K170555 · U Deliver Medical, LLC · PIF · Aug 17, 2017 · Gastroenterology, Urology
Device Facts
Record ID
K170555
Device Name
U Deliver Bolink ENFit Enteral Feeding Sets
Applicant
U Deliver Medical, LLC
Product Code
PIF · Gastroenterology, Urology
Decision Date
Aug 17, 2017
Decision
SESE
Submission Type
Traditional
Regulation
21 CFR 876.5980
Device Class
Class 2
Attributes
Therapeutic, Pediatric
Indications for Use
The U Deliver Bolink ENFit Enteral Feeding Sets are intended to deliver liquid nutritional formulas or water to a patient's enteral access device (feeding tube).
Device Story
Gravity-fed enteral feeding sets; connect nutritional reservoirs to patient enteral access devices. Components include PVC tubing, on/off clamp, and distal ENFit connector (ISO 80369-3). Two configurations: Small Cap with cross spike or Large Cap with 40mm thread. Used in clinical or home settings; operated by healthcare providers or patients/caregivers. Fluid flows from reservoir through tubing to feeding tube. Clamp controls flow. Non-sterile, single-patient use. Benefits include standardized, secure connection to enteral tubes, reducing risk of misconnection.
Clinical Evidence
Bench testing only. Tests included fluid leakage, stress cracking, resistance to separation (axial load, unscrewing, overriding), dimensional analysis of ENFit connectors, biocompatibility (ISO 10993), flow rate testing, tensile testing, and packaging validation.
Technological Characteristics
Medical-grade, biocompatible materials. Gravity-fed flow. Components: PVC tubing, on/off clamp, ENFit connector (ISO 80369-3), and reservoir connectors (ISO/DIS 18250-3). Non-sterile. Assembled in Class 8 clean room (ISO 14644).
Indications for Use
Indicated for delivery of liquid nutritional formulas or water to enteral access devices in patients of any age, including adults, children, infants, and neonates. Prescription use only.
Regulatory Classification
Identification
A gastrointestinal tube and accessories is a device that consists of flexible or semi-rigid tubing used for instilling fluids into, withdrawing fluids from, splinting, or suppressing bleeding of the alimentary tract. This device may incorporate an integral inflatable balloon for retention or hemostasis. This generic type of device includes the hemostatic bag, irrigation and aspiration catheter (gastric, colonic, etc.), rectal catheter, sterile infant gavage set, gastrointestinal string and tubes to locate internal bleeding, double lumen tube for intestinal decompression or intubation, feeding tube, gastroenterostomy tube, Levine tube, nasogastric tube, single lumen tube with mercury weight balloon for intestinal intubation or decompression, and gastro-urological irrigation tray (for gastrological use).
Special Controls
*Classification.* (1) Class II (special controls). The barium enema retention catheter and tip with or without a bag that is a gastrointestinal tube and accessory or a gastronomy tube holder accessory is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to the limitations in § 876.9.(2) Class I (general controls) for the dissolvable nasogastric feed tube guide for the nasogastric tube. The class I device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to § 876.9.
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Image /page/0/Picture/2 description: The image is a seal for the Department of Health & Human Services - USA. The seal is circular with the text "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA" around the perimeter. In the center of the seal is an image of three faces in profile, stacked on top of each other.
Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
August 17, 2017
U Deliver Medical, LLC % Roger Grav VP. Quality And Regulatory Donawa Lifescience Consulting S.r.1. Piazza Albania, 10 Rome. 00153 Italy
Re: K170555 Trade/Device Name: U Deliver Bolink ENFit Enteral Feeding Sets Regulation Number: 21 CFR§ 876.5980 Regulation Name: Gastrointestinal Tube and Accessories Regulatory Class: II Product Code: PIF Dated: July 11, 2017 Received: July 14, 2017
Dear Roger Gray:
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. 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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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); medical device reporting (reporting of medical devicerelated adverse events) (21 CFR 803); good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820); and if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050.
If you desire specific advice for your device on our labeling regulation (21 CFR Part 801), please contact the Division of Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm. 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 Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm.
