Bill of Materials¶
The complete bill of materials is available here:
* Bill of materials - [.csv]
The following tables are summarized versions of the CSV file above, and illustrate the approximate unit cost (state 10/2020) of a single device, together with links to manufactures of the parts:
GRAND TOTAL: $1,753.57
I/O¶
Component |
Subtotal |
Example Sourcing Link |
|
---|---|---|---|
Raspberry Pi |
$53.00 |
||
USB-C Charger/cable |
$9.88 |
||
Micro SD Card |
$8.29 |
https://www.amazon.com/dp/B073JWXGNT/ref=twister_B07B3MFBHY?_encoding=UTF8&th=1 |
|
7” Display |
$249.18 |
https://lilliputdirect.com/lilliput-779gl-capacitive-touchscreen-hdmi-monitor?search=779gl |
|
Screen Mount |
$6.00 |
||
HDMI for Display |
$19.59 |
||
Mini USB for Display |
$5.49 |
||
Cable grommet |
$10.08 |
||
Cable P-clip |
$7.00 |
||
Keyboard |
$49.99 |
https://m.cdw.com/product/adesso-easy-touch-mini-trackball-keyboard/1839486 |
|
$8.15 |
|||
Power strip |
$3.63 |
||
TOTAL |
$419 |
Airway¶
Component |
Subtotal |
Example Sourcing Link |
---|---|---|
Oxygen DISS to 3/8” NPT Adapter |
$10.00 |
www.mcmaster.com/2633N11/ |
Inlet manifold |
$24.56 |
|
1/4” NPT Connector (male/male) |
$3.89 |
|
Teflon tape |
$2.62 |
|
Manifold plug 1/4” NPT |
$4.50 |
|
Hex nuts |
$3.77 |
|
Manifold washers |
$10.16 |
|
Fixed pressure regulator |
$47.94 |
|
Push-to-connect: 1/4” NPT |
$10.96 |
|
Pneumatic Tubing |
$2.13 |
|
Push-to-connect: 1/8” BSPT |
$10.76 |
|
Insp proportional valve |
$107.10 |
https://www.ocpneumatics.com/smc-pvq31-5g-23-01n-h-valve-proportional-pvq-proportional-valve/ |
Push-to-connect: Inline T-adapter to 1/4” NPT |
$7.58 |
|
1/4” NPT Connector (female/female) |
$9.84 |
|
Pressure release valve |
$19.89 |
|
Oxygen sensor |
$59.00 |
https://www.sensoronics.com/products/ss-12a-replaces-teledyne-r22-msa-472062 |
Emergency breathing (check) valve |
$1.05 |
https://serfinitymedical.com/products/teleflex-medical-one-way-valve-teleflex-medical-1665 |
DAR filters |
$3.44 |
|
Adult Respiratory Circuit w Humidifier Limb |
$13.00 |
Circuit: https://orsupply.com/product/1505 |
Gas sampling line |
$5.01 |
|
Luer lock connector |
$20.50 |
|
Luer lock filter |
https://catalog.promepla.com/promepla-component/ecb15992 / https://catalog.promepla.com/uploads/medias/plan-ecb15992.pdf |
|
Pressure sensor (for Paw) |
$32.00 |
|
Tubing connectors |
$14.00 |
|
Flow sensor |
$4.76 |
https://jakenmedical.com/supplies-accessories/disposable-d-lite-sensor-50-box-896952/ |
Luer plug |
$2.60 |
|
Luer lock connector for D-Lite |
$22.68 |
|
Differential pressure sensor for flow |
$52.70 |
|
3/4” NPT Connector (male/male) |
$3.06 |
|
Exp solenoid valve |
$115.10 |
|
Exp solenoid brackets |
$22.44 |
Framing & Structural¶
Component |
Subtotal |
Example Sourcing Link |
|
---|---|---|---|
80/20 (x4) |
$42.28 |
||
80/20 gusset bracket (x18) |
$117.72 |
||
80/20 rail (x6) |
$35.04 |
||
80/20 button head nuts (packs of 25, x2) |
$11.24 |
||
Button-head hex screws, pack of 50 |
$6.03 |
||
Socket head screw, pack of 100 |
$9.66 |
||
Button head screws (long), pack of 10 |
$2.65 |
||
Button head screws (short), pack of 25 |
$8.40 |
||
HDPE sheeting |
$21.28 |
||
Lifting handle |
$28.76 |
||
Screws for lifting handle |
$9.69 |
||
Leveling mount (4 feet) |
$1.89 |
||
Nuts for leveling mount |
$4.41 |
||
PETG for 3d printing |
$30.00 |
||
TOTAL |
$329 |
Electronics¶
Specialized Tools¶
Component |
Subtotal |
Example Sourcing Link |
|
---|---|---|---|
M16 tap |
$47.00 |
||
1/4” NPT tap |
$25.00 |
||
3/4” NPT tap |
$71.00 |
||
1/4”-28 tap |
$6.99 |
||
Ingmar QuickLung Test Bellows |
$1,500.00 |
Etc.¶
Component |
Subtotal |
Example Sourcing Link |
|
---|---|---|---|
PETG for 3d printing |
$30.00 |
||
Commercial PEEP valves |
|||
Adult Test Lung |
|||
Air compressor for initial testing |