Articles

3D-printed phantom study for investigating stent abutment during gastroduodenal stent placement for gastric outlet obstruction

Placing a self-expandable metallic stent (SEMS) is safe and effective for the palliative treatment of malignant gastroduodenal (GD) strictures. SEMS abutment in the duodenal wall is associated with increased f...

Authors: Guk Bae Kim, Jung-Hoon Park, Ho-Young Song, Namkug Kim, Hyun Kyung Song, Min Tae Kim, Kun Yung Kim, Jiaywei Tsauo, Eun Jung Jun, Do Hoon Kim and Gin Hyug Lee

Development of a 3D printed device to support long term intestinal culture as an alternative to hyperoxic chamber methods

Most interactions between pathogenic microorganisms and their target host occur on mucosal surfaces of internal organs such as the intestine. In vitro organ culture (IVOC) provides an unique tool for studying ...

Authors: Matheus O. Costa, Roman Nosach and John C.S. Harding

Using computed tomography and 3D printing to construct custom prosthetics attachments and devices

The prosthetic devices the military uses to restore function and mobility to our wounded warriors are highly advanced, and in many instances not publically available. There is considerable research aimed at th...

Authors: Peter C. Liacouras, Divya Sahajwalla, Mark D. Beachler, Todd Sleeman, Vincent B. Ho and John P. Lichtenberger III

Surgical reconstruction of the ossicular chain with custom 3D printed ossicular prosthesis

Conductive hearing loss due to ossicular abnormalities occurs from many causes, including trauma, infection, cholesteatoma, surgery and congenital anomalies. Surgical reconstruction of the ossicular chain is a...

Authors: Jeffrey D. Hirsch, Richard L. Vincent and David J. Eisenman

Anatomic modeling using 3D printing: quality assurance and optimization

The purpose of this study is to provide a framework for the development of a quality assurance (QA) program for use in medical 3D printing applications. An interdisciplinary QA team was built with expertise fr...

Authors: Shuai Leng, Kiaran McGee, Jonathan Morris, Amy Alexander, Joel Kuhlmann, Thomas Vrieze, Cynthia H. McCollough and Jane Matsumoto

Implementation of iterative metal artifact reduction in the pre-planning-procedure of three-dimensional physical modeling

To assess the impact of metal artifact reduction techniques in 3D printing by evaluating image quality and segmentation time in both phantom and patient studies with dental restorations and/or other metal impl...

Authors: Roy P. Marcus, Jonathan M. Morris, Jane M. Matsumoto, Amy E. Alexander, Ahmed F. Halaweish, James A Kelly, Joel G. Fletcher, Cynthia H. McCollough and Shuai Leng

Medical 3D printing: methods to standardize terminology and report trends

Medical 3D printing is expanding exponentially, with tremendous potential yet to be realized in nearly all facets of medicine. Unfortunately, multiple informal subdomain-specific isolated terminological ‘silos...

Authors: Leonid Chepelev, Andreas Giannopoulos, Anji Tang, Dimitrios Mitsouras and Frank J. Rybicki

Accelerated workflow for primary jaw reconstruction with microvascular fibula graft

Major facial defects due to cancer or deformities can be reconstructed through microvascular osteocutaneous flaps. Hereby CAD/CAM workflows offer a possibility to optimize reconstruct and reduce surgical time....

Authors: Elisabeth Goetze, Matthias Gielisch, Maximilian Moergel and Bilal Al-Nawas

Fabrication approaches for the creation of physical models from microscopy data

Three-dimensional (3D) printing has become a useful method of fabrication for many clinical applications. It is also a technique that is becoming increasingly accessible, as the price of the necessary tools an...

Authors: Benjamin L. Cox, Nathan Schumacher, John Konieczny, Issac Reifschneider, Thomas R. Mackie, Marisa S. Otegui and Kevin W. Eliceiri

Maintaining safety and efficacy for 3D printing in medicine

The increased and accelerating utilization of 3D printing in medicine opens up questions regarding safety and efficacy in the use of medical models. The authors recognize an important shift towards point-of-ca...

Authors: Andy Christensen and Frank J. Rybicki

Medical 3D printing for vascular interventions and surgical oncology: a primer for the 2016 radiological society of North America (RSNA) hands-on course in 3D printing

Medical 3D printing holds the potential of transforming personalized medicine by enabling the fabrication of patient-specific implants, reimagining prostheses, developing surgical guides to expedite and transf...

Authors: Leonid Chepelev, Taryn Hodgdon, Ashish Gupta, Aili Wang, Carlos Torres, Satheesh Krishna, Ekin Akyuz, Dimitrios Mitsouras and Adnan Sheikh

A rapid and intelligent designing technique for patient-specific and 3D-printed orthopedic cast

Two point four out of 100 people suffer from one or more fractures in the course of average lifetimes. Traditional casts are featured as cumbersome structures that result in high risk of cutaneous complication...

Authors: Hui Lin, Lin Shi and Defeng Wang

3D printing in medicine of congenital heart diseases

Congenital heart diseases causing significant hemodynamic and functional consequences require surgical repair. Understanding of the precise surgical anatomy is often challenging and can be inadequate or wrong....

Authors: Shi-Joon Yoo, Omar Thabit, Eul Kyung Kim, Haruki Ide, Deane Yim, Anreea Dragulescu, Mike Seed, Lars Grosse-Wortmann and Glen van Arsdell

3D Printed replica of articular fractures for surgical planning and patient consent: a two years multi-centric experience

CT scanning with 3D reconstructed images are currently used to study articular fractures in orthopedic and trauma surgery. A 3D-Printer creates solid objects, starting from a 3D Computer representation.

Authors: Nicola Bizzotto, Ivan Tami, Attilio Santucci, Roberto Adani, Paolo Poggi, Denis Romani, Guilherme Carpeggiani, Filippo Ferraro, Sandro Festa and Bruno Magnan

Additively manufactured medical products – the FDA perspective

Additive manufacturing/3D printing of medical devices is becoming more commonplace, a 3D printed drug is now commercially available, and bioprinting is poised to transition from laboratory to market. Despite t...

Authors: Matthew Di Prima, James Coburn, David Hwang, Jennifer Kelly, Akm Khairuzzaman and Laura Ricles

3D printed ventricular septal defect patch: a primer for the 2015 Radiological Society of North America (RSNA) hands-on course in 3D printing

Hand-held three dimensional models of the human anatomy and pathology, tailored-made protheses, and custom-designed implants can be derived from imaging modalities, most commonly Computed Tomography (CT). Howe...

Authors: Andreas A. Giannopoulos, Leonid Chepelev, Adnan Sheikh, Aili Wang, Wilfred Dang, Ekin Akyuz, Chris Hong, Nicole Wake, Todd Pietila, Philip B. Dydynski, Dimitrios Mitsouras and Frank J. Rybicki

The residual STL volume as a metric to evaluate accuracy and reproducibility of anatomic models for 3D printing: application in the validation of 3D-printable models of maxillofacial bone from reduced radiation dose CT images

The effects of reduced radiation dose CT for the generation of maxillofacial bone STL models for 3D printing is currently unknown. Images of two full-face transplantation patients scanned with non-contrast 320...

Authors: Tianrun Cai, Frank J. Rybicki, Andreas A. Giannopoulos, Kurt Schultz, Kanako K. Kumamaru, Peter Liacouras, Shadpour Demehri, Kirstin M. Shu Small and Dimitris Mitsouras

3D Printing in Medicine: an introductory message from the Editor-in-Chief

Authors: Frank J. Rybicki