China reported 41,018 medical device adverse events (MDAE) in 2014, up 18.6 percent from the previous year, according to China Food and Drug Administration (CFDA) Monday.

A total of 98 MDAE have caused deaths, while another 40,920 cases left serious injuries on the patients, the CFDA said.

Of all the MDAE, 72 percent were performed by professional medical staff, while 8.8 percent of them were carried out by the patients themselves.

Medical polymer materials were the mostly reported among all the MDAE, followed by injection and puncture apparatus, and medical sanitary materials, the CFDA said.