K140575 · Datex-Ohmeda, Inc. · CBK · Feb 3, 2015 · Anesthesiology
Device Facts
Record ID
K140575
Device Name
ENGSTROM CARESTATION, ENGSTROM PRO
Applicant
Datex-Ohmeda, Inc.
Product Code
CBK · Anesthesiology
Decision Date
Feb 3, 2015
Decision
SESE
Submission Type
Traditional
Regulation
21 CFR 868.5895
Device Class
Class 2
Attributes
Therapeutic, Pediatric
Indications for Use
The GE Datex-Ohmeda Engström Carestation and Engström Pro are designed to provide mechanical ventilation for adults and pediatrics weighing 5kg and above having degrees of pulmonary impairment varying from minor to severe. Optional Neonatal capabilities on Engström Carestation and Engström Pro expand the patient range to 0.25 kg. The GE Datex-Ohmeda Engström Carestation and Engström Pro are microprocessor based, electronically controlled, pneumatically driven ventilators that include integrated FiO2, airway pressure, spirometry, and volume monitoring. Options include an Aerogen Aeroneb nebulizer, data capture accessory, and an integrated air compressor. Options available on Engström Carestation only include integrated respiratory gas monitoring capabilities via various Datex-Ohmeda patient monitoring modules listed in the product labeling, capabilities to measure SpiroDynamics via an intratracheal pressure sensor in patients using sized 6.5 tracheal tubes and larger, and calculation of functional residual capacity of mechanically ventilated patients using Nitrogen Wash In/Wash Out method. Not all features are available with all patient populations. The Engström Carestation is not a pulmonary function calculation device. The system is designed for facility use, including within-facility transport, and should only be used under the orders of a clinician.
Device Story
Microprocessor-based, electronically controlled, pneumatically driven critical care ventilators; provide mechanical ventilation for adults, pediatrics, and neonates. Inputs include airway pressure, FiO2, spirometry, and volume monitoring data. Features include multiple ventilation modes (VCV, PCV, PCV-VG, SIMV, Bi-level, CPAP/PSV, NIV, nCPAP) and optional integrated respiratory gas monitoring, SpiroDynamics measurement, and functional residual capacity calculation. Used in clinical facilities by clinicians; includes within-facility transport capability. Output displayed on integrated screen via soft keys, com wheel, and resistive touch screen. Interfaces with central information management systems. Benefits include precise respiratory support and monitoring for patients with pulmonary impairment. Includes optional integrated air compressor (EVair) for dry, filtered air supply.
Clinical Evidence
No clinical data. Modifications were evaluated through nonclinical bench testing, including risk analysis, design reviews, unit-level testing, integration testing, and performance/safety verification.
Technological Characteristics
Microprocessor-based, electronically controlled, pneumatically driven. Includes integrated FiO2, airway pressure, spirometry, and volume monitoring. Features resistive touch screen, com wheel, and soft keys. Connectivity includes module bay for patient monitoring modules and data capture accessory. Optional integrated air compressor (EVair). Software version 7.X. Facility-use device.
Indications for Use
Indicated for mechanical ventilation of adults and pediatric patients weighing 5kg and above (or 0.25kg and above with optional neonatal capabilities) with pulmonary impairment ranging from minor to severe.
Regulatory Classification
Identification
A continuous ventilator (respirator) is a device intended to mechanically control or assist patient breathing by delivering a predetermined percentage of oxygen in the breathing gas. Adult, pediatric, and neonatal ventilators are included in this generic type of device.
