Patent ID: 9155494
Filing Date: 2015-10-13
Classification: A61B

Abstract:
1. A hearing testing probe apparatus comprising: a plurality of drivers within a probe body, the plurality of drivers operable to generate a test stimulus from received test signals; at least one microphone within the probe body, the at least one microphone operable to receive at least one measured response; a plurality of stimulus channels within the probe body, the plurality of stimulus channels operable to carry the generated test stimulus from the plurality of drivers, each of the plurality of stimulus channels coupled to a separate one of the plurality of drivers; an eartip having a center hole; and a probe tube having a first end and a second end, the probe tube detachably coupled at the first end to the plurality of stimulus channels within the probe body, wherein the probe tube extends through the center hole of the eartip to an ear canal distal end of the eartip at the second end, the probe tube including a plurality of separate stimulus lumens corresponding to each of the plurality of stimulus channels, the plurality of separate stimulus lumens extending from the first end to the second end of the probe tube and being configured for receiving and carrying the generated test stimulus from the first end of the probe tube for output from the second end of the probe tube, and at least one separate microphone lumen extending from the first end to the second end of the probe tube and being configured for receiving and carrying the at least one measured response received at the second end of the probe tube to the at least one microphone at the first end of the probe tube.