Possible Clues:

• Distinctive theory probes meaning of green device
• Device supplied by medic to US army?
• Order single in Asian food compound using up local device
• Gadget made by US soldiers and army medic
• Gadget produced by American fighter's second
• In America, Joe's medical officer's useful device?
• Doohickey (Var.)
• Try to hold distinctive movement device
• Bit of time soldier's taken over making device
• Gadget produced by American fighter and seconds