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Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
February 3, 2015
Datex-Ohmeda, Inc. Ms. Trishia Dwyer Regulatory Affairs Leader Post Office Box 7550 Madison, WI 53707
Re: K140575
Trade/Device Name: GE Datex-Ohmeda Engström Carestation and Engström Pro Regulation Number: 21 CFR 868.5895 Regulation Name: Continuous Ventilator Regulatory Class: II Product Code: CBK Dated: December 29, 2014 Received: December 31, 2014
Dear Ms. Dwyer:
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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Page 2 - Ms. Dwyer
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 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 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/Resourcesfor You/Industry/default.htm. 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 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 yours,
**Tejashri Purohit-Sheth, M.D.**
Tejashri Purohit-Sheth, M.D. Clinical Deputy Director
DAGRID/ODE/CDRH FOR
Erin I. Keith, M.S. Director Division of Anesthesiology, General Hospital, Respiratory, Infection Control and Dental Devices Office of Device Evaluation Center for Devices and Radiological Health
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# Indications for Use
510(k) Number (if known): K140575
Device Name: GE Datex-Ohmeda Engström Carestation and Engström Pro
Indications For Use:
The GE Datex-Ohmeda Engström Carestation and Engström Pro are designed to provide mechanical ventilation for adults and pediatrics weighing 5kg and above having degrees of pulmonary impairment varying from minor to severe. Optional Neonatal capabilities on Engström Carestation and Engström Pro expand the patient range to 0.25 kg.
The GE Datex-Ohmeda Engström Carestation and Engström Pro are microprocessor based, electronically controlled, pneumatically driven ventilators that include integrated FiO2, airway pressure, spirometry, and volume monitoring. Options include an Aerogen Aeroneb nebulizer, data capture accessory and an integrated air compressor. Options available on Engström Carestation only include integrated respiratory gas monitoring capabilities via various Datex-Ohmeda patient monitoring modules listed in the product labeling, capabilities to measure SpiroDynamics via an intratracheal pressure sensor in patients using sized 6.5 tracheal tubes and larger, and calculation of functional residual capacity of mechanically ventilated patients using Nitrogen Wash In/Wash Out method.
Not all features are available with all patient populations.
The Engström Carestation is not a pulmonary function calculation device.
The system is designed for facility use, including within-facility transport, and should only be used under the orders of a clinician.
Prescription Use XXX (Part 21 CFR 801 Subpart D) AND/OR
Over-The-Counter Use (21 CFR 807 Subpart C)
(PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE IFNEEDED)
Concurrence of CDRH, Office of Device Evaluation (ODE)
Page 1 of 1
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Datex-Ohmeda Inc. 3030 Ohmeda Drive P.O. Box 7550 Madison, WI 53707-7550 USA
# Premarket Notification 510(k) Summary As required by section 807.92 Engström Carestation and Engström Pro
## GENERAL COMPANY INFORMATION as required by 807.92(a)(1)
#### COMPANY NAME/ADDRESS/PHONE/FAX:
Datex-Ohmeda, Inc. 3030 Ohmeda Drive PO Box 7550 Madison, WI 53707-7550 USA Tel: 608-221-1551 x 500-3260 Fax: 608-646-6488
#### NAME OF CONTACT:
Ms. Trishia Dwyer Ms. Monica Morrison (alternate)
DATE:
March 5, 2014
#### DEVICE NAME as required by 807.92(a)(2)
#### TRADE NAME:
Engström Carestation Engström Pro
#### COMMON NAME:
Ventilator, Continuous
#### CLASSIFICATION NAME:
ventilator, continuous, facility use
#### CDRH PRODUCT CODE:
СВК
#### REGULATION NUMBER:
CBK: 21 CFR 868.5895
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# NAME OF LEGALLY MARKETED DEVICE FOR WHICH A CLAIM OF SUBSTANTIAL EOUIVALENCE IS MADE as required by 807.92(a)(3)
The Engström Ventilator is substantially equivalent in safety and effectiveness to the legally marketed (predicate) Engström Ventilator (K111116).
## DEVICE DESCRIPTION as required by 807.92(a)(4)
The GE Datex-Ohmeda Engström Carestation and Engström Pro are flexible, and intuitive, critical care ventilators. A wide selection of performance options gives the user full control of the system configuration. The Engström Carestation and Engström Pro feature patient monitoring, patient ventilation, and the capability of interfacing with central information management systems.
