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AT4 Surgical Tourniquet System

The AT4 delivers dual-channel tourniquet control with built-in IVRA safety protocols that prevent incorrect cuff deflation sequences during Biers Block.

New List Price $1.00
Your Savings
DRE Price $1.00

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Hours: Monday – Friday 8AM – 5PM ET

The AT4 delivers dual-channel tourniquet control with built-in IVRA safety protocols that prevent incorrect cuff deflation sequences during Biers Block procedures. Unlike single-channel systems, you can run independent limb operations or coordinated bilateral procedures from one unit.

Real-time pressure monitoring shows both target and actual cuff pressures on the OLED display, while automatic diagnostics run self-checks at startup and throughout the procedure. The system tracks elapsed time with operator-set alarms and provides audible warnings for leaks, low battery, or calibration issues. Worth noting: cuffs deflate at staggered rates to minimize patient discomfort during emergence.

The integral air supply eliminates wall connections, making room-to-room transport straightforward. On-board storage keeps cuffs and hoses organized between cases.

Key Features

  • Dual-channel electronic operation for single or bilateral procedures
  • IVRA procedural guidance prevents incorrect cuff deflation order
  • Integral air supply for portable use without wall connections
  • OLED display with real-time pressure monitoring
  • Automatic diagnostic self-checks and calibration alerts
  • Staggered cuff deflation reduces patient discomfort
  • On-board cuff and hose storage with quick-release management

Capacity

  • Maximum Cuff Pressure: 600 mmHg

Accuracy

  • Accuracy and Resolution: ± 2.5 mmHg, displayed with a resolution of 5 mmHg

Electrical

  • Electrical Input: 110-120V 50-60Hz; 230V 50-60Hz
  • Battery: Sonnenschein A512/6.5 S

Weight

  • Weight: 17.3 kg

Sizes

  • Options: 0; 2; 3

Illumination

  • Illumination: Conventional; Fiber Optic

Materials

  • Components: Plastic; Stainless Steel

Dimensions

  • Overall Dimensions: 305 (W) × 385 (D) × 1050 (H) mm

Intended Use

  • Applications: Operating room, ambulatory surgery center, plastic surgery, NGO