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VLab-4000 Plethysmograph

Complete vascular diagnostics in one portable device.

Product Overview

The VLab-4000 is a 4-channel optical and air plethysmograph for comprehensive non-invasive vascular assessment. It combines proven diagnostic methods in a single, portable device designed for clinical and telemedicine use.

How It Works

  1. 🔌

    Connect

    Attach sensors to the patient's extremities. No special preparation required.

  2. 📊

    Measure

    Automated measurement sequences capture arterial, venous, and lymphatic data.

  3. 📄

    Evaluate

    Software generates comprehensive reports with clinical interpretation support.

Measured Parameters

Pulse Wave Analysis

Photoplethysmographic waveform analysis of pulse morphology and arterial compliance.

Ankle-Brachial Index (ABI)

Ankle-to-brachial systolic pressure ratio for peripheral arterial disease grading.

🖨

Toe-Brachial Index (TBI)

Toe-to-brachial index for critical limb ischemia and diabetic foot assessment.

Finger & Toe Pressures

Segmental digital pressures for distal micro-circulation evaluation.

Venous Reflux Assessment

Air plethysmographic venous reflux and outflow resistance quantification.

Endothelial Reactivity

Post-occlusive reactive hyperaemia for endothelial function testing.

Technical Specifications

Specification Value
Channels 4 optical + 2 air plethysmography
Weight 1.8 kg
Dimensions 280 × 220 × 85 mm
Battery 8 h operation
Software Windows 10 / 11
Connectivity USB + Wi-Fi + Cloud

Why Choose VLab-4000

Criterion VLab-4000 Handheld Doppler ABI-only Device CT Angiography
Parameters measured 6+ 1 1 Anatomical
Invasiveness Non-invasive Non-invasive Non-invasive Contrast + radiation
Time < 15 min 20–30 min 10–15 min 60–90 min
Portability Portable Handheld Semi-portable Fixed installation
Cost Low Very low Low Very high
Telemedicine Yes — cloud native No Limited PACS only

Information provided by the manufacturer. Advanced Genetics is an authorized distributor.