Medical ion-chamber cable
An ionization chamber and cable technology, applied in the direction of insulated cables, cables, circuits, etc., can solve the problem that the ionization chamber cannot fully meet the requirements of measuring the dose of brachytherapy, and achieve strong toughness, reinforced insulation, and good dielectric properties. Effect
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Embodiment 1
[0026] Such as figure 1 , figure 2 As shown, the present invention is a medical ionization chamber cable, which includes an inner conductor. Its special feature is that a copper-plated silver-plated steel wire with an outer diameter of 0.28 mm is used as the inner conductor 1. Sequentially covered: an insulating layer 2 in the shape of a round tube made of PTFE material with an outer diameter of 0.9mm; a graphite coating 3 with a thickness of 0.03mm; a silver-plated copper wire woven mesh with a thickness of 0.07mm The first electric field electromagnetic interference shielding layer 4 formed in the shape of a circular tube, wherein the diameter of each silver-plated copper wire is: 0.07mm, the braiding density is: 95%; the thickness of the PVC inner sheath 5 is 0.25mm; Thickness: 0.035mm polyester tape 6; thickness: 0.092mm silver-plated copper wire braided circular tube-shaped second electric field electromagnetic interference shielding layer 7, wherein the diameter of each sil...
Embodiment 2
[0028] Such as figure 1 , figure 2 As shown, the present invention is a medical ionization chamber cable, including an inner conductor, and its special feature is that a copper-plated silver-plated steel wire with an outer diameter of 0.32 mm is used as the inner conductor 1, and the outer periphery of the inner conductor 1 extends from the inside to the outside. Sequentially covered: Insulation layer 2 in the shape of a round tube made of PTFE material with an outer diameter of 1.02mm; graphite coating 3 with a thickness of 0.04mm; a silver-plated copper wire woven mesh with a thickness of 0.086mm The first electric field electromagnetic interference shielding layer 4 is formed in the shape of a circular tube, in which the diameter of each silver-plated copper wire is: 0.086mm, the braiding density is: 99%; the thickness of the polyvinyl chloride inner protective layer 5 is 0.35mm; Thickness: 0.045mm polyester tape 6; thickness: 0.12mm silver-plated copper wire braided circular ...
Embodiment 3
[0030] Such as figure 1 , figure 2 As shown, the present invention is a medical ionization chamber cable, which includes an inner conductor. Its special feature is that a copper-plated silver-plated steel wire with an outer diameter of 0.28 mm is used as the inner conductor 1. Sequentially covered: an insulating layer 2 in the shape of a round tube made of polytetrafluoroethylene with an outer diameter of 1.0mm; a graphite coating 3 with a thickness of 0.03mm; a silver-plated copper wire woven mesh with a thickness of 0.08mm The first electric field electromagnetic interference shielding layer 4 formed in the shape of a circular tube, wherein the diameter of each silver-plated copper wire is: 0.08mm, the braiding density is: 99%; the thickness of the PVC inner sheath 5 is 0.25mm; Thickness: 0.04mm polyester tape 6; thickness: 0.10mm silver-plated copper wire braided circular tube-shaped second electric field electromagnetic interference shielding layer 7, wherein the diameter of ...
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