Percutaneous fixation with bone grafting through the distal screw insertion hole for the treatment of scaphoid nonunion

Percutaneous fixation with bone grafting through the distal screw insertion hole for the treatment of scaphoid nonunion - Percutaneous surgery for the treatment of scaphoid nonuinon

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000018105

Enrollment

Registered

2015-07-01

Start date

2015-07-01

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

Scaphoid nonunion

Interventions

The percutaneous fixation with bone grafting through the screw insertion hole

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)Scaphoid nonunion 2)Substantial bone loss within the nonunion site

Exclusion criteria

Exclusion criteria: 1) Large sclerosis area of the scaphoid nonunion 2) Poor vascularity of the proximal fragmentof the scaphoid 3) No osteoarthritis changes in surrounding wrist joint 4) The patient who is unable to comply with this study protocol 5) The patient who is unable to comply with the consent form of this study 6) The patient who was recognized unsuitable for this study by primary physician

Design outcomes

Primary

Measure	Time frame
The period of bone union assesed by CT examination	—

Secondary

Measure	Time frame
1) Functional outcomes assessed with quick Disability of the Arm, Shoulder, and Hand(DASH) and Mayo wrist score 2) The period of bone union assessed by radiographic examination 3) Functional outcomes assessed with the Visual Analog Scale (VAS) for pain 4) Functional outcomes assessed with the grip strength improvement at pre-operation,3 months, 1 and 2 year after surgey 5) Functional outcomes assessed with the Range of motion of the wrist improvement at pre-operation, 3 months, 1 and 2 year after surgery 6) The assessment of radiographical changes at pre-operation and final follow-up(scapho-lunate angle and radio-lunate angle)	—

Measure

Time frame

1) Functional outcomes assessed with quick Disability of the Arm, Shoulder, and Hand(DASH) and Mayo wrist score 2) The period of bone union assessed by radiographic examination 3) Functional outcomes assessed with the Visual Analog Scale (VAS) for pain 4) Functional outcomes assessed with the grip strength improvement at pre-operation,3 months, 1 and 2 year after surgey 5) Functional outcomes assessed with the Range of motion of the wrist improvement at pre-operation, 3 months, 1 and 2 year after surgery 6) The assessment of radiographical changes at pre-operation and final follow-up(scapho-lunate angle and radio-lunate angle)

—

Countries

Japan

Contacts

Public ContactSouichi Ohta

Kyoto University Department of Orthopaedic Surgery

seikei@kuhp.kyoto-u.ac.jp075-751-3367

Outcome results

None listed

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