- Boehringer Laboratories, Inc.
Contents
1. the repair is not covered under warranty and will be a chargeable repair This warranty excludes acts of God fire flood and acts of war terror or insurrection This warranty is not transferable from the original purchaser Boehringer Laboratories sole and exclusive remedy under this warranty is limited to repairing and or replacing the suction regulator There are no other express or implied warranties beyond these warranties set forth above At Boehringer Laboratories we are committed to lowering your suction regulator costs of operation VVVVVVVVY All repairs will be shipped back within five days of receipt of purchase order authorization For quality factory service call 800 642 4945 or 610 278 0900 for your return authorization Ship returns to Boehringer Laboratories LLC Repair Department 300 Thoms Dr Phoenixville PA 19460 New Products We are continually striving to reach higher and higher standards of quality We value your comments and input on our suction regulators If you are pleased with this instrument please find out more about Boehringer Laboratories complete line of suction controls 3720 013 Rev F P N 33575 13 of 15 Released October 2010 User Manual 3720 IS OONOARWND 3720 013 Rev F Released October 2010 FIGURE 1 Model 3720 pictured P N 1465BF 33568 1466 2297 1461 1464 1871 33582 1468 1454 1484 kkk 1462 Description Lens Cap Retaining Ring Lens Cap Model2. 3720 Regulating Diaphragm Piston Stem Assembly Quad Ring Spring 200 mm Hg Diaphragm Housing Ass ly Lock Screw Control Valve Retaining Screw Control Valve Retaining Washer U cup Reg Body Thumb Spring P N 33575 User Manual 3720 So are P N 1480 353 33038 33040 33042 33036HS 33563 33043 33571AN kkk kkk kkk an PKK ann Description Thumb Spring Retaining Screw Control Valve Control Valve O Ring Gauge Retaining Ring Gauge View Tube Gauge Diaphragm Gauge Piston Gauge Spring 60 mm Hg Fastener Gauge Body with Label 60 mm Hg CASS Valve Spring CASS Button Assy CASS Valve Retainer The Reg Body Control Valve and CASS Button Assy are factory matched and will be factory serviced only 14 of 15 BOEHRINGER Boehringer Laboratories LLC 300 Thoms Dr Phoenixville PA 19460 For Customer Service Or Technical Support 800 642 4945 www boehringerlabs com 3720 013 Rev F P N 33575 15 of 15 Released October 2010 User Manual 3720
3. cleaning the instrument assemble and lubricate as follows Parts are available from Boehringer Laboratories and may be ordered by part number P N Part numbers are found in figure 1 at the end of this manual if Lubricate control valve 15 and CASS valve assembly over entire mating surface with synthetic lubricant P N 1895 2 Rotate both valves and inspect for dry areas before they are reassembled The valves must have a thin layer of lubricant over their entire diameter without excess in the cross ports 3 Lubricate the threaded sleeve in diaphragm housing 7 and U cup 11 with a light coat of synthetic lubricant P N 1895 4 Assemble diaphragm housing in reverse order of disassembly NOTE The CASS valve must depress easily and return to its original position upon reassembly 5 Inspect quad ring seal 5 for cuts or wear Replace if needed 6 Assemble unit in reverse order of disassembly Gauge 7 Slide large end of diaphragm 20 over piston 21 until top ring snaps into groove in piston Be certain the top bead of the diaphragm is completely engaged into the groove of the piston CAUTION If the diaphragm is not seated properly it will rub against the view tube and may lead to premature failure of the gauge 8 Slide view tube over diaphragm piston assembly 9 Roll edge of diaphragm around bottom of view tube and into groove Make sure there are no folds or twists and that diaphragm is smooth 10 Insert spring 22 into p
