AliveCor’s smartphone Heart Monitor has received FDA approval and will go on sale to healthcare professionals in the United States in January 2013. The AliveCor Heart Monitor allows the recording, display, storing, transferring, and evaluation of single-channel electrocardiogram (ECG) rhythms using an iPhone 4 or 4S. The Class II medical device consists of a self-powered case that attaches to the back of an iPhone, which is running the associated heart monitor app. The phone and…"The AliveCor Heart Monitor attaches to the back of an iPhone 4 or 4S"
An updated version of the OWLE Bubo, the Phocus is a versatile photography accessory for the iPhone 4/4S. Essentially, it’s a heavy-duty case designed to optimize the iPhone’s photographic capabilities. It provides users with up to three lens choices, as well as the option to purchase an adapter that allows for the use of standard DSLR lenses. The camera enhancing accessory is available to purchase in kits with two or three lenses. The cheaper kit…"The Phocus photography accessory for iPhone 4/4S"