Effects of CO2 insufflation using a duodenal balloon occlusion method on intestinal tract volume and arterial blood acid-base balance during endoscopic submucosal dissection and natural orifice translumenal endoscopic surgery

Effects of CO2 insufflation using a duodenal balloon occlusion method on intestinal tract volume and arterial blood acid-base balance during endoscopic submucosal dissection and natural orifice translumenal endoscopic surgery - Duodenal balloon occlusion method

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000003742

Enrollment

Registered

2010-06-12

Start date

2010-06-01

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

Early esophageal cancer or early gastric cancer

Interventions

A balloon is inserted into duodenal bulb. CT scans are carried out before and after the ESD. Arterial blood gas analysis are carried out before and after the ESD.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who are early esophageal cancer and early gastric cancer and going to undergo ESD

Exclusion criteria

Exclusion criteria: Patients who have duodenal ulcer in past history

Design outcomes

Primary

Measure	Time frame
1.Changes in CO2 concentration at 10-minute intervals during surgery 2.Pre-and postoperative arterial blood gases,intestinal tract volumes,WBC and CRP 3.Postoperative abdominal symptoms assessed by visual analogue scale	—

Countries

Japan

Outcome results

None listed

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