Both the GE Datex-Ohmeda Engström Carestation and Engström Pro are designed to provide mechanical ventilation for adults and pediatrics weighing 5kg and above having degrees of pulmonary impairment varying from minor to severe. Optional Neonatal capabilities allow the Engström Carestation and Engström Pro to be used with patients weighing 0.25 kg and above.
The modes of ventilation currently available include:
- 1. Volume Controlled (VCV)
- 2. Pressure Controlled (PCV)
- 3. Pressure Controlled, Volume Guaranteed (PCV-VG)
- 4. Synchronized Intermittent Mandatory Ventilation, Volume Controlled (SIMV-VC)
- Synchronized Intermittent Mandatory Ventilation, Pressure Controlled (SIMV-PC) 5.
- 6. Synchronized Intermittent Mandatory Ventilation, Pressure Controlled Volume Guarantee (SIMV-PCVG)
- 7. Bi-level Airway Pressure Ventilation
- Constant Positive Airway Pressure Support Ventilation (CPAP/PSV) 8.
- Apnea backup (available in SIMV-VC, SIMV-PC, SIMV-PCVG/BiLevel-VG, BiLevel, 9. CPAP/PSV, and VG-PS)
- 10. Non-invasive ventilation (NIV), not available in neonatal mode
- 11. Infant Nasal CPAP (nCPAP), only available in neonatal mode
- 12. Volume Guarantee. Pressure Support (VG-PS), only available in neonatal mode
The GE Datex-Ohmeda Engström Carestation and Engström Pro are microprocessor based, electronically controlled, pneumatically driven ventilators that include integrated FiO2, airway pressure, spirometry and volume monitoring and an Aerogen Aeroneb Pro nebulizer control board.
The ventilator consists of two main components: a display and a ventilator unit. The display allows the user to interface with the system and control settings through use of soft keys on the display, a com wheel, and a resistive touch screen. The Engström Carestation also includes a module bay that allows the integration of various Datex-Ohmeda patient monitoring modules with the ventilator.
The user interface for control of nebulization is provided via the ventilator display unit. The standard nebulizer board is provided with both the Engström Carestation and Engström Pro variants. Users have the option to configure the system to use an external pneumatic nebulizer in place of the standard nebulizer.
The optional medical air compressor is intended for use as an accessory to provide a dry, filtered, breathable compressed air supply. The compressor is installed in the base of the ventilator cart. The
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compressor is powered from AC mains only. A source of compressed oxygen is required to be connected to Engström Carestation/Engström Pro equipped with the optional compressor. The use of an integrated air compressor was first cleared in K050597.
Optional accessories common to both Engström Carestation and Engström Pro include a trolley/cart, integrated air compressor, support arm, humidifier and water trap mounting brackets, and a data capture accessory. Additional optional accessories specific to the Engström Carestation include airway modules, intratracheal pressure sensor, auxiliary electrical outlets, and module bay. Optional functionality specific to the Engström Carestation includes integrated respiratory gas monitoring, capabilities to measure SpiroDynamics via a GE supplied intratracheal pressure sensor in patients using sized 6.5 tracheal tubes and larger, and calculation of functional residual capacity of mechanically ventilated patients using Nitrogen Wash Out method. The integrated respiratory gas monitoring is provided via the Datex-Ohmeda Gas Modules, M-C. M-COV. M-COVX, M-CaiO, M-CAiOV, M-CAiOVX, rev 3.2 software and higher (K001814), E-CO, E-COV, E-COVX, E-CAiO, E-CAiOV, E-CAiOVX (K051092), or M-Mini-CO2 Module (K023454) or E-MiniC module (K052582) which are physically integrated into the Engström Carestation, receive electronic power from the Engström Carestation and communicate measured values to the Engström Carestation for display on the system display unit.
#### INTENDED USE as required by 807.92(a)(5)
The GE Datex-Ohmeda Engström Carestation and Engström Pro are designed to provide mechanical ventilation for adults and pediatrics weighing 5kg and above having degrees of pulmonary impairment varying from minor to severe. Optional Neonatal capabilities on Engström Carestation and Engström Pro expand the patient range to 0.25 kg.
