this is a tough one!

I found the Medi safe on a products site -but the site had a dead link
and all the follow up went nowhere for me..

I did find this so far - but probably larger safes/lockers than you are looking for.
http://www.nationwidesafes.com/safes.html

other stuff I found

http://www.egeneralmedical.com/narco...ngle-door.html

http://www.nextag.com/digital-safe/s...B59C3133DE57E7