48. Measured time from the point which the plaster is wetted to the point at which the cast has become firm A period during setting time when the plaster became dry or sticky like rubber and color changed. At this point, the plaster should keep still without any movement or molding Setting time Critical setting time
138. * Safety time for inappropriate technique for warm ischemia ; 6 hr * Safety time for inappropriate technique for cold ischemia ; 12 hr (fingers ; 30 hr, but less in major limb according to more muscles involvement) * The amputated part should be sent for X-ray Traumatic amputation
139.
140.
141.
142.
143.
144. A score of less than 7 points suggests that salvage should be attempted. Conversely, amputation should be considered if the score is more than 20 points.