The disturbing stage was prisoner by PC Emma Agyei’s physique cam following the attack in Chapel Street, Bradley, to prominence the abuse suffered by officers.
Police had left to the stage after being alerted to a domestic incident.
In the clip expelled by the West Midlands force, the policewoman is forced to the belligerent by a 24-year-old man, who beats her and then rips out a vast cube of her hair.
The assailant pleaded guilty to conflict and was handed a 12-week dangling judgment over the aroused attack.
Reliving her ordeal, PC Agyei said: “We finished up on the building together where he’s grabbed me by the back of my conduct and crushed my conduct on the highway a couple of times.
“He’s wrenched my hair out and he held me by the throat.
“I was there for literally seconds but it felt like a prolonged time until one of my colleagues was means to lift him off me.”
She pronounced she was in “complete shock” during the attack. “I was meditative ‘I can’t trust this is happening’,” she said. “I couldn’t contend much afterwards.”
The force pronounced it available 669 assaults on its officers between Apr and Dec last year and pronounced the problem was “growing”.
Chief Constable Dave Thompson pronounced he was holding stairs to prominence the impact of conflict and abuse on officers following the occurrence in May last year.
He said: “Our officers will always do the right thing and customarily put themselves in harm’s way to strengthen the public.
“But we need to bring to probity criminals who consider that it is fine to abuse and hit out.”