| Line 51: | Line 51: | ||
== Cost savings== | == Cost savings== | ||
* Costs | * Costs | ||
** Plastic at $25 per kilogram, | ** Plastic at $25 per kilogram, 45 grams, $1.13 | ||
** Rubber tubing $2.30 per foot, 2 feet, $4.60 | ** Rubber tubing $2.30 per foot, 2 feet, $4.60 | ||
* Commercial Equivelent | * Commercial Equivelent | ||
| Line 57: | Line 57: | ||
** High cost - $75 - [http://www.allheart.com/product.aspx?p=2200-16&cmpid=SEGOO&utm_source=google&utm_medium=cpc&utm_campaign=plagoogle&CAWELAID=120013910001332029&CAGPSPN=pla&catargetid=120013910001480392&cadevice=t&gclid=CNG4yKS3rMICFeRAMgodfw8ANA| Littmann] | ** High cost - $75 - [http://www.allheart.com/product.aspx?p=2200-16&cmpid=SEGOO&utm_source=google&utm_medium=cpc&utm_campaign=plagoogle&CAWELAID=120013910001332029&CAGPSPN=pla&catargetid=120013910001480392&cadevice=t&gclid=CNG4yKS3rMICFeRAMgodfw8ANA| Littmann] | ||
* Savings between | * Savings between $2.27 and $69.27 | ||
==References== | ==References== | ||
Revision as of 14:00, 4 December 2014
Stethoscope
Project developed by [Bwbarker]
Template:Statusboxtop Template:Status-prototype You can help Appropedia by contributing to the next step in this OSAT's status. Template:Boxbottom
Abstract
- The Stethoscope is one of the most basic medical tools. It allows a trained medical professional to diagnose issues with the heart and lungs. Stethoscopes come in a range of prices and quality, but all are breakable. This Stethoscope only requires some surgical tubing or similar airtight tubing and 3D printed parts.
Bill of Materials
- BOM
- 3D printer
- Filament
- STL and/or OpenScad files
- Surgical tubing
- 3D printer
Tools needed for fabrication of the OSAT
- MOST Delta RepRap or similar RepRap 3-D printer
- Knife or scissors
Skills and Knowledge Necessary to Make the OSAT
- No special skills needed to build, To use this device propertly takes some training.
Technical Specifications and Assembly Instructions
- There are 7 seperate prints for this device listed below with there print times (depending on your printer and settings)
- Bell
- Approximately 2 hours
- Y tubing joing
- Approximately 1/2 hour
- 2 small tubes
- Approximately 1 hour each
- Cross piece
- Approximately 3 hours
- 2 earpieces
- Approximately 4 hours each
- Bell
- Assembly time depends on how much post printing modifications you need to do. Some filing or sanding may be necessary for a great fit.
-
Printed Parts
Common Problems and Solutions
- For a really tight plastic on plastic fit, some sanding or filing will need to be done.
Cost savings
- Costs
- Plastic at $25 per kilogram, 45 grams, $1.13
- Rubber tubing $2.30 per foot, 2 feet, $4.60
- Commercial Equivelent
- Low cost - $7.99 - pedometerusa
- High cost - $75 - Littmann
- Savings between $2.27 and $69.27
References
Based on the developmental needs addressed (e.g. food, heat, electricity, clean water, health care, etc.) be sure to label your device in the proper categories e.g. use [[Category:Water]]. Be sure to categorize your device so that it will be easy to find – for example “Low voltage connection basics” is categorized in [[Category:How tos]] [[Category:Electricity]] [[Category:Electric lighting]].