NCT03350945

Brief Summary

The project aims to evaluate the safety, effectiveness, accuracy and economy efficiency of the application of carbon nanoparticles for tumor localization and lymph nodes mapping in the laparoscopic coloectal surgery.

Trial Health

35
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
150

participants targeted

Target at P75+ for not_applicable

Timeline
Completed

Started Dec 2017

Typical duration for not_applicable

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

November 5, 2017

Completed
17 days until next milestone

First Posted

Study publicly available on registry

November 22, 2017

Completed
9 days until next milestone

Study Start

First participant enrolled

December 1, 2017

Completed
1.7 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

August 1, 2019

Completed
5 months until next milestone

Study Completion

Last participant's last visit for all outcomes

December 31, 2019

Completed
Last Updated

November 22, 2017

Status Verified

November 1, 2017

Enrollment Period

1.7 years

First QC Date

November 5, 2017

Last Update Submit

November 18, 2017

Conditions

Outcome Measures

Primary Outcomes (1)

  • Tumor localization time

    From abdominal exploration to tumor localization

    within 1 month

Secondary Outcomes (8)

  • survival data 1

    within 5 year

  • survival data 2

    within 5 year

  • Post-operative complication rates

    within 6 month

  • Distal edge distance of specimen

    within 2 weeks

  • LN number dissected

    within 2-3 weeks

  • +3 more secondary outcomes

Study Arms (3)

Device:Titanium Clips

ACTIVE COMPARATOR

Device: Tumor localization. Preoperative endoscopic localization with titanium clips

Procedure: Device: tumor localization

Device:Intra-operative Endoscopy

ACTIVE COMPARATOR

Device: Tumor localization. During the laparoscopic surgery,tumor is localized using intra-operative endoscopy detection.

Procedure: Device: tumor localization

Device:Carbon Nanoparticles

EXPERIMENTAL

Device: Tumor localization. During the laparoscopic surgery,tumor is localized using carbon nanoparticles.

Procedure: Device: tumor localization

Interventions

At present, three dominant methods can be available to locate tumor: preoperative endoscopic clip placement, intraoperative endoscopy and endoscopic tattooing

Device:Carbon NanoparticlesDevice:Intra-operative EndoscopyDevice:Titanium Clips

Eligibility Criteria

Age18 Years - 80 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • \- Pathologically diagnosed as colorectal benign tumor or tumor with TNM staging I-III (including patients need further surgery after endoscopic treatment), Be able to tolerate laparoscopic radical resection With normal hepatic and renal function No history of abdominal surgery

You may not qualify if:

  • \- Patients with distant metastasis, poor compliance, prior abdominal surgery Emergency case with obstruction or perforation Have received neoadjuvant chemotherapy or radiotherapy Patients diagnosed as familial adenomatous polyposis (FAP), Inflammatory bowel disease such as ulcerative colitis and Crohn's disease

Contact the study team to confirm eligibility.

Sponsors & Collaborators

MeSH Terms

Conditions

Colorectal Neoplasms

Condition Hierarchy (Ancestors)

Intestinal NeoplasmsGastrointestinal NeoplasmsDigestive System NeoplasmsNeoplasms by SiteNeoplasmsDigestive System DiseasesGastrointestinal DiseasesColonic DiseasesIntestinal DiseasesRectal Diseases

Study Officials

  • Minhua Zheng

    Ruijin Hospital

    STUDY CHAIR

Central Study Contacts

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, CARE PROVIDER, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR INVESTIGATOR
PI Title
Clinical Professor

Study Record Dates

First Submitted

November 5, 2017

First Posted

November 22, 2017

Study Start

December 1, 2017

Primary Completion

August 1, 2019

Study Completion

December 31, 2019

Last Updated

November 22, 2017

Record last verified: 2017-11