摘要:
Biocompatible coatings for medical devices are disclosed. Specifically, polymer coatings designed to control the release of drugs from medical devices in vivo are disclosed wherein the porosity of the polymer coatings is varied to control elute rate profiles. Also disclosed are vascular stents and stent grafts with controlled release coatings and related methods for making these coatings.
摘要:
Biocompatible coatings for medical devices are disclosed. Specifically, polymer coatings designed to control the release of bioactive agents from medical devices in vivo are disclosed wherein the solubility parameters of polymers and drugs are closely matched to control elute rate profiles. The present application also discloses providing vascular stents with controlled release coatings and related methods for making these coatings.
摘要:
Biodegradable polymers useful for fabricating implantable medical devices and as coatings for medical devices are provided. The biodegradable polymers are biocompatible and can be tuned to provide optimum bioactive agent elution rates as well as degradation rates. Also provided are methods for making medical devices and medical device coatings using the biodegradable polymers.
摘要:
The present invention provides a system for treating a vascular condition, including a catheter, a stent with a stent framework operably coupled to the catheter, and a drug-polymer coating on the stent framework including at least one plasticizer dispersed within the drug-polymer coating.
摘要:
The methods of the present disclosure in a broad aspect provide for dry diazeniumdiolation procedures for producing nitric oxide releasing medical devices. These medical devices may alternatively have cap coats applied prior to dry diazeniumdiolation to produce nitric oxide releasing medical devices with cap coats.
摘要:
Nitric Oxide (NO)-releasing polymers useful as implantable medical devices and coatings therefore are provided. Specifically the implantable medical devices and/or coatings comprise NO-releasing biodegradable polymers derived from [1,4] oxazepan-7-one and its derivatives. The medical devices and coatings of the present invention can also be used for in situ controlled release delivery of additional bioactive agents and are useful for treating or preventing medical conditions such as restenosis, aneurysms and vulnerable plaque.
摘要:
Disclosed herein are biodegradable modified caprolactone polymers for coating and forming medical devices. The properties of the polymers are fine tuned for optimal performance depending on the medical purpose. Moreover, the polymers are suitable for the controlled in situ release of drugs at the treatment site.
摘要:
The methods of the present disclosure in a broad aspect provide for dry diazeniumdiolation procedures for producing nitric oxide releasing medical devices. These medical devices may alternatively have cap coats applied prior to dry diazeniumdiolation to produce nitric oxide releasing medical devices with cap coats.
摘要:
A self-orienting biocompatible polymer system incorporating a hydrophilic surface and a hydrophobic core are disclosed. The hydrophilic surface aids in biocompatibility while the hydrophobic core allows the polymer system to accommodate a hydrophobic drug. Medical devices coated with the polymer system are also disclosed.
摘要:
Biocompatible polymers having polymer backbones with at least one secondary amine suitable for diazeniumdiolation are disclosed. Specifically, methods for providing secondary amines-containing polymers using epoxide-opening reactions are provided. More specifically, nitric oxide-releasing medical devices made using these polymers are disclosed.