26
Intelect Transport® Combo Therapy System
5.15 ULTRASOUND DUTY CYCLE TEST
This test is performed using only the 5 cm²
Intelect
Transport
Combo
Applicator.
A. Ultrasound Duty Cycle Test Procedures
1. Set up Ohmic Instruments DT 100 or
UPM DT 10 Ultrasound Power Meter per
Operator’s Instructions and fill test reservoir
with
Degassed
Water.
2. Place the 5 cm² Applicator into the Power
Meter retainer. Make certain the Sound
Head is completely submerged in the
degassed water and centered directly over
the Stainless Steel Cone.
See Figure 5.16.
3.
Zero
or
Tare
meter.
4. Highlight Ultrasound on system. Press the
Enter
button.
5. Highlight Duty Cycle. Highlight Continuous
and press the Enter button.
6. Highlight Display. Press the Enter button
until Watts appears beside Display.
7.
Press
START
button.
8. Increase Intensity until the appropriate
Watts is displayed.
See Figure 5.17.
9. Compare Power Meter reading to
Figure 5.17.
10. Press the STOP button.
11. Highlight Duty Cycle and press the Enter
button. Highlight the next level of Duty
Cycle and repeat
steps 6 through 10
.
Repeat for remaining Duty Cycle levels.
12. Highlight Frequency. Press the Enter
button until 3.3 MHz is displayed beside
Frequency.
Repeat
steps 4 through 11
.
FIGURE 5.16
FIGURE 5.17
5 TROUBLESHOOTING
Use only Degassed Water in Power Meter for testing
Ultrasound Applicators. Use of other types of water
will cause false test results.
Refer to page 16
for
Degassed Water Recipes.
Do not aerate water when filling Power Meter.
DUTY CYCLE SPECIFICATIONS
APPLICATOR
APPLICATOR
SIZE
SIZE
DUTY CYCLE
OUTPUT RANGE
1 cm²
at 2.7 Watts
Continuous
10%
0.2 0.3
20%
0.4 0.7
50%
1.1 1.6
2 cm²
at 5.4 Watts
Continuous
10%
0.2 0.3
20%
0.9 1.3
50%
2.2 3.2
5 cm²
at 12 Watts
Continuous
10%
1.0 1.4
20%
1.9 2.9
50%
4.8 7.2
10 cm² at 20 Watts
Continuous
Operating at 1mHz
10%
1.6 2.4
20%
3.2 4.8
50%
8.0 12.0
10 cm² at 10 Watts
Continuous
Operating at 3.3mHz
10%
0.8 1.2
20%
1.6 2.4
50%
4.0 6.0
