For use in calibration of the Albumin, Calcium, Cholesterol, Creatinine, Glucose, Iron, Lactate, Magnesium, Phosphorus, Total Protein, Triglyceride, Urea and Uric Acid assays.
Device Story
Abbott Clinical Chemistry Multiconstituent Calibrator (MCC) is a liquid, human serum-based, ready-to-use calibration product. It contains 13 analytes: Albumin, Calcium, Cholesterol, Creatinine, Glucose, Iron, Lactate, Magnesium, Phosphorus, Total Protein, Triglyceride, Urea, and Uric Acid. Used in clinical laboratories to calibrate the Abbott ARCHITECT c8000 System. Value assignment for each analyte is performed by testing 20 replicates of the calibrator against NIST-traceable standards or reference materials using the ARCHITECT c8000. The system calculates mean analyte values based on absorbance and standard concentrations. Healthcare providers use the calibrated system to measure patient samples; accurate calibration ensures the reliability of clinical chemistry assay results, supporting diagnostic decision-making.
Clinical Evidence
Bench testing only. Stability was validated through accelerated studies confirming a 20-month shelf life. Open-vial stability (7 days at 2-8°C; 24 hours at 15-30°C) was confirmed by comparing results of opened vials to freshly opened vials across three lots. Value assignment accuracy was verified by testing 20 replicates against reference standards, with an acceptance criterion of ±5% from known standard concentrations.
Technological Characteristics
Liquid, human serum-based matrix. Analyte concentrations assigned via Abbott ARCHITECT c8000 System using NIST-traceable reference materials (e.g., NIST SRM 956, 967, 965, 3126, 927, 909). Storage: 2-8°C. Shelf-life: 20 months. Open-vial stability: 7 days at 2-8°C or 24 hours at 15-30°C.
Indications for Use
Indicated for use as an in vitro diagnostic calibration serum in clinical chemistry assays on the Abbott ARCHITECT c8000 System. Contains 13 analytes in a liquid human serum-based matrix at 2 concentration levels.
Regulatory Classification
Identification
A calibrator is a device intended for medical purposes for use in a test system to establish points of reference that are used in the determination of values in the measurement of substances in human specimens. (See also § 862.2 in this part.)
Special Controls
*Classification.* Class II (special controls). The device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to the limitations in § 862.9.
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# 510(k) Summary
#### Submitter's Name/Address
Abbott Laboratories 1921 Hurd Drive Irving, TX 75038
Contact Person Linda Morris Senior Regulatory Specialist, MS 2-11 Regulatory Affairs (972) 518-6711 Fax (972) 518-7479 Email: Linda.Morris@Abbott.com
Date of Preparation of this Summary:
Device Trade or Proprietary Name:
January 14, 2011
Abbott Clinical Chemistry Multiconstituent Calibrator
Device Common/Usual Name or Classification Name:
Classification Number/Class:
21 CFR 862.1150/ Class II
Multiconstituent Calibrator (MCC)
(Calibrator, Multi-Analyte Mixture) JIX
### Product Code:
This summary of 510(k) safety and effectiveness information is being submitted in accordance with the requirements of SMDA 1990 and 21 CFR 807.92.
The assigned 510(k) number is: (k)103403______________________________________________________________________________________________________________________________________
# Device Description:
# Original { Abbott Clinical Chemistry MCC (k981706)
A multi-Analyte Calibrator - human serum based, liquid ready-to-use calibrator containing Albumin, Calcium, Cholesterol, Creatinine, Glucose, Phosphorus, Total Protein, Triglyceride, Urea and Uric Acid.
# Modified Abbott Clinical Chemistry MCC (k103403)
A multi-Analyte Calibrator - human serum based, liquid ready-to-use calibrator containing Albumin, Calcium, Cholesterol, Creatinine, Glucose, Iron, Lactate, Magnesium, Phosphorus, Total Protein, Triglyceride, Urea and Uric Acid.
