Error estimation of straight-tool surgical navigation using stereoscopic imaging

Error estimation of straight-tool surgical navigation using stereoscopic imaging - Error estimation of straight-tool surgical navigation using stereoscopic imaging

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000030254

Enrollment

Registered

2017-12-04

Start date

2017-12-04

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

Healthy subject

Interventions

Subjects align a surgical straight tool on a patient model in two types of surgical navigations. Following each of 3 conditions, subjects conduct the task 15 times (total 45 times per one navigation).

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Healthy subject. 2. A doctor or a student who belongs to a school of medicine.

Exclusion criteria

Exclusion criteria: 1. A minor. 2. Individuals who don't have enough judgement. 3. Individuals who don't have enough eyesight (Putting on glasses or contact lens are acceptable). 4. Individuals who have anamnesis of diseases that can affect or be affected by this experiment.

Design outcomes

Primary

Measure	Time frame
Positional and orientational error between a straight-tool and the optimal alignment.	—

Secondary

Measure	Time frame
Sensitivity for the error (including positional and orientational) regarding two lines displayed on PC monitors.	—

Countries

Japan

Contacts

Public ContactYOSHIKAZU NAKAJIMA

Institute of Science Tokyo Laboratory for Biomaterials and Bioengineering, Institute of Integrated Research

nakajima.bmi@tmd.ac.jp03-5280-8060

Outcome results

None listed

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