Chương 6. Biến tính bề mặt vt liệu y sinh
1. Xử plasma
2. Cấy ion
3. Phủ điện hoá
4. Phủ hữu cơ, polymer
5. Phương pháp khuôn
The most accepted definition of biomaterials is
currently the one employed by the American National
Institute of Health that describes biomaterial as
‘‘any substance or combination of substances, other
than drugs, synthetic or natural in origin, which can be
used for any period of time, which augments or
replaces partially or totally any tissue, organ or
function of the body, in order to maintain or improve
the quality of life of the individual’’.
Biomaterials ?
Sutures (temporary or bioresorbable)
Catheters (fluid transport tubes)
Blood Bags
Contact Lenses
Intraocular Lenses
Coronary Stents
Knee and Hip Prostheses
Breast Prostheses (cancer or cosmetic)
Dental Implants
Renal Dialyzers (patients)
Oxygenators/CPB’s (cardiopulmonary bypass system
facilitates open heart surgery)
Vascular Grafts
Pacemakers (pulse generators)
Biomaterials