Q’apel Medical Inc., of Fremont, Calif., might have thought the company’s withdrawal of the Hippo catheter was nothing but a loss, but Route 92 Medical Inc. managed to shine a positive light on the withdrawal by dropping a patent lawsuit against Q’apel because of the Hippo device.

U.S. FDA warning letters typically have a noticeable effect on device manufacturing operations, but in the case of Q’Apel Medical Inc., a warning letter led to the withdrawal of a product for which the company made changes that were not cleared by the agency.