Getting under your skin: 3D printing technique builds structures through tissues

Credit: Junjie Yao (Duke University) and Yu Shrike Zhang (Harvard Medical School and Brigham and Women’s Hospital)

Ultrasound technique can build 3D structures at varying depths. Using a focused ultrasound transducer, ultrasound waves are cast into a chamber of ultrasound-sensitive ink, creating 3D structures at centimeter depths.

« Getting under your skin: 3D printing technique builds structures through tissues

Credit: Junjie Yao (Duke University) and Yu Shrike Zhang (Harvard Medical School and Brigham and Women’s Hospital)

Ultrasound technique enables through-tissue 3D printing. A honeycomb structure is printed through a 17mm pig liver.

« Getting under your skin: 3D printing technique builds structures through tissues

Credit: Junjie Yao (Duke University) and Yu Shrike Zhang (Harvard Medical School and Brigham and Women’s Hospital)

Potential adaptation of the 3D ultrasound printing technique in humans. Using a catheter, the ultrasound-sensitive ink could be injected near the area of interest and then solidified into the desired shape using focused ultrasound. Note: this technique has not yet been evaluated in humans.

« Getting under your skin: 3D printing technique builds structures through tissues

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