A feasibility study of hinotori in gastric cancer surgery

A prospective clinical study to evaluate the feasibility of the domestically developed surgical assist robot hinotori in gastric cancer surgery - A prospective clinical study to evaluate the feasibility of the domestically developed surgical assist robot hinotori in gastric cancer surgery

Status

Recruiting

Phases

Phase 1

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCTs062250048

Enrollment

Registered

2025-08-27

Start date

2025-10-03

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

Gastric cancer

Interventions

Robot-assisted surgery using the surgical assist robot hinotori

D065287

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients histologically diagnosed with gastric cancer. 2. Patients with lesions deemed curable by robot-assisted surgery. 3. Patients who are aged 18 years or older at the time of consent acquisition and have the capacity to provide informed consent.

Exclusion criteria

Exclusion criteria: 1. Patients with a bleeding tendency 2. Patients deemed unsuitable as research subjects

Design outcomes

Primary

Measure	Time frame
Completion rate of surgery using hinotori	—

Secondary

Measure	Time frame
1. Incidence of surgery-related complications during and after surgery 2. Surgical outcomes (total operative time, console time, docking and undocking time, time for each surgical part, blood loss, presence or absence of blood transfusion, and conversion to open surgery) 3. Visual Analogue Scale (VAS) assessment of operability (surgeon and assistant) 4. Numerical Rating Scale (NRS) assessment of postoperative pain	—

Measure

Time frame

1. Incidence of surgery-related complications during and after surgery 2. Surgical outcomes (total operative time, console time, docking and undocking time, time for each surgical part, blood loss, presence or absence of blood transfusion, and conversion to open surgery) 3. Visual Analogue Scale (VAS) assessment of operability (surgeon and assistant) 4. Numerical Rating Scale (NRS) assessment of postoperative pain

—

Contacts

Public ContactShinji Kuroda

Okayama University Hospital

shinkuro@okayama-u.ac.jp+81-86-235-7257

Outcome results

None listed

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