Clinical Research Directory

Inclusion Criteria: 1. Adult inpatients (aged ≥18 years) admitted to the cardiovascular disease ward. 2. Willing to sign the informed consent form in person. 3. Capable of understanding and following the research instructions, as well as having the language ability to communicate and fill out the relevant questionnaires. Exclusion Criteria: 1. The patient has an allergic reaction to any materials related to the research equipment or test materials (such as traditional monitoring instruments, mattress fibers, etc.). 2. There are serious diseases that require urgent medical intervention, such as hypertensive emergencies, acute myocardial infarction, acute heart failure, acute stroke, severe ventricular arrhythmias, and shock, etc. 3. The patient cannot cooperate with bed rest due to their condition or mental factors. 4. Severe respiratory diseases requiring mechanical assisted ventilation. 5. Patients requiring assistance from other medical electronic devices or instruments (such as temporary cardiac pacemakers, bedside hemodialysis, etc.). 6. The research team, after assessment, considers that there are other patients who do not meet the inclusion criteria.