RapidMade Blog | 3D Printing, Rapid Prototyping & Manufacturing RapidMade

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Renee Eaton

Hometown Pittsburgh's High-Tech Make Over...

Growing up in Pittsburgh, if you weren't directly connected to the Steel industry, you complained about the rotten egg smell and pollution.  But when the industrial giants went silent in the 70s and 80s, the complaints shifted dramatically to the economic tragedy that was unfolding - the flight of life-long residents and well-paying jobs.   Rhetoric from the recent election aside, Pittsburgh's manufacturing base is both alive and well...

The Pittsburgh Regional Alliance (PRA) recently reported that in 2016 the manufacturing sector accounted for the most investment dollars ($6.1 billion), the most deals (50 companies expanding or relocating), and the most new and retained jobs (3,667).

But as we've continued to see, the type and number of jobs that have been created don't resemble those of the steel-era in any way.

“Manufacturing is the most active sector in southwestern Pennsylvania,” explains PRA President David Ruppersberger. “But as technology and automation continue to transform this legacy sector, the reality is that manufacturing facilities will be smaller-footprint, high-efficiency environments where fewer workers, with advanced skills including STEM proficiency, will produce more goods. This is a trend that won’t reverse at any time in the foreseeable future.”

Hearing of Pittsburgh's adoption of additive manufacturing and other advanced technologies is encouraging if the resulting economic turnaround benefits the greater community.

 

Patients May Get Lucky "Break" with 3D Printed Plates Thanks to FDA Approval

My standard-issue wrist plate may soon be a thing of the past...

My standard-issue wrist plate may soon be a thing of the past...

When I shattered my wrist in 2014, the surgeon pieced together the fragments using a standard-issue, low-tech wrist plate and permanently screwed it into place.  Now, with the recent FDA approval of Additive Orthoapedics' 3D printed Locking Lattice Plating System, patients may soon have access to customized plates for "stabilization and fusion of fractures, osteotomies and arthrodesis of small bones."

‘We are excited to be one of the first companies to leverage the geometric flexibility, clinical advantages and manufacturing cost benefits of additive manufacturing in the orthopaedic plating market.  These plates can be implanted either alone with locking or non-locking screws, or in conjunction with our 3D printed bone segments through the use of a connection screw. This allows the surgeon to mix and match any wedge and plate combination for various deformities, complex revisions, or other limb salvage procedures,’ president Greg Kowalczyk said in a press release.

Since I have subsequently broken a foot and my other wrist, I will be sure to keep this company in mind, just in case.

 

 

3D Printed Shoes - A Great Fit for Adidas

Adidas' Futurecraft 4D (Reuters/Joe Penney)

Adidas' Futurecraft 4D (Reuters/Joe Penney)

It seems that 3D printed shoes are one step closer to reality.  This is a timely story for me as I just went shoe shopping this week...  Every time I need new tennis shoes, I go through the same routine:  choose from the limited selection of wide sizes and then, through process of elimination, find a pair that I can tolerate.  I speed walk, so the shoes have to be large enough to fit my feet but be snug enough to stay in place while I put them through their paces.  Based on this week's workout, the pair I just selected are not working out.  So I'm always interested in hearing about 3D printed shoes.

Adidas is apparently leading the pack pursuing a technology to allow mass produced custom shoes.  They announced a 

new partnership with Silicon Valley start-up Carbon (which) allows it to overcome many of those difficulties to produce a sole that can rival one made by an injection mould, and at a speed and price that allow for mass production.

The Futurecraft 4D shoe's introduction is planned for 2018 with the intention of offering shoe soles for individual fittings and limited editions.

The partnership with Carbon should allow Adidas to reduce the time it takes to produce shoes by additive manufacturing.  Its 3D printer design is reportedly 10 times faster than traditional 3D printer designs, printing soles in as little as 20 minutes.

 

Engineering Design Transforms Ideas into Products and Makes Good Products Great

To create or improve products, engineers rely on a number of proven approaches which include CAD Work, 3D Design, Industrial Design, Technical Analysis, Reverse Engineering, and Technical Documentation.  Learn more about how RapidMade can help.

Write here...

