In the disposable array type micro injection needle head, a columnar cylinder having one end opened and a top cover at the other end, a lower needle seat (3) for connection with an injection solution reservoir (17), and a lower needle seat ( And 3) an upper needle seat (2) provided above the top cover and having a vacant space (15) formed between the top cover and the top cover. A through hole is provided, one end of which is in communication with the empty chamber (15), the other end is located in the columnar cylinder, and the injection solution is transferred from the reservoir (17) to the empty chamber (15). A collection needle for inhalation is attached, at least two needle tubes (1) are attached to the upper needle seat (2), one end of the needle tube (1) is a needle tip for puncture and injection of injection solution, etc. The end was attached to the upper needle seat (2) and communicated with the empty room (15). The needle head can be used directly in a conventional insulin injection pen, or a disposable prefilled syringe is formed by providing an injection solution reservoir (17) in a columnar tube, and a plurality of thin and short needle tubes ( By adopting 1) and simultaneously injecting, it is possible to inject insulin and other drugs vertically and subcutaneously in multiple parts of the body without painful, safe, convenient, painless, safe and convenient without having to pinch the skin And avoiding the problem of injecting into the muscles, improving patient compliance and therapeutic effectiveness. [Selection] Figure 1使い捨てアレイ型マイクロ注射針ヘッドにおいて、一端が開口し、他端にトップカバーを備える柱状筒であり、注射液貯蓄器（17）と連結するための下針座（3）と、下針座（3）のトップカバーの上方に設けられ、且つ、トップカバーとの間に空室（15）が形成された上針座（2）とを含み、トップカバーに前記柱状筒と空室（15）とを連通する通孔が設けられ、通孔内に一端が空室（15）と連通し、他端が柱状筒内に位置し、注射液を貯蓄器（17）から空室（15）に吸い込むための採液針が取付けられ、上針座（2）に少なくとも二つの針管（1）が取付けられ、針管（1）の一端が穿刺と注射液の注射のための針先であり、他端が上針座（2）に取付けられ、空室（15）と連通した。該ニードルヘッドが直接に従来のインスリン注射ペンに用いられることが可能で、または、柱状筒内に注射液貯蓄器（17）を設けて使い捨てプレフィルド注射器が形成され、複数本の細くて短い針管（1）を採用して同時に注射を行うことにより、皮膚をつまむ
