Predicate |
Object |
assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_5ad76de2566dda9da021ca066e2e7af6 http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_d016a9ed3b4d09afb42bd484282251c0 http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_9f42438ad34a8980e89f4bd35a3c6e24 http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_3cbcf142256fef231b248321606a95c1 http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_2ac06e942d7bb4927bc6d2c258705b86 |
classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61B6-52 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G01R33-5608 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G01R33-565 |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61B6-583 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61B6-032 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61B6-466 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G01R33-58 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G01R33-58 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61B6-00 |
filingDate |
2018-12-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_35c2bbc47f9054c80e439aaf8022f833 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_75ee63e3537dcaea7b14f9684fc3a50d http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_dca091b5aae2796fd4de9fbb48df224a http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c1593639edf34045510df0e1070fc3b5 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0d4ec31a39e131baf98a368b9a21e15f |
publicationDate |
2019-04-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
US-2019107596-A1 |
titleOfInvention |
Method and apparatus for measuring 3d geometric distortion in mri and ct images |
abstract |
3D printing in MRI-compatible plastic resin has been used to fabricate and implement a geometric distortion phantom for MRI and CT imaging. The sparse grid structure provides a rigid and accurate phantom with identifiable intersections that are larger than the supporting members, which produces images that are amenable to fully automated quantitative analysis using morphometric erosion, greyscale segmentation and centroiding. This approach produces a 3D vector map of geometric distortion that is useful in clinical applications where geometric accuracy is important, either in routine quality assurance or as a component of distortion correction utilities. |
isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2022217291-A1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-11617552-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-11786198-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-11457883-B1 |
priorityDate |
2014-04-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |