a curved knife used for scooping or gouging; a reamer

To cut out a piece of healthy flesh to patch a sore; describes using a harmful makeshift solution to solve an urgent problem without considering the consequences.

to cut off flesh to heal a sore; to use a harmful makeshift remedy that ignores the long-term consequences

to cut off one's flesh to patch a sore; a makeshift solution that provides temporary relief while causing greater long-term harm