45 results
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
- 6 L/min • FiO2 ... of flow) Face Mask ... : 40 - 60% Device ... ~40% Venturi Mask ... respiratory #support #devices
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Devices Simple ... 6-10 LPM • FiO2 ... 10-15 LPM • FiO2 ... 10-15 LPM • FiO2 ... Oxygen #Delivery #Devices
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Oxygen Delivery by Device ... high percentage FiO ... set to desired FiO2 ... deliver desired FiO ... Pulmonary #Equipment #Devices
Oxygen Delivery Devices - Comparison
Low Flow:
 • Nasal cannula (1-6L, 24-40% FiO2)
 • Face mask (5-10L,
Oxygen Delivery Devices ... ) • Face mask ( ... Face tent/shovel mask ... ) • Venturi mask ... Oxygen #Delivery #Devices
Oxygen Delivery Devices
1. Flow is a variable describing the movement of a volume of gas over
Oxygen Delivery Devices ... Variable devices ... resulting in an FiO2 ... more predictable FiO2 ... NRB) • Venturi Mask
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
middle finger. 2) Ask ... the patient to relax ... Hoffmanns #Sign #Reflex ... Abnormal #clinical #video
Freiberg's Test for Piriformis Syndrome

Flex the hip to 90 degrees, internally rotate the hip.
Pain in the
Piriformis Syndrome Flex ... lumbar #clinical #video ... #physicalexam #msk
Drop Arm Test - Supraspinatus Tear

The drop arm test evaluates for a supraspinatus muscle tear.
Passively adduct
to 90 degrees, flex ... PhysicalExam #clinical #video ... #sports #msk #orthopedics
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
alternatively a reflex ... check measured FiO2 ... position of airway device ... Confirm airway device
Piriformis Test (FAIR Test - Flexion, Adduction, and Internal Rotation)

Flex the hip to 90 degrees, then
Internal Rotation) Flex ... lumbar #clinical #video ... #physicalexam #msk