The Haemonetics Cell Saver® Elite® Autotransfusion System and its related accessory components are intended for use to recover blood shed during or subsequent to an operation or as a result of trauma, processing the blood by a centrifugation and washing procedure, and pumping this processed red cell product to either a bag for gravity reinfusion into the patient or to the arterial line of an extracorporeal circuit for reinfusion into the patient. The intended use of the Sequestration Protocol is to collect an autologous, preoperative, platelet rich plasma product for reinfusion to the same patient within 6 hours of collection.
Device Story
Cell Saver Elite is an autotransfusion system for intra-operative/post-operative blood salvage and platelet sequestration. System processes shed blood via centrifugal separation (bowl) to concentrate and wash RBCs, removing hemolized cells, anticoagulant, and irrigating fluids. Input: shed blood from surgical site; Output: washed RBC product for reinfusion or platelet-rich plasma. Operated by trained clinicians in OR/clinical settings. Features include three-roller occlusive pump, bowl optics for effluent monitoring, pinch valve module, and ultrasonic air detector. System uses disposable bowl kits and reservoirs. Healthcare providers use GUI with touch screen and barcode scanner for data entry/tracking. Benefits include autologous blood recovery, reducing need for allogeneic transfusion.
Clinical Evidence
Bench testing only. Studies (TR-CLN-100177, TR-CLN-100201, TR-CLN-100049) evaluated processing efficiency, RBC recovery, and platelet sequestration. Results: final product hematocrit 40-60%, heparin/free hemoglobin washout ≥95%, RBC recovery ≥80%. Platelet sequestration met threshold of 3x incoming platelet count.
Technological Characteristics
Centrifugal separation system using Latham 225ml/125ml or 70ml blow-molded bowls. Features: three-roller occlusive pump, ultrasonic air detector, load-cell based waste/reservoir weighers, and optical sensors for effluent quality. Software-controlled pinch valves and centrifuge speeds. Connectivity via USB for data export. Sterilization: single-use disposable sets.
Indications for Use
Indicated for intra-operative and post-operative blood salvage in surgical procedures with medium to high blood loss (e.g., CABG, AAA, joint replacement, spinal, trauma, transplant) and for preoperative platelet-rich plasma collection. For use by trained physicians, OR nurses, perfusionists, anesthesia technicians, and autotransfusion service providers.
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.
Predicate Devices
Haemonetics Cell Saver Elite Autotransfusion System (K101907)
Submission Summary (Full Text)
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#### 510(k) Summary
Date Prepared: April 25, 2012
Submitter: Haemonetics Corporation 400 Wood Road. Braintree MA 02184
Contact: Greg Calder Regulatory Affairs Manager Phone: 781-356-9538 Fax: 781-356-3558 fax Email: gcalder@haemonetics.com
Device Information: Trade Name: Haemonetics Cell Saver Elite Autotransfusion System Regulation Number: 21 CFR 868.5830 Regulation Name: Autotransfusion Apparatus Regulatory Class: Class II (two) Product Code: CAC
Predicate Device Information: Trade Name: Haemonetics Cell Saver Elite Autotransfusion System Regulation Number: 21 CFR 868.5830 Regulation Name: Autotransfusion Apparatus Regulatory Class: Class II (two) Product Code: CAC
### Device Characteristics Summary:
The Cell Saver Elite Autotransfusion System is an evolution of the previously cleared Haemonetics Cell Saver Elite Autotransfusion System. The Cell Saver Elite was most recently cleared via 510(k) K 101907 on December 03, 2010.
The Cell Saver Elite System is intended to be used by trained physicians, operating room nurses or fior nurses, anesthesia technicians and autotransfusion service provide intra-operative and post-operative blood salvage for surgical procedures with medium to high blood loss including, but not limited to CABG, AAA, joint replacement, spinal, trauma and transplant surgeries.
The Cell Saver Elite System consists of a single use disposable equipment. One disposable set is used throughout an individual patient's surgical procedure and then discarded. The Cell Saver Elite System utilizes a unique bowl processing kit, but is compatible with Haemonetics standard reservoirs and A&A lines.
The collected blood is processed through a centrifugal separation chamber (bowl) where RBCs are concentrated and then washed, removing unwanted substances such as hemolized cells, anticoagulant and irrigating fluids. The washed RBC product is available for return via a product bag to the patient.
The Elite System is designed to perform plasma sequestration disposable in conjunction with an ancillary sequestration set prior to performing autotransfusion.