3
FEB - 4 2011
{1}------------------------------------------------
# Description of modifications:
The modified Abbott Clinical Chemistry Multiconstituent Calibrator is substantially equivalent to the original Multiconstituent Calibrator (K981706). The modifications consisted of certification of the following new analytes:
- l. Iron
- 2. Lactate
- · 3. Magnesium
These modifications did not significantly change the safety and effectiveness of the device as demonstrated in the Performance Characteristics Summary.
### Intended Use:
For use in calibration of the Albumin, Calcium, Cholesterol, Creatinine, Glucose, Iron, Lactate, Magnesium, Phosphorus, Total Protein, Triglyceride, Urea and Uric Acid assays.
# Indications for use:
This is an in vitro diagnostic product intended for use as a calibration serum in clinical chemistry assays. The MCC contains 13 analytes in a liquid human serum based matrix. The concentrations and activities are suitable for calibration of the Abbott ARCHITECT c8000 System. Constituent concentrations are available at 2 levels.
# Predicate Device Description: MCC (k981706)
- Human serum based, liquid ready-to-use .
- Containing Albumin, Calcium, Cholesterol, Creatinine, Glucose, Phosphorus, . Total Protein, Triglyceride, Urea and Uric Acid
- Shelf-life of 20 months demonstrated by real time testing .
# Modified MCC Device:
- Human serum based, liquid ready-to-use. .
- Containing Albumin, Calcium, Cholesterol, Creatinine, Glucose, Iron, Lactate, . Magnesium, Phosphorus, Total Protein, Triglyceride, Urea and Uric Acid
- Shelf-life of 20 months was demonstrated by comparison with predicate using . accelerated studies.
- The modifications are the addition of Iron, Lactate and Magnesium (at . physiological levels) to the formulation.
- These modifications did not significantly change the safety and effectiveness of . The device. The stability data confirms that the stability of the new formulation the device. The stability claims of the previous formulation and traccability to connorms to the blackly the same reference methods has been demonstrated to be substantially equivalent to the predicate device.
{2}------------------------------------------------
In determining substantial equivalence, a direct comparison of new and predicate device was performed, refer to table below.
| Attributes | Predicate MCC (k)981706 | Modified MCC (k)103403 |
|----------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------|
| Intended Use | For use in the calibration of<br>Albumin, Calcium,<br>Cholesterol, Creatinine,<br>Glucose, Phosphorus, Total<br>Protein, Triglyceride Urea<br>and Uric Acid assays. | Same plus Iron, Lactate,<br>and Magnesium |
| Component | Human serum matrix<br>containing Albumin,<br>Calcium, Cholesterol,<br>Creatinine, Glucose,<br>Phosphorus, Total Protein,<br>Triglyceride Urea and Uric<br>Acid. | Same plus Iron, Lactate,<br>and Magnesium |
| Storage | 2 to 8° C | Same |
| Shelf-life Stability | 20 months from date of<br>manufacture | Same |
| Open-vial Stability | 7 days when stored at 2 to 8<br>°C or 24 hours when stored<br>at 15 to 30 °C | Same |
Value assignment and Traceability:
Value assignment is performed as follows:
- The testing is performed independently for each of the analytes, using one Abbott . Architect c8000 System.
- For each analyte, system suitability (validity) is verified by calibrating and testing . controls with pre-defined ranges.
- NIST standards are used for applicable analytes (refer to table on the next page . for a list of all standards used).
- The standards may need to be weighed, dissolved and/or diluted to prepare a . solution of appropriate concentration for the value assignment.
- 20 replicates of each tested calibrator level and of each respective standard . solution are tested.
- The mean analyte values are calculated using the concentration of the standard . The mount and the absorbance values of the standard and the tested calibrator.
- Solution analyte values are verified by calibrating the system with the newly . I he mean andryte varant, and measuring the reference standard solutions.
- Acceptance criterion: the mean value obtained for the reference standard solution . must be within 5% from the known standard concentration.
