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Use of Intra-Operative Shear Wave Ultrasound Vibrometry for Characterization of Esophageal Malignant Tumors

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Mayo Clinic

Status

Terminated

Conditions

Esophageal Cancer

Treatments

Device: General Electric LOGIQ E9 ultrasound system

Study type

Interventional

Funder types

Other

Identifiers

NCT03211780
17-002253

Details and patient eligibility

About

Using the analysis of group velocity for a screening application and then higher order analysis based on the elastic and viscious components of the shear modulus may allow discrimination between extent of tumor invasion through the esophageal wall if appropriately correlated with pathological findings.

Full description

Use of ultrasound-based vibrometry in this setting would allow for a relatively simple study and translation of clinical practice, as the same devices are already used in this setting, and operators have familiarity with the equipment. Incorporating another additional method to generate contrast for determining malignant tissue from normal based on biomechanical properties with the same probe would have benefit as an additional diagnostic modality.

Enrollment

3 patients

Sex

All

Ages

18+ years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  • ≥ 18 years old
  • Scheduled to undergo esophageal reconstruction for presumed or known esophageal cancer
  • Subject is able to understand the study procedures and provide informed consent.

Exclusion criteria

  • Subject is pregnant or breast feeding.

Trial design

Primary purpose

Device Feasibility

Allocation

N/A

Interventional model

Single Group Assignment

Masking

None (Open label)

3 participants in 1 patient group

Ultrasound
Experimental group
Treatment:
Device: General Electric LOGIQ E9 ultrasound system

Trial contacts and locations

1

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Data sourced from clinicaltrials.gov

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