NIPH Clinical Trials Search

UMIN ID: UMIN000001501

Registered date:12/11/2008

A phase I/II study of percutaneous radiofrequency ablation for osteoid osteoma (JIVROSG-0704)

Basic Information

Recruitment status Complete: follow-up complete
Health condition(s) or Problem(s) studiedosteoid osteoma
Date of first enrollment2008/04/01
Target sample size21
Countries of recruitmentJapan
Study typeInterventional
Intervention(s)Following the percutaneous insertion of a radiofrequency needle, radiofrequency ablation of nidus of osteoid osteoma is to be performed.


Primary OutcomeSafety.
Secondary Outcome

Key inclusion & exclusion criteria

Age minimumNot applicable
Age maximumNot applicable
GenderMale and Female
Include criteria
Exclude criteria1) Cardiac pacemaker. 2) Vital artery or nerve on the needle route. 3) Vital neural structures in the field of ablation. 4) Maximum diameter of the target lesion (i.e. nidus) > 1.5cm. 5) Pretreatment Visual Analogue Scale < 2. 6) Previous locoregional treatment for the target lesion. 7) Not applicable for anesthesia (general, spinal, or epidural). 8) Pregnant. 9) Not eligible determined by the responding physician.

Related Information


public contact
Name Yasuaki Arai
Address 5-1-1, Tsukiji, Chu0-ku, Tokyo, 104-0045, Japan Japan
Telephone 03-3542-2511
Affiliation JIVROSG, Coordinating Office Division of Diagnostic Radiology, National Cancer Center Hospital
scientific contact
Name Keigo Endo
Address 3-39-15, Showa-cho, Maebashi 3718511, JAPAN Japan
Affiliation Gunma University Department of Radiology and Radiation Oncology