256 results
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
of flow) Face Mask ... : 40 - 60% Device ... : Face Tent • ... ~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 ... 35-50% Face Tent ... 10-15 LPM • FiO2 ... Oxygen #Delivery #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 (5-15L, 35 ... 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
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
Positive Hoffmann’s Test (Finger Flexor Reflex) on Physical Examination

Indicates cervical spinal cord compression in this patient
Positive Hoffmann’s Test ... (Finger Flexor Reflex ... #Hoffmanns #Reflex ... #test #sign #Positive ... PhysicalExam #Clinical #Video
Positive Hoffmann's sign (finger flexor reflex) in a patient with Multiple Sclerosis

The Hoffmann's reflex test itself
(finger flexor reflex ... The Hoffmann's reflex ... test itself involves ... diseases, the reflexes ... Abnormal #Clinical #Video
Freiberg's Test for Piriformis Syndrome

Flex the hip to 90 degrees, internally rotate the hip.
Pain in the
Freiberg's Test ... Piriformis Syndrome Flex ... is a positive test ... lumbar #clinical #video ... #physicalexam #msk
Anterior Cruciate Ligament Injury seen with positive Anterior Drawer Test

#Anterior #Cruciate #Ligament #ACL #Injury #Drawer #Test
Anterior Drawer Test ... Injury #Drawer #Test ... physicalexam #clinical #video ... #msk
Piriformis Test (FAIR Test - Flexion, Adduction, and Internal Rotation)

Flex the hip to 90 degrees, then
Piriformis Test ... (FAIR Test - Flexion ... Internal Rotation) Flex ... lumbar #clinical #video ... #physicalexam #msk