The ABMS is indicated for intraoperative and postoperative recovery of blood, washing of the processed blood, and pre-operative sequestration (with indirect and direct patient connection). Typical clinical applications of autotransfusion include the following surgical specialties: Cardiovascular, Orthopedics, Thoracic, Transplant Surgery, Emergency (Trauma), Neurosurgery, Obstetrics and Gynecology, and Urology.
Device Story
ABMS is an autotransfusion system for intraoperative/postoperative blood recovery, washing, and pre-operative sequestration. Hardware includes centrifuge, blood pump, three automatic clamps, control sensors, and user interface. System processes blood via centrifugation in a bowl; integrates automated autotransfusion and sequestration protocols. Used in clinical settings (OR, etc.) by trained personnel. Device provides automated control of blood processing phases (PRIME, WASH, EMPTY, RETURN, CONCentrate). Output allows clinicians to manage autologous blood for transfusion, potentially reducing need for allogeneic blood. Enhances Dideco Compact-A by adding automated sequestration protocols and modifying bowl base thickness.
Clinical Evidence
Clinical study compared automated sequestration (ABMS) to manual sequestration. Results showed ABMS PRP platelet yield mean 0.79 (SD 0.29) vs. manual 0.75 (SD 0.32); PRP platelet collection efficiency mean 69.2% (SD 17.6%) vs. manual 69.4% (SD 20.3%). Data indicates ABMS provides improved consistency and reproducibility. Bench and electrical safety/EMI/EMC testing also provided.
Technological Characteristics
Centrifugal blood processing system; includes centrifuge, blood pump, automatic clamps, and sensors. Features pre-programmable/reprogrammable processing modes (PRIME, WASH, EMPTY, RETURN, CONCentrate). Bowl sizes: 55, 125, 175, 225 ml. Blood pump speed: 25-1000 ml/min; Centrifuge speed: 1500-5600 RPM. Includes air and buffy coat detectors. Connectivity: Standalone unit with user interface control panel.
Indications for Use
Indicated for intraoperative/postoperative blood recovery, washing, and pre-operative sequestration in patients undergoing cardiovascular, orthopedic, thoracic, transplant, trauma, neurosurgical, obstetric/gynecologic, or urologic procedures.
Regulatory Classification
Identification
An autotransfusion apparatus is a device used to collect and reinfuse the blood lost by a patient due to surgery or trauma.
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# DEC 16 1988
K982650
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## APPENDIX H
- 2017-02-04 11:12:13
・・・
### 510(k) Summary
Dideco S.p.A. Abbreviated 510(k) 7/29/98 Autologous Blood Management System (ABMS)
{1}------------------------------------------------
# 510(k) Summary Dideco S.p.A. Autologous Blood Management System (per 21 CFR 807.92)
#### SPONSOR/APPLICANT 1.
Mr. Luigi Vecchi Contact: Dideco, S.p.A. via Statale 12 Nord, 86 I-41037 Mirandola (MO), Italy 011 39 535 298 11 Telephone: 011 39 535 252 29 Facsimile:
#### DEVICE NAME 2.
| Proprietary Name: | Autologous Blood Management System (ABMS) |
|-----------------------|-------------------------------------------|
| Common/Usual Name: | Autotransfusion Device |
| Classification Names: | Autotransfusion Apparatus |
#### PREDICATE DEVICES 3.
| • STAT-P | K884564 |
|-------------|--------------------------------------------------------------------|
| • Compact | K910991 (under the name Shiley Therapeutic Autotransfusion System) |
| • Compact-A | K940519 |
| | K963758 |
| | K963759 |
| • AT-1000 | K Number could not be identified |
#### 4. INTENDED USE
The ABMS is indicated for intraoperative and postoperative recovery of blood, washing of the processed blood, and pre-operative sequestration (with indirect and direct patient connection). Typical clinical applications of autotransfusion include the following surgical specialties: Cardiovascular, Orthopedics, Thoracic, Transplant Surgery, Emergency (Trauma), Neurosurgery, Obstetrics and Gynecology, and Urology.
