Apparatus and methods for implant coupling indication

A hypertension therapy device for affecting blood pressure, the hypertension therapy device comprising:

• housing configured for location on a subject to communicate with an implant unit implanted proximate to at least one of a renal nerve, a baroreceptor, and a glossopharyngeal nerve;
• and
• an indicator associated with the housing, wherein the indicator is configured to produce an indicator signal when the housing is within a predetermined range of the implant unit, and wherein the indicator is configured to vary the indicator signal according to a distance between the housing and the implant unit.

A head pain management device, comprising:

• a patch configured for placement on a side of a hairline opposite a substantially haired region of a subject;
• and
• an indicator associated with the patch, wherein the indicator is configured to produce an indicator signal when the patch is within a predetermined range of the implant unit, and wherein the indicator is configured to vary the indicator signal according to a distance between the patch and the implant unit.