The GE Datex-Ohmeda Engström Carestation and Engström Pro are microprocessor based, electronically controlled, pneumatically driven ventilators that include integrated FiO2, airway pressure, spirometry, and volume monitoring. Options include an Aerogen Aeroneb nebulizer, data capture accessory, and an integrated air compressor. Options available on Engström Carestation only include integrated respiratory gas monitoring capabilities via various Datex-Ohmeda patient monitoring modules listed in the product labeling, capabilities to measure SpiroDynamics via an intratracheal pressure sensor in patients using sized 6.5 tracheal tubes and larger, and calculation of functional residual capacity of mechanically ventilated patients using Nitrogen Wash In/Wash Out method.
Not all features are available with all patient populations.
The Engström Carestation is not a pulmonary function calculation device.
The system is designed for facility use, including within-facility transport, and should only be used under the orders of a clinician.
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# SUMMARY OF TECHNOLOGICAL CHARACTERISTICS OF DEVICE COMPARED TO THE PREDICATE DEVICE as required by 807.92(a)(6)
The GE Datex-Ohmeda Engström ventilator has been updated from the predicate version (K111116). There have been no changes to the intended use or fundamental scientific technology.
This 510(k) requests clearance to add an alternate integrated air compressor to the Engstrom Carestation and Engstrom Pro accessory list. The alternate air compressor, the EV air differs from the predicate (cleared under K050597) in that it contains improvements in acoustics, vibration, and thermal dissipation.
The EVair compressor was designed specifically for the Engström family of products (Engström Carestation and Engström Pro). It fits in the back of the Engström cart and acts as a source of compressed air. The EVair is not available as a stand-alone compressor; it is only available as an accessory to the Engström Carestation and Pro. The new integrated compressor, EVair is manufactured by IMTMedical. The addition of the alternate compressor. EVair, does not affect the safe or effective use of the ventilator as the compressor interfaces with the ventilator in the same manner, and performs in an equivalent manner. There is no change to the Engstrom performance as a result of this change. Additionally, the EVair compressor performs in a functionally equivalent manner to the predicate, EVair03.
| | Engstrom Carestation,<br>Engstrom Pro 7.x software<br>(K111116) | Engstrom Carestation and<br>Engstrom Pro<br>(this 510(k)) | Comments/Equivalence | | |
|------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Indications<br>for Use | The GE Datex-Ohmeda<br>Engström family of ventilators<br>(Engström Carestation and<br>Engström Pro) are designed to<br>provide mechanical ventilation<br>for adults and pediatrics<br>weighing 5kg and above<br>having degrees of pulmonary<br>impairment varying from<br>minor to severe. Optional<br>Neonatal capabilities on<br>Engström family expand the<br>patient range to 0.25 kg. | The GE Datex-Ohmeda<br>Engström Carestation and<br>Engström Pro are designed to<br>provide mechanical ventilation<br>for adults and pediatrics<br>weighing 5kg and above<br>having degrees of pulmonary<br>impairment varying from<br>minor to severe. Optional<br>Neonatal capabilities on<br>Engström Carestation and<br>Engström Pro expand the<br>patient range to 0.25 kg. | Identical to Engstrom 7.X<br>(K111116) Indications for<br>Use. Only change is to<br>reference to product<br>name, Engstrom<br>Carestation and Engstrom<br>Pro instead of Engstrom<br>family of ventilators. | | |
