Posted: Mar 04, 2021 4:00 AM ET | Last Updated: March 4 Keri Ponace of Regina is one of the thousands of Canadian women who opted for the permanent birth control implant Essure. She's also one of 700 who are now seeking compensation from the manufacturer for years of complications she claims are from Essure. (Matthew Howard/CBC) The permanent birth control device Essure has been off the Canadian market for four years — but pain and serious complications linger among some women who are seeking compensation from a manufacturer that says it intends to defend its product "vigorously." Keri Ponace of Regina is one of the 10,000 Canadian women who opted for the device.