Laparoscopy-Assisted Surgery for Carcinoma of the Low Rectum

NCT ID: NCT01899547

Last Updated: 2021-10-01

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

NA

Total Enrollment

1070 participants

Study Classification

INTERVENTIONAL

Study Start Date

2013-11-12

Study Completion Date

2023-06-06

Brief Summary

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The purpose of this study is to evaluate the safety and oncological feasibility of laparoscopy-assisted surgery for low rectal carcinoma compared with open surgery.

Detailed Description

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Conditions

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Rectal Carcinoma

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Arm I

Patients undergo laparoscopic-assisted rectal resection.

Group Type EXPERIMENTAL

laparoscopic-assisted rectal resection

Intervention Type PROCEDURE

Arm I: Patients undergo laparoscopic-assisted rectal resection.

Arm II

Patients undergo conventional open rectal resection.

Group Type ACTIVE_COMPARATOR

conventional open rectal resection

Intervention Type PROCEDURE

Arm II: Patients undergo conventional open rectal resection.

Interventions

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laparoscopic-assisted rectal resection

Arm I: Patients undergo laparoscopic-assisted rectal resection.

Intervention Type PROCEDURE

conventional open rectal resection

Arm II: Patients undergo conventional open rectal resection.

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* histologically proven rectal adenocarcinoma
* inferior edge of the tumor located within 5 cm from the dentate line as determined by rigid proctoscopy
* diagnosis of rectal cancer amenable to curative surgery either by anterior resection or abdominoperineal resection or extralevator abdominoperineal excision
* T3-4a,N0 or T1-4a,N1-2 treated with neoadjuvant chemoradiotherapy
* no evidence of distant metastases
* tumor size \<6cm
* sufficient organ function
* no contraindication to laparoscopic surgery
* without other malignancies in medical history

Exclusion Criteria

* concurrent or previous diagnosis of invasive cancer within 5 years
* locally advanced cancers requiring en bloc multivisceral resection
* intestinal obstruction
* intestinal perforation
* history of colorectal surgery
* American Society of Anesthesiologists(ASA) class 4 or 5
* pregnant or breast-feeding women
* history of mental disorder
* participation in another rectal cancer clinical trial relating to surgical technique
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Sixth Affiliated Hospital, Sun Yat-sen University

OTHER

Sponsor Role collaborator

Nanfang Hospital, Southern Medical University

OTHER

Sponsor Role collaborator

Peking Union Medical College Hospital

OTHER

Sponsor Role collaborator

Peking University Cancer Hospital & Institute

OTHER

Sponsor Role collaborator

Chinese PLA General Hospital

OTHER

Sponsor Role collaborator

Liaoning Cancer Hospital & Institute

OTHER

Sponsor Role collaborator

RenJi Hospital

OTHER

Sponsor Role collaborator

Union Hospital, Tongji Medical College, Huazhong University of Science and Technology

OTHER

Sponsor Role collaborator

Second Affiliated Hospital, School of Medicine, Zhejiang University

OTHER

Sponsor Role collaborator

West China Hospital

OTHER

Sponsor Role collaborator

Shengjing Hospital

OTHER

Sponsor Role collaborator

Fujian Cancer Hospital

OTHER_GOV

Sponsor Role collaborator

The Second Affiliated Hospital of Fujian Medical University

OTHER

Sponsor Role collaborator

The First Affiliated Hospital of Xiamen University

OTHER

Sponsor Role collaborator

Zhangzhou Affiliated Hospital of Fujian Medical University

OTHER

Sponsor Role collaborator

Longyan Affiliated Hospital, Fujian Medical University

UNKNOWN

Sponsor Role collaborator

Fudan University

OTHER

Sponsor Role collaborator

Shanghai Zhongshan Hospital

OTHER

Sponsor Role collaborator

Sun Yat-sen University

OTHER

Sponsor Role collaborator

Hubei Cancer Hospital

OTHER

Sponsor Role collaborator

Zhejiang Cancer Hospital

OTHER

Sponsor Role collaborator

Fujian Medical University

OTHER

Sponsor Role lead

Responsible Party

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Pan Chi, MD

Chief of Department of General Surgery, Fujian Medical University Union Hospital

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Pan Chi, MD

Role: PRINCIPAL_INVESTIGATOR

Fujian Medical University Union Hospital

Locations

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Fujian Medical University Union Hospital

Fuzhou, Fujian, China

Site Status

Countries

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China

References

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Sun Y, Tang Z, Jiang W, Wang X, Huang Y, Chi P. Textbook outcome in low rectal cancer patients undergoing laparoscopic or open surgery: 3-year results from the multicentric LASRE Trial. Int J Colorectal Dis. 2025 Aug 13;40(1):177. doi: 10.1007/s00384-025-04976-w.

Reference Type DERIVED
PMID: 40804342 (View on PubMed)

Jiang W, Xu J, Cui M, Qiu H, Wang Z, Kang L, Deng H, Chen W, Zhang Q, Du X, Yang C, Guo Y, Zhong M, Ye K, You J, Xu D, Li X, Xiong Z, Tao K, Ding K, Zang W, Feng Y, Pan Z, Wu A, Huang F, Huang Y, Wei Y, Su X, Chi P; LASRE trial investigators. Laparoscopy-assisted versus open surgery for low rectal cancer (LASRE): 3-year survival outcomes of a multicentre, randomised, controlled, non-inferiority trial. Lancet Gastroenterol Hepatol. 2025 Jan;10(1):34-43. doi: 10.1016/S2468-1253(24)00273-5. Epub 2024 Nov 8.

Reference Type DERIVED
PMID: 39527970 (View on PubMed)

Jiang WZ, Xu JM, Xing JD, Qiu HZ, Wang ZQ, Kang L, Deng HJ, Chen WP, Zhang QT, Du XH, Yang CK, Guo YC, Zhong M, Ye K, You J, Xu DB, Li XX, Xiong ZG, Tao KX, Ding KF, Zang WD, Feng Y, Pan ZZ, Wu AW, Huang F, Huang Y, Wei Y, Su XQ, Chi P; LASRE trial investigators. Short-term Outcomes of Laparoscopy-Assisted vs Open Surgery for Patients With Low Rectal Cancer: The LASRE Randomized Clinical Trial. JAMA Oncol. 2022 Sep 15;8(11):1607-15. doi: 10.1001/jamaoncol.2022.4079. Online ahead of print.

Reference Type DERIVED
PMID: 36107416 (View on PubMed)

Chi P. [Laparoscopic total mesorectum excision with the guidance of membrane anatomy]. Zhonghua Wei Chang Wai Ke Za Zhi. 2016 Oct 25;19(10):1088-1091. Chinese.

Reference Type DERIVED
PMID: 27781241 (View on PubMed)

Other Identifiers

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LASRE

Identifier Type: REGISTRY

Identifier Source: secondary_id

0925-0586

Identifier Type: -

Identifier Source: org_study_id

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