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Heparin flush protocol for PICC line

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• When not in use, flush as follows: - Adult flush q day - Tunneled catheters: * 300 units of heparin diluted in 5-10 ml Normal saline (NS). (Do not use less than 5 ml) - PICC: 5 ml NS followed by * 3 ml Heparin 100 unit/ml - Pediatric: - Tunneled catheters: q day - PICC: q 8 hr - * With 3 ml of heparin: < 12 kg - 10 units/m Saline-only central lines: - Bard Solo PICC - Vaxcel PICC - Groshong catheter. Roll Out - Blue for 10 unit/ml Laminated cards w/heparin flush table Attach the heparin syringe to your catheter, the same way you attached the saline syringe. Flush slowly by injecting a little at a time, the same way you did the saline. Unscrew the heparin syringe from your catheter. Put it in your sharps container PICC Line Care: Flushing Refer to MGH Nursing Policies and Procedures in Ellucid Type of Catheter Routine Flushing Frequency of Flush PICCs and power-injectable PICCs (e.g. Bard Power PICC) Adults: 10-20ml of 0.9% saline after infusion 20-30ml of 0.9% saline after blood draw or blood transfusion Adolescents: Heparin 10 units/ml; flush PICC and Midline Flushing • Sodium Chloride- 5cc before and after routine IV/medications • 10cc NS before and after blood draws (PICC only-10cc Sodium Chloride b/a TPN) • 20cc NS after blood product administration • Heparin 100 units/cc 2.5cc final flush in absence of continuous infusion and daily when line not in use

Peripherally inserted central catheter - flushing

Heparin Flush Dosage Guide + Max Dose, Adjustments - Drugs

  1. istration. When not in use, BIOFLO PICC lines would be flushed at least weekly □ with 20 ml of Saline, or as directed by your provider
  2. Usual Adult Dose for Patency Maintenance of Indwelling Intravenous Devices Heparin flush, 10 or 100 units/mL, is injected as a single dose into an intravenous injection device using a volume of solution equivalent to that of the indwelling venipuncture device
  3. To maintain the patency of a peripherally inserted central catheter (PICC) line, it has been common practice to use 100 units of heparin as a flush. In this study, it was hypothesized that 10 units of heparin would maintain the patency of the PICC line as effectively as 100 units. To test this hypot
  4. ation of heparin flushing in home care patients with PICCs, although data in the saline-only group that related to additional registered nurse visits to assess PICC patency and the use of alteplase (Cathflo Activase) were trending toward significan
  5. heparin for central line intermittent flush/locking effective for prevention A. G. \⠀㈀ ㄀㐀尩. A randomized controlled comparison of flushing protocols in home care patients with peripherall\൹ inserted central catheters. T., Kaatz, S., Grant, P. J., . . . Chopra, V.對 \⠀㈀ ㄀㜀尩. Patterns and predictors of peripherally.
  6. Chartwell Flushing Guidelines Effective August 25, 2008 Adults Type of Device Flush Solution and Volume Frequency and Documentation Peripheral capped line/Extended Dwell Heparinized Saline (Heparin) 10 units/ml (5ml) Daily OR after each use Midline 8 peripheral line (Tip in upper arm) Heparinized Saline (Heparin) 100 units/ml (5ml

Maintaining the patency of peripherally inserted central

  1. Using an aseptic technique, remove the syringe tip cap from the FLUSH syringe by twisting it off. Hold the syringe upright and expel the air and any excess solution in the syringe by positioning the front rib of the gray plunger tip at desired solution volume. Attach the syringe to the injection site and flush, per facility policy
  2. All central venous lines, including external cuffed CVCs, external short term CVCs, PICCs and implanted ports, must be heparin locked when converting from a continuous infusion to a capped line, following blood sampling from a capped line, and routinely as per chart if not in use. If both lumens of a double-lumen line are capped, then both lumens must be heparin locked separately
  3. IF it is your policy, then yes, once a day flushing with saline and heparin to all lumen is a standard practice during your complete assessment of the device for function and patency. Your procedure should be consistent with saline and heparin if that is part of your policy, so both lumen should be flushed with saline first, then heparin
  4. We use saline flushes only for central and PICC lines. The only time heparin is used is for unused lumens of Hickmans, deaccessing PACs, etc. There have been multiple reasons given for this including heparin allergy, interference with clotting, etc
  5. Peripheral Venous Catheter (PIV) - CCHH protocol is to flush with 2-5 ml of Normal Saline (0.9%) before and after each medication. CCHH protocol is to flush with 1 ml of Heparin (10 units/ml) as a final flush. Heparin flush for a PIV will be done at the completion of IV medication doses and no more frequently than every 4 hours. For a PIV that is not in use, it will be flushed every 12 hours with Heparin only
  6. We are trying to update our policies and protocols and it seems there is as much confusion in the community as I'm feeling right now. I've been searching through numerous journals and websites trying to find out what the current consensus is on heparin flushes for PICC lines. Some say yes, some say no, depending on what kind of line is.
  7. Heparin is an anticoagulant and acts by potentiating the naturally occurring inhibitors of thrombin and factor X (Xa). Heparin Sodium 10 I.U./ml Flushing Solution is indicated in any clinical circumstances in which it is desired to maintain the patency of indwelling catheters/cannulae, attendant lines or heparin locks

