The best way to improve the survival rate of hair restoration grafts is by using hypothermic storage that can reduces metabolism of the cells. Only the Graft Chiller device by Cole Instruments, Inc. can maintain a constant hypothermic temperature over the course of an entire hair transplant procedure.
In this presentation about graft holding solutions Dr. Cole talks about the potential advantages with the Graft Chiller Plate by Cole Instruments, Inc. With the graft chiller plate by CII, you can set any temperature you like. The optimal temperature for hair transplant grafts is not known at this time, but a physician is free to set the temperature at what ever their personal preference is.