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# Non-clinical Testing Summary:
The following non-clinical performance testing was submitted in K101907. The data remains applicable to the system under review. 1
Non-clinical performance testing was completed in accordance with AT6:2005. A summary of the performance testing is presented below in Table 1: Summary of Performance Studies. Test data demonstrates that the device and resultant blood products met all clinical and performance requirements, and is as safe, as effective, and performs as well as or better than the predicate device.
| Cell Saver Elite In-<br>house Laboratory<br>Evaluation of<br>Processing Efficiency<br>and RBC Recovery | TR-CLN-100177 | The intent of this study was to<br>characterize the performance<br>of the Cell Salvage protocol of<br>the CS Elite in terms of<br>processing efficiency and<br>product characteristics. | • Final product hematocrit of<br>40-60%<br>• Heparin Washout ≥95%<br>• Free Hemoglobin Washout<br>≥95%<br>• Red Blood Cell Recovery<br>≥80% |
|-------------------------------------------------------------------------------------------------------------------------------|---------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| | | | Conclusion:<br>Data met Acceptance<br>Criteria |
| In-house Laboratory<br>Validation of Platelet<br>Sequestration Protocol<br>Using the Cell Saver<br>Elite | TR-CLN-100201 | The intent of this study was<br>to evaluate the Platelet<br>Sequestration protocol of the<br>CS Elite in terms of | No formal acceptance criteria;<br>characterization of the<br>product. |
| | | performance and product<br>characteristics | Conclusion:<br>The platelet rich plasma that<br>is produced meets the<br>threshold of three (3) times<br>the incoming platelet count of<br>the whole blood. |
| In-house Laboratory<br>Evaluation of<br>Processing Efficiency<br>and Product<br>Characteristics using<br>Pools without Lysate | TR-CLN-100049 | The intent of this study was to<br>characterize the performance<br>of the Cell Salvage protocol of<br>the CS Elite in terms of<br>processing efficiency and<br>product characteristics of<br>blood without Lysate; and<br>therefore to confirm the true<br>red cell recovery. | • Final product hematocrit of<br>40-60%<br>• Heparin Washout ≥95%<br>• Free Hemoglobin Washout<br>≥95%<br>• Red Blood Cell Recovery<br>≥80%<br>Conclusion:<br>Data met Acceptance<br>Criteria<br>The data above indicate the<br>processed RBC product data<br>from all three bowl types<br>exceeded the acceptance<br>criteria in terms of Hematocrit,<br>RBC Recovery and Washout.<br>The RBC recovery data was,<br>on average 12% higher than<br>the RBC Recovery derived<br>from procedures using pools<br>with high levels of free<br>hemoglobin. |
Table 1: Summary of Performance Studies
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#### Comparison to Predicate Summary:
The Cell Saver Elite system is an evolution of the Haemonetics Cell Saver Elite Autotransfusion System. The Cell Saver Elite system was most recently cleared via 510(k) K101907 on December 03, 2010. The Cell Flite system is designed to perform the same types of procedures as the previously cleared Cell Saver Elite system, utilizing identical disposable sets. The changes from the previously cleared Cell Saver Elite to the subject Cell Saver Elite system include a software change and a mechanical change to the pinch valve disposable sensor detection system.
A summary of the Cell Saver Elite system comparison to the predicate Ccll Saver Elite system is presented in Table 2: Comparison of the Haemonetics Cell Saver Elite system to the system to the system in 1 abit system.
| Characteristic | Cell Saver Elite System<br>(Subject device) | Cell Saver Elite System<br>(Predicate most recently cleared<br>K101907) |
|------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Indications for<br>Use | The Haemonetics Cell Saver® Elite™<br>Autotransfusion System and its related<br>accessory components are intended for<br>use to recover blood shed during or<br>subsequent to an operation or as a result<br>of trauma, processing the blood by a<br>centrifugation and washing procedure,<br>and pumping this processed red cell<br>product to either a bag for gravity<br>reinfusion into the patient or to the<br>arterial line of an extracorporeal circuit<br>for reinfusion into the patient. The<br>intended use of the Sequestration<br>Protocol is to collect an autologous,<br>preoperative, platelet rich plasma<br>product for reinfusion to the same<br>patient within 6 hours of collection. | Same |
| | Disposable Set | Designed to utilize the Latham 225 ml<br>bowl, Latham 125 ml bowl, and Blow<br>Molded 70 ml bowl processing sets.<br><br>Designed to utilize the PRP/PPP<br>Sequestration disposable accessory. |
| User Interface | | Graphical User Interface with touch<br>screen display technology for device<br>interface. Integrated barcode scanner to<br>simplify data entry.<br><br>Beacon light on top of the display to<br>provide general device status at a glance.<br>The status indicator and message area on<br>the GUI each have a vertical color coded<br>bar that corresponds to the beacon light |
| | Characteristic | Cell Saver Elite System |
