The Core Metabolic panel is part of the TruWellness Panel™ and is intended for use on the TruVerus™. The Core Metabolic panel (part of the TruWellness Panel™) is an in vitro diagnostic device and intended to be used for the quantitative determination of Glucose (GLU), Total Protein (TP), and Albumin (ALB) in lithium-heparinized venous whole blood in clinical laboratory or point-of-care settings.

The Core Metabolic panel (part of the TruWellness Panel™) is an in vitro diagnostic test system that aids the physician in the diagnosis and treatment of the following disorders in adults 18 years of age or older:

Glucose (GLU): Carbohydrate metabolism disorders, including diabetes mellitus, and idiopathic hypoglycemia, and of pancreatic islet cell carcinoma.
Total Protein (TP): Variety of diseases involving the liver, kidney, or bone marrow, as well as other metabolic and nutritional disorders.
Albumin (ALB): Numerous diseases involving primarily the liver and kidneys.

Device Description

The TruSystem is an automated, integrated in vitro diagnostic platform consisting of the TruVerus™ and the TruWellness Panel™, a Single-Use Consumable Kit that includes a Disc and a Support Pack. Designed for point-of-care and clinical laboratory use, the system enables the simultaneous measurement of clinical chemistry, immunoassay, and hematology parameters from a lithium-heparinized venous whole blood sample in a single run. The TruSystem delivers quantitative results for routine clinical chemistry and immunoassay analytes as well as a complete blood count (CBC) with a 3-part differential, all without the need for specialized operating skills, external calibration, or complex infrastructure.

The Single-Use Consumable Kit (TruWellness Panel™) houses all the components needed to process as well as analyze samples on the TruVerus™, including dried reagents, internal process control solutions, barcodes that manage the identity of the kit lot (e.g., Disc and Support Pack ID), calibration information, dilution buffers, and single-use plastic pipette tips. It also serves as a waste container which the user discards at the end of the run.

The Core Metabolic panel is part of the TruWellness Panel™ and is intended for use on the TruVerus™. The Core Metabolic panel (part of the TruWellness Panel™) is intended for in vitro quantitative determination of Glucose (GLU), Total Protein (TP), and Albumin (ALB) in lithium-heparinized venous whole blood samples.

AI/ML Overview

N/A

Summary

FDA 510(k) Clearance Letter - Core Metabolic Panel

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U.S. Food & Drug Administration
10903 New Hampshire Avenue
Silver Spring, MD 20993
www.fda.gov

Doc ID # 04017.08.02

January 9, 2026

Truvian Health
Tho Tran
Head of Quality Assurance & Regulatory Affairs
10300 Campus Point Drive
Suite 190
San Diego, CA 92121

Re: K251157
Trade/Device Name: Core Metabolic
Regulation Number: 21 CFR 862.1035
Regulation Name: Albumin Test System
Regulatory Class: Class II
Product Code: CIX, CFR, CEK
Dated: December 8, 2025
Received: December 9, 2025

Dear Tho Tran:

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 (the 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. Although this letter refers to your product as a device, please be aware that some cleared products may instead be combination products. The 510(k) Premarket Notification Database available at https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpmn/pmn.cfm identifies combination product submissions. 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. Please note: CDRH does not evaluate information related to contract liability warranties. We remind you, however, that device labeling must be truthful and not misleading.

If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to additional controls. Existing major regulations affecting your device can be found in the Code of Federal Regulations, Title 21, Parts 800 to 898. In addition, FDA may publish further announcements concerning your device in the Federal Register.

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K251157 - Tho Tran Page 2

Additional information about changes that may require a new premarket notification are provided in the FDA guidance documents entitled "Deciding When to Submit a 510(k) for a Change to an Existing Device" (https://www.fda.gov/media/99812/download) and "Deciding When to Submit a 510(k) for a Software Change to an Existing Device" (https://www.fda.gov/media/99785/download).

