There is clearly a new trend emerging from the AppStore regarding medical apps.
We have recently reviewed MediBabble: a free app for medical language translation.

In other terms:
Polyglot Med Spanish is easy to use and the perfect tool to bridge the communication gap between health care providers and Spanish-speaking patients. Polyglot Med Spanish offers immediate audio translation of over 3,000 common words, phrases and assessment questions from English to Spanish and from Spanish to English.
iTunes link: Polyglot Med Spanish by Duke AHEC Program