Drug Delivery Device

• US 20070197978A1
• Filed: 02/20/2007
• Published: 08/23/2007
• Est. Priority Date: 02/17/2006
• Status: Abandoned Application

• Current Assignee: Leon Wortham
• Original Assignee: Leon Wortham
• Inventors: Wortham, Leon
• Application Number:
  US11/676,943
• Publication Number:
  US 20070197978A1
• Time in Patent Office: Days
• US Class Current: 604/246
• CPC Class Codes: A61M 2205/12 with interchangeable cassettes forming partially or totally the fluid circuit
• CPC Class Codes: A61M 2205/3561 local, e.g. within room or hospital
• CPC Class Codes: A61M 2205/3576 with non implanted data transmission devices, e.g. using external transmitter or receiver
• CPC Class Codes: A61M 2205/6018 providing set-up signals for the apparatus configuration
• 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 5/14244 adapted to be carried by the patient, e.g. portable on the body
• CPC Class Codes: A61M 5/1452 pressurised by means of pistons
• CPC Class Codes: A61M 5/16827 controlling delivery of multiple fluids, e.g. sequencing, mixing or via separate flow-paths infusion of multiple fluids without using a controller A61M5/1407

Abstract

A portable drug delivery device is provided for sustained administration of selected medications from a plurality of medications stored in internal of fluid cassettes within the device.

Claims

1. A portable drug delivery device for sustained administration of a plurality of drugs comprising:

a power source;

a drive system;

a plurality of fluid cassettes, each cassette containing a different medication;

an indexed piston in communication with the drive system for each fluid cassette;

a processor for controlling the motor drive system;

a feed back loop to apprise the processor of the dose of medication dispensed from each fluid cassette;

a needle connected to each fluid cassette for injecting medication into a patient;

a user interface comprising a display and data entry means;

wherein each fluid cassette is uniquely identified according to the type of medicine contained for placement in the device.

2. The drug delivery device of claim 1 further comprising a communication port to electronically communicate dispensing history to a monitoring device.

3. The drug delivery device of claim 1 wherein the device monitors at least one vital sign of the patient.

4. The drug delivery device of claim 1 further comprising straps to secure the device about an extremity of a patient.

5. Drug delivery device of claim 1 further comprising a UV and water resistant casing enclosing the drive system and fluid cassettes.