| | | The GE Datex-Ohmeda<br>Engström family of ventilators<br>are microprocessor based,<br>electronically controlled,<br>pneumatically driven<br>ventilators that include<br>integrated FiO2, airway<br>pressure, spirometry and<br>volume monitoring. Options<br>include an Aerogen Aeroneb<br>nebulizer, data capture<br>accessory and an integrated air<br>compressor. Options available<br>on Engström Carestation only | | The GE Datex-Ohmeda<br>Engström Carestation and<br>Engström Pro are<br>microprocessor based,<br>electronically controlled,<br>pneumatically driven<br>ventilators that include<br>integrated FiO2, airway<br>pressure, spirometry, and<br>volume monitoring. Options<br>include an Aerogen Aeroneb<br>nebulizer, data capture<br>accessory, and an integrated<br>air compressor. Options | |
| | | Engstrom Carestation,<br>Engstrom Pro 7.x software<br>(K111116) | | Engstrom Carestation and<br>Engstrom Pro<br>(this 510(k)) | Comments/Equivalence |
| | | include integrated respiratory<br>gas monitoring capabilities via<br>various Datex-Ohmeda patient<br>monitoring modules listed in<br>the product labeling,<br>capabilities to measure<br>SpiroDynamics via an<br>intratracheal pressure sensor in<br>patients using sized 6.5<br>tracheal tubes and larger, and<br>calculation of functional<br>residual capacity of<br>mechanically ventilated<br>patients using Nitrogen Wash<br>In/Wash Out method. | | available on Engström<br>Carestation only include<br>integrated respiratory gas<br>monitoring capabilities via<br>various Datex-Ohmeda patient<br>monitoring modules listed in<br>the product labeling,<br>capabilities to measure<br>SpiroDynamics via an<br>intratracheal pressure sensor in<br>patients using sized 6.5<br>tracheal tubes and larger, and<br>calculation of functional<br>residual capacity of<br>mechanically ventilated<br>patients using Nitrogen Wash<br>In/Wash Out method. | |
| | | Not all features are available<br>with all patient populations. | | Not all features are available<br>with all patient populations. | |
| | | The Engström Carestation is<br>not a pulmonary function<br>calculation device. | | The Engström Carestation is<br>not a pulmonary function<br>calculation device. | |
| | | The system is designed for<br>facility use, including within-<br>facility transport, and should<br>only be used under the orders<br>of a clinician. | | The system is designed for<br>facility use, including within-<br>facility transport, and should<br>only be used under the orders<br>of a clinician. | |
| | Ventilation<br>Modes | 1. Volume Controlled (VCV),<br>2. Pressure Controlled (PCV),<br>3. Pressure Controlled,<br>Volume Guaranteed (PCV-<br>VG),<br>3. Pressure Controlled,<br>Volume Guaranteed (PCV-<br>VG),<br>4. Synchronized Intermittent<br>Mandatory Ventilation,<br>Volume Controlled (SIMV-<br>VC),<br>5. Synchronized Intermittent<br>Mandatory Ventilation,<br>Pressure Controlled (SIMV-<br>PC),<br>6. Synchronized Intermittent<br>Mandatory Ventilation,<br>Pressure Controlled Volume<br>Guarantee (SIMV-PCVG),<br>7. Bi-level Airway Pressure<br>Ventilation<br>8. Constant Positive Airway<br>Pressure/Pressure Support | | 1. Volume Controlled (VCV),<br>2. Pressure Controlled (PCV),<br>3. Pressure Controlled,<br>Volume Guaranteed (PCV-<br>VG),<br>3. Pressure Controlled,<br>Volume Guaranteed (PCV-<br>VG),<br>4. Synchronized Intermittent<br>Mandatory Ventilation,<br>Volume Controlled (SIMV-<br>VC),<br>5. Synchronized Intermittent<br>Mandatory Ventilation,<br>Pressure Controlled (SIMV-<br>PC),<br>6. Synchronized Intermittent<br>Mandatory Ventilation,<br>Pressure Controlled Volume<br>Guarantee (SIMV-PCVG),<br>7. Bi-level Airway Pressure<br>Ventilation<br>8. Constant Positive Airway<br>Pressure/Pressure Support | Identical to Engstrom 7.X<br>(K111116). No change to<br>the ventilation modes. |
| | | Engstrom Carestation,<br>Engstrom Pro 7.x software<br>(K111116) | | Engstrom Carestation and<br>Engstrom Pro<br>(this 510(k)) | Comments/Equivalence |