Sincerely,
Benjamin R. Fisher -S
Benjamin R. Fisher, Ph.D. Director Division of Reproductive, Gastro-Renal, and Urological Devices Office of Device Evaluation Center for Devices and Radiological Health
Enclosure
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DEPARTMENT OF HEALTH AND HUMAN SERVICES Food and Drug Administration
# Indications for Use
510(k) Number (if known)
K170555
Device Name
U Deliver Bolink ENFit Enteral Feeding Sets
Type of Use (Select one or both, as applicable)
Indications for Use (Describe)
The U Deliver Bolink ENFit Enteral Feeding Sets are intended to deliver liquid nutritional formulas or water to a patient's enteral access device (feeding tube).
| <div> <span> ☒ Prescription Use (Part 21 CFR 801 Subpart D) </span> </div> | <div> <span> □ Over-The-Counter Use (21 CFR 801 Subpart C) </span> </div> |
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# 510(k) Summary
| Trade Name: | U Deliver Bolink ENFit Enteral Feeding Sets |
|-----------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------|
| Type of 510(k) submission: | Traditional |
| Date of Submission: | 16 August 2017 |
| Manufacturer: | Cedic S.r.l.<br>Biomedical Division<br>Via Liberazione, 63/9<br>20068 Peschiera Borromeo (MI)<br>Italy |
| 510(k) Owner and Submitter: | U Deliver Medical, LLC<br>10150 City Walk Drive, Suite A<br>Woodbury, MN 55129<br>USA |
| Phone: | 612-381-7330 |
| FDA Registration Number: | Not yet registered |
| Owner/Operator Number: | Not yet registered |
| 510(k) Application Correspondent: | Mr Roger Gray<br>VP Quality and Regulatory<br>Donawa Lifescience Consulting<br>Piazza Albania 10<br>00153 Rome<br>Italy |
| Phone:<br>Fax:<br>Email: | +39 06 578 2665<br>+39 06 574 3786<br>rgray@donawa.com |
| FDA Product Code: | PIF |
| FDA Regulation Number: | 876.5980 |
| FDA Classification Name: | Gastrointestinal tubes with enteral specific connectors |
| Classification Panel: | Gastroenterology and Urology |
| Common Name: | Enteral Feeding Sets |
| FDA Classification: | Class II |
| FDA Identification: | The connector is attached to an enteral tube and is intended to<br>facilitate the administration of hydration, medication, and feed<br>to a patient |
### Device Description:
The U Deliver Bolink ENFit Enteral Feeding Sets consist of two configurations:
- U Deliver Bolink Small Cap Gravity Feeding Set with Cross Spike and ENFit Connector (ref. . BK-1085)
- U Deliver Bolink Large Cap Gravity Feeding Set with ENFit Connector (ref: BK-1405) .
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Image /page/4/Picture/0 description: The image contains the text "U Deliver Medical LLC". The words "U Deliver" and "Medical" are in a darker shade of blue, while "LLC" is in a lighter shade of blue. The text is arranged in two lines, with "U Deliver" on the first line and "Medical LLC" on the second line.
The U Deliver Bolink Small Cap Gravity Feeding Set with Cross Spike and ENFit Connector uses the free flow of gravity to dispense enteral feeding solutions from a distal reservoir (not supplied) which connects via a safety screw connection meeting the requirements of clauses 4 "General requirement" and 5 "Dimensional requirements for enteral feed reservoir connectors" of ISO/DIS 18250-3. 'Connectors for reservoir delivery systems for healthcare applications - Part 3: Enteral applications', to a PVC tube with external clamp, to a distal ENFit connector, meeting the requirements of ISO 80369-3, 'Small-bore connectors for liquids and gases in healthcare applications - Part 3: Connectors for enteral applications'.
The U Deliver Bolink Large Cap Gravity Feeding Set with ENFit Connector uses the free flow of gravity to dispense enteral feeding solutions from a distal reservoir (not supplied) which connects via a screw cap with a 40 mm thread, to a PVC tube with external clamp, to a distal ENFit connector, meeting the requirements of ISO 80369-3
Both sets are constructed from medical grade, biocompatible materials, and are supplied non-sterile for single patient use only.
# Indications for Use/Intended Use
The U Deliver Bolink ENFit Enteral Feeding Sets are intended to deliver liquid nutritional formulas or water to a patient's enteral access device (feeding tube).