Your device is also subject to, among other requirements, the Quality System (QS) regulation (21 CFR Part 820), which includes, but is not limited to, 21 CFR 820.30, Design controls; 21 CFR 820.90, Nonconforming product; and 21 CFR 820.100, Corrective and preventive action. Please note that regardless of whether a change requires premarket review, the QS regulation requires device manufacturers to review and approve changes to device design and production (21 CFR 820.30 and 21 CFR 820.70) and document changes and approvals in the device master record (21 CFR 820.181).

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 CFR Part 807); labeling (21 CFR Part 801 and Part 809); medical device reporting (reporting of medical device-related adverse events) (21 CFR Part 803) for devices or postmarketing safety reporting (21 CFR Part 4, Subpart B) for combination products (see https://www.fda.gov/combination-products/guidance-regulatory-information/postmarketing-safety-reporting-combination-products); good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820) for devices or current good manufacturing practices (21 CFR Part 4, Subpart A) for combination products; and, if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR Parts 1000-1050.

All medical devices, including Class I and unclassified devices and combination product device constituent parts are required to be in compliance with the final Unique Device Identification System rule ("UDI Rule"). The UDI Rule requires, among other things, that a device bear a unique device identifier (UDI) on its label and package (21 CFR 801.20(a)) unless an exception or alternative applies (21 CFR 801.20(b)) and that the dates on the device label be formatted in accordance with 21 CFR 801.18. The UDI Rule (21 CFR 830.300(a) and 830.320(b)) also requires that certain information be submitted to the Global Unique Device Identification Database (GUDID) (21 CFR Part 830 Subpart E). For additional information on these requirements, please see the UDI System webpage at https://www.fda.gov/medical-devices/device-advice-comprehensive-regulatory-assistance/unique-device-identification-system-udi-system.

Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to https://www.fda.gov/medical-devices/medical-device-safety/medical-device-reporting-mdr-how-report-medical-device-problems.

For comprehensive regulatory information about medical devices and radiation-emitting products, including information about labeling regulations, please see Device Advice (https://www.fda.gov/medical-devices/device-advice-comprehensive-regulatory-assistance) and CDRH Learn (https://www.fda.gov/training-and-continuing-education/cdrh-learn). Additionally, you may contact the Division of Industry and Consumer Education (DICE) to ask a question about a specific regulatory topic. See the DICE website (https://www.fda.gov/medical-devices/device-advice-comprehensive-regulatory-

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K251157 - Tho Tran Page 3

assistance/contact-us-division-industry-and-consumer-education-dice) for more information or contact DICE by email (DICE@fda.hhs.gov) or phone (1-800-638-2041 or 301-796-7100).

Sincerely,

PAULA V. CAPOSINO
-S

Paula Caposino, Ph.D.
Deputy Director
Division of Chemistry and Toxicology Devices
OHT7: Office of In Vitro Diagnostics
Office of Product Evaluation and Quality
Center for Devices and Radiological Health

Enclosure

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FORM FDA 3881 (8/23) Page 1 of 1 PSC Publishing Services (301) 443-6740 EF

DEPARTMENT OF HEALTH AND HUMAN SERVICES
Food and Drug Administration

Indications for Use

Form Approved: OMB No. 0910-0120
Expiration Date: 07/31/2026
See PRA Statement below.

510(k) Number (if known): K251157

Device Name: Core Metabolic

Indications for Use (Describe)

Glucose (GLU): Carbohydrate metabolism disorders, including diabetes mellitus, and idiopathic hypoglycemia, and of pancreatic islet cell carcinoma.
Total Protein (TP): Variety of diseases involving the liver, kidney, or bone marrow, as well as other metabolic and nutritional disorders.
Albumin (ALB): Numerous diseases involving primarily the liver and kidneys.

Type of Use (Select one or both, as applicable)

☒ Prescription Use (Part 21 CFR 801 Subpart D)
☐ Over-The-Counter Use (21 CFR 801 Subpart C)

CONTINUE ON A SEPARATE PAGE IF NEEDED.

