Other methods of injection include automatic injectors that shoot a needle into the skin painlessly, jet injectors that literally fire insulin through the skin by means of a fine jet blast, and infusers that employ a catheter that stays in place for two or three days.
मगर बाद में बहुत - से मरीज़ कहते हैं कि उन्हें सुई के चुभने का एहसास तक नहीं होता । ”