Medical instrument with attached needle
A medical device and needle tube technology, which is applied in the field of medical devices with needles, can solve problems such as drug leakage and cracking, and achieve the effect of improving liquid tightness
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no. 1 Embodiment approach
[0025] 1. First Embodiment: Medical Device with Needle
[0026] 1-1. Structural examples of medical devices with needles
[0027] 1-2. How to assemble medical devices with needles
[0028] 1-3. Modifications
no. 2 Embodiment approach
[0029] 2. Second Embodiment: Medical Device with Needle
[0030] 2-1. Structural examples of medical devices with needles
[0031] 2-2. How to assemble medical devices with needles
[0032]
[0033] figure 1 It is a sectional view showing the structure of the needle-equipped medical device 1 according to the first embodiment of the present invention, figure 2 It is a cross-sectional view showing a state before assembly of the needle-equipped medical device 1 . In this embodiment example, a prefilled syringe filled with a medical solution in advance will be described as an example of the medical device 1 with a needle.
[0034] [1-1. Structural example of medical device with needle]
[0035] Such as figure 1 As shown, the medical device 1 with a needle according to the present embodiment includes a needle tube 6 , a needle installation portion 2 holding the needle tube 6 , a sealing member 5 , and a liquid storage portion 3 having a liquid chamber 10 capable of holdin...
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