Summit Doppler LifeDop L250R User Manual

Summit Doppler LifeDop L250R User Manual

L150 series (handheld doppler without display), l250 series (handheld doppler with display)

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User Manual for LifeDop
®
L150 Series (Handheld Doppler without Display)
L250 Series (Handheld Doppler with Display)
REF
L150, L150A, L150R, L250, L250AR, L250R,
MC150, MC150R, MC250, MC250R
MAN0001-DFU • Rev. A • 11/12
Wallach Surgical Devices

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Table of Contents
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Summarization of Contents

Intended Use of LifeDop Doppler
Obstetric Doppler Application
Product used to detect fetal heart beats for determining fetal viability.
Vascular Doppler Application
Product used to detect blood flow in veins/arteries for peripheral vascular disease detection.
Clinical Safety Statements
Prudent Use Guidelines
AIUM advocates responsible diagnostic ultrasound use, discourages non-medical use.
Training and Research Safety
No confirmed adverse biological effects from diagnostic ultrasound use.
Product Description and Features
Main Unit Design
Ergonomically designed handheld unit with easy access to controls.
Advanced Features (SSQ, Recharge)
Superior Sound Quality and rechargeable/non-rechargeable options.
Display and Recording Functions
LCD display for vital info and built-in recording capability.
Ultrasound Transducer Probes
Obstetrical Probes (2 MHz, 3 MHz)
Probes for early to late term fetal detection and viability assessment.
Vascular Probes (4 MHz, 5 MHz, 8 MHz)
Probes for detecting blood flow in peripheral arteries and veins.
Display Unit Operations
Turning the Unit On and Off
Press On/Off button. Unit auto-shuts off after 3 minutes of inactivity.
Diagnostic Monitoring Features
Unit performs checks for probe frequency, temperature, battery, and supply voltage levels.
Battery Management
Battery Level Monitoring
Visual indication of battery level using battery-shaped indicator or LED flashing.
Recharging Procedures
Use only supplied adaptor. Do not recharge alkaline batteries. Plug in recharge jack.
Audio Playback and Recording
Playing Recorded Audio
Press Play/Record button to listen to stored audio files.
Recording New Audio
Press and hold Play/Record button to record new audio for 32 seconds.
Obtaining Doppler Signals
Volume Slider Adjustment
Adjusts audio level by moving the slider up for volume increase, down for decrease.
Signal Quality Indicator
Visual aid showing signal level for strong audio signal and accurate heart rate calculation.
Obstetrical Signal Acquisition
Guidance for detecting fetal heart sounds, including probe placement and sound characteristics.
Vascular Signal Acquisition
5 and 8 MHz Vascular Probes
Guidance for detecting peripheral arterial sounds, including probe angle.
4 MHz Vascular Probe
Guidance for scanning flow sounds using the 4 MHz probe with flat placement.
Maintenance and Cleaning Procedures
Cleaning After Examination
Wipe with damp cloth or isopropyl alcohol wipes. Avoid liquid immersion.
Disinfection and Storage
Use EPA-registered disinfectants. Store in a clean, dry area.
Periodic Inspection
Inspect unit and probes for cracks, breaks, or wear annually.
Replacing the Batteries
Battery Compartment Access
Depress tab and pull battery door outward to open.
Battery Insertion Guidelines
Pay close attention to polarity. Insert battery with spring contacts first.
Troubleshooting Common Issues
Poor Sound Quality Causes
Inadequate gel, probe issues, interference, or debris can cause poor sound.
Heart Rate Inaccuracy
Check signal strength, ensure correct probe, and verify maternal/fetal sounds are separated.
Battery and Probe Errors
Low batteries, incorrect probe connection, or recharge errors require attention.
Interference and Diagnostic Codes
Radio Frequency Interference
Immunity to 3V/meter interference. Increase distance from source if occurs.
Diagnostic Error Codes
List of codes for temperature, voltage, and battery errors, contact service for resolution.
Product Specifications
Electrical Safety and Water Ingress
Details on Type B Applied Part, Class II Equipment, and IPX ratings for probes.
Operating and Environmental Parameters
Information on dimensions, weight, temperature, humidity, and battery type.
Performance Metrics
Data on battery life, audio bandwidth, recording duration, and heart rate accuracy.
Warranty and Servicing Policy
Product Warranty Period
24-month warranty against defects in material and workmanship.
Return Procedures
Steps for returning products for repair or replacement, including contact information.
Explanation of Symbols
Device Identification Symbols
Explanation of symbols like Reorder Number, Serial Number, Manufacturer, and Date.
Safety and Regulatory Symbols
Explanation of symbols related to safety, CE mark, and authorized representative.

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