# Principle of operation, mechanism of action, and interaction with the patient
The U Deliver Bolink ENFit Enteral Feeding Sets operate by providing a means of interconnecting enteral feeding solution reservoirs to a patient's enteral access device (feeding tube), so that patient enteral feeding can take place when 'new generation' enteral end fittings in accordance with ISO 80369-3 ('ENFit' connections) are present on the feeding tube. A clamp is provided on the tubes to allow feeding to be turned on or off. Although contact of components of the Enteral Feeding Sets may accidentally occur with patient's intact skin during use, the Enteral Feeding Sets have a central fluid path through which feeding solutions flow into the patient during the feeding process.
The U Deliver Bolink ENFit Enteral Feeding Sets are intended for prescription use only.
U Deliver Bolink ENFit Enteral Feeding Sets are not intended for a specific patient population: they can be used for adults, children, infants and neonates.
#### Device Specification
The ENFit connectors on the Enteral Feeding Sets are designed in compliance with FDA-recognized standard ISO 80369-3 "Small-bore connectors for liguids and gases in healthcare applications — Part 3: Connectors for enteral applications", and tested in accordance with FDA-recognized standard ISO 80369-20 "Small-bore connectors for liquids and gases in healthcare applications — Part 20: Common test methods".
The safety screw connector on the U Bolink ENFit Deliver Enteral Set with Safety Screw Connector is designed in accordance with ISO/DIS 18250-3.
The screw cap on the U Deliver Bolink Large Cap Gravity Feeding Set with ENFit Connector is designed with identical major dimensions to the identified predicate device, Metrixcare model 70040, Gravity Set with Feeding Cap (K132424).
#### Manufacture
The U Deliver Bolink ENFit Enteral Feeding Sets are assembled from components manufactured by subcontractors/suppliers to Cedic, the contract manufacturer, in environmentally controlled areas (clean room Class 8 according to ISO 14644), together with tubing and adhesive sourced 'off-the-shelf' by Cedic from other suppliers.
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Image /page/5/Picture/0 description: The image shows the text "U Deliver Medical LLC". The words "U Deliver" are in a larger, bolder font than "Medical LLC". The color of the text is blue, but the shade of blue is slightly different between the two lines of text.
# Performance Data
Bench tests have been carried out on samples of the U Deliver Bolink ENFit Enteral Feeding Sets, including:
- Fluid leakage ●
- Stress cracking ●
- . Resistance to separation from axial load
- Resistance to separation from unscrewing ●
- Resistance to overriding
- Disconnection by unscrewing
- Dimensional analysis of ENFit connectors
- . Biocompatibility testing according to ISO 10993
- Flow rate testing using water and enteral feeding formula ●
- . Tensile testing
- Packaging validation ●
#### Predicate device
The Predicate Device selected for comparison with the U Deliver Bolink ENFit Enteral Feeding Sets:
| Predicate Device: | Metrixcare Enteral Feeding Sets |
|----------------------|----------------------------------------|
| Sponsor: | The Metrix Company, USA |
| 510(k) Number: | K132424 |
| Clearance Date: | 12 February 2014 |
| FDA Product Code: | KNT |
| Classification Name: | Gastrointestinal tubes and accessories |
| Regulation No: | 876.5980 |
The Subject Device and the Predicate Device have many identical properties and features. The only differences that exist are:
The components included within the enteral feeding sets are different. The predicate includes a sight chamber, while the subject device does not, and the predicate includes a roller clamp, whereas the subject device includes an on/off clamp. These differences do not have any significant effect on the safety or effectiveness of the subject device.
The predicate device that uses the large screw cap at the proximal end has a minimum lumen diameter of 3.4 mm, whereas the equivalent subject device has a minimum lumen diameter of 4.0 mm. This difference allows a faster feeding rate for the subject device, but does not have any significant effect on the safety or effectiveness of the subject device.
The predicate device has a vented feeding cap, whereas the subject device cap is non-vented. The venting on the predicate device allows use of the predicate feeding set with both flexible and rigid feeding containers, while the subject device feeding set can be used only with flexible feeding containers. The subject device labeling includes a warning not to use with rigid containers.
#### Conclusion:
Based on the information contained within this submission, it is concluded that the U Deliver Bolink ENFit Enteral Feeding Sets are substantially equivalent to the identified sets within the predicate device that are already in interstate commerce within the USA.
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.
6. Collections
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.
How do you save a set of selected devices for later use?
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.