CNC machining with full quality assurance for Plymouth, MN. RivCut supplies CNC machining with full quality assurance to engineering and manufacturing teams across Plymouth and the Upper Midwest. Parts are machined 100% in the USA at our Union City, California facility and reach Plymouth in about 4–5 business days by ground freight — with expedited air and AOG options when a production line is down.
The broader Medical Alley cluster surrounding Plymouth hosts dozens of Tier-2 implant, surgical-tool, and interventional-device suppliers. Every Plymouth order ships with CMM inspection, full material traceability, and a first-article report on request.
accuracy class
aligned shipments
heat & lot traced
21 CFR Part 11 compliant
What Does Medical-Device-Grade QA Actually Mean?
Most shops say "we do CMM inspection." A Plymouth-qualified supplier says something very different: ISO 13485:2016 quality management with design-control linkage back to the Design History File, FDA 21 CFR 820 QSR receiving-inspection conformance, 21 CFR Part 11 electronic records with audit trails on every measurement, Medtronic SQA-0001 supplier-audit readiness, PPAP-variant submission for production scale-up, ASTM F136 ELI material certs traced to heat and lot, ASTM A967 passivation travelers, and ISO 14644 Class 7 cleanroom packaging. Plymouth programs demand that whole stack, not just the measurement step.
Plan the Quality
Ballooned drawing, ISO 13485 clause mapping, PFMEA, control plan, and design-control link to the DHF before the first chip flies.
Inspect with Evidence
Zeiss CMM with feature-by-feature actuals, GD&T called out to ASME Y14.5-2018, Cpk studies on critical-to-quality features, and 21 CFR Part 11 audit-trail PDF/A output.
Ship the Package
First article or PPAP-variant, CMM report, 3.1 mill cert per F136 ELI, passivation traveler, cleanroom packaging record, and a CofC tied to ISO 13485 clause 7.5 travel with every shipment. Nothing chased after the fact.
Plymouth Part Types & Their QA Footprint
From implantable pulse-generator housings to surgical-tool jaws, each Medical Alley part has a different documentation trail. Here is what we cover and how.
Plymouth sits at the heart of Medical Alley, the nation's largest medical-device cluster. Medtronic anchors the city with a roughly 1.1 million square foot Operational Headquarters campus at 710 Medtronic Parkway and surrounding Plymouth-area facilities spanning cardiac rhythm, structural heart, surgical robotics, diabetes, and renal-care divisions. That density of implantable and patient-contact production drives a documentation-heavy QA stack: ISO 13485:2016 plus FDA 21 CFR 820 QSR plus ISO 14971 risk plus 21 CFR Part 11 plus Medtronic SQA-0001 plus ASTM F136 ELI traceability on every shipment.
The surrounding Medical Alley cluster adds to the load: structural-heart startups in the Twin Cities metro, spine-implant programs, interventional-cardiology OEMs, and dozens of Tier-2 surgical-tool suppliers. Each of these customers wants a QA package that speaks ISO 13485 and 21 CFR 820 fluently on day one, with Medtronic Supplier Portal (MSP/Ariba) PO linkage ready when the buyer's order clears.
Pulse-Generator Housings
Implantable cardiac device housings in Ti-6Al-4V ELI held to ±0.0005" on hermetic seal zones. ISO 13485 first article, ASTM F136 ELI material cert, ASTM A967 passivation, and a Ra 0.25 micrometer surface-finish verification on the weld land.
Ti-6Al-4V ELI · ASTM F136Spinal & Orthopedic Implants
Pedicle screws, cervical cages, and trauma plates in ASTM F136 ELI or F138 stainless. Full ISO 10993 biocompatibility summary, passivation per ASTM A967, and PPAP-variant sample submission through the Medtronic Supplier Portal.
ASTM F136 / F138Surgical Tool Jaws & Handles
Laparoscopic and robotic-surgery tool details in 17-4 PH H900 and F899 stainless. Sharpness and articulation tested to customer spec, passivated per A967 Citric 3, sterilization-compatible packaging per ISO 11607.
