Devices may fail to detect apnea under certain conditions of use. Tracer Lot No. Manufacturer, by letter November 3, 1989. Firm-initiated recall complete. Nationwide and international.
Firm estimates none remains on market.
Lypholized tracers did not go into solution. Incompletely dissolved AFP tracers could cause poor replication of intravial variability and consequently inaccurate test results. All serial numbers up to January 1990 manufacturing date. Philips Medical Systems N.A. Company, Shelton, Connecticut. Manufacturer, by field correction December 1989.