More recently, a doctor was implicated in addition to two of his colleagues, a nurse and a security guard.
They were placed on special leave pending investigations. This brings the tally to five.
Although the Health Department could not confirm it, the Pretoria News has it on good authority that another doctor was placed on special leave over the incident. According to the source, more heads are expected to roll.
The patient, Martha Marais, was tied to a bench while lying down. A video of the incident went viral, sparking outrage and prompting an investigation.