17-4 PH · ASTM F899Catheter & Delivery-System Details
Distal-tip fittings, hub components, and torque-shaft details for interventional cardiology and structural-heart programs. Tight-tolerance turning with USP Class VI polymer housings where tissue-contact applies.
CRES 316LVM · USP VIDrug-Delivery & Infusion Components
Precision manifolds, valve bodies, and micro-fluidic details for infusion pumps and pen-injector programs. Machined in 6061-T6 hard-anodized or 316L CRES, with BPE SF4 sanitary-surface finish verification where fluid-path applies.
316L CRES · BPE SF4Instrument & Diagnostic Chassis
Imaging-console brackets, diagnostic-cart subassemblies, and benchtop instrument housings for Medical Alley OEMs. ISO 13485 CofC, 21 CFR Part 11 digital inspection records, and standard-grade packaging for non-sterile product.
6061-T6 · ISO 13485
Pulse-Generator Housing — Ti-6Al-4V ELI
Produced as a first article for a Medical Alley cardiac rhythm program Tier-2. ASTM F136 ELI bar stock, 5-axis milled, ultrasonic cleaned, passivated per ASTM A967 Nitric 2, and final-packaged in an ISO 14644 Class 7 cleanroom. Shipped with a full ISO 13485 documentation package to Plymouth in 8 business days.
on weld-land seal
ISO 13485 FAIR
hermetic seal zone
first submission
- ISO 13485:2016 first-article inspection with 22 ballooned callouts
- EN 10204 3.1 mill cert per ASTM F136 ELI, traced to heat and lot
- ASTM A967 Nitric 2 passivation traveler with ferroxyl test result
- CMM report as 21 CFR Part 11 compliant PDF/A with audit trail
- ISO 14644 Class 7 cleanroom packaging + Tyvek seal record
Inspection. Traceability. Process Control.
The three pillars of a Plymouth-grade QA package. Missing any one of them fails a Medtronic SQA-0001 supplier audit.
Inspection Evidence
Measurements are reported, not just made.
- Zeiss CMM at 0.0002" accuracy, NIST-traceable
- GD&T called out to ASME Y14.5-2018
- 21 CFR Part 11 PDF/A with audit trail
- Cpk studies on critical-to-quality features
Material Traceability
Every part traced from finished dimension back to melt.
- EN 10204 3.1 mill test report per heat / lot
- ASTM F136 ELI titanium, F138/F899 stainless
- USP Class VI / ISO 10993 biocompatibility summaries
- DHR-forward lot genealogy linkage
Process Control
Special processes routed through validated partners.
- ASTM A967 Nitric 2 / Citric 3 passivation
- ISO 14644 Class 7 cleanroom final packaging
- BPE SF4 sanitary surface finish on fluid path
- Medtronic SQA-0001 audit readiness
From Ballooned Drawing to Shipped Package
Three steps. No missing certificates. Built for supplier-quality auditors.
Submit Drawing, Model & Specs
Upload STEP AP242 model and ballooned 2D drawing. Call out ASTM F136 ELI or F138/F899 material, ISO 13485 clause references, 21 CFR Part 11 expectations, and MSP/Ariba PO number. We confirm SQA-0001 and DHF linkage before quoting.
Machine, Passivate, Cleanroom, Inspect
We machine in Union City, CA. Passivation runs ASTM A967 Nitric 2 or Citric 3. Final clean and pack happens in an ISO 14644 Class 7 cleanroom. Zeiss CMM runs ISO 13485 first-article balloon report against the model, output as 21 CFR Part 11 PDF/A.
Ship Part + Full Package to Plymouth
Part, FAIR or PPAP-variant, CMM report, 3.1 mill cert, passivation traveler, cleanroom packaging record, biocompatibility summary, and a CofC aligned to ISO 13485 clause 7.5 and 21 CFR 820 QSR arrive together. 3-day ground LTL to Plymouth or next-day SFO to MSP air on urgent work.
