Introduction
The document introduces the HYPERWATCH - P, a 24-hour ambulatory blood pressure measurement system designed by Nasan Medical Electronics Pvt. Ltd. It emphasizes the importance of continuous blood pressure monitoring for accurate diagnosis, highlighting the variability of blood pressure due to factors like time of day and patient state.

Importance of Ambulatory Blood Pressure Monitoring
Ambulatory blood pressure monitoring is crucial for detecting conditions such as morning blood pressure surges, night angina, breathlessness, and nondipping blood pressure patterns. These conditions are often missed during standard clinical visits but can be accurately diagnosed with continuous monitoring.

Specifications

• Measurement Method: Oscillometric
• Parameters: Diastolic & systolic pressure, mean arterial pressure, and pulse rate
• Measurement Range: 20-255 mmHg pressure, 40-200 pulses per minute
• Time for Reading: Approximately 1 minute
• Measurement Intervals: User-defined programmable protocol
• Automatic Repressurization: Automatically repressurizes when an error occurs on the first reading
• Power Source: 4 x 1.5 V, size 'AA' alkaline batteries
• Dimensions: 94mm x 108mm x 45mm (HxWxD)
• Weight: Approximately 360 grams with battery
• Minimum PC Configuration: Windows XP
• Key Features: Start/Stop Key, LED indications for "Measuring," "Error," "Ready," and "Battery low"

Clinical Relevance
The document notes that 12-15% of patients exhibit hypertension only in clinical settings, known as "white coat hypertension," which underscores the need for ambulatory monitoring to obtain accurate blood pressure readings.

Conclusion
Ambulatory blood pressure measurement is essential for accurate diagnosis and management of hypertension, providing critical insights into patient health that are not possible with standard clinical measurements.