Medical device for removing tooth fragments
A technology of medical tools and fragments, applied in the field of medical tools, can solve problems such as high cost, time-consuming, patient pain, etc., and achieve the effect of saving costs
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[0077] figure 1 Is a schematic illustration of a first embodiment of a medical tool 10 of the present invention comprising a base 12 and a needle 14 . A first end of the needle 14 is disposed on and connected to the base 12 . On the end of the needle 14 which is not connected to the base 12 there is a drilling section 16 . The drilling section 16 tapers toward the free end of the needle 14 and has at least one groove on its surface, wherein the groove winds around the drilling section 16 helically.
[0078] Following the drilling section 16 and between the drilling section 16 and the base 12 is a retention section 18 . The diameter of the retaining section 18 at its base element 20 is at least approximately equal to the diameter of the drilling section 16 . On the base element 20 of the retaining section 18 are provided retaining elements 22 in the form of barbs. The retaining element 22 is connected materially to the base 20 of the retaining section 18 . In this case, th...
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