4. precision 12 of 15 WARRANTY AND REPAIR Boehringer Laboratories Inc guarantees all 3700 Series LONG LIFE Suction Regulators for TEN years Boehringer Laboratories Inc will also warrant all fittings purchased from and installed by Boehringer Laboratories Inc for the same warranty period as the suction regulator on which they were originally installed Boehringer Laboratories LLC warrants to the original purchaser new suction regulators purchased directly from Boehringer Laboratories LLC or from an authorized dealer or representative This warranty guarantees the suction regulators to be free from functional defects in materials and workmanship We also guarantee that our suction regulators will meet our published specifications All regulators returned for repair shall be clean and free from contamination prior to shipment to Boehringer Laboratories This requirement is for the safety of our employees as well as to comply with Federal Law prohibiting the shipment of unmarked biohazard materials If units are returned contaminated a cleaning charge may result A service charge may be assessed on any unit returned that shows evidence of gross abuse Boehringer Laboratories LLC is the only authorized warranty service center for our suction regulators Any repair service requesting a return authorization for repair will be asked to provide the name and location of the Original equipment purchaser If this information cannot be provided
5. to provide a consistent level of vacuum under changing flow conditions Involuntary pneumatic biopsy or tissue damage can occur when high levels of vacuum are applied to delicate tissue With a Boehringer regulator you can depend on very low spike compared to our competitor s models Spike is the variation in indicated suction as flow in the collection circuit changes from an a free flowing condition to an occluded condition We measure spike as the change in indicated suction from full flow to a no flow condition using a typical collection circuit with a 14 French catheter To test set the regulator to 100 mm flowing and then allow occlude the 14Fr catheter The change in the indicated suction level is Spike Boehringer regulators are checked on the assembly line to meet a specification of less than 10 of the indicated setting for example 10mmHg spike at a 100 mmHg setting An evaluation of a regulator s spike allows one to determine whether the device is truly regulating A safe and reliable regulator should regulate to its set position regardless of variable flow conditions Inaccuracy caused by observational position of an indicating element pointer to a reference element scale P N 33575 User Manual 3720 3 of 15 SAFETY INFORMATION WARNING This product is intended for use by or on the order of a physician It is to be used by individuals who are properly trained in medical suctioning procedures Pl
6. you must assemble or disassemble fittings please follow these instructions Suction tubing attached directly to the suction regulator Patient Connetction Port Suction regulator attached to collection canister rollstand or trap bottle Wall Adapter Port Vacuum outlet requires a 90 twist to release the regulator Vacuum outlet has a button to release the regulator The adapter screws onto the outlet and then is unscrewed to remove approximately 3 turns For special adapter requirements please contact us at 800 642 4945 3720 013 Rev F P N 33575 Released October 2010 User Manual 3720 sas ja 1 Assemble desired male quick connect to the wall adapter port on the back of the regulator using thread sealant 2 Assemble the desired inlet fitting to the patient connection port bottom of the regulator using Teflon tape or thread sealant 3 The regulator is now ready to be placed in service on your suction system Patient Connection Port bottom Model 2469 High Flow Bubble Barb Model 1487 DISS Body Adapter Model 1492 Diamond Ohio Model 1493 Chemetron NCG Rectangular Adapter Model 1504 DISS Hand Tight Nut and Gland 5 of 15 FEATURES amp OPERATION Patented Non Parallax Linear Gauge Allows accurate readings from 180 field and maintains calibration Each range has unique color coding Typical CASS applications should be kept in the green zone 15mmHg 30mmHg DECREASE Adjusting Knob E
7. 2 of 15 Released October 2010 User Manual 3720 Definition of Terms and Symbology VACUUM SUCTION A WARNING CAUTION IMPORTANT OFF REG LINE CONTIN INT ft PARALLAX 3720 013 Rev F Released October 2010 Air or other gases at a sub atmospheric pressure typically expressed as mmHg or cmH 0 A use of vacuum that causes a fluid or solid to be drawn into an interior space or to adhere to a surface because of the difference between the external and internal pressures Alerts the user to the presence important operating and maintenance instructions in the literature accompanying the device Alerts user to actions or conditions that could result in injury to user or patient Alerts user to actions or conditions that can cause damage to the device or may result in substandard performance of the device or system Indicates an action that is emphasized to ensure proper operation of equipment Supply suction is off and patient circuit is vented to atmospheric pressure Supply suction is on and regulated output is controlled to prescribed setting Supply suction is on and regulation is bypassed to deliver maximum suction to collection circuit Intermitting regulator setting that provides continuous regulated suction to the collection circuit Intermitting regulator setting that allows periodic automatic application amp venting of the collection circuit Lo Spike Accuracy of regulation depends primarily on the ability
