Providers
Vancouver Sleep Center
About Vancouver Sleep Center
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The Role of the Daytime DME Technologist
Starting CPAP therapy is an important milestone on the path to better health. Your Daytime DME (Durable Medical Equipment) Technologist serves as your key support, helping bridge the gap between diagnosis and successful treatment. While the sleep study identifies your condition, the DME technologist ensures you have the right equipment, guidance, and adjustments to make therapy effective and comfortable for your daily life.
How They Support Your Therapy
- Expert Mask Matching: They evaluate your facial features and sleep behavior to select a mask that fits securely and comfortably, without leaks or irritation.
- Hands-On Training: From cleaning routines to features like the Ramp setting, comprehensive guidance is provided to ensure you feel confident using your device before taking it home.
- Pressure Acclimatization: If the airflow feels too strong, guidance is provided on comfort features—such as EPR or C‑Flex—to help make breathing feel more natural and relaxed.
- Remote Monitoring: Advanced data tracking allows your progress to be monitored, with many mask leaks or pressure issues addressed remotely to help keep your therapy on track.
A Path to Long‑Term Success
The early weeks of CPAP therapy are key to lasting results. A DME technologist focuses on easing the adjustment process, helping transform therapy from a medical necessity into a comfortable part of your nightly routine.
Patient Note: If you notice any discomfort, don’t wait until your next doctor’s visit. Your DME technologist can help right away with adjustments and troubleshooting.
Meet the Techs at Vancouver and Restwell Sleep Medicine:

Jason Cowlishaw, RPSGT
“I’ve been working in sleep medicine for almost 20 years, focusing on helping patients get the care and equipment they need to sleep better. I’m a Registered Polysomnographic Technologist (RPSGT) with a strong background in managing durable medical equipment (DME) and home sleep testing (HST). Over the years, I’ve worked closely with patients and providers to make the process of diagnosis and treatment as smooth and supportive as possible. I’m passionate about helping people improve their sleep and overall quality of life. In my spare time, I enjoy cooking and spending time with my amazing wife and our son, Edison.”