医疗和牙科

Formlabs和Psyonic分享有关3D打印假肢的见解

Psyonichas developed a Bionic Hand usingformlabs’additive manufacturing technology.

Formlabs based in Somerville, Massachusetts is a 3D printing technology developer and manufacturer, Psyonic is a US-based prosthetics manufacturer. Psyonic CEO Aadel Akhtar, believes that 3D printing is, “a game changer for not just us as a business, but also for the industry as a whole.” Both companies have taken a further step towards manufacturing lower-cost prosthetics using 3D printing. Often prosthetic limbs are fragile, crude, expensive, and antiquated. Prosthetics are limited in number and according to Psyonic, “they are out-of-reach for 90% of patients who can’t afford advanced prosthetic arms.”

“今年早些时候,我真的第一次可以用这种假肢手感触摸女儿的手,”退休中士说。加勒特·安德森(Garrett Anderson)在2005年服兵役后,让他需要假肢。

中士加勒特·安德森(Garrett Anderson)。通过formlabs的照片。
中士加勒特·安德森(Garrett Anderson)。通过formlabs的照片。

Psyonic used Formlabs’ Form 3 stereolithography (SLA) 3D printer. The process involved rapid prototyping then was followed by changing iterations and producing parts at relatively low prices and low volume. “We develop advanced bionic limbs that are affordable and accessible to everyone. We would not have been able to create this hand unless we had the manufacturing in-house with Formlabs printers,” said Akhtar.

“Mixing and matching manufacturing methods is extremely important, I think, to startups in general, but especially to Psyonic. There’s no way we could have competed with other prosthetics companies at our size if we had to abide by purely traditional manufacturing,” said Lead Mechanical Engineer James Austin. “Things like CNC machining, and injection molding, the initial costs, especially for trying to prototype things with multiple iterations, would’ve just been far too astronomical for us to do.”

3D打印的心肺手

Ability Handweighs 490 grams, which is less than the weight of a typical adult human hand. The thumb rotates electrically and manually, and all five fingers can flex and stretch. Utilizing USB-C, the Ability Hand charges in roughly an hour. One charge lasts all day.

这majority of external Electromyography (EMG) direct control systems, linear transducers, and force-sensitive resistors are compatible with the Ability Hand. According to Psyonic, each finger on the Ability Hand can withstand a blunt force hit without breaking, and it is both lightweight and water-resistant.

用户可以将自己的能力手连接到iOS和Android移动应用程序从Psyonic,以使他们的假肢能够调整它,并使用户不断增强其抓地力和使用。

Psyonic Founder & CEO Aadeel Akhtar. Photo via Formlabs.
Psyonic Founder & CEO Aadeel Akhtar. Photo via Formlabs.

Processes behind Psyonic’s 3D printed prosthetics

In addition to 3D printing, the Ability Hand is made by Psyonic using hybrid manufacturing techniques such as silicone injection molding, and CNC machines. The company believes the Ability Hand promises to give patients their previous quality of life and movement.

这3D printedFDA-registered,,,,医疗保险覆盖,上限假肢可以收集用户反馈,然后进行内部快速原型制作,以增强设计和功能。

根据Psyonic的说法,使用混合制造生产方法意味着可以以合理的价格出售假肢。过去,肺部估计,通过使用这种新方法,大约有10%的需要假肢的人可以负担得起,这一数字已增加到75%。为了产生持久的最终用途,该公司还使用了新的强大和耐电3D打印材料。

这production of prosthetics through 3D printing

之前,a full-service, in-house 3D printing program named Galileo for use in orthotics and prosthetics(O&P) offices was introduced by the 3D printed prosthetics firm原心态。插件设备,Galileo为了克服许多阻止他们采用3D打印的障碍,以帮助O&P实践来解决许多障碍。

在其他地方,对于危地马拉偏远地区的截肢者,海上非营利组织岛任务支持has started using a切片工程hotend to create more durable 3D printed prosthesis。这team had previously attempted to produce prosthetics from PETG usingprusa i3 mk3s+andRaise3D E23D printers, but the country’s hot climate caused their material to distort and prints to fail. However, the team is now able to print kid and adult-sized hands and arms, which restore the ability of users to precisely grip ordinary things, thanks to the improvement of the latter with a切片工程铜头热台

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特色图显示了心肺能力手。通过formlabs的照片。

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