| http://www.w3.org/ns/prov#value | - The instant patent application differs primarily from patents for medical cartridges and dental carpules in common use in that the recessed injector needle sharp on each end does not entail the use of a standard syringe or other means for reversibly attaching a syringe plunger to a piston for aspirating fluid, as well as for injecting fluid medication into a patient.
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