A former nurse, Jaclyn McQueen, 44, of Dedham, received a three-year probation sentence Tuesday for diluting liquid oxycodone syringes with water at a Dedham rehabilitation center where she worked. McQueen pleaded guilty to tampering with a consumer product in January. From approximately February through May 2020, McQueen worked as a registered nurse at a rehabilitation center in Dedham that provided long-term chronic and post-acute care to patients. Read: Six Men From Rhode Island And Massachusetts Charged In Cockfighting Ring In her capacity as a nurse, McQueen had access to oxycodone, a Sch…