What are the possible complications of ganglion cyst removal surgery? i have it at the joint where the finger is attached to the hand. will it interfere with holding handlebars?

Investigator a has biological specimens that are coded and linked to identifiers of the source individuals. investigator a provides the specimens to investigator b but does not provide the individual identifiers. investigator b agrees not to re-identify the source individuals. is investigator b's research using the biospecimens human subjects research according to the definition of human subjects research in the federal regulations?