A randomized controlled comparison of flushing protocols

  1. 3.2. Flushing Volume. An adequate flush volume is needed to be able to remove debris and fibrin deposits in the catheter and port reservoir. Recommendations state the following: use at least twice the volume of the catheter and add-on devices [], and then the controversial words follow, usually 5-10 mL [].It is clear that 5-10 mL is a much higher volume than twice the catheter.
  2. Lock: Heparin 3 ml of 100 units/ml: Flush before and after each med or access. When retrograde blood observed. Lock after each access, or weekly if not in use. CVAD, non-valved (e.g., percutaneous, tunneled, PICC) Flush: 10 to 20 ml, 0.9% sodium chloride followed by. Lock: Heparin 3 ml of 100 units/ml: Flush before and after each IV medication.
  3. Place non-coring needle into center of port, flush with small amount of preservative-free 0.9% sodium chloride (saline), and check for blood return. Finish preservative-free 0.9% sodium chloride (saline) flush, clamp, remove saline syringe, unclamp, and attach heparin (100 unit/ml), flush. Remove heparin syringe and clamp. Remove non-coring needle
  4. A central venous catheter is a small flexible tube inserted into a large vein in your chest. It isused to give fluid, nutrients, medicine, and blood products..
  5. Central Venous Catheter (single, double, triple lumen Hickman, Broviac, PICC lines, Midline Catheter, Midclavicular Catheter) - CCHH protocol is to flush with 2-5 ml Normal Saline (0.9%) before and after each medication. The catheter is then flushed with 3 ml Heparin (100 units/ml) as a final flush. Also, how do you get blood out of a PICC line
  6. Heparin flush is used to flush (clean out) an intravenous (IV) catheter, which helps prevent blockage in the tube after you have received an IV infusion. Heparin flush should not be used to treat or prevent blood clots in the body. A separate heparin product is available to use for this purpose
  7. 3. Remove cap from end of IV line. 4. Insert the heparin syringe into IV catheter and turn until snug. If the tip of the syringe touches anything other than the catheter, stop, and replace the syringe. 5. Unclamp your catheter. 6. Push gently on the plunger of syringe using the push/pause method until the syringe is empty. Your catheter should.

Do I need to flush each line with heparin or only one

Wipe the end of the picc line end with an alcohol towelette for ~20 seconds. Let dry for 10 seconds. Do the first of 2 saline syringes (maybe white color) to flush the line. Hook up the syringe to the picc line by holding the end of the picc line and carefully pushing in the syringe while screwing it in. Push the syringe plunger with little. If you use heparin for flushing, keep these pointers in mind: Use the SASH (saline, administer medication, saline, heparin) protocol when giving medications incompatible with the heparin flush. 2 If your patient needs multiple infusions, monitor the number of heparin flushes in 24 hours to prevent systemic anticoagulation Heparin flush, 10 or 100 units/mL, is injected as a single dose into an intravenous injection device using a volume of solution equivalent to that of the indwelling venipuncture device. When using daily flushes of heparin to maintain patency of single and double lumen central catheters, 10 units/mL is commonly used for younger infants (less. Reviewed central line guidelines shared by other children's hospitals. Out of 182 total flushes recorded: 178 NSS flushes = $78.32 4 Heparin flushes = $2.00 Infrequent heparin flush administration. RNs are administering heparin flushes as per provider orders. Per lack of Heparin use, comparative costs of NSS and Heparin us Flush each lumen with sterile, 0.9%, preservative-free, sodium chloride solution/normal saline (NS), and attempt to aspirate blood from each lumen to determine ease of flush and aspiration. [IB] Document catheter patency assessment and signs and symptoms of catheter occlusion. [IB] 2.0 ASSESSMENT AND MANAGEMENT OF MECHANICAL OCCLUSIO

