Preoperative Test Schedules Preoperative Tests
4 - 2 046-003777-00 A5/A3â„¢ Operating Instructions
4.1 Preoperative Test Schedules
Preoperative tests on the A5/A3 follow the ASA guidelines and should be performed according to the
test intervals listed below. Refer to special procedures or precautions in this manual.
NOTE: This is a guideline which can be modified to accommodate variations in
local clinical practice. Such local modifications should have appropriate
peer review.
NOTE: It is recommended that the user check that N
2
O cutoff and O
2
/N
2
O ratio
are normal before use. Use an O
2
concentration tester to monitor the O
2
concentration in the gas output.
4.1.1 Test Intervals
Perform the preoperative tests listed below at these events:
• When required after a maintenance or service procedure
• Every day before the first patient:
• System Self-Test (Section 4.4)
• Leak and Compliance Tests (Section 4.5)
• Pipeline Tests (Section 4.8)
• Basic Ventilation Testing (Section 4.9)
• Cylinder Tests (Section 4.10)
• Flow Control System Test (Section 4.11)
• Vaporizer Tests (Section 4.12)
• Before each patient:
• Inspect the System (Section 4.2)
• Pre-Operative Checkout List (Section 4.3)
• Perform the Leak/Compliance Test (Section 4.5)
• Preoperative Check List (software bundle version 02.09.00 and later) (Section 4.6)
• Breathing System Tests (Section 4.13)
• Alarm Tests (Section 4.14)
• Preoperative Preparations (Section 4.15)
• Inspect the Active/Passive Anesthetic Gas Scavenging System (Section 4.16)
NOTE: Read and understand the operation and maintenance of each
component before using the A5/A3 anesthesia machine.
NOTE: Do not use the A5/A3 anesthesia machine if a test failure occurs.
Contact Mindray Technical Support for assistance.
NOTE: A checklist of the anesthetic system should be provided, including
anesthetic gas delivery system, monitoring device, alarm system, and
protective device, which are intended to be used for the anesthetic
system, whether they are used alone or assembled together.