hier die Definition von (product clinics). Der englische Ausdruck wird auch im deutschen verwendet.

X has been conducting new product evaluations among prospective buyers at various stages of the product's development for over 25 years. These include market and competitive assessments, concept and idea generation studies, product concept tests, prototype testing, and final product reviews. The methods vary from static assessments of a product's benefits to dynamic evaluations with working products. Both quantitative and qualitative techniques are used including behavioral observation and immersion with the target audience.