Calibration Resources

Comprehensive calibration procedures and quality assurance protocols

Calibration Overview

Regular calibration ensures Welch Allyn diagnostic equipment maintains accuracy and meets regulatory compliance requirements for patient safety.

Accuracy Assurance

Maintain diagnostic accuracy within manufacturer specifications for reliable clinical results.

Regulatory Compliance

Meet FDA, Joint Commission, and facility quality management requirements for medical equipment.

Risk Management

Identify and prevent equipment drift before it affects diagnostic accuracy and patient care.

Standard Calibration Process

Follow this systematic approach for comprehensive equipment calibration

1

Pre-Calibration Inspection

10-15 minutes

Visual inspection and functional testing before calibration procedures

2

Environmental Conditions

5 minutes

Ensure proper temperature, humidity, and electrical conditions

3

Reference Standards Setup

10 minutes

Prepare and verify calibrated reference equipment

4

Calibration Procedure

20-45 minutes

Execute manufacturer-specified calibration protocol

5

Verification Testing

15-30 minutes

Confirm calibration accuracy across full range

6

Documentation

10 minutes

Record results and update calibration certificates

Important Calibration Guidelines

  • • Use only NIST-traceable reference standards
  • • Follow manufacturer-specific calibration procedures
  • • Document environmental conditions during calibration
  • • Maintain calibration certificates for all reference equipment
  • • Schedule calibrations based on manufacturer recommendations
  • • Train personnel in proper calibration procedures
  • • Validate calibration software and automated systems

Regulatory Requirements

Medical equipment calibration must comply with:

  • • FDA 21 CFR Part 820 Quality System Regulation
  • • Joint Commission Environment of Care standards
  • • State and local regulations for medical equipment
  • • Facility quality management system requirements
  • • ISO 13485 medical devices quality management