just brainstorming. this is a long shot and probably won't work but it still is worth a try all the same.

Screws are inserted and the dorsal side / dorsal surface of the wrist fracture is lightly / slightly chipped up.

Chip up - Idioms by The Free Dictionary
https://idioms.thefreedictionary.com › ...
To crack, break, or knock small fragments off of something.

What does chip-up mean? - YourDictionary
https://www.yourdictionary.com › ...
Chip-up definition ... (idiomatic) To cause something to have cracks or dents. verb. 8.

chip up: meaning - WordSense Dictionary
https://www.wordsense.eu › Search
chip up. chip up (English). Verb. chip up. (idiomatic, transitive) To cause something to have cracks or dents. 1959, Juliana Horatia Gatty Ewing, ...

Sports-Related Wrist Injuries in Adults - PMC - NCBI
https://www.ncbi.nlm.nih.gov › pmc
NC Chen · 2009 · — Given the high incidence of sports-related hand and wrist fractures, ... On the dorsal side of the wrist, an intracapsular ligament attaches to

Triquetral fracture | Radiology Reference Article
https://radiopaedia.org › articles › t...
dorsal surface of the wrist fracture de radiopaedia.org
21 abr. 2022 — Triquetral fractures are carpal bone fractures generally occurring on the dorsal surface of the triquetrum. The triquetral may be fractured ...

Wrist Fracture Management in the ED - Medscape Reference
https://emedicine.medscape.com › 8...
4 mar. 2021 — Because blood is supplied to the scaphoid along its dorsal surface near its waist, fractures at this location potentially compromise flow to the ...

Dansk Botanisk Forening Tur til Letland 21. - 31. juli 2004
http://demo.danskbotaniskforening.dk › 2015/09
PDF
Dog er det lykkedes mig at opchippe på Internettet, at 38 ...

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Note added at 16 hrs (2022-09-05 11:15:59 GMT)
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the question is whether the dorsal side or dorsal surface of the broken wrist chipped up slightly as a result of its fracture or instead was slightly chipped up to place or introduce the screws

that aspect is not specified in your context provided

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Note added at 20 hrs (2022-09-05 15:07:20 GMT)
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sounds more like the second than the first

the broken wrist was slightly chipped up to place or introduce the screws

otherwise the reference to the screws would not make any sense

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Note added at 11 days (2022-09-16 10:45:36 GMT)
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Unfortunately no hits whatsoever for "opchipses" or "at opchipse". Perhaps your context was translated from another language instead of being a native Danish source text.