{3}------------------------------------------------
| Analyte | Reference Material | Reference Method |
|---------------|------------------------------------------------------|-----------------------|
| Albumin | ERM-DA470 | Gravimetric |
| Calcium | NIST SRM 956 | Coulometric Titration |
| Cholesterol | Human Cholesterol<br>(Abell-Kendall<br>verification) | Volumetric |
| Creatinine | NIST SRM 967 and<br>914 | IDMS |
| Glucose | NIST SRM 965 | IDMS |
| Iron | NIST SRM 3126 | Gravimetric |
| Lactic Acid | Reagent grade lactate | Gravimetric |
| Magnesium | NIST SRM 956 | IDMS |
| Phosphorus | NIST 186-1/2186-I | Gravimetric |
| Total Protein | NIST SRM 927 | Gravimetric |
| Triglyceride | ACS Grade Glycerol | Gravimetric |
| Urea Nitrogen | NIST SRM 909 | IDMS |
| Uric Acid | NIST SRM 909 | IDMS |
Standardization/ Traceability information:
# Stability:
The expiration date claim is 20 months from product dispensing. Open vial stability claim is 7 days at 2-8 °C and 24 hours at room temperature (15-30 °C).
Data to support shelf-life stability of 20 months was established by accelerated stability studies on Architect c8000 Systems.
Open vial stability was established by incubating opened calibrator vials at 30°C for 28 Open vial stability was colloried i with 3 calibrator lots. Results of the open vials means of at least three replicates) were compared to those of freshly opened calibrator vials.
# Conclusion:
The modified Abbott Clinical Chemistry Multiconstituent Calibrator (MCC) is The modified Abbott Chineal Chemistry Mialiconstituent Calibrator Calibrator as demonstrated by results obtained in the studies.
{4}------------------------------------------------
Food and Drug Administration 10903 New Hampshire Avenue Document Mail Center - WO66-0609 Silver Spring, MD 20993-0002
# FEB 0 4 2011
Abbott Laboratories c/o Linda Morris Senior Regulatory Specialist 1921 Hurd Drive Irving, TX. 75038, USA
Re: k103403 Trade/Device Name: Abbott Clinical Chemistry Multiconstituent Calibrator Regulation Number: 21 CFR 862.1150 Regulation Name: Calibrator, Multi-Analyte Mixture Regulatory Class: Class II Product Code: JIX Dated: January 21, 2011 Received: January 21, 2011
Dear Ms. Morris
We have reviewed your Section 510(k) premarket notification of intent to market the device referenced above and have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to legally marketed predicate devices marketed in interstate commerce. prior to May 28, 1976, the enactment date of the Medical Device Amendments, or to devices that have been reclassified in accordance with the provisions of the Federal Food, Drug, and Cosmetic Act (Act) that do not require approval of a premarket approval application (PMA). You may, therefore, market the device, subject to the general controls provisions of the Act. The general controls provisions of the Act include requirements for annual registration, listing of devices, good manufacturing practice, labeling, and prohibitions against misbranding and adulteration.
If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to such additional controls. Existing major regulations affecting your device can be found in Title 21, Code of Federal Regulations (CFR), Parts 800 to 895. In addition, FDA may publish further announcements concerning your device in the Federal Register.
Please be advised that FDA's issuance of a substantial equivalence determination does not mean that FDA has made a determination that your device complies with other requirements of the Act or any Federal statutes and regulations administered by other Federal agencies. You must comply with all the Act's requirements, including, but not limited to: registration and listing (21 CFF) Part 807); labeling (21 CFR Parts 801 and 809); and good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820).
This letter will allow you to begin marketing your device as described in your Section 510(k) premarket notification. The FDA finding of substantial equivalence of your device to a legally marketed predicate device results in a classification for your device and thus, permits your device to proceed to the market.
{5}------------------------------------------------
Page 2 -
If you desire specific advice for your device on our labeling regulation (21 CFR Parts 801 and 809), please contact the Office of In Vitro Diagnostic Device Evaluation (21 CFR Parts 801 and 5450. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR Part 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to
http://www.fda.gov/MedicalDevices/Safety/ReportaProblem/default.htm for the CDRH's Office of Surveillance and Biometrics/Division of Postmarket Surveillance.
