The phrase "a minor interruption" is correct and usable in written English.
It can be used to describe a small or insignificant disruption in a conversation, event, or process.
Example: "During the meeting, there was a minor interruption when the fire alarm went off, but we quickly resumed our discussion."
Alternatives: "a small disruption" or "a brief pause".
Mr. Khalid and his brother ran them off, dismissing the incident as a minor interruption.
These days, outdoor holiday decorating has been downsized to a minor interruption in the weekend.
With that solved, the fishtank subplot suddenly became only a minor interruption to the over-all flow.
Though he quickly recognized the gravity of the situation the crash, he wrote in early 1930, had produced a "slump which will take its place in history amongst the most acute ever experienced"—over the long run this would prove to be just a minor interruption in a much larger, more munificent trend.
(Netting the state £704m – can it cost that much to maintain?) Beatrix Campbell writes that we should be "glad" to do this if it means that it signals to young people that the "school thinks their bodily integrity matters... more than a minor interruption of adults' privacy".
Though he quickly recognized the gravity of the situation — the crash, he wrote in early 1930, had produced a "slump which will take its place in history amongst the most acute ever experienced" — over the long run this would prove to be just a minor interruption in a much larger, more munificent trend.
For one thing, a fair number of jazz clubs in Manhattan actually saw only minor interruption, given the stark demarcation of the power grid.
It was targeted by protesters on Monday night but only experienced very minor interruption to the service.
Inhabited plains, with only the minor interruption of the worn-down Urals, extend from central Europe to the Yenisey River in central Siberia.
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The boom lasted for a quarter-century, with only minor interruptions.