Flushing procedures can ameliorate the first three prob- nate heparin from flushing protocols for central venous catheters led to saline-only flushing instructions for some needleless sys- compression in the arm with a PICC; compression of the heavy lifting with a PICC 6. Flush the catheter using a stop/start or pulse technique with a minimum of 20 mL of sterile normal saline immediately following withdrawal of a blood sample. Use a 10 mL or larger syringe. 7. Attach a sterile end cap to luer lock hub or new needleless connector if removed. 8. Transfer specimens per institutional protocol

3.1.5 Gently flush lumen with 1-2 mLs of 0.9% sodium chloride. 3.1.6 Gently aspirate the PICC for blood return. 3.1.7 Flush the lumen with saline using stop and start flush technique . 3.1.8 Administer medication/infusion. 3.1.9 Following medication administration, flush lumen as per Standards (Appendix A,B &C •Flush with 10-20cc normal saline before and after drug administration and before after blood sampling; use a start/stop method known as a turbulent flush. This flushing helps clear the walls of the PICC more efficiently then a straight flush. •If using a non-valved PICC, close the clamp during the last ml Prior to procedure, assess catheter type for flushing protocols and the use of saline (preservative-free 0.9% sodium chloride) only or saline/heparin. The preferred choice for flushing and locking is single-use systems, such as single-dose vials and prefilled syringes. Assess resident history for allergy to heparin. Consult state Nurse Practice. Then, how much saline do you need to flush a PICC line? Central Venous Catheter (single, double, triple lumen Hickman, Broviac, PICC lines, Midline Catheter, Midclavicular Catheter) - CCHH protocol is to flush with 2-5 ml Normal Saline (0.9%) before and after each medication. The catheter is then flushed with 3 ml Heparin (100 units/ml) as a final flush This means that each lumen (central line tube) is flushed with 30 units of Heparin Lock Flush each time. Know the amount of Heparin Lock Flush allowed per day. The most Heparin Lock Flush a patient should get in one day (24 hours) is 40 units per kilogram (kg) of the patient's weight. Too much heparin in a 24-hour period can cause the blood.

Flushing PICC & Central lines with Heparin? - General

Iv med notesFor Physicists

Heparin flush protocols IV-Therapy

Flushing the Broviac Line: Daily, at least two hours before bedtime (when not in use). Flush each lumen of the Broviac once a day with 3 mL's of heparin (10 units/mL) Steps: 1. Wash your hands. 2. Gather Supplies: 1 alcohol pad, pre-filled heparin syringe, tape. 3. Always check heparin concentration (10 units/mL) and expiration date on the. This is a video that provides step-by-step demonstration on how to flush your PICC Line both when it is in use and when it is not being used

If line has fluid infusing, stop infusion, check for blood return, then flush with 5‐10 mL normal saline (pediatric, per protocol). Instill ethanol (volume determined by physician order) into the catheter lumen. Re‐clamp line and allow to dwell (time determined by physician order) The heparin group received 10 mL 0.9% NaCl followed by 3 mL heparin lock flush solution (10 International Units/mL) every 8 hours. Though not statically significant the number of blood stream infections were reported as 3.1 per 1000 line days versus 0 per 1000 line days in normal saline and heparin

11. If heparin is accidentally co-infused with ethanol-lock: immediately aspirate the heparin from the central venous catheter. Then, flush with normal saline. Additionally, contact the prescriber immediately. G. Removal of Ethanol lock solution at the end of dwelling time and/or prior to venous access use Catheter Flushing Protocol. The Infusion Nurses Society's Infusion Nursing Standards of Practice clearly define three purposes of catheter flushing; to assess catheter function, to maintain catheter patency, and to prevent contact between incompatible medications or fluids that could produce a precipitate. For effective catheter flushing, the. If at first it doesn't flush, try rotating your arm with the PICC in a circular motion at shoulder. Cough deeply and then re-try. Make sure clamps are OPEN. o Always cleanse the tip of the PICC line with alcohol pads using friction and allow drying prior to use (15 seconds ). o Don't empty the syringe when flushing the saline and heparinpus AboutKidsHealth. Heparin locking the CVL or PICC. H. Heparin locking the CVL or PICC. Heparin locking the CVL or PICC. English. Other;Other (diagnostic imaging, bloodwork, picc line, procedures .) Child (0-12 years);Teen (13-18 years) Body

