Updated at 7:36am on 7 September 2008
Police dog handlers are patrolling the emergency department at Christchurch Hospital at weekends.
Superintendent Dave Cliff says they target times when there is an increase in alcohol-affected patients.
The dogs do not go into the hospital but Superintendent Cliff says their presence in police vehicles, combined with the patrols, makes a difference to the behaviour of some inebriated patients.
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