Phone the station and ask to speak to a traffic officer. Explain the story and how you feel let down by the officer who attended who did not correctly follow procedure. If they say one isn't available just this minute say you'll hold - you won't accept a call back.
Meanwhile, contact the IPCC and make a formal complaint about the officer who did not follow procedure in the event of an accident. SERIOUSLY.
Then if things haven't moved on significantly by the end of TODAY, get the video up - maybe let someone edit a snappy abridged version as well - and lets all do what we can to turn this viral, and send copies to the press - cyclist videos are very much du jour.