How to Prescribe Oxygen & Use Delivery Devices | OSCE, CPSA & UKMLA

Learn how to prescribe oxygen safely and choose the appropriate oxygen delivery device for common clinical scenarios. This video covers key oxygen therapy principles relevant to OSCE, CPSA and UKMLA preparation, including oxygen assessment, target saturations, flow rates and the main oxygen delivery devices. 🫁 In this video you'll learn: 🩺 How to assess a patient before prescribing oxygen, including oxygen saturations, respiratory rate and when an ABG may be required. 🔵 The indications, flow rates and oxygen concentrations for nasal cannulae and simple oxygen masks. 🎯 How to use a Venturi mask for controlled oxygen delivery, particularly in patients at risk of CO₂ retention. 🚨 When to use a non-rebreather mask, including how to prepare the reservoir bag and deliver high-concentration oxygen. ⚠️ How to apply appropriate oxygen saturation targets, including 88–92% for patients at risk of CO₂ retention and 94–98% for otherwise healthy patients. Timestamps: 00:00 – Introduction and safe oxygen prescribing 01:10 – Nasal cannulae: uses, flow rates and oxygen concentration 02:15 – Simple oxygen mask (Hudson mask) 04:00 – Venturi mask and controlled oxygen delivery 06:00 – Non-rebreather mask for acutely unwell patients 07:32 – Preparing the non-rebreather reservoir bag 08:03 – Further management and escalation 08:25 – Oxygen safety, COPD and CO₂ retention 09:19 – Oxygen saturation targets in healthy patients 5 OSCE Oxygen Prescribing Questions This Video Helps Answer How do I prescribe oxygen safely in an OSCE? Which oxygen delivery device should I use for different patients? When should I use a Venturi mask instead of nasal cannulae or a simple mask? When should I use a non-rebreather mask for an acutely unwell patient? What oxygen saturation targets should I use in COPD and other patients? For more than 20 other procedure videos like this and 100 written OSCE stations head to: https://www.pastest.com/med-students Your daily dose: Instagram:   / pastest_doctor   TikTok:   / pastest_doctor   Doctor Career Pathway:    • UK Doctor Career Pathway | Medical School ...   Anatomy lectures:    • Anatomy lectures by Prof. Harold Ellis   Preparing for the OSCEs in Medical School: The Complete Guide: https://www.pastest.com/blog/medical-... Pastest's guide to the UKMLA:    • UKMLA Exam Preparation: How to Pass the AK...   https://www.pastest.com/blog/medical-... A bit about Pastest: Pastest is a leading medical education platform, dedicated to shaping successful healthcare careers. With a commitment to innovation and inclusivity, Pastest strives to revolutionise medical education.