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LigaSure™ Vessel Sealing Generator

Order Information

LIGASURE LigaSure™ vessel sealing generator with
Instant Response™ technology
  Order quantity: 1/each
includes footswitch

Performance Characteristics

General

Output configuration Isolated output
Cooling Natural convection
Display Two (2) digital seven-segment displays: 1.9 cm (0.75 in.) each
Mounting A Valleylab cart (UC8009) or a stable flat surface

Operating Parameters

Ambient temperature range 10° to 40° C (50° to 104° F)
Relative humidity 15% to 90%, noncondensing
Atmospheric pressure 700 to 1060 millibars
Warm-up time If transported or stored at temperatures outside the operating temperature range, allow one hour for the generator to reach room temperature before using.

Dimensions and Weight

Width 38.6 cm (15.2 in.)
Depth 40.6 cm (16.0 in.)
Height 12.7 cm (5.0 in.) not including feet
Weight 5.9 Kg (13 lbs) typical

Audio Volume

The stated audio level is for the activation tone and alarm tone at a distance of one meter. Alarm tones meet the requirements of IEC 60601-2-2.
• Activation tone
Volume (adjustable) 45 dB minimum
Frequency (nominal) Seal Mode – 440 Hz
  Macrobipolar Mode – 520 Hz
  Bipolar Mode – 660 Hz
Duration Continuous while the generator is activated; changes to one short tone when seal cycle is complete.
• Alarm tone  
Volume
(not adjustable)
65 dB minimum
Frequency 985 Hz to 780 Hz; 985 Hz nominal

Output Waveform

Macrobipolar/Bipolar 473 kHz sinusoid, 100% duty cycle
Seal 473 kHz sinusoid, pulsed

Frequency Leakage

Low Frequency (50-60 Hz)

Source current, patient leads, all outputs
  Normal polarity, intact ground < 10 µA
  Normal polarity, ground open < 50 µA
  Reverse polarity, ground open < 50 µA
  Sink current at high line, all inputs < 20 µA

High Frequency (RF)

  Bipolar < 69 mArms

Output Characteristics

Mode Maximum Open
Circuit Voltage
Vpp (Vp)
Maximum Short
Circuit Current
Arms
Maximum
Power Setting
Watts
Crest Factor
Macrobipolar 760 (380) 2.2 95 1.5
Bipolar 335 (168) 2.2 95 1.5
Seal 575 (288) 4.4 150 1.5
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