Safety evaluation of cryoablation device ICS4 in cryoablation of liver tumors

Safety evaluation of cryoablation device ICS4 in cryoablation of liver tumors - Safety evaluation of cryoablation device ICS4

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000007699

Enrollment

Registered

2012-04-09

Start date

2012-04-01

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

liver tumor

Interventions

Cryoablation for liver tumors

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Clinical diagnosis of liver tumor. 2. Standard treatments such as resection, TAE, RFA, or chemotherapy are not indicated. 3. Performance status 0 to 2. 4. 20 years old or older. 5. Life expectancy more than 3 months. 6. Informed consent can be obtained.

Exclusion criteria

Exclusion criteria: 1. Coagulopathies. 2. Severe liver cirrhosis. 3. The diameter of a tumor is 7 cm or more, and a tumor total is seven or more. 4. There are vascular invasions or extrahepatic metastases. 5. Bleeding tendencies. 6. Uncontrolled infection. 7. Difficulties in communication. 8. Pregnant woman. 9. Excluded by the attending physician.

Design outcomes

Primary

Measure	Time frame
safety	—

Secondary

Measure	Time frame
efficacy	—

Countries

Japan

Outcome results

None listed

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