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| Name | Class |
|---|---|
| Chinese PLA General Hospital | OTHER |
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Soft tissue reconstruction in the finger continues to evolve. The dorsum of the finger is a reliable flap donor site in reconstructive hand surgery because of its similar quality to the original. The dorsal homodigital island flap can be used as a reliable alternative for reconstructing small to moderate defects of the fingers. In this retrospective study, the investigators would evaluate the efficacy of the technique for tissue reconstruction in different regions of the finger, with an emphasis on sensibility, pain and donor site morbidity.
At final follow-up, sensory restoration of the flap is measured using the static 2-point discrimination test and Semmes-Weinstein monofilament test. We evaluate pain sensations of the reconstructed fingers and donor sites with a visual analog scale. The system consist of a 10 cm line that is grouped into mild (0-3 cm), moderate (4-6 cm) and severe (7-10 cm). Active motion of the joints is measured using a goniometer. The motion arcs of the reconstructed fingers are compared with the opposite side.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Surgical flap | Other | The dorsal homodigital island flap is a perforator type flap based on the DB, which uses the dorsal skin of the injured finger to provide soft tissue coverage for a volar defect. |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| The dorsal homodigital island flap | Procedure | The dorsal homodigital island flap is used for tissue reconstruction in different regions of the finger. |
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| Measure | Description | Time Frame |
|---|---|---|
| Static 2-point discrimination test | The test point is at the center of the flap. Each area was tested 3 times with a Discriminator (Ali Med, Dedham, MA). We stop at 4mm as a limit of 2PD and considered this normal. | 18 months to 24 months |
| Measure | Description | Time Frame |
|---|---|---|
| Cold intolerance | We access the cold intolerance of the injured and donor fingers using the self-administered Cold Intolerance Severity Score questionnaire10 that is rated into mild, moderate, severe, and extreme (0-25, 26-50, 51-75 and 76-100). | 18 months to 24 months |
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Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| The Second Hospital of Tangshan | Tangshan | Hebei | 063000 | China |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 22777035 | Result | Chen C, Tang P, Zhang X. Sensory reconstruction of a finger pulp defect using a dorsal homodigital island flap. Plast Reconstr Surg. 2012 Nov;130(5):1077-1086. doi: 10.1097/PRS.0b013e318267ef99. | |
| 24675204 | Derived | Chen C, Tang P, Zhang X. The dorsal homodigital island flap based on the dorsal branch of the digital artery: a review of 166 cases. Plast Reconstr Surg. 2014 Apr;133(4):519e-529e. doi: 10.1097/PRS.0000000000000016. |
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