Free heart surgery was done on 175 patients who could not afford to pay for the treatment, at a city hospital in the past six days.

The Indo-American Angioplasty workshop concluded on Saturday. It was held at Sri Jayadeva Institute of Cardiovascular Sciences and Research in collaboration with Dr Govindaraju Subramani Heart Foundation. The patients underwent angioplasty and stenting procedure at the hospital.

Dr CN Manjunath, Director of Sri Jayadeva Institute of Cardiovascular Sciences and Research, said it was the country's biggest angioplasty workshop. He said in the past year, they had conducted 500 such angioplasty in collaboration with the above-mentioned foundation and Medtronic Vascular Division in the USA.

He said the foundation had donated the stents worth Rs 1.5 crore.

The workshop was held between October 4 to October 9.