Full Form of OPR

What is OPR?

An Oxygen Pressure Regulator (OPR) is a medical device that reduces the high pressure of oxygen stored in a cylinder or delivered via a central pipeline to a safe, usable level for patients. It ensures a consistent and controlled flow of oxygen, which is vital for respiratory therapy, anesthesia, and emergency care. In India, OPRs are widely used in hospitals, clinics, ambulances, and primary health centers, especially in rural areas where cylinder-based oxygen supply is common. The device typically features a pressure gauge, flow meter, and adjustment knob, allowing healthcare professionals to set the precise oxygen concentration and flow rate required by the patient. OPRs are critical in managing conditions such as COPD, pneumonia, COVID-19, and during surgeries. They are also integral to neonatal care for premature infants requiring supplemental oxygen. In Indian medical exams like NEET PG, AIIMS, and nursing entrance tests, questions about the working principle, parts, and safety precautions of an OPR are frequently asked. Understanding its role in oxygen therapy is essential for aspiring doctors and paramedics, as it directly impacts patient outcomes in both routine and critical care settings. The device must be regularly calibrated and maintained to ensure accuracy and prevent oxygen toxicity or deprivation.

OPR का फुल फॉर्म

Example

The doctor asked the technician to check the OPR before attaching the nasal cannula to the patient in the ICU.

OPR — frequently asked questions