Percutaneous implants are disclosed including a portion implantable into a patient, a dermal bonding region capable of forming a bond between the implant and a dermal layer of the patient after the implantable portion is implanted into the patient, and the dermal bonding region including a substrate...http://www.google.fr/patents/US6299930?utm_source=gb-gplus-shareBrevet US6299930 - Percutaneous biofixed medical implants