Poilce have launched a homicide investigation after a woman who was seriously assaulted earlier this month, died overnight in Christchurch hospital.

The deceased was Teri-Anne McKenzie, aged 48, of Invercargill. 

Police were called to an address in Mavora Crescent, Invercargill on 10 December after a report of an assault and the victim was located with critical injuries,

A 51-year-old man was arrested and charged in relation to the incident.

However Detective Sergeant Mark McCloy of Invercargill Police said further charges were now being considered.