Segmental Breathing Therapy
Segmental breathing therapy is a localized respiratory technique designed to direct inspired air to specific, under-ventilated segments of the lungs using manual proprioceptive feedback. It is primarily utilized in cardiopulmonary rehabilitation to prevent atelectasis, enhance chest wall mobility, and optimize regional ventilation-perfusion matching.
- 1Identify the specific lung segment requiring targeted ventilation (e.g., lateral basal, apical, or posterior segments).
- 2Place your hands (or a therapist's hands) firmly over the targeted segment of the chest wall.
- 3Exhale fully through the mouth, applying firm, downward and inward pressure with the hands during the exhalation phase.
- 4Just prior to inhalation, quickly release the downward pressure to stimulate the stretch receptors in the intercostal muscles.
- 5Inhale deeply and slowly through the nose, consciously directing the air to expand the chest wall against the hands.
- 6Hold the breath briefly at peak inspiration to allow for collateral ventilation, then exhale passively.
By applying manual pressure to a specific area of the thorax during exhalation and releasing it just before inhalation, segmental breathing leverages proprioceptive and tactile feedback to stimulate localized intercostal muscle activation. This targeted expansion alters regional transpulmonary pressure gradients, effectively recruiting collapsed or hypoventilated alveoli. The technique improves localized compliance, enhances the ventilation-perfusion (V/Q) ratio in the targeted lung segments, and assists in the mobilization of retained pulmonary secretions, ultimately optimizing overall respiratory mechanics and oxygenation.
Treats Symptoms
Target Metrics
Severe bronchospasm, acute rib fractures, untreated pneumothorax, or severe osteoporosis where manual pressure may cause injury.
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