| | (Subject device) | (Predicate most recently cleared |
| | | K101907) |
| Processing | Cell Salvage protocol: | Same |
| Functionality | Fill | |
| | Wash | |
| | Empty | |
| | Concentrate | |
| | Return | |
| | Emergency mode (Latham processing | |
| | sets only) | |
| | | |
| | Sequestration protocol: | |
| | Fill | |
| | Empty | |
| | Concentrate | |
| Centrifuge | Holds the rotating portion of the Latham | Same |
| | bowls during a procedure. For the 70 ml | |
| | Blow Molded bowl, a chuck adaptor is | |
| | used to hold the rotating portion of the | |
| | bowl in the centrifuge. Centrifuge | |
| | speeds are defined for each protocol and | |
| | bowl type. | |
| Pump | A three-roller occlusive pump moves | |
| | | Same |
| | fluids into and out of the bowl. Pump | |
| Bowl Optics | speeds are defined for each phase. | |
| | The bowl optics assembly is mounted | Same |
| | within the centrifuge. The optics | |
| | assembly possesses two optical sensors; | |
| | one for Latham bowls and one for Blow<br>Molded bowl. | |
| Effluent Line | | |
| Sensor | Monitors quality of bowl effluent (eg. | Same |
| | wash is satisfactory), adjusts pump | |
| | speed (eg. avoid red cell spillage), and | |
| | advances system to next phase when | |
| | appropriate. | |
| Valve Module | Consists of three pinch valves, which are<br>used to direct flow of fluids through the | Same |
| | set, and a manifold pressure sensor, | |
| | which monitors pressure levels in blue- | |
| | striped and red-striped lines during | |
| | | |
| Air Detector | Empty and Return.<br>Ultrasonic air detector monitors fluid | |
| | flow in the pump tubing. In Fill, the | Same |
| | sensor detects air when reservoir is | |
| | empty. In Concentrate, the sensor | |
| | detects air when RBC bag is empty. | |
| | | |
| | During Wash, it senses air when saline | |
| | bag is empty. In Empty and Return, it | |
| | senses air when bowl is empty. | |
| Characteristic | Cell Saver Elite System<br>(Subject device) | Cell Saver Elite System<br>(Predicate most recently cleared<br>K101907) |
| Waste Bag<br>Weigher | Load cell based sensor used to monitor<br>the amount of fluid collected in the 10 L<br>waste bag. When ~ 7.5 L of fluid is<br>detected, the device displays a message<br>that the waste bag is almost full. When<br>~ 8.5 L of fluid is detected, the device<br>displays a message that the waste bag is<br>full. | Same |
| Reservoir<br>Weigher | Load cell based sensor used to track the<br>amount of fluid collected in the<br>reservoir. The device initiates Fill<br>depending upon the values set for Fill<br>start volume and Fill resume volume. | Same |
| Suction | Designed to work with both regulated<br>external suction, and onboard manual<br>and SmartSuction technology. | Same |
| Historical<br>Procedure Data | Designed to provide historical procedure<br>records that include procedure data and<br>optional consumable data. Consumable<br>data can be entered via an onboard<br>barcode scanner or typed directly into<br>the record.<br>The procedure records can be<br>downloaded onto a USB storage device.<br>The device can retain data for up to 100<br>procedures. | Same |
Table 2: Comparison of the Haemonetics Cell Saver Elite System to the previously cleared predicate Cell Saver Elite System
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Table 2 (cont): Comparison of the Haemonetics Cell Saver Elite System to the previously cleared predicate
Cell Saver Elite System
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Table 2 (cont): Comparison of the Haemonetics Cell Saver Elite System to the previously cleared predicate Cell Saver Elite System
Greg Calder
Greg Calder Regulatory Affairs Manager
Haemonetics Corporation
Date: 04/25/2012
·
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Image /page/5/Picture/0 description: The image shows the seal of the Department of Health & Human Services - USA. The seal is circular and contains the words "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA" around the perimeter. In the center of the seal is an image of an eagle.
# DEPARTMENT OF HEALTH & HUMAN SERVICES
Food and Drug Administration 10903 New Hampshire Avenue Document Control Room -WO66-G609 Silver Spring, MD 20993-0002
MAY 2 2 2012
Haemonetics Corporation c/o Mr. Greg Calder 400 Wood Road Braintree. MA 02184-9114
Re: K120586
Trade/Device Name: Haemonetics Cell Saver Elite Autotransfusion System Regulation Number: 21 CFR 868.5830 Regulation Name: Autotransfusion apparatus Regulatory Class: II Product Code: CAC Dated: February 24, 2012 Received: February 27, 2012
Dear Mr. Calder:
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.
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
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Page 2 – Mr. Greg Calder
device-related 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 go to http://www.fda.gov/AboutFDA/CentersOffices/CDRH0ffices/ucm115809.htm for the Center for Devices and Radiological Health's (CDRH's) Office of Compliance. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21CFR 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 Biom…
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.