Police Scotland are appealing for witnesses after a collision between a van and a motorbike in Danderhall on Friday 30 September.
The incident happened at around 5pm on Friday, September 30th, when a white Citroen Berlingo and a yellow Honda CBR 900 motorbike collided on The Wisp at its junction with Edmonstone Road.
The 30-year-old male motorcyclist sustained serious injuries after he was thrown from his vehicle.
He was transferred by ambulance to the Royal Infirmary of Edinburgh where he remains in the care of medical staff.
The roadway was closed in both directions for around five hours to allow collision investigation work to be carried out.
Road policing officers are urging anyone who saw either vehicle prior to the collision to contact them immediately.
Constable Neill Sage of the divisional Roads Policing Unit said: “This was a very serious incident and our enquiries are ongoing as we seek to establish the full set of circumstances that led up to this collision.
“Anyone who was travelling in the area of the Wisp on Friday afternoon who remembers either vehicle is asked to contact police immediately if not already done so.”
If you saw this incident or have information relevant to the ongoing enquiries please contact Police Scotland on 101 or, alternatively, an anonymous report can be made through the charity Crimestoppers on 0800 555 111.