FiO2 changes over the four days in 60 with ventilator, 80 with ventilator, 60 with optiflow and 80 with optiflow.

FiO2 changes over the four days in 80 with ventilator, 60 with ventilator, 80 with optiflow and 60 with optiflow.

In duration goup changes the preparation over the four days in 2 min. with ventilator, 6 min. with ventilator, 2 min. with optiflow and 8 min. with optiflow.

In duration goup changes the preparation over the four days in 6 min. with ventilator, 2 min. with ventilator, 6 min. with optiflow and 2 min. with optiflow.

In the RR group changes the respiratory rate in the four days: 16 times with ventilator, 20 times with ventilator, 16 times with optiflow and 20 times with optiflow.

In the RR group changes the respiratory rate in the four days: 20 times with ventilator, 16 times with ventilator, 20 times with optiflow and 16 times with optiflow.

The position changes over the four days in supine with ventilator, prone with ventilator, supine with optiflow and prone with optiflow.

The position changes over the four days in prone with ventilator, supine with ventilator, prone with optiflow and supine with optiflow.

Breast Cancer

Participants will have 2 days with optiflow, 2 days with ventilator.

Optiflow/Ventilator

University Hospital - Radiotherapy Department

Hyperventilation and Oxygenation to Prolong Breath Hold in Breast Cancer Irradiation Treatment

Hyperventilation and Oxygenation to Prolong Breath Hold in Breast Cancer Irradiation Treatment (HOBBIT): Development of Support Technique to Prolong Breath Hold Time During Radiotherapy

duration of preparation/hyperventilation and oxygenation

fraction of [oxygen]-saturated hemoglobin relative to total hemoglobin in the blood

speed of the heartbeat measured by the number of contractions (beats) of the heart per minute (bpm)

the pressure of circulating blood on the walls of blood vessels

an impairment in spatial perception and stability.

a feeling induced by perceived danger or threat that occurs in certain types of organisms, which causes a change in metabolic and organ functions and ultimately a change in behavior, such as fleeing, hiding, or freezing from perceived traumatic events

the symptom of pain anywhere in the region of the head or neck

a sudden, and often repetitively occurring, protective reflex which helps to clear the large breathing passages from fluids, irritants, foreign particles and microbes

the feeling that one cannot breathe well enough

an unpleasant, diffuse sensation of unease and discomfort, often perceived as an urge to vomit

the involuntary, forceful expulsion of the contents of one's stomach through the mouth and sometimes the nose

a sensation that causes the desire or reflex to scratch

a distressing feeling often caused by intense or damaging stimuli

the perceived abnormality of the heartbeat characterized by awareness of cardiac muscle contractions in the chest, which is further characterized by the hard, fast and/or irregular beatings of the heart

a sudden, involuntary muscle contraction or over-shortening; while generally temporary and non-damaging, they can cause significant pain, and a paralysis-like immobility of the affected muscle

hypocapnia/süd vəzi xərçəngi

Hyperventilation and Oxygenation to Prolong Breath Hold in Breast Cancer Irradiation Treatment

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