You may obtain other general information on your responsibilities under the Act from the Division of Small Manufacturers, International and Consumer Assistance at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address http://www.fda.gov/cdrh/industry/support/index.html.
Sincerely yours.
G.C.
Courtney Harper, Ph.D. Director Division of Chemistry and Toxicology Office of In Vitro Diagnostic Device Evaluation and Safety Center for Devices and Radiological Health
Enclosure
{6}------------------------------------------------
# Indications for Use Form
#### 510(k) Number (if known): (k)103403
Device Name: Abbott Clinical Chemistry Multiconstituent Calibrator
#### Indications for Use:
The Abbott Clinical Chemistry Multiconstituent Calibrator is an in vitro diagnostic product intended for use as a calibration serum in clinical chemistry assays. The MCC contains 13 analytes in a liquid human serum based matrix. The concentrations and activities are suitable for calibration of the Abbott ARCHITECT c8000 System. Constituent concentrations are available at 2 levels.
Prescription Use x (Part 21 CFR 801 Subpart D) AND/OR
Over-The-Counter Use (21 CFR 801 Subpart C)
· (PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE OF NEEDED)
Concurrence of CDRH, Office of In Vitro Diagnostic Devices (OIVD)
Division Sign Off
Division Sign-Off Office of In Vitro Diagnostic Device Evaluation and Safety
510(k) K103403
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Two short videos show you everything — or skip straight to the written tutorial if you'd rather read. You can reopen this any time from the Tutorial button in the top bar.
Part 1 — Search, results, and everyday workflows 16 min
Part 2 — Embeddings: the galaxy map 3 min
1. Search: exact and fuzzy
Type a phrase like "coronary artery calcification" into the search box. You get two kinds of results. Exact results match the literal phrase — prefix searches work ("coronary artery calcificati") but suffix searches do not. Fuzzy results match on the meaning and intent of your phrase rather than the exact words, and are sorted by relevance score. Hover over the Exact or Fuzzy badge on any row to see exactly why it matched.
Use the checkboxes above the results to narrow: SaMD keeps only software-only devices, AI / ML keeps only devices with AI.
Exact vs. fuzzy search: what's the difference?
Exact matches on the literal phrase (prefix search works, suffix does not). Fuzzy matches on the meaning and intent of the phrase rather than the exact words. Hover over the badge on any row to see why it matched.
You search "coronary artery calcification" and want only software devices with AI. What two filters do you apply?
Narrow by SaMD (software-only devices), then narrow by AI/ML (devices with AI).
2. The results table
Scroll right in the results table. The intended use is extracted for you — no need to open the PDF. The device story gives a high-level snapshot of what the device does and how it's used. The AI Performance sub-table shows each output name, acceptance criteria, observed values, and development/test dataset descriptions — the same format Innolitics uses for regulatory strategy outputs, and the fastest high-level fingerprint of an AI device. It is AI-generated but has been very reliable in practice.
Where do you find a device's intended use without opening the PDF?
Scroll right in the search results table. The intended use column is extracted for you; no need to dig into the 510(k) summary PDF.
What does the AI Performance sub-table show, and why is it useful?
Output name, acceptance criteria, observed values, development dataset description, and test dataset description. It's the same format we use for regulatory strategy output and Fast 510(k) input, and the fastest high-level fingerprint of an AI device. AI-generated but reliable in practice.
3. Judging fuzzy relevance
Fuzzy results trail off in relevance as you scroll. Use three signals to decide how far down to go: the fuzzy badge explanations, the intended use column, and whether your target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, you're past the relevant zone. A top hit with a low score (~0.4) and a stretched explanation is a hint the closest predicates are far away — the project may be headed for De Novo. Note the fuzzy search is a pattern match: it doesn't handle negation ("not") well, and hardware devices can appear — filter by SaMD/AI ML to cut them.
How do you judge how far down fuzzy search results to go?
