Eligibility Module
The Eligibility Module contains detailed information about who can participate in the clinical trial. This includes eligibility criteria, age restrictions, gender requirements, healthy volunteer status, and study population descriptions, helping researchers understand who is eligible to participate in the study.
Eligibility Module path is as follows:
Study -> Protocol Section -> Eligibility Module
Eligibility Module
Ignite Creation Date:
2025-12-25 @ 5:04 AM
Ignite Modification Date:
2025-12-25 @ 5:04 AM
NCT ID:
NCT05908318
Eligibility Criteria:
Inclusion Criteria:
1. Patients undergoingorthopedic surgeries (hip or knee replacement and laminectomy) under general anesthesia or combined spinal-epidural anesthesia:
2. 65 years old ≤ age ≤ 90 years old, gender is not limited, ASA classification ≤ class III:
3. There is no recent history of surgery, and the operation time is ≥ 2 hours.
4. Able to communicate normally, able to cooperate and complete the cognitive function test. MMSE score \>17.
5. Patients and their families are aware of and willing to participate.
Exclusion Criteria:
1. emergency surgery;
2. People with brain diseases or history of brain diseases such as cerebral infarction, stroke, etc.:
3. Have a history of neurological and psychological diseases, including Alzheimer's disease, Parkinson's, psychosis, etc.:
4. Illiteracy, severe hearing or visual impairment;
5. Those who have taken psychotropic drugs or abused psychotropic drugs within one month:
6. Sinusitis, previous nasal surgery history, nasal congestion, upper respiratory tract infection in the past two weeks, previously diagnosed rhinitis and other diseases that may affect olfactory function.
7. Patients who are allergic to pollen
8. Patients who cannot cooperate or refuse to sign informed consent
Healthy Volunteers:
False
Sex:
ALL
Minimum Age:
60 Years
Maximum Age:
90 Years
Study:
NCT05908318
Study Brief:
Protocol Section:
NCT05908318