| | | Ventilation (CPAP/PSV),<br>9. Apnea backup (available in<br>SIMV-VC, SIMV-PC, SIMV-<br>PCVG/BiLevel-VG, BiLevel,<br>CPAP/PSV, and VG-PS),<br>10. Non-invasive ventilation<br>(NIV),<br>11. Nasal CPAP (nCPAP).<br>12. Volume Guaranteed,<br>Pressure Support (VG-PS)<br>Note: NIV is not available in<br>neonatal mode. VG-PS and<br>nCPAP are only available in<br>neonatal mode. | | Ventilation (CPAP/PSV),<br>9. Apnea backup (available in<br>SIMV-VC, SIMV-PC, SIMV-<br>PCVG/BiLevel-VG, BiLevel,<br>CPAP/PSV, and VG-PS),<br>10. Non-invasive ventilation<br>(NIV),<br>11. Nasal CPAP (nCPAP).<br>12. Volume Guaranteed,<br>Pressure Support (VG-PS)<br>Note: NIV is not available in<br>neonatal mode. VG-PS and<br>nCPAP are only available in<br>neonatal mode. | |
| | Engstrom<br>Ventilator<br>System<br>Software | Version 7.X | | Version 7.X | Substantially equivalent.<br>Minor software updates<br>only have been made with<br>no change to the features<br>or function of the<br>ventilator. |
| | Optional<br>Integrated<br>Air<br>Compressor | Integrated Air Compressor<br>option available (called<br>EVair03) | | Integrated Air Compressor<br>option available (called EVair) | Functionally equivalent to<br>Engstrom 7.X (K111116).<br>Verification has<br>demonstrated that the<br>EVair compressor is<br>functionally equivalent to<br>the predicate EVair03<br>compressor. |
| | Air<br>Compressor:<br>Transition to<br>backup air<br>supply for<br>Engstrom | Pneumatic control to switch<br>from standby to reserve air<br>supply. Backup operation<br>begins when pipeline pressure<br>drops below 250 kPa (36.3 psi). | | Software control to switch<br>from standby to reserve air<br>supply. Backup operation<br>begins when pipeline pressure<br>drops below 280 kPa (40.6 psi),<br>this is a factory set-point<br>but can be adjusted by trained<br>service personnel. | The backup operation of<br>the EVair is substantially<br>equivalent to the<br>predicate EVair03.<br>Pressure values still fall<br>within the Engstrom<br>ventilator specifications.<br>No functional change to<br>the Engstrom Ventilator,<br>the EVair has been<br>verified to be functionally<br>equivalent to the EVair03<br>compressor. |
Please see the table below for a comparison of the predicate Engstrom Carestation and Engstrom Pro (K11116) compared to the modifications proposed in this 510(k):
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## SUMMARY OF NONCLINICAL TESTING FOR THE DEVICE and CONCLUSIONS as required by 807.92(b)(1)(3)
The GE Datex-Ohmeda Engstrom Carestation and Engström Pro ventilators with the integrated compressor have been thoroughly tested through verifications and validation. including software validation. Verification of compliance with applicable standards has also been completed to ensure safe use of the device in its intended use environment. The following quality assurance measures were applied during the development of the Engstrom ventilator system:
- o Risk Analysis
- Requirements/Specification Reviews O
- Design Reviews O
- Testing on unit level O
- o Integration testing
- Performance Testing (Verification) o
- Safety Testing (Verification) o
## SUMMARY OF CLINICAL TESTING FOR THE DEVICE and CONCLUSIONS as required by 807.92(b)(2)
The modifications made to the Engström ventilator did not require clinical testing. The compressor improvements as described in this submission were completely evaluated by nonclinical tests to verify and validate the safety and functionality of the ventilator.
#### CONCLUSION:
The summary above demonstrates that there are no new questions of safety and effectiveness for the Engström Carestation and Engström Pro ventilators as compared to the predicate devices. Based on the performance data, GE Healthcare considers the Engström Carestation and Engström Pro ventilators to be as safe and effective, and perform in a substantially equivalent manner to the predicate devices.
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.