Study Comparing Arthrodesis Technique of Thoracic and/or Lumbar Spine by Posterior Approach Performed by Robot-assisted Surgery (Robot Mazor X Stealth ™) Versus Conventional Surgery

NCT ID: NCT05553028

Last Updated: 2024-02-29

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

RECRUITING

Clinical Phase

NA

Total Enrollment

300 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-12-26

Study Completion Date

2027-01-31

Brief Summary

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Osteosynthesis by pedicle screwing is the reference technique since the 1980s, due to the quality of the mechanical grip of the screw in the pedicle, despite difficulties of placing the implant in this narrow tunnel.

This precision was improved by fluoroscopy, then by navigation, which made it possible to reduce the extra-pedicular placement of the screws and consequently the complications.

Since the 2000s, robotic has been developed in all areas, including medicine and surgery, (Da Vinci robot in urology) and several robots are currently marketed for spinal surgery, Medtronic's Mazor X Stealth ™ robot being the most successful.

The aim of this study is to evaluate on a prospective randomized comparative study the quality of the placement of the screws as well as the occurrence of complications, the clinical results and the medico-economic interest that robotic surgery can bring.

Detailed Description

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Conditions

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Osteosynthesis Mazor Robot Spinal Surgery Arthrosis; Spine

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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Robot assisted surgery

Patient operated for thoracic and/or lumbar spine arthrodesis with robot assistance Mazor

Group Type EXPERIMENTAL

Computerised tomography

Intervention Type PROCEDURE

Screws placement will be evaluated for each patient by a CT scan on D1 post-intervention. The evaluation of the placement of the screws (reading of the CT images) will be carried out by 2 radiologists independent of the surgical team, blinded to the technique used for the placement of the screws (robot-assisted/conventional surgery). In case of disagreement between the 2 evaluators, a 3rd evaluator will be requested.

Conventional surgery

Patient operated for thoracic and/or lumbar spine arthrodesis with conventional surgery

Group Type ACTIVE_COMPARATOR

Computerised tomography

Intervention Type PROCEDURE

Screws placement will be evaluated for each patient by a CT scan on D1 post-intervention. The evaluation of the placement of the screws (reading of the CT images) will be carried out by 2 radiologists independent of the surgical team, blinded to the technique used for the placement of the screws (robot-assisted/conventional surgery). In case of disagreement between the 2 evaluators, a 3rd evaluator will be requested.

Interventions

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Computerised tomography

Screws placement will be evaluated for each patient by a CT scan on D1 post-intervention. The evaluation of the placement of the screws (reading of the CT images) will be carried out by 2 radiologists independent of the surgical team, blinded to the technique used for the placement of the screws (robot-assisted/conventional surgery). In case of disagreement between the 2 evaluators, a 3rd evaluator will be requested.

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* Male, female, over 18 years old,
* Any patient operated for thoracic and/or lumbar spine arthrodesis (spondylolisthesis, asymmetric disc disease, spinal instability, spinal deformities, advanced disc disease),
* Patient having given his free, informed and written consent to participate in the study,
* Patient able to answer questionnaires, able to communicate in the language of the country of the study,
* Negative pregnancy test,
* Patient affiliated to a social security scheme or beneficiary of such a scheme.

Exclusion Criteria

* Minor,
* Psychological disorders,
* Addiction to analgesics,
* Chronic infection,
* History of instrumented lumbar surgery,
* BMI greater than or equal to 40kg/m²,
* Pregnant or breastfeeding woman,
* Patient participating in another clinical study,
* Protected patient: adult under guardianship, curatorship or other legal protection, deprived of freedom by judicial or administrative decision.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Elsan

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Clinique Saint Martin

Pessac, , France

Site Status RECRUITING

Countries

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France

Central Contacts

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Nicolas AUROUER, Dr

Role: CONTACT

06 21 98 82 44

Jean-François Oudet

Role: CONTACT

0683346567

Facility Contacts

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AUROUER, MD

Role: primary

References

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Aurouer N, Guerin P, Cogniet A, Gangnet N, Pedram M, Piechaud PT; ReSurg; Mangione P. Pedicle screw placement accuracy in robot-assisted versus image-guided freehand surgery of thoraco-lumbar spine (ROBARTHRODESE): study protocol for a single-centre randomized controlled trial. Trials. 2024 Feb 3;25(1):106. doi: 10.1186/s13063-024-07908-1.

Reference Type DERIVED
PMID: 38310274 (View on PubMed)

Other Identifiers

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2022-A00874-39

Identifier Type: -

Identifier Source: org_study_id

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