Use the relevancy signals: the fuzzy badge explanations, the intended use column, and whether the target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, results are trailing off in relevancy.
4. Device detail page: chat and citations
Click a device name to open its detail page: device facts on the left, a chat window on the right. Ask something like "Describe the training data". The answer carries little citation bubbles — click one to jump to the highlighted passage in the source PDF, so you can verify every AI answer against the document. There's also a Download PDF button for sharing.
How do you verify an AI chat answer on the device detail page?
Click the citation bubbles to jump to the relevant highlight in the source document.
Reading rule for every project: how many summaries do you read in full?
At least the three most relevant 510(k) or De Novo summaries, in full. After that, use targeted chat questions to confirm your memory quickly. The tool supports this professional habit — it doesn't replace it.
5. Side-by-side comparison
Select multiple rows in the results table (aim for under ~10), then open the PDF Viewer tab. Ask one question — it goes to all selected devices in parallel, each with citations. This is the fastest way to compare and contrast devices: training data, PCCP scope, how they handled adding new scanners, and so on.
What does the side-by-side PDF viewer mode do?
Select multiple devices, open the PDF viewer tab, and ask one question (e.g., "Describe the training data"). It queries all selected devices simultaneously with citations, so you can compare and contrast quickly.
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With rows selected, go to the Collections tab and create a labeled collection (e.g., "Cobb Angle Project"). Reload that selection any time — before a client call, pull up the collection and ask questions across all of its devices at once.
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Select the rows, go to the Collections tab, and create a labeled collection (e.g., "Cobb Angle Project"). You can reload the selection anytime and carry it into the PDF viewer and other tabs that support selections.
7. Product codes and the regulations tree
Click a product code in the results to jump to it in the regulations tree — identification text, sibling product codes, and devices you can open in a PDF viewer on the right. Click a regulation number to see its identification, special controls, and related product codes. You can also search by product code or regulation number at the top of the tree. Always read the special controls if any exist for your device — it broadens your search and sharpens pre-kickoff research.
What can you do from the regulations tree view?
Browse product codes and regulation numbers, read the identification text and special controls, browse sibling product codes, open device PDFs on the right, and search by product code or regulation number at the top of the tree.
8. Chart view
Click Show Chart and segment by regulation number (or product code) to see which regulations dominate your result set. Clicking a regulation takes you into the regulations tree. Great for spotting that most matches are, say, hardware laparoscopic devices — a cue to go back and filter.
How do you see which regulations dominate a search result set?
Click "Show Chart" and segment by Regulation Number. Clicking a regulation takes you to the regulations tree.
9. The predicate graph
Open the Predicates tab for a family-tree view of predicate relationships. Click a node to trace its parents and children; selections from search carry over pre-selected. Commonly predicated devices are worth reading — a lot of people predicated them for a reason. The visual lineage is also handy on client calls, e.g. to show how a predicate family evolved and justify why your predicate still holds.
In the predicate graph, why are commonly predicated devices worth reading?
A lot of people predicated them for a reason. Clicking a node traces parents and children, and selections from search carry over pre-selected.
10. Embeddings: the galaxy map
The Embeddings tab plots every matching document in a 2-D "galaxy map" where semantically similar devices cluster together. Hover or click clusters to explore, and let AI label the clusters for you. Embeddings beat product codes for grouping: two devices can carry different product codes (LLZ vs. QIH) yet do the same thing — the embedding captures the meaning of the intended use and device story. This is also exactly how retrieval-augmented generation (RAG) works under the hood, and it makes a great visual on client calls.
Try it yourself
Head to the search page and work through a few of these AI/ML fuzzy searches to build intuition: perivascular fat on CT · aortic valve calcification opportunistic screening on noncontrast CT · breast cancer prediction on digital pathology slides · autism detection · gestational age prediction · a hearing aid that can also detect a pulse · foundation model based analysis of ECG · large language models · penetration test. Watch how the relevance scores, intended use, and AI Performance tables tell you when results stop being meaningful.