Interventional Neuroradiology's Growing Pains

Neuroendovascular devices for treating hemorrhagic and ischemic stroke, while investigational, are gaining attention because of technology advances, intriguing anecdotal evidence of efficacy in a field in which previous drug therapies haven't worked, and positive but controversial emerging clinical data. Companies are pursuing neuro applications of endovascular devices, but despite lots of noise, clinical challenges and uncertain market potential restrain many from investing heavily in the field.