The PICC needs to be flushed once weekly with 10mls of 0.9% Sodium Chloride to maintain patency when not in use or after any infusion or bolus injection. There is no need to withdraw blood into the syringe prior to a routine flush with saline (RCN 2010). As with all Central lines, 10 mls is the minimum size syringe to be used to flush a PICC line 7. Push and twist the heparin syringe into your catheter cap to the right until secure. 8. Unclamp your catheter. 9. Push the heparin flush solution into your catheter until 0.5 ml remains in the syringe. Clamp your midline, remove the syringe and discard in your trash Heparin Injection A heparin flush is used to dissolve potential blood clots along an infusion line rather than to treat a patient with a medically approved indication. As a result, the use of heparin in this case is U.S. Unfractionated Heparin - Uses, Interactions Saline flush (a solution that cleans the central line) or heparin flush (a medication that prevents blood clots). These often come in already filled (prefilled) syringes. Disinfectant supplies (such as chlorhexidine wipes) for cleaning the top of the catheter flushing protocol : type of line . no problems with line : sluggish blood return effected lumens . no blood return : effected lumens . tpa given : comments . rn ma lpn mt . s h ; ttlc tdlac ntdlac ntdc . r w b . r w b . rn ma lpn mt . s h ; ttlc tdlac ntdlac ntdc . r w

What is a PICC line (or PIC line)? PICC stands for peripherally inserted central catheter. This intravenous catheter is inserted through the skin, into a vein in the arm, in the region above the elbow and below the shoulder. This is a peripheral insertion. The catheter is a long, thin tube that is advanced into the body in the veins until the. Heparin is a drug that helps to prevent blood clotting, so it may help prevent catheters from blocking or from causing pulmonary embolism. However, heparin can also cause bleeding, allergic reactions, and a drop in the number of platelets in the blood. When a catheter is not in use, a fluid is injected into the catheter until it is next used Vigorously scrub the needleless connector for 10 seconds with alcohol pad and allow to dry for 10 seconds. If ALT in place, attach a 10 mL syringe and aspirate volume of lock plus 1-2 mLs to remove any clots at the tip. Remove syringe and discard. Repeat step 3. If no ALT in place, proceed to step 5

Heparin Sodium 10 I

The size of the squares is proportional to the reciprocal of the variance of the studies. The summary risk ratio is 0.82 (95% CI, 0.58- 1.17; P = .27), suggesting a protective effect of a vancomycin-heparin solution used in a flush protocol; however, the results are not statistically significant. RR, relative risk A syringe. This is the device used to give an injection, or shot. A syringe is used to flush your PICC line with the solution. You will probably use prefilled syringes. Alcohol wipes or rubbing alcohol and cotton balls. You'll use these to clean some of the tools used to flush your line. This helps to prevent germs from going into your PICC line Heparin is an anticoagulant (blood thinner) that prevents the formation of blood clots. Heparin flush is used to flush (clean out) an intravenous (IV) catheter, which helps prevent blockage in the.

jm&#39;s Adventure with Multiple Myeloma: Another Day At BlackHow to Flush a PICC Line | eHow

Heparin is often used to flush central line catheters to prevent blood from clotting in the tubes. With a heparin flush, a diluted solution of heparin is injected into the catheter. Heparin is an anticoagulant and it will break up any clots which might be forming in the catheter Masks (per agency protocol). Heparin flush 100 units per ml (2ml). Special Considerations PICC line dressing changes will use sterile technique. The initial dressing (after first 24 hours) should have a gauze dressing just above the insertion site to wick away any drainage

Flushing and Locking of Venous Catheters: Available

Flushing Your IV Access | Infuserve America

8.8 Flushing and Locking PVAD-Short, Midlines, CVADs ..

IV Fluid Considerations via Peripheral IV line Which Fluids and how much fluids to use Refer to the Intravenous Fluids Clinical Practice Guideline: Intravenous Fluids Administering fluids containing glucose concentration greater than 12.5% will require central venous line access • Flush catheter and change cap once a week • Flush with 20 mL of normal saline (NS), followed by 3 mL of heparin 1. 2. 3. NS NS Heparin Clean working surface with alcohol. Carefully Wash Hands for one minute. Scrub nails. Dry with clean towel. Gather equipment and place on clean working surface. Open packages. Break the seal of NS and Heparin

