HVDC Flashcards
1
Q
is this modality monopolar or bipolar?
A
bipolar: both pads are the same size
2
Q
what kind of appearance does a HVDC have
A
twin peak
3
Q
____: can separate the twin peaks. but has to be less than or equal to pulse width
A
Microspace interval (MSI)
4
Q
movement of the peaks:
Move the peaks ____ for more stim
Move the peaks ___ for acute conditions and less stim
A
move closer: for more stim
Move farther: for less stim
5
Q
votage?
A
150 V
6
Q
wavelength
A
100usec
7
Q
tx time
A
20-30 min
8
Q
penetration
A
less than 1in
9
Q
frequency?
A
1-10: cont
20-40: dil
40-80:M stim
80-250: pn
10
Q
where do i want the polarity?
A
30%
11
Q
What is the pad switching rate?
A
0 seconds/ continuous
