The Maquet Rolite is a surgical lighting system designed for use in operating rooms, providing illumination and various functionalities to assist medical professionals.
Function Description
The Maquet Rolite is a mobile surgical lighting system that provides high-quality illumination for surgical procedures. It incorporates LED technology, offering different lighthead options such as Maquet PowerLED II and Volista, each with specific features. The system is designed for ease of positioning and adjustment, ensuring optimal light coverage on the surgical site. It also includes communication protocols (CAN bus) for reliable interaction between its components, such as lightheads, power supply, and camera. The system can operate on mains power and is equipped with batteries for backup, ensuring continuous operation during power interruptions.
Important Technical Specifications
Electrical Characteristics:
- Input Voltage: 100-240 VAC/50-60 Hz for all lighthead models.
- Power: 185 VA for all lighthead models.
- Lighthead Power Rating:
- Maquet PowerLED II 700: 110 VA
- Maquet PowerLED II 500: 80 VA
- Volista 600: 90 VA
- Volista 400: 60 VA
- Lighthead Input: 20-28 VDC for all lighthead models.
- Number of LEDs:
- Maquet PowerLED II 700: 100
- Maquet PowerLED II 500: 56
- Average Service Life of LEDs: 60,000 hours for all lighthead models.
- Battery Type: Lead gel for all models.
Mechanical Specifications:
- Weight of Single-Fork Lighthead:
- Maquet PowerLED II 700: 16.8 kg
- Maquet PowerLED II 500: 12.3 kg
- Volista VCS 600: 14 kg
- Volista VCS 400: 12 kg
- Volista VST 600: 15.4 kg
- Volista VST 400: 12 kg
- Lighthead Diameter (including handle):
- Maquet PowerLED II 700: 797 mm
- Maquet PowerLED II 500: 637 mm
- Volista VCS 600: 700 mm
- Volista VCS 400: 630 mm
- Volista VST 600: 700 mm
- Volista VST 400: 630 mm
- Weight of Maquet Rolite Device + Lighthead:
- Maquet PowerLED II 700: 119 kg
- Maquet PowerLED II 500: 109 kg
- Volista VCS 600: 117 kg
- Volista VCS 400: 115 kg
- Volista VST 600: 118.4 kg
- Volista VST 400: 115 kg
- Lighthead Protection Against Dust and Liquid Ingress: IP44 for all models.
- Overall Height of Lighting System:
- Max: 2000 mm (lighthead in horizontal position)
- Min: 1010 mm (lighthead in lowest position)
- Max: 1945 mm (lighthead in highest position)
- Base Dimensions: 965 mm (width) x 777 mm (depth) x 2064 mm (overall height).
- Light Rotation Angles:
- Lighthead (a): +15°/-15°
- Spring arm (b): +15°/-40°
- Vertical axis (c): 360°
- Horizontal axis (d): 250°
- Main arm (e): 330°
Communication Protocol:
- CAN bus (Control Area Network bus): Serial communication medium for real-time embedded systems, offering high reliability, message prioritization, guaranteed latency, flexible configuration, multi-master operation, and error detection/reporting.
- MAQBUS Communication Connections (RJ-45): T-568B standard, with pins for CAN H, CAN L, 24V, and 0V.
Usage Features
- Touchscreen Control Panel: Provides an intuitive interface for adjusting light settings, date/time, and accessing system information.
- Lighthead Control Keypad: Allows direct control of ON/OFF, illumination level, light field diameter, and special modes like Boost, Endo, and AIM.
- Adjustable Illumination: Users can vary the lighthead illumination from minimum to maximum intensity.
- Light Field Diameter Adjustment: Enables selection of the largest light field diameter to ensure all LEDs are lit.
- Special Lighting Modes:
- Boost Mode: Increases light intensity beyond 100% for critical moments.
- Endo Mode: Optimized for endoscopic procedures.
- AIM Mode (Automatic Illumination Management): Automatically adjusts light intensity.
- Comfort Light Mode (Maquet PowerLED II only): Provides a softer light setting.
- Laser Positioning Assistance (PowerLED II only): Projects two laser dots to help position the lighthead at the optimum distance from the surgical site.
- Battery Backup: The system can switch to battery mode during power outages, with a battery charge indicator on the touchscreen.
- Tilt Handle Adjustment: Allows for precise positioning of the lighthead.
- Mechanical Compatibility: Supports screw-on handles or handle mounts from Devon** and Deroyal**.
Maintenance Features
- Periodic Replacements:
- All brakes: Every year.
- Safety segment of the spring arm: Every six years.
- Batteries: Every three years.
- Adjustments:
- Spring Arm Balance: Adjustment of Ondaspace**/Acrobat 2000 and OASYS spring arm tension to ensure stability and smooth movement of the lighthead.
- Brake Adjustment: Tightening or loosening of spring arm brakes (PWD II 500, VST, VCS, PWD II 700, VST 600) and lighthead brakes (Maquet PowerLED II, Volista) to prevent drift.
- Touchscreen Control Panel Settings:
- Screen Brightness Adjustment: Configurable via the settings menu.
- Date and Time Setting: Allows users to set the date, time, and format.
- Information Access: Provides details on software version, installation date, serial numbers, options, usage hours, maintenance history, power supply history, battery backup test history, battery lifetime test history, and fault logs.
- Restarting the Touchscreen: Option to restart the control panel.
- Resetting the System: Function to detect installed tools and accessories after changes, with automatic numbering of lightheads based on power supply connections.
- Backup Tests:
- Battery Backup Test: Verifies the functionality of the battery backup system.
- Battery Lifetime Test (Getinge backup only): Assesses the remaining lifespan of the batteries.
- Mechanical Inspections:
- Visual Inspections: Checks for stability, loose covers, corrosion, chipped paint, secure fastenings, smooth handle movement, castor locking, and tight screws.
- Checks: Verifies spring arm balance, vertical and horizontal end-stops, and brake adjustments.
- Electrical Inspections:
- Electrical Checks: Confirms mains lead connection and battery installation/locking.
- Functional Tests: Ensures all LEDs operate correctly, and special modes (Boost, Endo, AIM, Comfort Light, Laser) and touchscreen functions work as intended.
- Optical Inspections:
- Visual Inspections: Measures illumination at the center of the light field (at 1 meter, in small light field mode at max dimmer or Boost mode) using a luxmeter.
- Electrical Safety Tests (IEC 62353):
- Earth Continuity: Measures resistance between protective earth (PE) and points on the spring arm and lighthead, ensuring it's less than or equal to 300 mΩ.
- Power Cord and Battery Checks: Inspects condition and connection of the power cord, and installation/locking of batteries.
- Lubrication: Specific lubrication procedures for lighthead bracket axles and slip rings.
- Cleaning: Instructions for cleaning and degreasing the device.
- Service Protocol: A detailed protocol (SW Service Protocol PM OR Lights Rolite PowerLED II-A-EN) is provided for preventive maintenance, including sections for customer information, product details, periodic replacements, other parts replaced, calibrated tooling, lubrication, mechanical checks, electrical checks, optical assessment, electrical safety tests, functional tests, cleaning, and final assessment.
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