This section applies only to requirements of the Paperwork Reduction Act of 1995.

DO NOT SEND YOUR COMPLETED FORM TO THE PRA STAFF EMAIL ADDRESS BELOW.

The burden time for this collection of information is estimated to average 79 hours per response, including the time to review instructions, search existing data sources, gather and maintain the data needed and complete and review the collection of information. Send comments regarding this burden estimate or any other aspect of this information collection, including suggestions for reducing this burden, to:

Department of Health and Human Services
Food and Drug Administration
Office of Chief Information Officer
Paperwork Reduction Act (PRA) Staff
PRAStaff@fda.hhs.gov

"An agency may not conduct or sponsor, and a person is not required to respond to, a collection of information unless it displays a currently valid OMB number."

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K251157 510(k) Summary

[In accordance with 21 CFR 807.92]

1 Submitter

Sponsor Name: Truvian Health
Address: 10300 Campus Point Drive, Suite 190
San Diego, CA 92121
Phone: (760) 710-9712
Contact Person: Tho Tran
Date Prepared: January 9, 2026

2 Devices

Name of Devices: Core Metabolic

Classification Name	Regulation Number	Product Code / Class
Glucose test system	862.1345	CFR / Class 2
Total Protein test system	862.1635	CEK / Class 2, 510(k) Exempt*
Albumin test system	862.1035	CIX / Class 2

* Meets limitations of exemption per 21 CFR § 862.9 (c)(9)

3 Predicate Devices

Primary Predicate Devices: Medicon Hellas Albumin, Medicon Hellas Calcium, Medicon Hellas Creatinine, Medicon Hellas Glucose, Medicon Hellas Total Bilirubin, Medicon

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Hellas Direct Bilirubin and Medicon Hellas Urea Nitrogen (K200898)

Secondary Predicate Device: Abaxis Piccolo Primary Health Panel (K950164)

4 Device Description

5 Indications for Use

Glucose (GLU): Carbohydrate metabolism disorders, including diabetes mellitus, and idiopathic hypoglycemia, and of pancreatic islet cell carcinoma.

Total Protein (TP): Variety of diseases involving the liver, kidney, or bone marrow, as well as other metabolic and nutritional disorders.

Albumin (ALB): Numerous diseases involving primarily the liver and kidneys.

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6 Comparison of Technological Characteristics with the Predicate Device

The tables below compare the similarities and differences between the technological characteristics of the Core Metabolic panel to the legally marketed predicate device.

Substantial equivalence was demonstrated through performance testing for the following performance characteristics: precision / reproducibility, linearity, detection limits, interferences, assay measuring ranges, reference ranges, and method comparison. Performance data for the subject device shows acceptable results compared to the predicate devices.

Table 1. Core Metabolic (Part of the TruWellness Panel™) Comparison Chart

Characteristic	Subject Device Core Metabolic (Part of the TruWellness Panel™)	Primary Predicate Device K200898	Secondary Predicate Device K950164
Measured Analytes	GLU, TP, ALB	ALB, GLU	TP
Product Code/ Regulation	GLU: CFR / 862.1345TP: CEK / 862.1635ALB: CIX / 862.1035	ALB: CIX / 862.1035GLU: CFR / 862.1345	TP: CEK / 862.1635
Intended Use	In vitro quantitative determination of Glucose (GLU), Total Protein (TP), and Albumin (ALB) concentrations in lithium-heparinized venous whole blood in clinical laboratory or point-of-care settings.	Quantitative measurement of albumin, calcium, creatinine, glucose, direct bilirubin, total bilirubin in serum and/or urine samples in Clinical Labs.	In vitro quantitative determination of alanine aminotransferase (ALT), albumin, alkaline phosphatase (ALP), aspartate aminotransferase (AST), calcium, chloride, creatinine, glucose, potassium, sodium, total bilirubin, total carbon dioxide, total protein, and blood urea nitrogen (BUN) in heparinized whole blood, heparinized plasma, or serum in a clinical laboratory setting or point-of-care location.
Intended Use Setting	Clinical laboratory or point-of-care setting	Clinical Laboratory	Same
Specimen Type	Lithium-heparinized venous whole blood	Human serum, and urine	heparinized whole blood, heparinized plasma, or serum
Detection Method	Photometric / Colorimetric	Photometric	Same

