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Nano silver intrauterine device

An intrauterine device and a technology for an intrauterine device are applied in the field of intrauterine devices containing nano-silver to achieve the effects of stable antibacterial effect, alleviation of irritation, and improvement of function and performance.

Inactive Publication Date: 2006-05-24
河南雅康药业有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The application of nano-silver in the medical and health field is mainly used in medical appliances, hospital facilities, disposable gloves, etc. No one has applied nano-silver to IUDs to make nano-silver IUDs

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0009] If the IUD is made of polyethylene plastic, add 5-10% nano-silver antibacterial plastic masterbatch or 5-10% nano-silver powder to the polyethylene plastic, and injection mold it into various shapes of IUD brackets spare;

[0010] If the intrauterine device is made of stainless steel wire or titanium-nickel alloy wire, apply nano-silver solution with a content of 3000-50000ppml-25nm on the surface of the stainless steel wire or titanium-nickel alloy wire, and then make the intrauterine device.

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PUM

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Abstract

The present invention relates to an intrauterine device containing nano silver. It is characterized by that the nano silver can be used and added into the material for making intrauterine device. If it is a plastic support intrauterine device, the nano silver antibacterial plastic mother granules or nano silver powder can be added in the plastics, then injection-moulded so as to obtain intrauterine device with various forms; if it is a stainless steel wire or titanium-nickel alloy wire intrauterine device, the nano silver solution can be used and applied to the surface layer of stainless steel wire or titanium-nickel alloy wire.

Description

1. Technical field [0001] The invention relates to an intrauterine contraceptive device, in particular to an intrauterine contraceptive device containing nano silver. 2. Background technology [0002] The intrauterine contraceptive device is a kind of contraceptive device with good birth control effect, safe, effective and easy to use. It has been widely used. effect. Therefore, when the device is used for contraception, it also causes certain pain and discomfort to the user. In recent years, nanotechnology has developed rapidly, and the antibacterial effect of nano silver has been paid more and more attention. According to the information, 3000ppml-25nm silver can rapidly kill common Escherichia coli, Staphylococcus aureus, and mold, and the sterilization rate can reach more than 99.9%; the duration of its antibacterial performance and the service life of the product Synchronize. Therefore, it is widely used in daily necessities, medical and health care, chemical materi...

Claims

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Application Information

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IPC IPC(8): A61F6/14
Inventor 种秀云种传民高广潮丁霜言付丽英黄平张金启朱新亚孙鹏昱孔平
Owner 河南雅康药业有限公司
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