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Drug dispensing apparatus

  • US 7,957,929 B2
  • Filed: 09/22/2004
  • Issued: 06/07/2011
  • Est. Priority Date: 10/16/2003
  • Status: Expired due to Fees
First Claim
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1. A drug dispensing apparatus comprising a cassette for containing drugs in an aligned state, a rotor disposed at one open end of said cassette, a pushing unit for pushing said drugs toward said rotor, a drive mechanism for pivoting said rotor alternately between a dispensing position and a receiving position by operating a drive switch to dispense said drugs one by one, and a measuring unit for measuring the present quantity of said drugs in said cassette, characterized in that:

  • a memory unit for storing a stock quantity N0 of said drugs in said cassette is further provided; and

    wherein when said rotor is returned to the receiving position from the dispensing position, the present quantity N measured by the measuring unit is compared with the stock quantity N0 stored in said memory unit, wherein if the present quantity N is less than the stock quantity N0, the present quantity N is stored in said memory unit as a stock quantity N0, while if the present quantity N is same as the stock quantity N0, it is informed that said drug has been forgotten to take out.

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