{2}------------------------------------------------
#### DEVICE DESCRIPTION 5.
The ABMS consists of hardware and disposables. It is an enhancement of the parent device, the Dideco Compact-A. It integrates the automated autotransfusion protocols of the STAT-P as well as adding automated sequestration protocols. The main elements of the hardware include the centrifuge, blood pump, three automatic clamps, control sensors, and a user interface (control panel). The modifications to the disposables are an increase in the thickness of the base of the bowl and a change in labeling to the new product codes.
#### BASIS FOR DETERMINATION OF EQUIVALENCE 6.
Dideco S.p.A. makes the claim of substantial equivalence based on the intended use, indications for use, design, operational and technological characteristics, materials of construction, and principles of operation.
Bench and electrical (safety and EMI/EMC) testing presented in this 510(k) demonstrates that the ABMS is substantially equivalent to the Compact-A in these areas. In addition, a clinical study was conducted to compare the results obtained using automated sequestration (ABMS) with those previously submitted to FDA for the manual sequestration process. As shown in Table H-1 below, results for the PRP collected with the ABMS in the automatic mode were similar to those using the manual mode. The lower standard deviations for the ABMS results demonstrate more consistency and overall reproducibility in product collection than that observed with the manual sequestration process.
| Characteristic | ABMS | Manual<br>Process | |
|-------------------------------------------|------|-------------------|------|
| PRP Platelet Yield (1011) | Mean | 0.79 | 0.75 |
| | SD | 0.29 | 0.32 |
| PRP Platelet Collection Efficiency<br>(%) | Mean | 69.2 | 69.4 |
| | SD | 17.6 | 20.3 |
| | Table H-1. Sequestration Results |
|--|----------------------------------|
|--|----------------------------------|
A side by side comparison of the characteristics of the ABMS with cited predicate devices is provided in Table H-2.
{3}------------------------------------------------
| Characteristic | ABMS | STAT-P | COMPACT | COMPACT-A | AT-1000 |
|-----------------------------------------|-----------------------|----------------------|-----------------------|-----------------------|---------------------------|
| Separation by<br>centrifugation | YES | YES | YES | YES | YES |
| Separation chamber: bowl | YES | YES | YES | YES | YES |
| Available bowl sizes (ml) | 55, 125,<br>175, 225 | 55, 125,<br>175, 225 | 55, 125,<br>175, 225 | 55, 125,<br>175, 225 | 125, 225, 375 |
| Blood source for PPP/PRP | bag or<br>patient | NA | bag or<br>patient | bag or<br>patient | bag or<br>patient |
| Fully and semi-automatic<br>processing | YES | YES | NO | YES | YES |
| Air detector | YES | YES | YES | YES | YES |
| Buffy coat detector | YES | YES | YES | YES | YES |
| Pre-programmable | YES | YES | NO | YES | YES |
| Reprogrammable | YES | YES | NO | YES | YES |
| Tools required for bowl<br>installation | NO | YES | NO | NO | YES |
| Integral vacuum unit | NO | YES | NO | NO | YES |
| Dimensions (inches) | 17 x 22 x<br>18 | 34 x 20 x<br>31 | 17 x 22 x<br>18 | 17 x 22 x 18 | 17 x 31 x 48 |
| Weight (approx. in lbs.) | 73 | 262 | 73 | 73 | 265 |
| Identical tubing diameter | YES | YES | YES | YES | YES |
| Blood pump speed<br>(range in ml/min) | 25-1000 | 25-1000 | 25-1000 | 25-1000 | 0-1000 |
| Centrifuge speed (range in<br>RPM) | 1500-5600 | 1500-4800 | 1500-5600 | 1500-5600 | 2400-5600 |
| PPP collection parameters | 50 ml/min<br>5600 RPM | NA | 50 ml/min<br>5600 RPM | 50 ml/min<br>5600 RPM | 50-100 ml/min<br>5600 RPM |
| PRP collection parameters | 50 ml/min<br>2400 RPM | NA | 50 ml/min<br>2400 RPM | 50 ml/min<br>2400 RPM | 50-100 ml/min<br>2400 RPM |
| Operating Phases | | | | | |
| PRIME mode | YES | YES | YES | YES | YES |
| WASH mode | YES | YES | YES | YES | YES |
| EMPTY mode | YES | YES | YES | YES | YES |
| RETURN mode | YES | YES | YES | YES | YES |
| CONCentrate mode | YES | YES | YES | YES | YES |
| CONTinuous operation | YES | YES | YES | YES | YES |
| BQW (Better Quality<br>Wash feature) | YES | NO | YES | YES | YES (Pulse<br>Wash Mode) |
## Table H-2. Comparison of the ABMS with Predicate Devices
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Image /page/4/Picture/2 description: The image shows the logo for the U.S. Department of Health & Human Services. The logo features a stylized depiction of three human profiles facing right, stacked on top of each other. The profiles are rendered in black and have a flowing, abstract design. The logo is surrounded by a circular border containing the text "DEPARTMENT OF HEALTH & HUMAN SERVICES • USA" in a sans-serif font.