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Characteristic	Subject Device Core Metabolic (Part of the TruWellness Panel™)	Primary Predicate Device K200898	Secondary Predicate Device K950164
Detection Wavelength	ALB: 628 nmGLU: 340 nmTP: 550 nm	ALB: 620nm – 750nmGLU:340nm – 380nm	TP: 550 nm and 850 nm
Reagent Storage	2-8°C (36-45°F) or 15-25°C (59-77°F) for up to 14 days	2-8°C (36-45°F)	2-8°C (36-45°F)
Analytical Measuring Range	GLU: 10-450 mg/dLTP: 2.0-11.5 mg/dLALB: 1.0-6.5 mg/dL	ALB: 1.5-6.0 g/dLGLU: 10-700mg/dL	TP: 2-14 mg/dL

7 Recognized Consensus Standards

The following recognized consensus standards were used as a basis for analytical performance testing:

CLSI EP05-A3, Evaluation of Precision of Quantitative Measurement Procedures; Approved Guideline – Third Edition
CLSI EP06 Ed.2, Evaluation of the Linearity of Quantitative Measurement Procedures
CLSI EP07 Ed.3, Interference Testing in Clinical Chemistry
CLSI EP09c Ed.3, Measurement Procedure Comparison and Bias Estimation Using Patient Samples
CLSI EP17-A2, Evaluation of Detection Capability for Clinical Laboratory Measurement Procedures; Approved Guideline–Second Edition
CLSI EP25 Ed.2, Evaluation of Stability of In Vitro Medical Laboratory Test Reagents
CLSI EP28-A3c, Defining, Establishing and Verifying Reference Intervals in the Clinical Laboratory; Approved Guideline – Third Edition
CLSI EP37 Ed.1, Supplemental Tables for Interference Testing in Clinical Chemistry

8 Performance Data

The following performance data were provided in support of the substantial equivalence determination.

8.1 Precision / Reproducibility

Precision studies were performed in accordance with CLSI document EP05‑A3. The total precision (reproducibility), as well as within-run, between-day, and between-site precision, was assessed by testing three levels of control samples (low, medium, and high) across three sites. At least three operators performed testing per site, and each site utilized three TruVerus™

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instruments. Each site performed a minimum of 90 valid replicates for each control level over a 5-day period (2 runs per day, 3 replicates per run) on one lot of Single-Use Consumable Kits. Summary results are provided in the table below.

Analyte	Level	N	Mean	Within-Run		Between-Run		Between-Day		Between-Site		Total Precision*
				SD	CV%	SD	CV%	SD	CV%	SD	CV%	SD	CV%
Glucose (mg/dL)	Low	92	60	1	1.9	0	0.0	0	0	0	0.2	1	1.9
Glucose (mg/dL)	Med	91	114	3	2.7	0	0.0	0	0	1	1.2	3	3.0
Glucose (mg/dL)	High	92	274	5	1.7	0	0.0	1	0.3	1	0.3	5	1.7
Total Protein (g/dL)	Low	92	4.8	0.1	2.3	0.0	0.0	0.0	0.8	0.1	1.9	0.1	3.1
Total Protein (g/dL)	Med	91	6.5	0.2	2.4	0.0	0.0	0.0	0.0	0.0	0.6	0.2	2.5
Total Protein (g/dL)	High	92	7.8	0.1	1.2	0.0	0.0	0.0	0.5	0.0	0.4	0.1	1.4
Albumin (g/dL)	Low	92	3.1	0.1	1.8	0.0	0.0	0.0	0.0	0.1	1.9	0.1	2.6
Albumin (g/dL)	Med	91	4.3	0.1	2.3	0.0	0.5	0.0	0.0	0.1	1.3	0.1	2.7
Albumin (g/dL)	High	92	5.0	0.1	1.2	0.0	0.0	0.0	0.3	0.1	1.1	0.1	1.7

*Total Precision represents reproducibility, which is the sum of all variance components.

