Lavage needle
A technology of lavage and acupuncture, applied in the medical field, can solve problems such as unsatisfactory treatment effects, and achieve the effect of enriching treatment methods
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Embodiment 1
[0015] Embodiment 1: as: figure 1 As shown, the embodiment of the present invention includes a needle body 1 and a needle head 2, and its special feature is that two holes 3 are arranged in the needle body 1, one end of the two holes 3 passes outside the needle head 2, and the other end of the two holes 3 passes out Outside the needle body 1, two holes 3 are arranged side by side.
[0016] The other end of the two holes 3 passing through the needle body 1 is provided with a connector 4 with an interface 4c to facilitate communication with other equipment (such as irrigation fluid source, water outlet pipe connected to drainage bottle or negative pressure suction device, such as inserting the needle into the connector 4, or insert the stem 4g, when the stem 4g is used as the inner core, the inner core whose end directly reaches the needle will block the sharp needle edge, so that after the needle is inserted into the human body, the sharp needle will not cause damage to the hum...
Embodiment 2
[0022] Embodiment 2: as figure 2 As shown, the embodiment of the present invention is on the basis of embodiment 1, wherein one channel 3 is located in the other channel 3, that is, the diameter of the other channel 3 of the other steel tubular needle a is larger than that of one of the steel tubular needles a One of the holes 3 and the joint 4 of the two steel tubular needles a are connected as a whole and formed by integral injection molding. .
Embodiment 3
[0023] Embodiment 3: as image 3 As shown, the embodiment of the present invention is on the basis of embodiment 2, wherein a channel 3 is a channel in the large-aperture needle a, and the tail end of the large-aperture needle 3a is fixed with a channel that leads directly to the channel in the large-aperture needle a Plastic joint 4, the side of the plastic joint 4 is provided with two interfaces communicating with the channel of the plastic joint 4, one of which is the drainage interface 4h, the other interface is the flushing liquid source interface 4i, and the top of the plastic joint 4 is provided with a third port communicating with the channel. One interface 4j, the other channel 3 is the channel in the small-aperture needle e, the tail end of the small-aperture needle e is fixed with a plug 8 connected to the flushing liquid source, as Figure 4 As shown, the small-diameter needle e is inserted into the channel 3 in the large-diameter needle a through the flushing liqu...
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