Three-phase bionic sleeve stent and preparation method thereof
A sleeve stent and three-phase technology, applied in the field of medical devices, can solve problems such as shortage, poor healing of biocompatible materials and bone tunnels, and lack of grafts to induce stem cell differentiation, so as to achieve small cell impact and accelerate the bone tunnel. Regeneration of tendon insertion structure and reduction of decellularization time
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[0068] A kind of three-phase bionic sleeve support of the present invention, as figure 1 As shown, including bone sleeve support 1, cartilage sleeve support 2 and tendon support 3, bone sleeve support 1 and cartilage sleeve support 2 are hollow cylindrical structures, tendon support 3 is a cylindrical structure, tendon support 3 The cartilage sleeve support 2 is set on the outside of the cartilage sleeve support 2, and the bone sleeve support 1 is covered with the cartilage sleeve support 2, and the space between the bone sleeve support 1 and the cartilage sleeve support 2, and between the cartilage sleeve support 2 and the tendon support 3 are all For a tight fit.
[0069] As an implementation of this embodiment, the bone sleeve support 1 is made of decellularized bone, the cartilage sleeve support 2 is made of decellularized cartilage, and the tendon support 3 is made of decellularized tendon. The bone sleeve support is a homogeneous mineralized bone sleeve support, and the...
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