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US 2025/0099343 A1Published application
Dental implant with excellent antibacterial properties and antibacterial coating method
AssigneeOsstem Implant Co., Ltd.
InventorsKyungwon HA, Jaewon HAN
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Abstract
Disclosed is a dental implant including: a titanium base; a silver-titanium oxide matrix applied on at least a portion of the surface of the base, wherein the silver-titanium oxide matrix has a binding energy peak P1 at 570 to 580 eV and a binding energy peak P2 at 360 to 375 eV, measured by XPS, and the intensity I1 of P1 and the intensity I2 of P2 satisfy the following equation: 2 * I 1 ≤ I 2 ≤ 5 * I 1 .
Claims6
A dental implant comprising:
- a titanium base;
- and
- a silver-titanium oxide matrix applied on at least a portion of the surface of the base,
- wherein the silver-titanium oxide matrix has a binding energy peak P1 at 570 to 580 eV and a binding energy peak P2 at 360 to 375 eV, measured by XPS, and
- the intensity I1 of P1 and the intensity I2 of P2 satisfy the following equation:
- 2
- *
- I
- 1
- ≤
- I
- 2
- ≤
- 5
- *
- I
- 1
- .
- [
- Equation
- ]
18 more elements
An antibacterial coating method for dental implants, comprising:
- (a) immersing a titanium base in a coating solution in which a silver precursor is dissolved and the Ag concentration is 10 to 300 mM;
- and
- (b) hydrothermally treating the coating solution by heating.
Dependencies are inferred from the claim text.