Changes of cerebral regional oxygen saturation measured by near-infrared spectroscopy at pneumoperitoneum and Trendelenburg position during robotic-assisted endoscopic prostatic surgery.

Changes of cerebral regional oxygen saturation measured by near-infrared spectroscopy at pneumoperitoneum and Trendelenburg position during robotic-assisted endoscopic prostatic surgery. - Changes of cerebral regional oxygen saturation during robotic-assisted endoscopic prostatic surgery.

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000026227

Enrollment

Registered

2017-02-20

Start date

2015-04-01

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

Prostatic cancer

Interventions

None listed

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: Patients who undergo robotic assisted endoscopic prostatic surgery.

Exclusion criteria

Exclusion criteria: Patients having history of cerebral diseases such as cerebral infarction, cerebral hemorrhage, transient ischemic attack, subarachnoid hemorrhage.

Design outcomes

Primary

Measure	Time frame
Changes of cerebral regional tissue oxygen saturation before and after pneumoperitoneum and Trendelenburg position.	—

Secondary

Measure	Time frame
Changes of mean arterial blood pressure, arterial oxygen tension, arterial carbon dioxide tension, arterial oxygen saturation, percutaneous arterial oxygen saturation, and bispectral index before and after pneumoperitoneum. Changes of mean arterial blood pressure, arterial oxygen tension, arterial carbon dioxide tension, arterial oxygen saturation, percutaneous arterial oxygen saturation, and bispectral index before and after Trendelenburg position.	—

Measure

Time frame

Changes of mean arterial blood pressure, arterial oxygen tension, arterial carbon dioxide tension, arterial oxygen saturation, percutaneous arterial oxygen saturation, and bispectral index before and after pneumoperitoneum. Changes of mean arterial blood pressure, arterial oxygen tension, arterial carbon dioxide tension, arterial oxygen saturation, percutaneous arterial oxygen saturation, and bispectral index before and after Trendelenburg position.

—

Countries

Japan

Contacts

Public ContactTadahiko Ishiyama

University of Yamanashi, Faculty of Medicine, University of Yamanashi Hospital Surgical Center

ishiyama@yamanashi.ac.jp055-273-1111

Outcome results