8. User Manual BOEHRINGER Boehringer Laboratories LLC 300 Thoms Dr Phoenixville PA 19460 800 642 4945 CASS Regulator Model 3720 Covered under one or more of the following patents 6 264 890 6 228 056 9 992 239 5 879 624 5 409 491 5 372 593 5 354 262 5 203 778 Other Patents Pending 2008 Boehringer Laboratories Inc WELCOME Congratulations on your purchase of a Boehringer Suction Regulator We consider our Suction Regulators to be the best in the world We are confident they will provide you with reliable trouble free safe patient care and low cost of operation This product is intended for use by individuals properly trained in suctioning procedures by or on the order of a physician Please read these instructions carefully CONTENTS COMEM Saaana aT A 2 Definition Of Terms Symbology ccccccccececsseeseseceeeceeeaeeseeeeeeesseseeeseeeeeeeesaueeeeseeeeessaeaseeeeeeees 3 Salet Nonna NON naaa aE 4 Omnic a NN S eeo r E a Tene 4 PAS UAC ae a a a a E 5 FC ESS a a E E E E E 6 CINICI S Erase aa a 7 PASS EEE N E E T E E E E tant E E T E S A 8 MAIMANE aoi a E e e Unt dete a E dee a 8 Gleaming amp DISNIECUOM arein a a E N 9 PIS ASS EMO onna aa e a a a a a ttaghs 9 A Semo cenean S 10 TROUDIESNOO MING ninn a r N r E 11 SOCIAL ONS ayana a a ec ed Sa eet ee 12 ACCESSOS snie E T tuesetacubenseaulminssouawens 12 Waran yeee e A 13 Gul Away and Pans Didaga ecesna aa ai a a a aA 14 3720 013 Rev F P N 33575
9. aspiration of dirt and or fluids into the Regulator Symptom Probable Cause Solution o Instrument fails to provide suction at the The supply or patient fittings are Ban lacecr ciean ne nine patient port clogged p g Gauge doesn t respond to changes in a suction via control valve or adjustment Gauge diaphragm is improperly sealed Disassemble gauge and check the knob on the gauge piston and or view tube position of the gauge diaphragm Gauge piston is discolored Material has entered the inside of the Instrument is contaminated Disassemble gauge and clean the instrument Gauge responds slowly to changes in The small hole in the top of the View Using a small diameter probe pierce the suction Tube may be plugged hole to clear the obstruction Instrument will not shut off or exhibits Dried fluids may have cut the quad ring Replace the quad ring 5 and Test the high droop seal unit as per above procedure l Piston Stem surface is binding with Instrument fails to regulate suction foreign matter Disassemble and clean the instrument Make sure retaining ring 17 is seated in Gauge is not sealed groove on the gauge body and there is no end play in the view tube 19 Erratic gauge movement resulting from regulator adjustment IMPORTANT Always test the reassembled unit after each maintenance procedure A See the Test section page 9 for exact test procedure 3720 013 Rev F P N 33575 11 of 15 Released October 2010 User Manua
10. ease read these instructions carefully The Boehringer CASS regulator should not be used for closed wound drainage pleural suctioning thoracic drainage or any application that does not afford an atmospheric vent for the suction circuit The CASS button provides a momentarily high suction pulse which could cause localized barotrauma if not allowed to quickly vent the suction back to atmosphere Suction regulators must only be attached to vacuum systems Do not attach to compressed air nitrogen or oxygen sources Suction catheters collection canisters and suction tubing must be carefully evaluated and selected to ensure adequate function for the specific clinical environment and intended field of use Do not use Boehringer suction regulators in the presence of flammable anesthetics There have been reports of increased intracranial pressures associated with endotracheal suctioning procedures Persistent increased ICP has been associated with neurological damage and fatalities ECRI Healthcare Product Comparison System US Regulators Suction Plymouth Meeting PA 1999 CAUTION Collection canisters are mandatory for all suction procedures We strongly recommend the use of an overflow protection device filter or trap bottle at all times between the regulator and collection canister See Accessories at the end of this manual P Always verify regulator operation LoSpike see page 4 for details before use on a pati
