DSI Buxco FinePointe

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Page 32

3. Connect the pressure transducer and the solenoid cables to the ports on side of the chamber table.

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Table of Contents2
Essential Safety Notes5
Environmental Conditions5
Hazards and Warnings5
Welcome7
What You will be Learning7
Application Overview8
Pulmonary Function Testing (PFT)8
How It Works9
PFT Test10
FRC (Functional Residual Capacity) Test Automation10
PV (Pressure Volume) Test Automation11
FV (Flow Volume) Test Automation12
Ventilator Automation13
Valve Sequence Automation13
System Hardware14
PFT Controller Pressure Panel14
Pressure Panel Front15
Pressure Panel Back17
Pressure Reservoir18
Compressed Air Source20
Chamber Manifold Design20
Manifold Types22
Mouse Manifold22
Rat/Gp Manifold23
Large Animal Manifold24
Configuring the Hardware25
Front Panel Connections25
Rear Panel Connections26
Compressed Air Source Connection27
Setting Positive Pressure28
Setting Negative Pressure29
Setting Inspiration Flow29
Setting Slow Expiration Flow30
Mouse Chamber Configuration Notes31
Switching between Mouse and Rat33
Measuring Dead Space in the Manifold34
Boyle's Law Method34
Alternate Boyle's Law Method Without P35
Pressure Conversions and Useful Information36
Hardware Configuration in Finepointe Control Panel37
System Calibration42
Definitions of Signals42
Valves42
Calibration Procedure43
Open the Calibration Window43
Calibrate Flows45
Calibrate Pressure50
Creating a PFT Study53
Acquiring Data56
Launching Acquisition56
Loading the Subject60
Saving Your Data61
Reports62
Creating and Modifying Groups62
Creating Reports64
Modifying Measurements66
Rejecting Data69
Test Results69
Frc70
Quasistatic Pressure Volume70
Fast Flow Volume71
Resistance & Compliance72
Appendix A - Troubleshooting73
Common Reasons PFT Tests Might Fail73
FRC Test73
PV Test73
FV Test74
Leaks74
Common Symptoms74
General Suggestions74
Test for Leaks in the Main Chamber75
Test for Leaks in the Valve Assembly75
Animal Breathes During Tests76
Appendix B - Anesthesia77
First Choice77
Second Choice78
Third Choice78
Notes78
Appendix C - Interpretations PFT Results79
FRC (Functional Residual Capacity) Test80
Occlude at FRC80
No Efforts During FRC Occlusion81
Data Assumptions Met81
PV (Pressure Volume) Test82
Test Starts When Flow Is Zero82
At TLC, Volume Rises as Pressure Falls82
At TLC, Volume Drops as Pressure Falls83
Almost Vertical Volume Drop Immediately after the Hold Period83
Expiratory Duration Should be Long Enough83
Volume Should Rise Steadily During Inspire to TLC83
Volume-Pressure Curve Is Smooth83
Overlays of Consecutive PV Tests Differ84
FV (Flow Volume) Test85
Ripples or Squiggles Near the End of the Flow-Volume Curve85
A Flat Top of the Flow Volume Curve85
A Dip in the Center of the Flow-Volume Curve85
Generally Rounded Flow-Volume Curve85
FVC Value Is Wildly Different than IC85
Appendix D - Suggested Reading86
Contact Information87
DSI Technical Support-North America87
DSI Technical Support-Europe87

DSI Buxco FinePointe - Page 32

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