8.1.1 Whole Blood Precision

Whole blood precision was evaluated using specimens collected across five sites from the intended-use population with normal and abnormal Core Metabolic analyte levels. For each test subject, eight replicates were measured across four instruments and two operators. The SD and CV% were calculated per subject. These variances were pooled across subjects for the defined analyte ranges and summarized in the table below.

Analyte	Range	N (Subject)	N (Replicate)	Mean	Median	SD	CV%
Glucose(mg/dL)	10–100	46	348	89	90	2.34	2.6
Glucose(mg/dL)	100–150	31	221	119	114	2.72	2.3
Glucose(mg/dL)	150–450	47	334	205	181	3.23	1.6
Total Protein(g/dL)	2.0–6.0	33	214	5.2	5.4	0.12	2.4
Total Protein(g/dL)	6.0–8.0	84	635	7.0	7.0	0.13	1.9
Total Protein(g/dL)	8.0–11.5	3	24	8.5	8.4	0.13	1.6

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Analyte	Range	N (Subject)	N (Replicate)	Mean	Median	SD	CV%
Albumin(g/dL)	1.0–3.5	58	405	2.9	3.0	0.07	2.4
Albumin(g/dL)	3.5–5.0	65	491	4.2	4.2	0.08	1.9
Albumin(g/dL)	5.0-6.5	1	8	5.2	5.2	0.08	1.6

8.2 Linearity

Linearity testing was performed in accordance with CLSI document EP06-Ed2. Whole blood-based linearity panels, consisting of numerous sample levels including at least one sample level below the assay lower limit linearity interval and one sample level above the assay upper limit linearity interval, were tested across multiple instruments and kit lots.

Analyte	Tested Linear Range	Claimed Linear Range
Glucose (mg/dL)	6–579	10–450
Total Protein (g/dL)	1.4–13.1	2.0–11.5
Albumin (g/dL)	0.5–7.2	1.0–6.5

8.3 Detection Limits

Detection limits were determined in accordance with CLSI document EP17‑A2. The Limit of Blank (LoB) corresponds to the highest measurement result that is likely to be observed for a blank sample. The assay is designed to have a LoB ≤ Limit of Detection (LoD).

The Limit of Detection (LoD) corresponds to the lowest concentration of analyte that can be detected with a probability of 95%. The assay is designed to have an LoD ≤ Limit of Quantitation (LoQ).

The Limit of Quantitation (LoQ) corresponds to the lowest concentration of analyte in a sample that had a CV ≤ 20%. Detection limits are provided in the table below.

LoD and LoQ were established in Li-Hep whole blood samples.

Analyte	LoB	LoD	LoQ
Glucose (mg/dL)	4	5	6
Total Protein (g/dL)	0.1	0.3	0.7
Albumin (g/dL)	0.1	0.2	0.2

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8.4 Analytical Measuring Range

The analytical measuring range (AMR) was established based on the LoQ and the linear range data of each analyte. The TruVerus™ will report results within the AMR as listed in the table below.

Analyte	AMR
Glucose (mg/dL)	10–450
Total Protein (g/dL)	2.0–11.5
Albumin (g/dL)	1.0–6.5

8.5 Reference Range / Expected Values

The reference intervals were established based on scientific literature. The normal ("healthy") values for total protein and albumin are listed below. For glucose, the normal, prediabetic, and diabetic values for fasting, nonpregnant adults are listed.

