Nucleus Limited began as a private company in

Sydney Sydney is the capital city of the States and territories of Australia, state of New South Wales and the List of cities in Australia by population, most populous city in Australia. Located on Australia's east coast, the metropolis surrounds Syd ...

, Australia, in 1965. It was founded by former Watson-Victor executive Paul Murray Trainor, after acquisition of

X-ray An X-ray (also known in many languages as Röntgen radiation) is a form of high-energy electromagnetic radiation with a wavelength shorter than those of ultraviolet rays and longer than those of gamma rays. Roughly, X-rays have a wavelength ran ...

sales & service company Scientific & General. Other companies to be controlled by Nucleus and developed by Trainor were

pacemaker A pacemaker, also known as an artificial cardiac pacemaker, is an implanted medical device that generates electrical pulses delivered by electrodes to one or more of the chambers of the heart. Each pulse causes the targeted chamber(s) to co ...

pioneers Telectronics,

cardiac The heart is a muscular organ found in humans and other animals. This organ pumps blood through the blood vessels. The heart and blood vessels together make the circulatory system. The pumped blood carries oxygen and nutrients to the tissu ...

monitor Monitor or monitor may refer to: Places * Monitor, Alberta * Monitor, Indiana, town in the United States * Monitor, Kentucky * Monitor, Oregon, unincorporated community in the United States * Monitor, Washington * Monitor, Logan County, Wes ...

defibrillator Defibrillation is a treatment for life-threatening cardiac arrhythmias, specifically ventricular fibrillation (V-Fib) and non-perfusing ventricular tachycardia (V-Tach). Defibrillation delivers a dose of electric current (often called a ''count ...

manufacturer Medtel which was previously the instrument division of Telectronics, Ausonics a specialist in ultrasound imaging, medical instrument importer Domedica, and Cochlear which developed the multichannel 'bionic ear'

cochlear implant A cochlear implant (CI) is a surgically implanted Neuroprosthetics, neuroprosthesis that provides a person who has moderate-to-profound sensorineural hearing loss with sound perception. With the help of therapy, cochlear implants may allow for imp ...

pioneered by Dr Graeme Clark AC. In 1982 Nucleus, by then a multinational company, was floated on the

Australian Securities Exchange Australian Securities Exchange Ltd (ASX) is an Australian public company that operates Australia's primary Exchange (organized market), securities exchange, the Australian Securities Exchange (sometimes referred to outside of Australia as, or c ...

as Nucleus with the Trainor family holding 50% of the issued stock. Control of Nucleus was gained by Pacific Dunlop in 1988. Nucleus and Trainor are generally accorded recognition as the founders of bioengineering as an industry in Australia. Paul Murray Trainor, born 1927 died in 2006. His contribution to Australian industry was recognised by his appointment as an Officer of The

Order Of Australia The Order of Australia is an Australian honours and awards system, Australian honour that recognises Australian citizens and other persons for outstanding achievement and service. It was established on 14 February 1975 by Elizabeth II, Monarch ...

Australia Day Australia Day is the official national day of Australia. Observed annually on 26 January, it marks the 1788 landing of the First Fleet and raising of the Flag of Great Britain, Union Flag of Great Britain by Arthur Phillip at Sydney Cove, a ...

1986, "For Service to Secondary Industry, particularly in the Field of Medical Technology", and, as further recognition the establishment in March 2006 by the

University of New South Wales The University of New South Wales (UNSW) is a public research university based in Sydney, New South Wales, Australia. It was established in 1949. The university comprises seven faculties, through which it offers bachelor's, master's and docto ...

of the "Paul M Trainor Chair", a memorial Professorship in the Graduate School of Biomedical Engineering.

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* * * {{Authority control Companies formerly listed on the Australian Securities Exchange Manufacturing companies established in 1965 Manufacturing companies based in Sydney Medical device manufacturers Medical technology companies of Australia 1965 establishments in Australia