- A man was circumcised when he had actually consented to cystoscopy – a procedure which examines inside the bladder using a thin camera.

- A swab was left in a child who had had an adenoidectomy – a surgical procedure to remove tissue from behind the nasal passages.

- Two patients with similar name notes were mixed up, resulting in one of them having the wrong operation.

- A patient consented to the wrong surgery after a mistake with the consent form process.

- Two cases of unintentional connection of patient to requiring oxygen to an air flowmeter.

- Surgeons incorrectly marked a patient for an angiogram – an X-ray test which involves a special dye being passed through a catheter to show any narrowed areas or blockages in the arteries.

- A patient had a hip nail implanted in the wrong side.