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Apparatus for detecting micro-organisms

  • US 4,801,546 A
  • Filed: 02/25/1985
  • Issued: 01/31/1989
  • Est. Priority Date: 06/29/1983
  • Status: Expired due to Fees
First Claim
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1. Apparatus for use in detecting micro-organisms in any one of a plurality of samples of a substance, comprising a plurality of containers for samples, wherein each container includes a first electrode of a noble metal and a second electrode of a different metal insulated from the first electrode, the electrodes being arranged so as to be contactable with a sample in the container and presenting respective contact surfaces externally of the container, a container-mounting member provided with means for receiving and locating each of the containers and with a first set of contacts adapted to engage the external contact surfaces of the noble metal electrodes and with a separate lead from each of the said first set of contacts adapted for connecting the noble metal electrodes to separate terminals of a multiplexing recorder system and with a second set of contacts adapted to make contact with the external contact surfaces of the second electrodes, all said second set of contacts being connected to a common lead adapted for connecting said second electrodes to a common terminal of a multiplexing recorder system, the container-mounting member being a block formed with recesses each of which is adapted to receive and locate an individual container and being provided with one of each of said two sets of contacts, the container-mounting block having attached to its underside a printed circuit board with leads connecting each of said first set of contacts to an individual contact of a multi-way connector and with leads connecting all of said second set of contacts to a common contact of the multi-way connector.

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