Integrated Process for Developing and Selecting More or Less Better Products Based on QFD and MCGP

Table 2

Six important CRs (WHATs, the voice of the customers).

CRs	Items	Description
CR1	Stable function	Stable structure and avoid sliding
CR2	Reduce injury	Labor-saving modules to reduce medical injuries
CR3	Easy operation	Easy to use and intuitive operation
CR4	Mobile efficiency	Mobile efficiency and avoiding fixed-point use problems
CR5	Alternative function	Electric labor-saving module, but there must be an alternative to power outages
CR6	Emergency operation	Retractable for emergency operations