CAD Work

  • 3D print preparation
  • 2D to 3D conversions
  • Design for manufacturing conversions

    3D Design

    • Contract design work
    • Custom design
    • Product design
    • Conceptual design
    • Proof-of-concept design
    • Design for manufacturing

    Industrial Design

    • Aesthetics
    • Use-ability
    • Ergonomics
    • Anthropometrics
    • Research

    Technical Analysis

    • Stress analysis
    • Motor/actuator sizing and selection

    Reverse Engineering

    • File Conversions
    • Existing part to 3D CAD
    • 3D scan to parametric CAD model

    Technical Documentation

    • Manufacturing drawings
    • Machine layouts

    Training

    • User manuals
    • On-site installation

    Congratulations to Paper Packaging on Retirement After 53 Years in Business

    Paper Packaging, Pittsburgh landmark, closes this week

    Paper Packaging, Pittsburgh landmark, closes this week

    This week, Paper Packaging closes after 53 years in business.  Why would RapidMade be marking this occasion you may ask?  Its founder, Dan Unico, who worked every day in 2D printing and box making, is the father/grandfather of three of RapidMade's owners.  

    Dan, who also turned 90 this month, will continue to work along with his wife Joan, 85,  and two sons Ken and Mark to dismantle, crate and ship equipment to new owners.  In the spring, they anticipate - finally - retiring.  Maybe...  

    Dan and Joan taught us that starting a business was - and is - a path to a better life. And we learned that lesson at an early age. As children, we would play in the factory, sometimes doing odd jobs until age and experience allowed us to "graduate" to working on the various print and die-cutting machines.  This was NOT additive manufacturing.  The work could be hard, dirty, and monotonous.

     It is a testament to Dan that his wife, three of his four children, one son-in-law and one of his grandchildren (so far) has chosen manufacturing as a career.  That is a legacy one can be proud of.  Happy Birthday and Happy Retirement!

    congratulations!

    congratulations!

    Industrial Design Debuts at RapidMade

    Stag Concept Sketch

    Stag Concept Sketch

    The popularity of Industrial Design, also known as Product Design, has accelerated due, in part, to a new wave of designers and advances in technology, materials, processes, and capabilities which has dramatically improved the design options available to clients. Working closely with Engineers, Industrial Designers are trained on function, aesthetics, ergonomics, anthropometrics, and manufacturing processes to provide you with the best “working” concepts from sketches, to renderings, to CAD models that create your final product.


    RapidMade recently expanded its capabilities by including Industrial Design into our Product Design Process. In doing so, this lets us help our clients move from product conceptualization to launch much faster and more efficiently with better end results.

    3D CAD Model of Stag

    3D CAD Model of Stag


    When clients first come to RapidMade, sometimes they have a complete design ready to be made, but often they only have an idea of what they want. Introducing our new Industrial Design capabilities is a critical step toward helping the customers make their vision a reality. 
    Once a client completes a Quick Quote, we will arrange a meeting with our team of engineers and designers to discuss your concept. Our Industrial Designer then works with you to create multiple rough 2D sketches for the conceptual form that evolves into a final realistic 2D rendering (that you may keep). When you choose a final form, we add additional aesthetics. These can be anything from color, to contour lines, or personal brands and logos to get your finalized look. Our engineers then take this design you and our Industrial Designer created and make a CAD model with your specific dimensions, which is used to 3D print a prototype. We work with you on any additional iterations and source the final manufacturing for you. 
     

    Final Stag 3D Print

    Final Stag 3D Print

    When to Choose Injection Molding or 3D Printing

    RapidMade Accelerates Pace and Elevates Quality of Product Launch

    Injection Molding Case Study

    3D Printing, or Rapid Prototyping as it is also known, is a much faster and cost effective solution for testing and perfecting digital designs. Its ability to fabricate parts overnight without any direct labor, programming or tooling means 3D printing technologies carry many advantages over traditional technologies like injection molding for short turns and small-batch production.

     Sometimes 3D printing only goes so far when developing and manufacturing products in their early stages. In those instances, Rapid Injection Molding can take products to the finish line.

    An American-made LED light bulb manufacturer engineered a version that was bigger and brighter than its competition.  The company quickly learned that RapidMade's injection molding expertise could test, validate and even manufacture its light bulbs in ways that 3D Printing simply could not match.

