New Single-Port surgery could mean faster recovery for stomach cancer patients
NCT ID NCT07586384
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests if a new single-port robotic surgery system is as safe and effective as traditional laparoscopic surgery for people with early-stage stomach cancer. About 90 adults will be randomly assigned to one of the two surgical methods. The main goal is to see if the new system reduces complications after surgery.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 90 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Nov 2025
- Expected to finish
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Sep 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 80 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age between 18 and 75 years inclusive. ECOG performance status ≤ 2. Histologically confirmed proximal gastric cancer or Siewert type II adenocarcinoma of the esophagogastric junction. Clinical stage cT1-T3, N0-N+, M0. Tumor maximum diameter ≤ 4 cm and esophageal invasion ≤ 2 cm. Candidates for radical proximal gastrectomy (PG) with feasibility of R0 resection and functional anastomosis. Assessed by a Multidisciplinary Team (MDT) as suitable for PG rather than total gastrectomy, with no requirement for neoadjuvant therapy. Radiographic evidence of localized disease (no distant metastasis to liver, lung, or peritoneum via enhanced CT or MRI). ASA physical status classification ≤ III. Adequate bone marrow, hepatic, renal, cardiac, and pulmonary function. Ability to understand and provide written informed consent. Willingness and ability to comply with the 12-month postoperative follow-up schedule. Exclusion Criteria: * Clinical stage T4 or presence of distant metastasis. Esophageal invasion exceeding 2 cm. History of previous major gastric surgery (e.g., partial or total gastrectomy). Other malignant tumors within the last 5 years. Severe organic diseases that preclude safe anesthesia or surgery (e.g., severe heart failure, pulmonary fibrosis). Requirement for emergency surgery due to active gastric bleeding, perforation, or acute obstruction. Pregnant or lactating women. Serious psychiatric disorders or cognitive impairment that interferes with study compliance. Any other condition that, in the opinion of the investigator, would make the participant unsuitable for the study.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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The First Affiliated Hospital of Wenzhou Medical University
RECRUITINGWenzhou, Zhejiang, China
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Other studies related to the condition(s) this trial covers.
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- Can a modified stomach bypass speed up recovery in advanced gastric cancer?