Evaluation of peripheral nerve function during reverse total shoulder arthroplasty using motor-evoked potentials

Evaluation of peripheral nerve function during reverse total shoulder arthroplasty using motor-evoked potentials - Evaluation of peripheral nerve function during reverse total shoulder arthroplasty using motor-evoked potentials

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000031720

Enrollment

Registered

2018-03-15

Start date

2017-04-03

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Patients met the guidelines for reverse total shoulder arthroplasty made by the Japanese Orthopaedic Association

Interventions

Reverse total shoulder arthroplasty via deltopectoral approach using motor-evoked potentials. Reverse total shoulder arthroplasty via anterosuperior approach using motor-evoked potentials.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients met the guidelines for reverse total shoulder arthroplasty(RTSA) indications made by the Japanese Orthopaedic Association undergoing the primary RTSA.

Exclusion criteria

Exclusion criteria: Patients who had history of brain trauma,previous surgery to the spine. Patiens in whom electrophysiological examination was impossible because of permanent neuropathy around the shoulder.

Design outcomes

Primary

Measure	Time frame
Amplitude attenuation and prolongation of latency in motor-evoked potentials.	—

Secondary

Measure	Time frame
Functional evaluation of the shoulder was performed with the UCLA score and Constant-Murley shoulder outcome score and self-reporting scale(Simple Shoulder test) .The scores obtained preoperative and 6-, 12-,24-months after the operation	—

Countries

Japan

Contacts

Public ContactTerufumi Shibata

Fukuoka University Faculty of Medicine Dept.of Orthop.Surg

teru-sky-ideal@lion.ocn.ne.jp092-801-1011

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026