    RapidMade accelerates the typical injection molding process by providing a short cut between prototyping and production tooling. After the rapid prototyping client finalizes its product for injection molding, RapidMade creates a cheaper and better solution by making pre-final tooling out of aluminum. This option allows customers get to market sooner than other injection mold processes and helps gain customer feedback to improve products. Getting a product to market sooner generates more revenue to invest in further product development and long-term tooling. 

     Material

    Since the customer didn't know what the final material of the bulb should be, cutting the mold and testing multiple materials, including different grades of ABS and Polycarbonate, helped pinpoint the final material and even helped estimate eventual mass manufacturing costs. Additionally, electronics products must go through rigorous UL testing to ensure consumer safety before the product can be sold in stores.

    Color and clarity are other traits vital to the lighting industry.  Because 3D printers must run manufacturing-grade material that is unadulterated, optimizing these characteristics can be difficult. With injection molding, however, one can custom blend different clear and opaque pigments with clear plastic to prototype different levels of clarity and color. So the company could test very specific color profiles to perfect its formula in the final product.

     Finish

    Finish is extremely important when working with lighting, as well as other consumer products. A matte finish diffuses light at a very different rate than a polished one. Due to the layered nature, inherent in the 3D printing process, even the highest detail machines will have some level of surface striation. Additionally, most filament or powder technologies will have a very rough finish beyond the layer lines. Achieving custom finishes requires polishing, sanding, and painting of each individual unit, making it is extremely labor intensive and expensive.

    Alternatively, injection molding shoots molten plastic into a cavity which picks up the texture of that cavity. That means one only needs to finish a mold once to get repetitive shots of that finish. And molds can be polished and textured to prototype a variety of finishes before settling on the desired one.

    Volume

    A light bulb is a relatively low-cost consumer good. These goods are meant to be sold in large volume at low cost. Tooling to produce those volumes inexpensively enough can take months to make and require high upfront investment. Many businesses are interested in small and medium-batch options that are more cost effective and higher quality than 3D printing to excite investors, test markets and stoke demand. 

     The company secured a prototyping option with relatively little upfront investment that served as a bridge tool to get actual product out into the marketplace. Aside from the aforementioned quality concerns, this could not have been cost effectively achieved with 3D printing; one cannot sell a light bulb where the housings cost $38 to the manufacturer. Creating large volumes of parts on a 3D Printer can also take much longer than injection molding, making it harder to fill orders. Injection Molding can really provide exceptional value to early-stage manufacturers when producing runs of hundreds or thousands of parts for low cost very quickly.

     

    Intel & Fashion Designer Chalayan Collaborations Let "You Wear It Well"

    Intel Chalayan belt is adjusted (photo credit Intel)

    Intel Chalayan belt is adjusted (photo credit Intel)

    We've written before about the exciting progress in wearable technology - that not only lets you look good but helps you feel good too.  Portland neighbor Intel's latest project accomplishes this objective in grand style.  A collaboration with fashion designer Hussein Chalayan produced 3D printed belts - in both white and black - that gathered bio metric data to measure and track the stress levels of the models who wore them.  The information

    was then communicated to a belt via a Bluetooth LE connection. Powered by the Intel Compute Stick, which is a computing device the size of a stick of gum, that data was then translated into the visualizations displayed on the wall as the models moved down the runway; made possible by small Pico projectors housed within the belts.

    The logic is that providing biofeedback allows the wearer to take proactive steps to reduce his or her stress levels.

    White version of Intel Chalayan belt with feedback captured on projection (Photo credit:  Intel)

    White version of Intel Chalayan belt with feedback captured on projection (Photo credit:  Intel)

    Pittsburgh Bridge 3D Scanned to Produce Replicas - a Home Run in the Making

    Our friends at Direct Dimensions in Owings Mills, Maryland, will be "creating a 3D CAD model" of the Roberto Clemente Bridge in our hometown of Pittsburgh, Pennsylvania.  The resulting files will then be used to create 3D prints of the bridge for an upcoming RAPID + TCT show being held in Pittsburgh in May.

    Pittsburgh, long recognized for its sports accomplishments, is becoming well known as a Center of Excellence in Additive Manufacturing as well.