These ranges are provided as guidelines only.

Analyte	Reference Interval	Units
Glucose¹	Normal adult fasting plasma glucose: <100 mg/dL (5.55 mmol/L)<140 mg/dL (7.77 mmol/L) 1-2 hours after meals.	mg/dL
Total Protein²,³	6.0–7.8	g/dL
Albumin²,³	3.5–5.0	g/dL

8.6 Interferences

Following CLSI documents EP07 and EP37, endogenous and exogenous substances were spiked into samples to assess potential interference. All testing was performed using contrived whole blood samples at two targeted analyte concentration levels. Interference is defined as the analyte result shifted by more than 10% or by a fixed value consistent with CLSI EP07 section 3.1.2, whichever is greater. Summary results are provided in the tables below.

Summary of Endogenous Substances

Substance	Max Concentration without Interference			Units
	Glucose	Total Protein	Albumin
Lipemia (Triglycerides)	1,140	1,140	1,140	mg/dL

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Substance	Max Concentration without Interference			Units
	Glucose	Total Protein	Albumin
Hemolysis (Hemoglobin)	346	1,151	1,050	mg/dL
Icterus (Conjugated Bilirubin)	26.0	15.1	40	mg/dL
Icterus (Unconjugated Bilirubin)	37.9	17.5	40	mg/dL

Summary of Exogenous Substances

Substance	Max Concentration without Interference			Units
	Glucose	Total Protein	Albumin
Acetaminophen	15.6	15.6	15.6	mg/dL
Acetylsalicylic acid	3.0	3.0	3.0	mg/dL
Ampicillin	7.5	7.5	7.5	mg/dL
Cefoxitin	660	495	660	mg/dL
Cyclosporine	0.18	0.18	0.18	mg/dL
Doxycycline	1.8	1.8	1.8	mg/dL
Heparin	3,300	3,300	3,300	U/L
Ibuprofen	21.9	21.9	21.9	mg/dL
Levodopa (L-Dopa)	0.75	0.75	0.75	mg/dL
Methyldopa	2.25	2.25	2.25	mg/dL
Metronidazole	12.3	12.3	12.3	mg/dL
Phenylbutazone	24.08	32.1	32.1	mg/dL
Rifampicin	4.8	4.8	4.8	mg/dL
Theophylline	6.0	6.0	6.0	mg/dL
Acetylcysteine	15	15	15	mg/dL
Ascorbic Acid	5.25	5.25	5.25	mg/dL
Calcium Dobesilate	6.0	6.0	6.0	mg/dL
α-ketoglutarate	N/A	N/A	5	mg/dL

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Substance	Max Concentration without Interference			Units
	Glucose	Total Protein	Albumin
α-1-acid Glycoprotein	N/A	N/A	500	mg/dL
Acetoacetate	20	N/A	20	mg/dL
Albumin	15,000	N/A	N/A	mg/dL
Caffeine	10.8	10.8	10.8	mg/dL
Calcium	N/A	N/A	20	mg/dL
Cefotaxime	N/A	N/A	52.8	mg/dL
Cephalothin	180	180	180	mg/dL
Chloramphenicol	7.8	N/A	N/A	mg/dL
Cimetidine	3.0	3.0	3.0	mg/dL
Desacetylcefotaxime	N/A	N/A	6	mg/dL
Dopamine	0.0621	N/A	N/A	mg/dL
Eltrombopag	30	N/A	N/A	mg/dL
Glutathione	92	N/A	N/A	mg/dL
Hydrochlorothiazide	0.113	N/A	N/A	mg/dL
IgG	4,500	N/A	N/A	mg/dL
Lidocaine	1.5	N/A	N/A	mg/dL
Lithium	2.5	N/A	N/A	mg/dL
Methotrexate	136	68	N/A	mg/dL
Nitrofurantoin	0.213	0.213	0.213	mg/dL
Oxaloacetate	14.62	N/A	N/A	mg/dL
p-Aminosalicylic Acid	N/A	N/A	46.5	mg/dL
Penicillin G	N/A	900	1,800	mg/dL
Phenytoin	6	N/A	N/A	mg/dL
Proline	N/A	N/A	4	mg/dL
Pyruvate	5	N/A	N/A	mg/dL
Salicylic Acid	2.86	2.86	2.86	mg/dL
Sulfadiazine	N/A	25.5	25.5	mg/dL
Sulfanilamide	N/A	50	50	mg/dL

