Medical device rapid drug releasing coatings comprising a therapeutic agent and a contrast agent
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A61K-049/04
A61L-031/18
A61K-031/337
A61K-031/436
A61L-029/16
A61L-029/18
A61L-031/16
A61M-005/00
A61B-018/24
A61F-002/07
A61F-002/24
A61F-002/82
A61L-029/08
A61L-031/10
A61M-025/09
A61M-025/10
A61M-031/00
A61M-037/00
출원번호
US-0560640
(2014-12-04)
등록번호
US-9248220
(2016-02-02)
발명자
/ 주소
Wang, Lixiao
출원인 / 주소
Lutonix, Inc.
대리인 / 주소
Dinsmore & Shohl LLP
인용정보
피인용 횟수 :
0인용 특허 :
241
초록
The invention relates to a coated medical device for rapid delivery of a therapeutic agent to a tissue in seconds to minutes. The medical device has a layer overlying the exterior surface of the medical device. The layer contains a therapeutic agent, a contrast agent, and an additive.
대표청구항▼
1. A medical device for delivering a therapeutic agent to a tissue, the device comprising a layer overlying an exterior surface of the medical device, the layer comprising a therapeutic agent, a contrast agent, and at least one first additive, wherein: the therapeutic agent is chosen from the group
1. A medical device for delivering a therapeutic agent to a tissue, the device comprising a layer overlying an exterior surface of the medical device, the layer comprising a therapeutic agent, a contrast agent, and at least one first additive, wherein: the therapeutic agent is chosen from the group consisting of paclitaxel, rapamycin, beta-lapachone, biologically active vitamin D, and combinations thereof;the contrast agent is chosen from iobitridol, iohexol, iomeprol, iopamidol, iopentol, iopromide, ioversol, ioxilan, iotrolan, iodixanol, ioxaglate, and their derivatives; andthe at least one first additive comprises a PEG fatty ester selected from the group consisting of PEG laurates, PEG oleates, PEG stearates, PEG glyceryl laurates, PEG glyceryl oleates, PEG glyceryl stearates, PEG sorbitan monolaurates, PEG sorbitan monooleates, PEG sorbitan stearates, PEG sorbitan laurates, PEG sorbitan oleates, PEG sorbitan palmitates, and combinations thereof. 2. The medical device of claim 1, wherein the tissue includes tissue of one of coronary vasculature, peripheral vasculature, cerebral vasculature, esophagus, airways, sinus, trachea, colon, biliary tract, urinary tract, prostate, and brain passages. 3. The medical device of claim 1, wherein the at least one first additive is selected from the group consisting of PEG-20 sorbitan monolaurate, PEG-20 sorbitan monopalmitate, PEG-20 sorbitan monostearate, PEG-20 sorbitan monooleate, and combinations thereof. 4. The medical device of claim 1, wherein: the contrast agent is selected from the group consisting of iopromide, ioversol, and iomeprol; andthe at least one first additive is selected from the group consisting of PEG-20 sorbitan monolaurate, PEG-20 sorbitan monopalmitate, PEG-20 sorbitan monostearate, PEG-20 sorbitan monooleate, and combinations thereof. 5. The medical device of claim 4, wherein: the therapeutic agent is paclitaxel;the contrast agent is iopromide; andthe at least one first additive is PEG-20 sorbitan monolaurate. 6. The medical device of claim 4, wherein: the therapeutic agent is paclitaxel;the contrast agent is iopromide; andthe at least one first additive is PEG-20 sorbitan monopalmitate. 7. The medical device of claim 4, wherein: the therapeutic agent is rapamycin;the contrast agent is iopromide; andthe at least one first additive is PEG-20 sorbitan monolaurate. 8. The medical device of claim 4, wherein: the therapeutic agent is rapamycin;the contrast agent is iopromide; andthe at least one first additive is PEG-20 sorbitan monopalmitate. 