Laparoscopic intraperitoneal observational study in patients undergoing open surgery for abdominal aortic and iliac aneurysms

Laparoscopic intraperitoneal observational study in patients undergoing open surgery for abdominal aortic and iliac aneurysms - Laparoscopic observation of abdominal aortic aneurysms

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000027275

Enrollment

Registered

2017-05-09

Start date

2017-06-23

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

Abdominal aortic aneurysm and/or iliac artery aneurysm

Interventions

In patients who undergo open surgery for abdominal aortic and/or iliac aneurysms, intraperitoneal space, especially infrarenal aorta, is observed using a laparoscope under general anesthesia. After

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients falling under all the following conditions are included of this study. 1) Patients who have abdominal aortic aneurysm (the maximum diameter is more than 4.5 cm) and/or iliac aneurysms (the maximum diameter is more than 3.0 cm) and are candidates for open surgery for the disease 2) Patients whose general condition is good and who have no serious comorbidities. 3) Patients who is more than 20 years of age 4) Patients who obtained document consent by his/her free will with sufficient understanding, after receiving sufficient explanation for the participation of this study 5) Patients in a hospital

Exclusion criteria

Exclusion criteria: Patients who fall under any of the following conditions are excluded of this study. 1) Patients who are candidates for endovascular aneurysm repair (EVAR) 2) Ruptured aneurysms 3) Emergency operation 4) Patients who are more than 80 years of age 5) Patients who have a history of myocardial infarction, unstable angina, serious hepatic disease (AST (GOT) > 100 U and/or ALT (GTP) > 100 U), serious kidney disease (serum creatinine > 2.0 mg/dL), or serious pulmonary disease (FEV1 < 1000 ml or FEV1% < 70%) 6) Female patients who are pregnant or have the potential to become pregnant 7) Lactating female patients 8) Patients who are judged as inappropriate for research by research responsibilities (sharing) doctors

Design outcomes

Primary

Measure	Time frame
Efficacy: ability to observe infrarenal aorta and common iliac artery using laparoscopy It is assessed during surgery.	—

Secondary

Measure	Time frame
Safety: to assess damage of the abdominal viscera or other adverse events at the time of discharge	—

Countries

Japan

Contacts

Public ContactTOSHIFUMI KUDO

Tokyo Medical and Dental University Vascular Surgery

t-kudo.srg1@tmd.ac.jp03-5803-5255

Outcome results

None listed

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