     

    3D Printing (Additive Manufacturing) is a Family of Technologies

    When we talk about 3D printing, it is a catch-all phrase that encompasses several distinct technologies, each with its own strengths.  Here are some comparisons of additive manufacturing options in plastic, metal and composites:

    3D Printed Plastics

    Fused Deposition Modeling (FDM)

    Learn more about FDM

    Standard Materials: ABS

    Relative Cost: ★★☆☆☆

    Machine Finish: ☆☆

    ABS Prime Finish

    Typical Lead Time:  2-5 Business Days

    Specialty Materials: PC, nylon, ULTEM and many more (See FDM page)

    Relative Cost: ★★★★☆

    Machine Finish: ☆☆

    Typical Lead Time: 3-7 Business Days

    FDM Pros: Very high accuracy on large parts, diverse materials, rigid and tough, fast turnaround, sparse fill for light weight with high part volumes

    FDM Cons: Striated machine finish, low resolution on features under 0.030"

    Polyjet (Objet) Printing

    Learn more about Polyjet

    Standard Materials: Acrylic and polypropylene-like

    Relative Cost: ★★★☆☆

    Machine Finish: 

    Typical Lead Time:  2-5 Business Days

    Specialty Materials: ABS-like, various elastomers and digital materials (See Polyjet Page)

    Relative Cost: ★★★★☆

    Machine Finish: 

    Typical Lead Time: 3-7 Business Days

    Polyjet Pros: Top quality detail, best surface finish, clear material option, embedded textures, fine features, single piece mechanical assemblies

    Polyjet Cons: Resins - not industrial thermoplastics, lower heat resistance, better for smaller parts

    Selective Laser SIntering (SLS)

    Learn more about SLS

    Standard Materials: Nylon and glass filled nylon

    Relative Cost*: ★★★☆☆

    Machine Finish: ★★★☆☆

    Typical Lead Time:  5-10 Business Days

    Specialty Materials: Rubber (TPU), carbon filled nylon and other composites (See SLS page)

    Relative Cost: ★★★★☆

    Machine Finish: ★★★☆☆

    Typical Lead Time: 5-10 Business Days

    SLS Pros: Real thermoplastic and thermoplastic composites, uniform matte finish, great thermal and mechanical properties

    SLS Cons: Large and thick parts can warp, longer production lead times, porous material, low resolution on features under 0.030"

    *In volume SLS can become one of the least expensive printing processes.

    Large Format 3D Printing

    Learn More about Large Format 3D Printing

    Standard Materials: Epoxy infused Acrylic

    Relative Cost*: ★★★☆☆

    Machine Finish: ★★★☆☆

    Typical Lead Time:  5-10 Business Days

    Specialty Materials: Sand (Sand Casting), Low Ash Burnout Resin (Investment Casting)

    Relative Cost: ★★★☆☆

    Machine Finish: ★★★☆☆

    Typical Lead Time: 5-10 Business Days

    Large Format Pros: Largest build size of any 3D printers, cost effective for large parts, casting patterns and molds without any additional tooling

    Large Format Cons: Not as durable as SLS or FDM, not intended for small objects, longer production lead times compared to smaller printers

    3D Printed Metals

    Note: 3D printed metals tend to be 5 to 10 times the cost of 3D printed plastics and are often more expensive than machined metals.

    Direct Metal Laser Sintering (DMLS)

    Learn more about DMLS

    Standard Materials: Aluminum, stainless steel, tool steel and titanium

    Relative Cost: 

    Machine Finish: ★★☆☆

    Typical Lead Time:  5-15 Business Days

    Specialty Materials: Cobalt chrome, inconel, (nickel alloy) and more (See DMLS page)

    Relative Cost: 

    Machine Finish: ★★★☆☆

    Typical Lead Time: 5-15 Business Days

    DMLS Pros: Stronger than cast parts, works with exotic and expensive to machine metals, can make parts that are otherwise not manufacturable

    DMLS Cons: Limited part size (generally under 10"), rough finish, lower tolerance than machining, generally more expensive than machining

    Printed Metal

    Learn more about Printed Metal

    Standard Materials: Stainless steel bronze alloy

    Relative Cost: 

    Machine Finish: ★★☆☆

    Typical Lead Time:  10-20 Business Days

    Specialty Materials: None

    Relative Cost: N/A

    Machine Finish: N/A

    Typical Lead Time: N/A

    Printed Metal Pros: Half to a third the cost of typical DMLS parts, beautiful bronze polish look, easily plated, larger bed than DMLS

