Patent ID: RE43549

Claim:
A writing device for display members for a carrier comprising an attach/detach/transfer means for detaching, attaching and transferring a rewrite card type display member to the carrier detachably carrying said display member on one side thereof, said rewrite card type display member including a recording layer, wherein the rewrite card type display member is capable of displaying patient information upon application of a specific temperature to write or erase letters on the recording layer, and a writing means connected to said attach/detach/transfer means for erasably writing and displaying patient information on said display member, for writing patient information on the recording layer of the rewrite card type display member by applying the specific temperature with a thermal head, and erasing such information from the recording layer, said attach/detach/transfer means and said writing means being controlled based on drug information in prescriptions, thereby attaching and detaching said display member to and from the carrier and writing patient information on said display member such that the rewrite card type display member is attached to and detached from one carrier, and, after rewriting patient information on the recording layer with said writing means, the same rewrite card type display member is attached to the same carrier or a different carrier, and this cycle is repeated .