### DEC 1 6 1998
Food and Drug Administration 9200 Corporate Boulevard Rockville MD 20850
Dideco, S.P.A. c/o Ms.Rosina Robinson Senior Staff Consultant Medical Device Consultants, Inc. 49 Plain Street North Attleboro, MA 02760
K982650 Re : Dideco Autologous Blood Management System (ABMS) Requlatory Class: II (Two) Product Code: CAC November 11, 1998 Dated: November 12, 1998 Received:
Dear Ms. Robinson:
We have reviewed your Section 510(k) notification of intent to market the device referenced above and we have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to leqally 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). You may, therefore, market the device, subject to the general controls provisions of The general controls provisions of the Act include the Act. 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 (Premarket Approval), it may be subject to such additional controls. Existing major regulations affecting your device can be found in the Code of Federal Requlations, Title 21, Parts 800 to 895. A substantially equivalent determination assumes compliance with the Current Good Manufacturing Practice requirements, as set forth in the Quality System Requlation (QS) for Medical Devices: General regulation (21 CFR Part 820) and that, through periodic QS inspections, the Food and Drug Administration (FDA) will verify such assumptions. Failure to comply with the GMP regulation may result in regulatory In addition, FDA may publish further announcements action. concerning your device in the Federal Register. Please note: this response to your premarket notification submission does not affect any obligation you might have under sections 531 through 542 of the Act for devices under the Electronic Product Radiation Control provisions, or other Federal laws or requlations.
{5}------------------------------------------------
### Page 2 - Ms. Rosina Robinson
This letter will allow you to begin marketing your device as described in your 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.
If you desire specific advice for your device on our labeling requlation (21 CFR Part 801 and additionally 809.10 for in vitro diagnostic devices), please contact the Office of Compliance at (301) 594-4648. Additionally, for questions on the promotion and advertising of your device, please contact the Office of Compliance at (301) 594-4639. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR Other general information on your responsibilities under 807.97) . . the Act may be obtained from the Division of Small Manufacturers Assistance at its toll-free number (800) 638-2041 or (301) 443-6597, or at its internet address "http://www.fda.gov/cdrh/dsma/dsmamain.html".
Sincerely yours,
Thomas J. Callahan
Thomas J. Callahan, Ph.D. Director Division of Cardiovascular, Respiratory, and Neurological Devices Office of Device Evaluation Center for Devices and Radiological Health
{6}------------------------------------------------
K 98,265 510(k) Number (if known):
Device Name: Dideco Autologous Blood Management System (ABMS)
Indications For Use:
The ABMS is indicated for intraoperative recovery of blood, washing of blood collected in the post-operative period, and pre-operative sequestration (with indirect and direct patient connection). Typical clinical applications of autotransfusion include the following surgical specialties:
- Cardiovascular
- Orthopedics
- Thoracic
- Transplant Surgery
- Emergency (Trauma)
- Neurosurgery
- Obstetrics and gynecology
- Urology
(PLEASE DO NOT WRITE BELOW THIS LINE - CONTINUE ON ANOTHER PAGE IF NECESSARY)
Concurrence of CDRH, Office of Device Evaluation (ODE)
Sue L. Cooper
(Division Sign-Off) Division of Cardiovascular, Respiratory, and Neurological Devices K 98267 510(k) Number _
Prescription Use Use Use (Per 21 CFR 801.109) OR
Over-The-Counter Use
Dideco S.p.A. Abbreviated 510(k) 7/29/98 Autologous Blood Management System (ABMS)
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.