The Use of Smart Glasses for Saphenous Nerve Adductor Canal Block

Status

Enrolling by invitation

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT07213622

Acronym

SMART

Enrollment

100

Registered

2025-10-09

Start date

2024-03-04

Completion date

2026-02-28

Last updated

2025-10-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Total Knee Arthroplasty

Keywords

Total knee arthroplasty

Brief summary

The use of smart glasses for saphenous nerve adductor canal blocks compared to standard of care.

Interventions

PROCEDURESmartglasses

Wearing smart glasses while performing a nerve block

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

TREATMENT

Masking

NONE

Eligibility

Sex/Gender

ALL

Age

18 Years to No maximum

Healthy volunteers

Inclusion criteria

* patients 18 years or greater * undergoing total knee arthroplasty

Exclusion criteria

* Patients with local infection at nerve block site * BMI \>40 * Patients who are at risk for local anesthesia systemic toxicity due to intraoperative local dose * Patients with nerve damage to the femoral or saphenous nerve * Documented history of mental or cognitive disabilities in EMR * Non-English speaking patient * Pregnant Women (self-reported) * Prisoners * Patients under the age of 18

Design outcomes

Primary

Measure	Time frame
Time from needle insertion to complete local anesthetic injection	Until the end of the study

Secondary

Measure	Time frame
Number of needle adjustments by user, ergonomics, head adjustments	until the end of the study

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026