Nerve stimulator
Can be used on
- Wrist - ulnar nerve
--> thumb adduction
* 40mA current used
- Fibula - common peroneal nerve
--> dorsiflexion of the foot
- Ankle - posterior tibial nerve
--> plantar flexion of the big toe
- Temporal branch of facial nerve
--> frontalis muscle
Train of four
4 stimuli @ 2Hz every 12 seconds
Duration <0.2ms
Ratio of amplitude of 4th to 1st estimate the degree of block.
Tetanus - 50Hz