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HBOT Brings Coma Patient Back to Life

2026-02-28

Article from Panzhihua University Affiliated Hospital Hyperbaric Oxygen Department

Oxygen Sustains Life, Health Is Guarded

The Power of Breath

“Doctor, will she ever wake up?” That was the question most often asked by the family of 53-year-old Ms. Li outside the hospital room. On October 8th, Ms. Li underwent craniotomy for a left basal ganglia hemorrhage and remained in a deep coma, dependent on a ventilator to breathe.

After a multidisciplinary evaluation, the medical team began hyperbaric oxygen therapy for Ms. Li on October 20th. Following 34 consecutive sessions, a gradual miracle unfolded: her consciousness slowly returned, her mental state steadily improved, and she was not only able to understand instructions from medical staff but also perform simple limb movements.

HBOT Brings Coma Patient Back to Life
HBOT Brings Coma Patient Back to Life

PART 01: Why Is Hyperbaric Oxygen Needed After Brain Hemorrhage Surgery?

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After brain hemorrhage surgery, patients often face issues such as cerebral edema, brain tissue hypoxia, and nerve cell damage. Even if the surgery successfully removes the hematoma, as in Ms. Li’s case, the damaged brain tissue can continue to deteriorate due to lack of oxygen, affecting recovery of physical function and consciousness. Hyperbaric oxygen therapy directly addresses these core problems, accelerating rehabilitation.

PART 02: How Hyperbaric Oxygen Therapy Works

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Hyperbaric oxygen therapy involves placing the patient in an environment with pressure higher than normal atmospheric pressure (a hyperbaric oxygen chamber) and having them breathe pure or high-concentration oxygen. Its core effect is to rapidly increase the oxygen content in the blood, Improving oxygen supply to ischemic and hypoxic areas, and achieving therapeutic results.

01Rapid Relief of Brain Tissue Hypoxia速改善脑组织缺氧

After a brain hemorrhage, the compression of blood vessels by the hematoma can lead to insufficient blood and oxygen supply to the brain tissue. Hyperbaric oxygen therapy enables a large amount of oxygen to dissolve into the bloodstream, penetrate the ischemic areas around the hematoma, and provide adequate oxygen to the damaged nerve cells, thereby preventing further necrosis.

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02 Reduction of Brain Edema水肿

Cerebral edema is a common complication after brain hemorrhage surgery, increasing intracranial pressure and affecting neurological function. Hyperbaric oxygen can effectively reduce brain edema and lower intracranial pressure by constricting blood vessels and reducing fluid leakage, creating a better environment for nerve cell repair.

HBOT Brings Coma Patient Back to Life


03 Promotion of Neurological Recovery
Hyperbaric oxygen activates the body’s cellular repair mechanisms, promotes the growth of new blood vessels, improves cerebral circulation, and protects damaged nerve cells, helping them gradually regain function. This was key to Ms. Li’s progress from coma to following commands.

04 Lowering Complication Risks
Hyperbaric oxygen also enhances the body’s immunity, reducing postoperative complications such as lung infections and pressure sores, supporting the patient’s overall recovery.

PART 03: Other Conditions Treated with Hyperbaric Oxygen

Gas-Related Emergencies:
Acute carbon monoxide poisoning, toxic gas poisoning, delayed encephalopathy after CO poisoning, gas embolism, etc.

Neurological Repair:
Sequelae of cerebral infarction or brain hemorrhage, sudden hearing loss, hypoxic brain injury, spinal cord injury or post-surgery, Alzheimer’s disease, etc.

Acute Ischemic Conditions:
Compromised skin flaps, crush injuries, post-replantation of severed limbs (fingers, toes), etc.

Wound and Tissue Repair:
Diabetic foot, pressure ulcers, chronic ulcers, radiation injury, psoriasis, pityriasis rosea, post-cosmetic surgery, etc.

Other Conditions:
Vertigo, sports-related muscle injuries, periodontitis, etc.

For Sub-Health Populations:
Boosting immunity, improving memory and focus, relieving fatigue, delaying aging, etc.

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