Patent SG-11201909300S-A (SG)
Title: Catheter tubing with tailored modulus response
Inventor: LIM LISA
IPC: A61L29/06
Filed: 2018-04-05
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 25 October 2018 (25.10.2018) WIP01 Iiiimmolionnotiolomommoimmo mollomiovoiml (10) International Publication Number WO 2018/194840 Al PCT (51) International Patent Classification: A61M 25/00 (2006.01) A61L 29/06 (2006.01) (21) International Application Number: PCT/US2018/026250 (22) International Filing Date: 05 April 2018 (05.04.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 15/489,109 17 April 2017 (17.04.2017) US (71) Applicant: BECTON, DICKINSON AND COMPANY [US/US]; 1 Becton Drive, MC 110, Franklin Lakes, New Jersey 07417-1880 (US). (72) Inventors: LIM, Lisa; 7908 S. Twelve Pines Dr., Sandy, Utah 84094 (US). HERMEL-DAVIDOCK, Theresa; 4 Hunters Way, Newton, New Jersey 07806 (US). WEIMER, Marc W.; 10894 S Saddlebrook Cir, South Jordan, Utah 84095 (US). BURKHOLZ, Jonathan Karl; 1971 S Wasatch Drive, Salt Lake City, Utah 84108 (US). (74) Agent: WHITNEY, Karen M.; SERVILLA WHITNEY LLC, 33 Wood Avenue South, Suite 830, Iselin, New Jersey 08830 (US). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. = (54) Title: CATHETER TUBING WITH TAILORED MODULUS RESPONSE 100 d 112 115 1-1 co 00 O C 122 FIG. 1 (57) : Catheter tubing comprises: an elongate body comprising a base thermoplastic polyurethane; and a compounded ther- moplastic polyurethane co-extruded with the base thermoplastic polyurethane to provide a section of catheter tubing discrete from the elongate body, the compounded thermoplastic polyurethane comprising a thermoplastic polyurethane and a radiopaque material, wherein the catheter tubing comprises a first elastic modulus under first conditions prior to entry into a patient; and wherein when exposed to second conditions comprising two or more in vivo stimuli for a duration of time the catheter tubing comprises a second elastic modulus that is not more than fifty percent of the first modulus. [Continued on next page] WO 2018/194840 Al MIDEDIMOMMIDIREEMOMOHMOHEMOHOIHMEEN (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3))