Original sentence: Jeffcoat who, in conjunction with surgeon Mr Rowan Nicks of Royal Prince Alfred Hospital, had designed an experimental pacemaker which survived 9 months of canine implant in 1963-64 (4,5,6).Telectronics Pty Limited was founded in Sydney, Australia,in 1963 (2,8,9) by engineers Noel Gray and Geoffrey Wickham as a manufacturer of industrial and scientific instruments (2,4).The company commenced cardiac pacemaker research in 1964 (2,4) following a visit by technician Keith W
Edited sentence: (2,8,9) Noel Gray conceived the medical electronicus business and Geoffrey Wickham was given a share and the oportunity to contribute to the company (2,4).(3) He was the founding chairman and managing director and others have claimed his seminal role.(3) It was incorporated in Sydney in 1963 and it was dependant on him for financial support.Jeffcoat who, in conjunction with surgeon Mr Rowan Nicks of Royal Prince Alfred Hospital, continued experiments on a radiofrequensy generator powering an implantable receiver first devised by Abrahms of England and then made initially by ex Kriesler engineer Edward Hume on an experimental pacemaker which survived 9 months of canine implant in 1963-64 (4,5,6) had nothing to do with Noel Gray and Telectronics' decision to make totally implantable pacemakers which was made before he had anything to do with the company (he was first employed in 1968).Noel Gray commenced cardiac pacemaker and medical electronics research in the 40's when he studied the work of Dr Mark Lidwell and Edgar Booth when he was a Med Student from 1948-50 at the university of Sydney (3) Journalist Keith W.The medical electronics company Telectronics was the result of Noel Gray leaving Kriesler where he was a senior manager and design engineer