Dr O’Connor graduated from the Royal College of Surgeons Medical School (RCSI) in 2002. He completed Higher Specialist Training in Ireland and then completed four years of clinical and research fellowship training in interventional cardiology in Paris, France in two of the largest centres for cardiovascular care in Europe, Pitié Salpêtière University Hospital and Institut Cardiovasculaire Paris Sud (ICPS), Massy, Paris. At both centres, he performed a high volume of procedures in percutaneous coronary intervention and stenting, peripheral and transcatheter valvular interventions.

He was conferred MD by thesis by the National University of Ireland (NUI) in 2013 for clinical research undertaken with the ACTION Study Group at Institut de Cardiologie, Pitié Salpêtière University Hospital (Paris 6 – Sorbonne).

He is working in St James’s Hospital since 2016 as an interventional cardiologist.

He is an honorary lecturer for the Trinity School of Medicine.

• The Royal College of Surgeons in Ireland Medical School. MB, BCh, BAO, LRCPI & SI (Hons) (2002).
• Intercollegiate Member of The Royal College of Physicians of Ireland (MRCPI) (2005)
• Certificate of Satisfactory Completion of Specialist Training (CSST) in Cardiology (2012)
• Degree of Doctorate of Medicine (MD), awarded in November (2013) Royal College of Surgeons Medical School (RCSI) and National University of Ireland (NUI)

• Transcatheter valvular interventions
• Percutaneous coronary interventions in complex coronary disease and acute coronary syndromes

Dr O’Connor is a current member of the Education and Training Committee for the European Association of Percutaneous Coronary Interventions (EAPCI); a former committee member of the Irish Cardiac Society; lecturer at Trinity College School of Medicine and a member of the Royal College of Physicians of Ireland.

Dr O’Connor is involved in clinical research with wide publication in high-impact peer-reviewed journals. His interests include antiplatelet and anticoagulant therapies used in cardiovascular disease, especially in the setting of acute coronary syndromes and cardiovascular device research and development from new stent to transcatheter valve technologies.

He is currently the principal investigator (PI) in St James’s Hospital for the randomised controlled trial, the RHEIA Study (https://clinicaltrials.gov/ct2/show/NCT04160130) and

national PI for the Selatogrel Outcome Study in Suspected Acute Myocardial Infarction (SOS-AMI) (https://clinicaltrials.gov/ct2/show/NCT04957719