9. The medical device of claim 4, wherein: the therapeutic agent is paclitaxel;the contrast agent is ioversol; andthe at least one first additive is PEG-20 sorbitan monolaurate. 10. The medical device of claim 4, wherein: the therapeutic agent is paclitaxel;the contrast agent is ioversol; andthe at least one first additive is PEG-20 sorbitan monopalmitate. 11. The medical device of claim 4, wherein: the therapeutic agent is rapamycin;the contrast agent is iomeprol; andthe at least one first additive is PEG-20 sorbitan monolaurate. 12. The medical device of claim 4, wherein: the therapeutic agent is rapamycin;the contrast agent is iomeprol; andthe at least one first additive is PEG-20 sorbitan monopalmitate. 13. The medical device of claim 1, wherein the coating layer further comprises a hydrophilic second additive selected from the group consisting of polyglyceryl-10 oleate, p-isononylphenoxypolyglycidol, L-ascorbic acid, D-glucoascorbic acid, tromethamine, triethanolamine, diethanolamine, meglumine, glucamine, glucoheptonic acid, glucomic acid, hydroxyl ketone, hydroxyl lactone, gluconolactone, glucoheptonolactone, glucooctanoic lactone, gulonic acid lactone, mannonic acid lactone, ribonic acid lactone, lactobionic acid, glucosamine, glutamic acid, benzyl alcohol, benzoic acid, hydroxybenzoic acid, propyl 4-hydroxybenzoate, lysine acetate, gentisic acid, lactobionic acid, lactitol, sorbitol, glucose, ribose, arabinose, lyxose, xylose, fructose, mannose, glucitol, glucopyranose phosphate, sinapic acid, vanillic acid, vanillin, methyl paraben, propyl paraben, diethylene glycol, triethylene glycol, tetraethylene glycol, xylitol, 2-ethoxyethanol, galactose, glucose, mannose, xylose, sucrose, lactose, maltose, cyclodextrin, sorbitol, (2-hydroxypropyl)-cyclodextrin, acetaminophen, ibuprofen, retinoic acid, lysine acetate, gentisic acid, catechin, catechin gallate, tiletamine, ketamine, propofol, lactic acids, acetic acid, and salts of any of the foregoing organic acids or amines. 14. The medical device of claim 13, wherein the hydrophilic second additive is selected from the group consisting of polyglyceryl-10 oleate, p-isononylphenoxypolyglycidol, gluconolactone, sorbitol, lactobionic acid, and N-octanoyl-N-methylglucamine. 15. The medical device of claim 13, wherein the hydrophilic second additive is selected from the group consisting of gluconolactone, sorbitol, and combinations thereof. 16. The medical device of claim 13, wherein the at least one first additive is PEG-20 sorbitan monolaurate and the hydrophilic second additive is selected from the group consisting of gluconolactone, sorbitol, lactobionic acid, N-octanoyl-N-methylglucamine, and combinations thereof. 17. The medical device of claim 13, wherein the at least one first additive is PEG-20 sorbitan monolaurate, and the hydrophilic second additive is selected from the group consisting of gluconolactone, sorbitol and combinations thereof. 18. The medical device of claim 13, wherein the therapeutic agent is paclitaxel, the at least one first additive is PEG-20 sorbitan monolaurate, and the hydrophilic second additive is gluconolactone. 19. The medical device of claim 13, wherein the therapeutic agent is paclitaxel, the at least one first additive is PEG-20 sorbitan monolaurate, and the hydrophilic second additive is sorbitol. 20. The medical device of claim 1, wherein the medical device is chosen from a balloon catheter, a perfusion balloon catheter, an infusion catheter, a perforated balloon, a porous balloon, a weeping balloon, a cutting balloon catheter, a scoring balloon catheter, a laser catheter, an atherectomy device, a debulking catheter, a stent, a filter, a stent graft, a covered stent, a patch, a wire, and a valve.
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