To dream of a needle represents your need to resolve issues with other persons. It may also symbolize conditions that have been blown out of proportion. The needle is an image of some sentiment or body pains.
The dream of other persons using a needle denotes the need for convergence on various facets of your perceptions.
To look for a needle represents unnecessary concerns over seemingly minor and petty things.
To dream that you are threading a needle symbolizes unresolved matters that require urgent attention and care.