    Printed Metal Cons: Single available material, low strength to weight ratio for metal, long lead time relative to other 3D technologies

    3D Printed Composites

    Colorjet Full Color Composite

    Learn more about Colorjet

    Standard Materials: Full color composite

    Relative Cost: ☆☆

    Machine Finish: ★★☆☆

    Typical Lead Time:  2-5 Business Days

    Specialty Materials: None

    Relative Cost: N/A

    Machine Finish: N/A

    Typical Lead Time: N/A

    Full Color Composite Pros: Full gradient of 390,000 colors, generally least expensive material, fastest way to make large models, very rigid

    Full Color Composite Cons: Features thinner than 0.100" can be brittle, does not have the flex of real plastic

     

    RapidMade Helps SweetSense Make Life Sweeter for Residents in Kenya

    RapidMade especially enjoys working on projects designed to improve the lives of others.  And we are thrilled when we get to see them "in action."  Recently SweetSense asked us to 3D print SLS parts that were used to produce remote sensors in Kenya that allow residents to better maintain water supplies and sanitary latrines.  

    According to Taylor Sharpe, SweetSense is a "social enterprise" that is a spin-off of the Portland State SWEET Lab and partners with other agencies to provide high-tech solutions to problems faced by residents in developing countries.  

    ...in one case monitoring boreholes (deep water pumps that service 100s to 1000s of people) in Isiolo and Turkana counties in Kenya; and in the other case helping manage collection routines and operator issues of Sanergy Fresh Life latrines in the Mukuru informal settlements outside of Nairobi, Kenya.

    For one of its initiatives, it has partnered with Sanergy to produce a

    rugged enclosure that contains an occupancy sensor and am RFID reader, to respectively estimate the fill level of latrines before conversion to fertilizer and to give Fresh Life Operators a direct line of contact with Sanergy HQ in the case of emergencies.

    In another, the Sat Spacer, SweetSense worked with Kenya RAPID...

    RapidMade parts were used to allow SweetSense to provide satellite-based monitoring in areas with no cellular coverage.

    Sieving Station Promotes "Cleaner" Metal Powder for 3D Printing

    SIEVGEN 400-US:  Photo Credit - Farleygreene

    SIEVGEN 400-US:  Photo Credit - Farleygreene

    When I worked for Nabisco, we had large robust sieves that would prepare flour being drawn from our 7-story flour towers prior to discharging into the weigh scales and mixers - several hundred pounds each batch.  The contraptions looked like very large metal boxes that shook and rotated violently to sieve the flour.  So it makes sense to me that a similar process would be recommended to pre-treat metal powders before being sintered into a 3D print.

    In fact, a couple of challenges using powders in manufacturing processes are material purity and particle size. Apparently Farleygreene has introduced its SIEVGEN 400-US specifically to address these concerns for DMLS additive manufacturing.

    According to Farleygreene, when in normal use the system provides for a completely sealed and dust tight process. The feed hopper is docked into place to feed the sieve unit with a self-sealing interface and the media is introduced through an internal metering device designed to ensure the optimum screen dwell time to recover as much useable material as possible.

    Oversize powder is continuously removed and ‘good’ product falls through the ultrasonically excited mesh. The screened media is filled into a receptacle locked into place on a mobile dolly to reduce manual handling as much as possible and allow the operator to move the product to where it is required.

    When you are hitting a potentially explosive metal powder with a laser, powder consistency and purity are obviously important material attributes to control.

     

    3D Printing Great Tool for Displays, Exhibits and Promotions

    Development model shown to Portland city council for project approval.

    Development model shown to Portland city council for project approval.

    Capture the imagination of your Customers and Patrons with Unique Displays:

    Architecture

    • Turn around in as little as 24 hours means more time to perfect your designs.
    • Embedded textures lets you simulate the colors of building materials like brick, stone and wood.
    • Small features lets you design realistic windows, doors, beams, facades and other important visual design elements.
    • Prints come directly from your BIM models.

