Breas PV 401 Repair

Breas PV401 Ventilator Service manual

The Breas PV401 is a pressure-controlled, pressure-monitored ventilator specifically developed for home-based treatment of patients with chronic respiratory conditions. Manufactured by Breas Medical, a Swedish company renowned for its expertise in respiratory care devices, the PV401 was designed to provide reliable and user-friendly ventilatory support in a home setting.

Major Features and Components:

• Ventilation Modes: PSV (Pressure-Supported Ventilation) and PCV (Pressure-Controlled Ventilation).
• Adjustable Settings: Patient pressure ranging from 6 to 40 mbar, breath rates between 6 to 40 breaths per minute, and inspiration times from 0.5 to 5 seconds.
• User Interface: Equipped with LED indicators for mains power, external battery status, inspiration, and triggers, as well as alarms for low pressure, power failure, and low tidal volume.
• Power Options: Operates on mains supply (115–120/230–240 VAC) and external battery (24 VDC), ensuring continuous functionality during power outages.

Release and Discontinuation: Specific information regarding the exact release and discontinuation dates of the PV401 is not readily available. However, it is known that the device was developed to cater to the growing demand for home-based ventilatory support, likely introduced in the late 1990s or early 2000s.

Manufacturing and Sales: Detailed figures on the number of PV401 units manufactured or sold are not publicly disclosed. Breas Medical has a global presence, suggesting that the PV401 was distributed across various international markets.

Regional Availability: The PV401 was designed for global distribution, adhering to international standards such as IEC, ISO, and EMC. It was tested and approved by TÜV in Germany, indicating compliance with European regulations.

Intended User Group: The primary users of the PV401 are patients with chronic respiratory diseases requiring long-term ventilatory support. Its design focuses on home use, allowing patients to receive necessary treatment outside of hospital settings, thereby improving quality of life and reducing healthcare costs.

Selling Price: Information about the original selling price of the PV401 is not publicly available. Pricing would have varied based on regional markets, healthcare policies, and distributor agreements.

Known Failure Modes and Recalls: There are no publicly documented recalls or widespread failure modes associated with the PV401. The device's compliance with rigorous international standards suggests a focus on reliability and safety.

Common Malfunctions: Specific information on components prone to failure in the PV401 is not available. Regular maintenance and adherence to the manufacturer's guidelines are recommended to ensure optimal performance.

Consumer Feedback: Due to the specialized nature of the PV401 and its primary use in home healthcare settings, extensive consumer reviews are limited. However, Breas Medical's reputation in the industry suggests a level of trust and satisfaction among users and healthcare providers.

Product Line Context: The PV401 is part of Breas Medical's line of ventilatory support devices aimed at providing effective home-based care. While specific details about preceding or succeeding models are not readily available, the PV401 represents a commitment to innovation and patient-centric design within the company's product offerings.

The Breas PV401 is a compact, rectangular ventilator with a sturdy, utilitarian design intended for home use. It measures 350 mm (W) x 175 mm (H) x 260 mm (D) and weighs approximately 5.5 kg, making it relatively portable compared to hospital-grade ventilators. The device is typically available in a neutral color scheme, such as white or light gray, to blend into medical and home environments. The front panel features a digital display and an array of LED indicators, including power status, battery operation, inspiration, and alarms. Users can adjust ventilation settings via a set of clearly labeled buttons and dials.

The model number is typically found on a label affixed to the back or bottom of the device, along with certification marks indicating compliance with IEC, ISO, and EMC standards. Unlike other Breas ventilators, the PV401 is distinguished by its specific control layout, LED indicator arrangement, and external battery support for portable operation. Additionally, its pressure-supported and pressure-controlled ventilation modes set it apart from other models within the Breas product family.

• Ventilation Modes: PSV (Pressure-Supported Ventilation), PCV (Pressure-Controlled Ventilation)
• Patient Pressure Range: 6 to 40 mbar
• Breath Rate: 6 to 40 breaths per minute (BPM)
• Inspiration Time: 0.5 to 5 seconds
• Trigger Sensitivity: -2 to +8 mbar
• Pressure Plateau: Adjustable
• Expiratory Sensitivity: 10 – 80% of maximum flow
• Minute Volume: 2 to 50 l/min
• Maximum Flow: 120 l/min

• Patient Pressure Display: 0 to 40 mbar
• Delivered Tidal Volume: 0.1 to 1.6 liters
• Analog Output: 0 to 6V
• Digital Output: PC Connector

• Mains Power: Green LED
• External Battery: Green LED (flashing when in use)
• Inspiration Indicator: Green LED
• Trigger Indicator: Green LED
• Low Pressure/Leakage Alarm: Red LED, flashing arrow indicator, audible alarm (50 - 80% of set pressure)
• Power Failure Alarm: Red LED, audible alarm
• Low Tidal Volume Alarm: Red LED, flashing arrow indicator, audible alarm

• Mains Supply: 115–120/230–240 VAC, 50–60 Hz, 50VA
• External Battery Operation: 24 VDC, max. 30W
• Dimensions (W x H x D): 350 x 175 x 260 mm
• Weight: 5.5 kg

Sources: Breas PV401 Service manual.pdf

Breas PV 401 Service Manual: The Breas PV service manual provides information for installing, calibrating, and maintaining the device.

Breas Official Site: This official product page for the Cosmed MicroQuark list features and specifications of Breas devices.

American Lung Association: This page explains spirometry and provides a deeper understanding for why devices like the Breas PV 401 are needed and how they are used.

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