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Substance	Max Concentration without Interference			Units
	Glucose	Total Protein	Albumin
Uric acid	23.5	N/A	N/A	mg/dL

8.7 Traceability

The assay calibrators are traceable to the reference materials in the table below. The calibration parameters for each analyte are established internally and the assigned values for calibrators are unique for each reagent lot. The calibration information is barcoded on each Single-Use Consumable Kit.

Assay	Traceable Material
Glucose (mg/dL)	ID/MS→NIST SRM 1950
Total Protein (g/dL)	NIST SRM1950
Albumin (g/dL)	ERM-DA470k→Verichem 9466F

8.8 Method Comparison Study

Whole blood specimens were prospectively collected from subjects at five external sites. For each subject, two Li-Hep (no gel) tubes of whole blood and one EDTA tube were collected. One Li-Hep tube was analyzed on the TruVerus™, while the other was centrifuged shortly after collection to obtain Li-Hep plasma. The Li-Hep plasma and the EDTA sample were then shipped to a central laboratory for analysis using FDA-cleared comparator methods. Additionally, contrived samples were used sparingly to address extremely rare high and low target analytes. Truvian results were compared with results from the Roche Cobas Chemistry (c module) analyzer. Summary results are provided in the table below.

Analyte	Units	N	Range	Slope	Intercept	R
Glucose	mg/dL	341	50–441	0.95	3.20	0.998
Total Protein	g/dL	344	2.5–11.5	1.00	-0.20	0.964
Albumin	g/dL	345	1.5–6.0	1.00	0.00	0.969

8.9 EMC and Safety

The TruVerus™ has been tested and complies with the following internationally recognized consensus standards for electromagnetic compatibility and safety:

IEC 61326-2-6: 2020
IEC 61326-1: 2020
ETSI EN 301 489-1 V2.2.3 (2019-11)
ETSI EN 301 489-17 V3.2.4 (2020-09)

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CFR47 FCC Part 15, Subpart B (Class A)
ICES-003 Issue 7 October 2020
CFR47 FCC Part 15, Subpart C, 15.247
RSS-Gen – Issue 5, April 2018 including Amendment 1 (March 2019) and Amendment 2 (February 2021)
ETSI EN 300 328 V2.2.2. (2019-07)
ETSI EN 301 893 V2.1.1 (2017-05)

9 Conclusions

The performance data confirm that the subject device performs as intended and is as safe and effective as the predicate devices. Thus, the equivalence assessment and performance data demonstrate substantial equivalence to the predicates in terms of safety and effectiveness.

10 References

ElSayed NA, Aleppo G, Aroda VR,et al, American Diabetes Association. 2. Classification and diagnosis of diabetes: Standards of Care in Diabetes-2023. Diabetes Care 2023; 46(Suppl. 1):S19-S40
Henry, J.B., Clinical Diagnosis and Management by Laboratory Methods. 20th Ed. W.B. Saunders Co., Philadelphia (1976).
Tietz, N.W., Textbook of Clinical Chemistry. 2nd Ed. W.B. Saunders Co., Philadelphia (1994).

Regulation Number and Section

§ 862.1035 Albumin test system.

(a)
Identification. An albumin test system is a device intended to measure the albumin concentration in serum and plasma. Albumin measurements are used in the diagnosis and treatment of numerous diseases involving primarily the liver or kidneys.(b)
Classification. Class II.