    Marketing

    • Get your products in front of customers where it would otherwise be difficult or impossible.
    • Customize marketing materials with logos and designs.
    • Infinite customization to achieve the exact effects you desire.
    • Get concept models in front of customers early in the product development cycle to get feedback before spending too much money on the wrong track.
    • Get tangible products in your customers hands instead of a 2D computer image.

    Promotions

    • Pens and magnets are boring and forgettable. Make a promotional giveaway your customer has never before seen.
    • Come to us with nothing but an idea for a promotional product and we can take care of the rest.
    • Personalize your giveaways to the exact customer you are handing it to with custom messaging.
    • Many promotional products require expensive tooling and long lead times to accomplish - RapidMade can make your promotional products in a week or less.

    Displays

    • Drive traffic to your stores at the window and sales with custom retail displays.
    • Stand out and get attention at your next trade show with eye catching models.
    • Capture your customers' attention and make them remember your brand
    • Lean on our design team to come up with a creative solution that will satisfy your customers and be flexible for your budget.

     

    Exhibits

    • Store geometric and color data for priceless artifacts and works of art permanently with 3D scanning technology.
    • Use digital object data to engage visitors online with interactive web exhibits.
    • Create to-scale or re-scale replicas that let your visitors safely interact with models of priceless artifacts without endangering the original piece.
    • Create complimentary pieces for your exhibit from object data scanned by other museums around the world.

    RapidMade Advantages:

    • Color: with almost 400,000 colors to choose from, why skimp?
    • Size: scale-down huge machines or buildings to hand-held or table-sized replicas
    • Logistics: avoid lugging heavy machinery to trade shows
    • Creativity: turn your BIM and CAD models into tangible marketing materials
    • Carefree: leave the design and fabrication to us, just supply the ideas

    OMDOG Performance Canine Headgear Lets Your Dog Ride Safely in Style

    RapidMade gets to work on many cool new product ideas.  Given our love of dogs - we have a dog-friendly workplace, this project has been a favorite...

    "OMDOG performance canine headgear started as a simple idea — to build a custom helmet for Charlie the Dog, who rides around Portland, Oregon in a cargo bicycle. When the decision was made to duplicate and improve the design, we contacted Rapid Made. They were responsive and excited about the project. They quickly 3D scanned our prototype, reverse engineered it, and made it easy for us to review and approve the CAD model before printing. Rapid Made helped us take an idea that started as a cardboard model made from a pizza box turn it into a viable product design. They're providing us with manufacturing options within our budget and well suited for our target market. We are extraordinarily grateful to have found Rapid Made!"

    Laika Debuts First Fully 3D Printed Puppet in "Kubo and the Two Strings."

    3D Printed Moon Beast and other characters.  Image Credit:  Inverse.com

    3D Printed Moon Beast and other characters.  Image Credit:  Inverse.com

    Next week, our Portland neighbor, Laika, premiers its newest project, "Kubo and the Two Strings." The animated film features its first fully 3D printed puppet, the Moon Beast. According to 3D Printing Industry, the character's physical requirements - and 130 separate pieces - demanded a different approach...

    Comprised of a series of 3D-printed shells that bolt over a centralized gooseneck armature, the Moon Beast was a unique undertaking on the part of LAIKA’s Rapid Prototyping department. Ordinarily they look after just the faces and heads of the characters, while the puppet department handles the rest. For the Moon Beast, though, separating the body from the head wasn’t really an option.

    The film, which took 94 weeks and 70 rapid prototyping specialists to complete, shows in theaters on August 19.

    The Deadliest Cast - 3D Scanning, 3D Printing and Manufacturing Crabs

     
    Click image to read case study.

    Click image to read case study.

    One of the juicier projects we've had involved 3D scanning real 10-lb crabs to recreate life-like replicas for Bering Sea Crab Fisherman's Tour.  The captain and his crew take tourists out on the high seas in the summer to watch them work.  Unfortunately, they were losing much of their inventory recreating their catches - this was both costly and unsustainable.

    Once we 3D scanned the real thing, we 3D printed a master pattern which was used to create a mold.  The mold allowed RapidMade to cast the crab look alikes in urethane rubber.  See the results here.

