To verify the analgesic effect of intraoperative pulsed radiofrequency therapy during thoracic surgery to alleviate postoperative pain.

To verify the analgesic effect of intraoperative pulsed radiofrequency therapy during thoracic surgery to alleviate postoperative pain. - To verify the analgesic effect of intraoperative pulsed radiofrequency therapy during thoracic surgery to alleviate postoperative pain.

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000059744

Enrollment

290

Registered

2025-11-12

Start date

2024-10-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Lung cancer, Mediastinum tumor, Pneumothorax, Chest wall tumor, Valvular heart disease

Interventions

Group Receiving PRF During Surgery Conventional Pain Management Group

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Inclusion Criteria for the Study Group: Individuals deemed suitable for thoracoscopic, robot-assisted thoracoscopic, or open thoracic surgery. Age between 18 and 84 years at the time of consent. Written informed consent has been obtained from the individual for participation in the study. Criteria for the Control Group: Individuals who underwent thoracoscopic, robot-assisted thoracoscopic, or open thoracic surgery at our hospital between April 2023 and March 2024.

Exclusion criteria

Exclusion criteria: Exclusion Criteria for the Study Group: Individuals with a pacemaker that may cause electrical interference. Women who are pregnant, breastfeeding, or have the possibility of pregnancy. Individuals deemed inappropriate for the study by the principal investigator or co-investigators. Exclusion Criteria for the Control Group: Individuals who have submitted a statement of non-participation.

Design outcomes

Primary

Measure	Time frame
Frequency of Patients Requiring Additional Analgesics Not Included in the Clinical Pathway Due to Pain During Hospitalization	—

Secondary

Measure	Time frame
Frequency of Patients Experiencing NRS 4 (Poor Pain Control, Level 3) During Hospitalization NRS at Rest and During Movement During Hospitalization (Assessed in the morning, afternoon, and evening during hospitalization) Amount of Additional Analgesics Required During Hospitalization NRS at Rest and During Movement During Follow-Up Visits Post-Discharge Number of Patients Reporting Intercostal Neuralgia at Approximately 2 Weeks and 4 Weeks Postoperatively During Outpatient Visits	—

Measure

Time frame

Frequency of Patients Experiencing NRS 4 (Poor Pain Control, Level 3) During Hospitalization NRS at Rest and During Movement During Hospitalization (Assessed in the morning, afternoon, and evening during hospitalization) Amount of Additional Analgesics Required During Hospitalization NRS at Rest and During Movement During Follow-Up Visits Post-Discharge Number of Patients Reporting Intercostal Neuralgia at Approximately 2 Weeks and 4 Weeks Postoperatively During Outpatient Visits

—

Countries

Japan

Contacts

Public ContactRyosuke Kumagai

St. Luke's International Hospital Thoracic surgery

kumagai2580@gmail.com0335415151

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026