Why Plymouth, MN Medical-Device Teams Choose RivCut
Plymouth (pop. ~81K) is the largest city in Hennepin County outside Minneapolis and the home of Medtronic's Operational Headquarters at 710 Medtronic Parkway. Local medical-device demand spans cardiac rhythm management, structural heart, surgical robotics, diabetes care, neuromodulation, and renal therapies, plus dozens of Tier-2 implantable and surgical-tool suppliers across the broader Medical Alley cluster. RivCut machines, inspects, passivates, and packages parts from our Union City, CA facility, shipping 3-day ground LTL to Plymouth or next-day SFO to MSP air cargo for AOG windows.
All parts are CNC machined in-house at our Bay Area shop. We never broker or outsource the machining. Learn about RivCut →
Common Questions About Medical-Device QA in Plymouth
Medical-Grade Materials Stocked for Plymouth QA Work
Every alloy and polymer ships with a 3.1 mill cert traced to heat and lot, cross-checked against ASTM F136, F138, F899, USP Class VI, and ISO 10993 requirements. Biocompatibility summaries available on request for Medical Alley programs.
| Implant Titanium (ASTM F136) | |
|---|---|
| Ti-6Al-4V ELI | ASTM F136, pulse-generator housings, pedicle screws, trauma plates |
| CP Titanium Grade 2 | ASTM F67, dental and non-load-bearing implant details |
| Implant Stainless (ASTM F138 / F899) | |
| 316LVM | ASTM F138, vacuum-remelted implant-grade, catheter shafts |
| 455 PH / 465 PH | ASTM F899, surgical instrument grade, high-strength jaws |
| 17-4 PH H900 | ASTM F899 (as applicable), ~190 ksi UTS, surgical tool bodies |
| CoCr and Nitinol (specialty implant) | |
| CoCrMo (F75 / F1537) | Orthopedic bearing surfaces, cardiac frames |
| Nitinol (F2063) | Superelastic delivery-system frames, self-expanding components |
| Aluminum and Polymers (housing / tooling) | |
| 6061-T6 hard anodize | Pump manifolds, instrument chassis, imaging-console brackets |
| PEEK (USP Class VI) | Spinal cages, delivery-system hubs, biocompatible housings |
| Polycarbonate (USP VI) | Transparent fluid-path details, infusion-pump windows |
| Sanitary Stainless (BPE SF4) | |
| 316L electropolish | BPE SF4 fluid-path finish, Ra 0.4 um, drug-delivery manifolds |
| 316L passivated | ASTM A967 Citric 3, infusion-pump valve bodies, connector bodies |
Need a specific ASTM or USP callout? Ask us — we stock and trace 50+ medical-grade materials.
RivCut vs CNC Marketplaces vs Local Machine Shops
Why quality engineers supporting Medical Alley choose RivCut. Marketplaces quote fast but rarely carry ISO 13485 or 21 CFR Part 11 discipline. Local Twin Cities shops are rigorous but slow on quotes. RivCut combines instant online quoting with the paperwork a Plymouth supplier-quality audit actually requires.
| What You Get | RivCut Best | CNC Marketplace | Local Machine Shop |
|---|---|---|---|
| ISO 13485:2016 alignment | QMS mapped on every new PN | Paid upgrade or not offered | Varies by shop |
| Zeiss CMM accuracy | ±0.0002" | Manual gauge typical | Varies by shop |
| 21 CFR Part 11 compliant records | PDF/A + audit trail + e-sig | Not supported | Ad-hoc paperwork |
| Medtronic SQA-0001 readiness | Mapped against QMS | Unknown | Varies by shop |
| 3.1 mill cert (F136 ELI / F138 / F899) | Every shipment, heat & lot | Often 2.1 only | On request |
| ASTM A967 passivation traveler | Nitric 2 / Citric 3, ferroxyl test | Not offered | Varies by shop |
| ISO 14644 Class 7 cleanroom pack | Tyvek, sealed, logged | Poly bag only | Varies by shop |
| Lead time to FAI / PPAP | 5–7 business days (3 rush) | 2–3 weeks typical | 3–5 weeks |
| Ship to Medtronic Plymouth campus | 3-day LTL / next-day air | 5–7 days transit | Local delivery |
What Quality Engineers Say
About Working With RivCut
Real reviews from engineers shipping to Medtronic Plymouth and the broader Medical Alley cluster.
