combination of claim 3, in which the second outer surface provides a smooth rounded surface.

5. The combination of claim 3, in which a shape of the outer surface oldie raised ring of material provides an indication of the medicament contained within the medicament cartridge.

6. The combination of claim 1, in which unless the at least one switch is tripped the medication delivery apparatus will not function.