Targeted Temperature Management Via Bladder Monitoring in ICH

Inclusion Criteria: 1. Neurocritical care patients: Study subjects are patients with first-time spontaneous intracerebral hemorrhage. 2. Age ≥ 18 years and ≤ 85 years. 3. Glasgow Coma Scale (GCS) score ≤ 8 at ICU admission. 4. For supratentorial ICH: Hematoma volume \< 60 mL. For subarachnoid hemorrhage (SAH): Modified Fisher grade ≥ 2, and the aneurysm has been treated with endovascular intervention. 5. Pre-morbid modified Rankin Scale (mRS) score of 0 or 1. 6. Signed informed consent provided by a legally authorized representative. Exclusion Criteria: 1. Fever (≥38.0°C) that lasted over 1 hour or occurred more than once prior to enrollment. 2. Pre-existing neurological, psychiatric, or other comorbidities that may compromise the assessment of neurological or functional outcomes. 3. Underlying conditions with a life expectancy of less than 6 months, estimated prior to onset. 4. Severe injury indicative of poor prognosis: brain death, receiving palliative care only, or irreversible brain injury. 5. Pregnancy. 6. Unilateral or bilateral pupillary dilation. 7. Currently participating in other investigational/interventional clinical trials (involving medical devices or drugs). 8. Subjects deemed ineligible for enrollment by the investigator.