Possible Clues:

• Wolves after kill in America - a potential spine-chiller
• Injury application, sometimes
• Treatment for bruises, being in charge of English forwards
• Group of freezer repairers?
• Diamonds - cards that may be of use for a flush
• Cold bag for e.g. swelling
• It's used to reduce swellings and temperatures
• Cold bag applied to part of the body
• Cold injury application
• Diamonds hounds found in coolbox