RivCut shipped a PPAP-variant submission with full ISO 13485 clause mapping, 21 CFR Part 11 audit-trail exports, and a DHR linkage built in. Our Plymouth supplier-quality team cleared it on first review. That almost never happens.
Cardiac RhythmASTM F136 ELI titanium with 3.1 mill certs traced to heat and lot, passivation per ASTM A967 Nitric 2, Ra 0.25 microns verified on the hermetic seal zone. Every document we needed for our DHF was already in the package.
Spinal ImplantsRouting chased the Medtronic Supplier Portal gate instead of dodging it. ISO Class 7 cleanroom packaging with ISO 10993 biocompatibility summaries attached. Documentation discipline we would expect from a Medical Alley shop, not a California supplier.
Structural HeartQuality Assurance Near Plymouth
How Plymouth's Medical-Device Cluster Uses Quality Assurance
Medical Alley's industrial base is built around Medtronic and a dense ring of Tier-2 suppliers. Here is how each tier of customer uses a QA package.
Built for Medtronic's Medical QA Stack
The Plymouth medical-device QA stack is the other documentation-heavy peak alongside aerospace, and it looks nothing like it on the inside. A single Ti-6Al-4V ELI pulse-generator housing ships with: ISO 13485:2016 first article inspection (ballooned drawing with 20+ feature callouts, 100% pass on the first article of any lot), ISO 14971 risk-analysis cross-reference, FDA 21 CFR 820 Quality System Regulation conformance with receiving-inspection alignment to 820.80, 21 CFR Part 11 compliant electronic records (audit trail, electronic signatures, tamper-evident PDF/A), Medtronic Supplier Portal (MSP/Ariba) traveler linkage, SQA-0001 supplier-audit mapping, a PPAP-variant sample submission, ASTM F136 ELI 3.1 mill test report traced to heat and lot, ASTM F138/F899 coverage where stainless applies, USP Class VI biocompatibility on any tissue-contact polymer, ISO 10993 test summary references, ASTM A967 Nitric 2 passivation traveler with ferroxyl test result, ISO 14644 Class 7 cleanroom packaging with Tyvek seal record, Ra ≤ 0.4 micrometer surface-finish verification on hermetic seal zones, BPE SF4 sanitary-surface finish on fluid-path components, and Zeiss CMM reporting referenced to ASME Y14.5-2018 GD&T. Those records feed forward into the customer's Device History Record (DHR) and backward into the Design History File (DHF), with Device Master Record (DMR) revision numbers cross-referenced on every traveler. That is what Plymouth medical QA means in practice. Generic shops say ‘we CMM inspect.’ A Plymouth-qualified shop says ‘ISO 13485 FAIR with 21 CFR Part 11 PDF/A, F136 ELI heat-and-lot trace, A967 passivation with ferroxyl, Class 7 cleanroom pack, and SQA-0001 mapping ready for the MSP submission gate.’ Contrast with aerospace: an Everett 777X wingtip fitting stacks AS9102 FAI plus NADCAP accreditations plus Boeing D1-9000-1 plus MMPDS-2024 material allowables, all oriented around flight-critical structural allowables. A Plymouth pulse-generator housing stacks ISO 13485 plus CFR 820 plus SQA-0001 plus Part 11 plus ASTM F136 ELI plus A967 plus USP Class VI plus ISO 10993, all oriented around patient-contact biocompatibility, hermetic sealing, and forensic lot genealogy. Aerospace protects the airframe. Medical protects the patient. The paperwork stacks are equally dense, but the clauses and the acronyms are different on every line. RivCut runs the full Plymouth stack with the same Union City, CA shop floor that ships aerospace: same Zeiss CMM, same 3.1 MTR discipline, same refusal to chase certs after the fact. That is what the documentation burden of implantable medical work actually requires, and it is why Medical Alley supplier-quality teams keep coming back.
Upload Your Drawing & Model for a Plymouth QA Quote
ISO 13485:2016 quality management. 21 CFR Part 11 electronic records. Medtronic SQA-0001 audit readiness. FAI packages in 5 to 7 business days, 3 on rush.
ISO 13485 FAIR · 21 CFR Part 11 · ASTM F136 ELI traceability · 3-day LTL to Plymouth