    Now You Can Scratch That Itch Using a 3D Printed Cast

    My traditional cast for my broken right wrist

    I am now 3 weeks into my cast-restricted convalescence.  And yes, it is as annoying, smelly and uncomfortable as everyone says.  So when my accident occurred (a large dog was desperate to greet Luke and I was in its way), I toyed with getting our team to scan and 3D print a cast. The doctors were not keen, and since traditional casts are reliable, cheap and quick, I didn't argue.

    If I had gone that route, what would have been involved?  Well, as in the traditional approach, we would have waited a week for the swelling to go down.  Then I would have had a 3D scan to get an exact image of my arm.  The resulting file would then be modified to 3D print the lattice-like open "exo-skeleton" cast which would snap into place.  Oh, to be able to scratch and shower undeterred!  But I'm under no illusions; it could have been a pricey and time-consuming project - the design would have to withstand use and be printed in a non-toxic material, so while I was in a traditional cast 1 week after my fracture, it would likely have taken longer for a high-tech alternative.

    But there are times when I'd give almost anything to scratch that itch.

     

    RapidMade Featured in U.S. News Article on 3D Printing

    RapidMade's founders were recently interviewed by U.S. News and World for an article explaining how 3D printing, also known as additive manufacturing, has helped entrepreneurs innovate.

    Here's an excerpt from the story which was published on line this week:

    Renee and Mark Eaton, with their son Micah Chaban, founded RapidMade, a 3-D printing, manufacturing and engineering company, based in Portland, Oregon, in 2011. About to graduate from the University of Oregon, Chaban told his parents he was contemplating job searching in Germany. Living in England at the time, the Eatons had read an article in “The Economist” on 3-D printing and the idea for RapidMade was born.

    ’We had both worked in manufacturing for years and were disheartened that so many kids were gravitating to lower-paying service jobs because high-tech manufacturing jobs either weren’t well known or readily available,’ Renee Eaton, chief executive officer of RapidMade, wrote in an email.

    ’During our careers, we had both been forced to close or downsize plants and relocate production, so we wanted very much to bring back manufacturing. We thought Additive Manufacturing (3D printing) was a great local and sustainable way to do that.’

    She explained that entrepreneurs can develop and evaluate a design in little time with rapid prototyping and that by using 3-D printing to create tools, they can decrease lead times and cost. Most of RapidMade’s customers are new to 3-D printing, and the company’s engineers can help determine the best technology to create a product from a design, she wrote.

    3D Scanning Works as High Tech Insurance Policy

    Photo Credit: Joe Shearer/The Daily Nonpareil via AP

    Photo Credit: Joe Shearer/The Daily Nonpareil via AP

    Iowans have 3D scanned the historic Dark Angel Statue in Council Bluff, IA in an effort to preserve this piece of art. The statue, officially a memorial to the wife of a local Civil War general, is 96 years old and was sculpted by Daniel Chester French, who is better known for another work of his-the Lincoln Memorial in Washington, D.C. The people of Council Bluffs raised enough money to get the statue scanned so that if any parts break off or if it falls into disrepair, it can be easily replicated with the exact dimensions of the original design. The community is happy with its investment in the preservation of the local landmark and historic work of art.

    If only ancient Egyptians had had the technology, we would know what the Sphinx’s nose looked like.

    Research Study Demonstrates Benefits of 3D Printing in Surgical Outcomes

    Study confirms value of 3D printed models in planning wrist surgeries

    Study confirms value of 3D printed models in planning wrist surgeries

    If you read our blog, you know that we are especially interested in the medical applications of 3D printing.  I've written a few times about its adoption in surgery planning.  Now a recent published study conducted by Italian surgeon Dr. Nicola Bizzoto quantifies three advantages of 3D printing a patient's wrist (distal radius) fracture before operating.  

    Having an exact replica of the broken bones allows the physician to thoroughly plan the surgery in advance, knowing where to place screws and which plate size to implant. This preparation reduces operating room and anesthesia times.  Shorter surgeries save hospitals money and less anesthesia improves patient outcomes.  The model can also be used to improve patient education.

    I only wish this practice had become widespread before my wrist surgery in 2014. The operation took longer than planned because my wrist was worse than expected - there were bone fragments that had to be removed.  As a result, the anesthesiologist had to fully sedate me, and I ended up spending New Year's Eve in the hospital - not a Happy start to 2015, so while I hope to never go through a similar procedure again, I'm heartened by the increased popularity of 3D printing in medicine.