Minimally invasive surgery for early stage cervical cancer patients

Safety Of Laparoscopic or Robotic Radical Hysterectomy Using Endoscopic sTapler for Inhibiting tumOr Spillage of Cervical Neoplasms (SOLUTION): a Phase II Study

Not applicable Interventional Seoul National University Hospital · NCT04370496

This study tests whether a new minimally invasive surgery for early stage cervical cancer is as safe and effective as traditional open surgery.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment124 (estimated)
Ages20 Years and up
SexFemale
SponsorSeoul National University Hospital Academic / other
Drugs / interventionschemotherapy, radiation
Locations3 sites (Seoul and 2 other locations)
Trial IDNCT04370496 on ClinicalTrials.gov

What this trial studies

The SOLUTION trial investigates the safety and efficacy of performing radical hysterectomy using minimally invasive surgery with an endoscopic stapler in patients diagnosed with cervical cancer stage IB1. This approach aims to demonstrate that minimally invasive techniques are as safe as traditional open surgery. The study addresses concerns raised by previous trials regarding the potential risks associated with minimally invasive procedures, particularly the exposure of tumor cells to the peritoneal cavity. By employing specific surgical techniques, the trial seeks to minimize these risks and improve patient outcomes.

Who should consider this trial

Good fit: Ideal candidates for this study are females aged 20 years or older with histologically confirmed cervical cancer stage IB1.

Not a fit: Patients with tumor sizes greater than 4 cm or those with histological types other than squamous cell carcinoma, adenocarcinoma, or adenosquamous carcinoma may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide a safer surgical option for patients with early-stage cervical cancer, potentially leading to better recovery and outcomes.

How similar studies have performed: Previous studies have raised concerns about the safety of minimally invasive surgery for cervical cancer, making this approach novel and potentially groundbreaking.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Females, aged 20 years or older
* Histologically confirmed primary squamous cell carcinoma, adenocarcinoma or adenosquamous carcinoma of the uterine cervix
* Patients with FIGO stage IB1 (FIGO staging 2009)

  : stromal invasion\>5 mm or 7 mm \<lesion size ≤4 cm
* Patients undergoing either type B or C hysterectomy (Querleu-Morrow classification)
* Patients with normal bone marrow, renal and hepatic function

  * WBC \> 3.0x10\^9 cells/L
  * Platelets \> 100x10\^9 cells/L
  * Serum creatinine ≤1.5 mg/dL
  * Serum total bilirubin \<1.5 x normal range and AST/SGOT or ALT/SGPT \<3 x normal range
* ECOG performance status 0 or 1
* Synchronous cancer with no evidence of recurrence during the past 5 years
* Informed consent of patient

Exclusion Criteria:

* Any histological type other than squamous cell carcinoma, adenocarcinoma or adenosquamous carcinoma of the uterine cervix
* Tumor size greater than 4 cm
* Patients with FIGO less than stage IA2 or greater than IB2 (FIGO staging 2009)

  * stromal invasion ≤5 mm and lesion size ≤7 mm (less than IA2)
  * or lesion size\> 4 cm (greater than IB2)
* Patients with evidence of metastatic disease by conventional imaging studies, enlarged pelvic or aortic lymph nodes greater than 2 cm, or histologically positive lymph nodes
* Patients in pregnancy
* Patients with a history of pelvic or abdominal radiotherapy
* Patients with contraindication of surgery (serious concomitant systemic disorders incompatible with the study to be decided at the discretion of the investigator)
* Patients who agree to intra-operative lymphatic mapping (IOLM) must not have:

  * Known allergies to triphenylmethane compounds
  * History of retroperitoneal surgery.
  * History of pelvic irradiation.
  * Cold knife or LEEP cone biopsy within 4 weeks of enrollment

Where this trial is running

Seoul and 2 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Cervical CancerCervical Cancer Stage IB1Minimally Invasive SurgeryCervical cancerMinimally invasive surgery
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.