SG11201808890SA - Method and apparatus for generating quantitative data for biliary tree structures - Google Patents

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property -, Organization 111111110111101110101011111 HO 111110111010 HEM 01110111111111011110111111 International Bureau .. .... ..Yejd (10) International Publication Number (43) International Publication Date .... ...,,, WO 2017/178226 Al 19 October 2017(19.10.2017) WIPO I PCT (51) International Patent Classification: (81) Designated States (unless otherwise indicated, for every G06T 7/00 (2017.01) GO6T 7/162 (2017.01) kind of national protection available): AE, AG, AL, AM, G06T 7/12 (2017.01) 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, (21) International Application Number: DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, PCT/EP2017/057302 HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, (22) International Filing Date: KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, 28 March 2017 (28.03.2017) MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, (25) Filing Language: English RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, (26) Publication Language: English TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (30) Priority Data: 1606282.0 12 April 2016 (12.04.2016) GB (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, (71) Applicant: PERSPECTUM DIAGNOSTICS LTD GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, [GB/GB]; Oxford Centre for Innovation, New Road, Ox- TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, ford Oxfordshire OX1 1BY (GB). TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, (72) Inventors; and DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, (71) LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, Applicants (for US only): VIKAL, Siddharth [IN/GB]; Flat 2, 169 Oxford Road, Kidlington, Oxford Oxfordshire SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, OX5 2NU (GB). BRADY, John Michael [GB/GB]; 23 GW, KM, ML, MR, NE, SN, TD, TG). — Sandfield Road, Oxford OX3 7RN (GB). Declarations under Rule 4.17: — Agent: TRELEVEN, Colin; Optimus Patents Limited, — as to applicant's entitlement to apply for and be granted a (74) Peak Hill House, Steventon, Hampshire RG25 3AZ (GB). patent (Rule 4.1700) = [Continued on next page] = METHOD AND APPARATUS FOR GENERATING QUANTITATIVE DATA FOR BILIARY TREE STRUCTURES = (54) Title: = for generating quantitative data for biliary tree struc (57) : A method (200) and apparatus (1100) 200 = = \I tures from volumetric medical imaging scan data. The method comprises performing segmentation (230; 210 -\-77p t 220 V 300) of a volume of the medical imaging scan data to identify tubular biliary structures within the volume of the medical imaging scan data; for at least one seg- mented tubular biliary structure within the volume of the medical imaging scan data, computing (240; 800) Load MRCP volumetric scan data = V Perform segmentation of MRCP scan data to identify tubular structures 230 at least one set of quantitative structural parameters for at least one location along the length of the tubular bil- iarystructure; and outputting (250) quantitative biliary tree data comprising the at least one set of quantitative = V = 240 Perform parametric modelling of identified tubular structural parameters for the at least one segmented tu- structures to generate quantitative structural bular biliary structure. parameters for the identified tubular structure 1-1 250 I Output quantitative biliary tree data comprising the ei ei cc IN generated quantitative structural parameters. 160 \._ Er c;D i ,-1 - .... IN ,-1 FIG. 2 © ei O WO 2017/178226 Al 1#11101M0111111E1111OIDE0M01011101011011101110VOIS Published: — with international search report (Art. 21(3))