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3D Body Surface Modeling for Scoliosis Monitoring

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Stanford University

Status

Enrolling

Conditions

Adolescent Idiopathic Scoliosis

Treatments

Diagnostic Test: NSite 3D Scanning

Study type

Observational

Funder types

Other

Identifiers

Details and patient eligibility

About

This is a single center, prospective, non-randomized reproducibility study of the NSite device in patients undergoing evaluation for scoliosis. The NSite device is a pre-market, investigational device. The study will enroll 13 eligible patients, who will be scanned using the NSite device by 3 separate users in order to assess if the device generates similar results across users. This data will be used to support 510(k) submission.

Full description

The primary objective of this study is to validate the reproducibility of device output in multiple users in a clinical setting. Device output will be predicted probability of major curve magnitude (i.e., Cobb angle) greater than or equal to 20 degrees with 95% confidence interval. We will test whether users obtain similar device output when measuring the same participant (at least 2 scans required for analysis). After excluding bad quality scans, the measurements obtained by these different users (at least 2 users after excluding bad scans) on each study participant will then be compared to determine if they are congruent (having overlapping confidence intervals) or different. The percentage of participants for which users generated congruent predicted probabilities will be reported.

The NSite Scoliosis Assessment App is intended as a clinical decision support tool and requires interpretation by the healthcare professional. It is intended for use for children and adolescent patients 10 to 18 years old. It is for use by prescription only. The NSite Scoliosis Assessment App provides a calculated Asymmetry Index for patients with or at risk for scoliosis, which will yield an output of percentage risk of major curve magnitude (i.e., Cobb angle) greater than 20 degrees, with 95% confidence intervals.

Enrollment

13 estimated patients

Sex

All

Ages

10 to 18 years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  • Ages 10 and 18 years old
  • Referred for evaluation of or diagnosed of adolescent idiopathic scoliosis

Exclusion criteria

  • Scoliosis caused by another condition (e.g., secondary scoliosis)
  • Parents/guardians unable to consent
  • English is not the primary language (to avoid miscommunication)

Trial design

13 participants in 1 patient group

Adolescent Idiopathic Scoliosis
Description:
Reproducibility group
Treatment:
Diagnostic Test: NSite 3D Scanning

Trial contacts and locations

1

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Central trial contact

Kali R Tileston, MD

Data sourced from clinicaltrials.gov

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