11. ent Verify operation by establishing the desired vacuum level with the collection circuit and suction catheter attached to the regulator Occlude the suction catheter and note that the indicated vacuum does not rise by more than 10 of the original setting ntermitting Regulators The automatic return of the patient circuit to atmosphere may not eliminate the need for catheter tip irrigation As with any automatic system it is important to monitor the results to be sure that drainage is occurring in a safe efficient manner The fact that the intermitter is cycling is not an indication that effective drainage is occurring The Model 3708 Boehringer MRI Suction Regulator is the only MR conditional regulator with FDA 510K approval 3720 013 Rev F P N 33575 4 of 15 Released October 2010 User Manual 3720 INSTALLATION All Boehringer suction regulators are supplied with 1 8 NPT female ports The standard port facilitates simple adaptation to any quick disconnect system Fittings are available from Boehringer to adapt to your quick connect system We recommend you purchase the appropriate fittings with your regulator at the time of purchase The fittings will then be factory installed prior to shipping By purchasing the regulator and fittings a complete system simultaneously the factory will apply the unmatched 10 Year Warranty of our suction regulators to the fittings as well See 14 for complete warranty details In the event that
12. f the orifice of your regulator has a stainless steel filter this can be cleaned by wiping the outside of the filter with a lint free cloth 0 3mm orifice stainless steel filter Based on data from your periodic inspections determine a cleaning maintenance schedule appropriate for the operational conditions of your facility Clean inspect lubricate and test based on your schedule and according to the Instrument Cleaning and Disinfection Instrument Lubrication and Test section outlined below TEST 1 With the control valve in the REG or CONTIN position and a collection system attached with a 14 Fr catheter regulator should control vacuum from 10 100 of full scale FS 2 With the control valve in the REG position and housing turned all the way off with suction port occluded gauge should read zero 3 With the control valve in the REG position adjust regulator to the middle of the scale and occlude the hg catheter Gauge movement should be less than 5 of the full scale of the regulator This measurement is called droop 4 The gauge should be accurate to 5 FS for any measurement within the range of the scale If this is not the case please return the gauge to the manufacturer for repair replacement CAUTION Inaccurate gauge calibration may lead to a high suction condition applied to the patient 5 With the control valve in the OFF position suction should be at atmospheric and gauge should read zero With suct
13. ion port occluded gauge should read zero 3720 013 Rev F P N 33575 8 of 15 Released October 2010 User Manual 3720 6 With the control valve in the REG set the Regulator to the middle of the scale and turn control valve to OFF then back to REG or CONTIN Gauge indicator should not travel more than 20 past the set point before settling at the desired level 7 A final important step in instrument maintenance is the identification of the instrument This confirms that a qualified individual performed service to accepted procedures and approved master gauges An ID tag should accompany the instrument which indicates as a minimum date of service individual performing the service and the date of next service CAUTION Have the regulator factory serviced if not performing to specifications See Warranty and Repair on p 16 for details on getting your instrument factory serviced Cleaning amp Disinfection Please refer to Boehringer document 7700 192 Boehringer Suction Regulator Recommendations for Decontamination and Autoclaving for guidance This information is available online at www boehringerlabs com or toll free at 1 800 642 4945 DISASSEMBLY Refer to Figure 1 on page 15 for the appropriate diagram Regulator 1 Back out lock screw 8 on housing assembly 7 with 1 16 hex wrench 2 Unscrew diaphragm housing 7 from regulator body 12 3 Remove valve retaining screw 9 and washer 10 with 5 32 hex wrench Pull out con
