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Effects of olfactory stimulation induced congitive-respiratory training on functional recovery in patients with respiratory dusfunction

Effects of olfactory stimulation induced congitive-respiratory training on functional recovery in patients with respiratory dusfunction

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600126496
Enrollment
Unknown
Registered
2026-06-10
Start date
2026-06-10
Completion date
Unknown
Last updated
2026-06-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Respiratory dysfunction, cognitive dysfunction

Interventions

Experimental Group:Under olfactory stimulation, conventional respiratory rehabilitation training is performed, including techniques such as diaphragmatic breathing, pursed-lip breathing, deep breathin
Control Group:Conventional respiratory rehabilitation training includes techniques such as diaphragmatic breathing, pursed-lip breathing, deep breathing, inspiratory muscle training, airway clearance

Sponsors

China-Japan Friendship Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1.Presence of respiratory dysfunction (defined as impaired gas exchange or ventilation capacity due to abnormalities of the lungs, airways, chest wall, or nervous system, manifested as dyspnea, hypoxia, or carbon dioxide retention.) 2.Adult patients aged 18–80 years. 3.Patients with stable medical condition and stable vital signs. 4.No olfactory dysfunction, and no allergic rhinitis during training or testing periods. 5.No severe hearing loss (greater than 61 dB HL). 6.Study participants or their legal guardians agree to participate in this trial and sign the informed consent form.

Exclusion criteria

Exclusion criteria: 1.Patients with severe cognitive impairment (MMSE score < 14 or S5Q score < 2) are not eligible to participate in this trial. 2.Patients who are intolerant or averse to olfactory stimulation. 3.Patients with an artificial airway whose cuff cannot be deflated. 4.Study participants or their legal guardians request withdrawal from the clinical trial. 5.Patients whose medical condition is still unstable with fluctuating vital signs. 6.Pregnant women.

Design outcomes

Primary

MeasureTime frame
Diaphragm ultrasound parameters;Pulmonary function;Comprehensive respiratory function;

Secondary

MeasureTime frame
Arterial blood gas (ABG) parameters;Six-minute walk distance (6MWD);Barthel Index;Montreal Cognitive Assessment (MoCA);Squire five questions(S5Q);

Countries

China

Contacts

Public ContactXi Lu

China-Japan Friendship Hospital

luxiruth@163.com+86 10 8420 5481

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jun 21, 2026