The phone that doctor Whitley uses is a British phone, as it has in the center emergency calls are 999 not 911.
not sure if it was supposed to be just a phone that could have been imported, or if the scenes were filmed in UK and overlooked that it had the UK emergency number.
Despite being paralyzed, Martin struggles dramatically to right himself and walk to a nearby telephone, when he could have easily wheeled himself to the phone in his wheelchair.