14. iston view tube subassembly 11 Slide piston subassembly with spring up gauge body facing down into gauge body 24 12 Press until view tube assembly rests on shoulder in gauge body 13 Assemble retaining ring 17 into groove in gauge body Regulator 14 Place spring 6 on piston stem assembly 4 and then insert through diaphragm housing assembly 7 15 Cover piston stem assembly 4 with lens cover 2 and snap lens cap retaining ring 1 into groove 16 Assemble quad ring 5 to stem 4 then screw housing into body 12 17 Tighten lock screw 8 to retain diaphragm housing on regulator body groove 18 Insert the control valve 15 and position the valve retaining washer 10 before securing it with the valve retaining screw 9 IMPORTANT Always clean the unit prior to assembly See Cleaning and Disinfection pg 10 for details 3720 013 Rev F P N 33575 10 of 15 Released October 2010 User Manual 3720 TROUBLESHOOTING Complete Technical Manuals and Service Bulletins can be found at http www boehringerlabs com support suction requlator technical manuals php Video Tips and Techniques for use and repair can be found at http www boehringerlabs com support video product videos php http Awww youtube com boehringerlabsllc Boehringer Suction Regulators have been designed for years of trouble free service Should you experience difficulty that is not the result of damage to the instrument the most likely cause is
15. l 3720 SPECIFICATIONS Gauge accuracy 5 FS Inlet and outlet fittings 1 8 NPT Regulation Accuracy 10 FS from full flow to zero flow with 14 FR catheter attached Leak rate in OFF position less than 1 cc min Free Air Flow Greater than 38 LPM with regulator set to 100 mmHg at standard JCAHO supply 305mmHg 180 SCFH and a typical collection circuit e Materials polycarbonate hard anodized aluminum stainless steel Buna rubber silicone acetal copolymer Model Regulation Range User Selectable Modes Wt Ib H x W x D in 3720 6 60 mm Hg Off Regulated Control Regulator weights are without fittings Operating and Storage Limits We recommend that Boehringer Suction regulators be operated and stored at controlled conditions that typically reflect the medical facility environment ACCESSORIES rere ho om es f Integral Trap Bottle Model 9100 float mechanism bi a 472 Inline Filter Model 7791 This device will protect your regulators and suction system from fluid overflow Itis a hydrophobic high flow 1 0 micron filter and can be EtO sterilized The filter goes in the patient circuit between the waste canister and the regulator 3720 013 Rev F Released October 2010 P N 33575 User Manual 3720 This device will protect your regulators and suction system from fluid overflow The bottle provides a 60 ml backup overflow volume with shut off capability provided by a
16. ospe R Ros A Guerin C el Khouri Z et al Prevention of nosocomial pneumonia in intubated patients respective role of mechanical subglottic secretions drainage and stress ulcer prophylaxis Intensive Care Med 1992 18 20 25 e Kollef MH Skubas NJ Sundt TM A randomized clinical trial of continuous aspiration of subglottic secretions in cardiac surgery patients Chest 1999 116 1339 1346 3720 013 Rev F P N 33575 7 of 15 Released October 2010 User Manual 3720 MAINTENANCE Your Boehringer Regulators have been designed to provide years of trouble free operation Most service activity is the result of aspiration of bodily fluids into the regulator The routine use of an appropriate collection canister greatly reduces needed service To determine your cleaning maintenance schedule Periodically inspect the overall condition of the instrument Test the gauge accuracy and check the instrument function as described under Test Simply clearing the small orifices in the gauge view tube and the regulator body can remedy many performance conditions see troubleshooting Return to service if the instrument performs appropriately per the Test requirements It is especially important on the CASS regulator to ensure the regulator orifice found opposite the control valve is free of lint and other debris The orifice is approximately 0 3mm A 29 gauge needle or 80 drill or smaller tool may be used to clear any accumulated lint from this entry I
17. s depressed The suction pulse is regulated and flow restricted It will have no impact on a free flowing suction circuit Continuous Aspiration of Subglottic Secretions CASS is typically performed with a suction setting in the range of 15 30mmHg This range is indicated by a green colored zone on the regulator gauge An appropriately sized collection canister must be used in between the regulator and the patient Before connecting the collection circuit to the patient ensure suction is present when the regulator is on This can be felt with a gloved hand over the open attachment of the collection circuit closest to the patient See Safety Information If the suction line is suspected of being blocked the CASS button can be depressed until there is visible movement of secretions in the suction line At no time should the CASS button be depressed for more than 30 seconds continuously CAUTION The regulator must be serviced if at any time the CASS button fails to return to its original position material is sucked into the regulator when the CASS button is depressed or if the regulator cannot maintain a clinically safe suction setting The following articles may be referenced for more detailed clinical information e Valles J Artigas A Rello J Bonsoms N Fontanals D Blanch L et al Continuous aspiration of subglottic secretions in preventing ventilator associated pneumonia Ann Intern Med 1995 122 179 186 e Mahul P Auboyer C J
18. trol valve 15 4 Check the cross passages on the control valve 15 to ensure it is clear of any obstruction IMPORTANT The regulator body 12 control valve 15 and CASS valve assembly are factory mated If servicing multiple regulators ensure these parts remain matched Do not disassemble the CASS valve internals If service is needed please contact the factory 5 Inthe unlikely event suctioned material should enter the regulator diaphragm housing it will be necessary to disassemble and scrub the unit as follows a Remove quad ring 5 lens cap retaining ring 1 and lens cap 2 b Push out diaphragm 3 by pressing on piston stem assembly 4 c Remove piston stem assembly 4 and spring 6 Gauge 6 Remove the retaining ring 17 using retaining ring pliers From the front of the gauge use thumb to rotate and loosen view tube 19 Then remove view tube piston diaphragm assembly 19 20 21 7 Remove the lower lip of the diaphragm from outside of the view tube and slide out the diaphragm piston assembly 8 Remove the upper diaphragm lip from the top of piston and slide diaphragm off piston 9 Remove spring 22 NOTE lt is not necessary to remove the gauge body 24 from the regulator body 12 prior to cleaning IMPORTANT Always clean the unit prior to assembly See Cleaning and Disinfection pg 10 for details ASSEMBLY 3720 013 Rev F P N 33575 9 of 15 Released October 2010 User Manual 3720 After disassembling and
19. xtra large easy grip knob turns COUNTER CLOCKWISE direction of arrow to increase suction setting and CLOCKWISE to decrease suction setting 3720 013 Rev F Released October 2010 CASS Button Depressing the button allows the application of a momentary suction pulse to clear occluded lines INCREASE Mode Selector Valve Square knob to easily switch between operating modes Selector Valve OFF The regulator and CASS feature are turned off Selector Valve REG The regulator is on and suction can be adjusted via the adjusting knob The CASS feature may be activated by depressing the CASS button P N 33575 6 of 15 User Manual 3720 CLINICAL USE The CASS regulator has been specifically designed to function in conjunction with artificial airways designed to remove subglottic secretions Mallinkrodt Hi Lo Evac Smiths Medical Suctionaid Teleflex ISIS HVT With the low levels of suction prescribed for CASS aspiration lines may become clogged with biological fluids To combat blockages the Boehringer CASS regulator incorporates a second regulating circuit This second circuit allows a momentary suction pulse similar to that generated with a syringe which allows the user to clear the occluded lines without the use of a syringe or the need to open the patient circuit This suction pulse is provided independent of the main regulated setting The suction pulse can only be applied when the red CASS button i
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