George and Susan&#39;s Blog: Introducing Pablo the PICC line

Flushing the Line with Heparin, Saline or Citrate. Handwashing and Skin Care. Non-Valved PICC Lines (placed inside arm) Peripherally inserted central catheters (PICC) are thin, flexible tubes (catheters) placed in a large vein. They deliver fluids and medicine into the vein and make it easy to get blood samples Even the small amounts of heparin required for flushing a CVC can trigger HIT in susceptible patients (Muslimani et al, 2007). HIT is most common in patients undergoing cardiac surgery, and since our centre has patients in this group, doctors were concerned about any unnecessary heparin exposure. They wanted heparin flushing of central lines to. dose. Administer slow IV push not to exceed 50 mg over 10 minutes. Multiple doses may be required. Time Elapsed Dose of Protamine (mg) Immediate 1 mg per 100 units of Heparin 30-60 minutes 0.5 - 0.75 mg per 100 units of Heparin 60-120 minutes 0.375 - 0.5 mg per 100 units of Heparin > 2 hours 0.25 - 0.375 mg per 100 units of Heparin Flushing protocol to maintain peripheral intravenous catheter patency. Abstract: OBJECTIVE: Recent evidence supports the use of normal saline flushes in place of heparin to maintain the patency of peripheral intravenous locks (IVLs); however, there are no data regarding the recommended flush frequency

30. Clamp catheter line. 31. Remove stopcock piece and syringe. 32. Clean catheter hub with an alcohol wipe. 33. Prime extension tubing and needleless cap with normal saline, attach to catheter hub.. 34. Flush line with 10 mL normal saline. 35. Final flush catheter with heparin flush solution per catheter type and physician's order. 36. Clamp. Venous Access Flushing Protocol . All Heparin used is supplied as 100units/ml unless otherwise ordered. Peripheral Line- ♦ Adult - Heparin 100units/ml 1-3 ml • Flush after infusion or every 12 hours when not in use. • Dressing/cap change wi th site change every 72 hours or PRN . ♦ Pediatric - Heparin 10units/ml 1-2 m Heparin saline (HS) is theoretically superior to normal saline (NS) for maintaining the patency of central venous catheters (CVCs), but the comparative efficacy of them remains controversial. The aim of this systematic review and meta-analysis was to assess the efficacy of NS versus HS in the maintenance of the patency of CVCs in adult patients

How to Flush your Central Line (saline and heparin) - YouTub

Flushing Your PICC Line at Home. Your peripherally inserted central catheter (PICC) line is used to deliver medicine or feedings. It's a long, flexible tube (catheter) that goes into your vein, runs into larger veins, and ends up with the tip near where the superior vena cava enters your heart Flush port with 10 ml of NS then 500 units Heparin (5ml of 100units/ml). Take off syringe, close clamp. Flush 2nd port if present Clean hands and don gloves Remove old dressing Don Sterile Gloves Stabilize the port by securely holding the finger tabs down and firmly pull the wings up until you hear or feel the click and visualize an orange dot A PICC (peripherally inserted central catheter) is a type of catheter, normally inserted in the upper arm. A PICC line is a safe, stable way to deliver intra-venous (IV) medications. It can stay in the body for weeks or months, alleviating the need to subject your veins to the numerous needle sticks necessary if the PICC was not there

How much saline do you need to flush a PICC line

Each port should be loaded with 1,000 units / cc Heparin: use the volume printed on each lumen of the catheter. If patient is on NO Heparin protocol, flush with NS only. ( Obtain MD order) Procedure Peripheral Midline. Catheter Short-Term. Central Catheter Groshong. Tunneled . Catheter Hemodialysis Catheter Implanted Port PICC. Line Routine Flush

Recommended Procedure for Declotting a PICC. Two Methods. Direct Instillation & 3-Way Stopcock. There are two methods for declotting a PICC and there are two different types of catheter occlusion; complete occlusion and partial occlusion. A catheter that has no blood return and allows infusion is a partially occluded catheter For IV lines that are continuously in use, a saline flush is not necessary; the infusing IV fluid itself prevents clot formation. A regular saline or heparin flush is necessary, however, for saline locks, also known as PRN adaptors or heparin locks, as these devices are only used intermittently

How To Flush Your IV - YouTubeDialysis Port Heparin

Heparin flush Uses, Side Effects & Warnings - Drugs

CCTC Protocols. When using an ST 150 filter, the CRRT circuit is primed with 2 L of 0.9 NaCl. Usually the first bag contains 5,000 units/L of heparin, followed by a second unit of plain normal saline. The heparin in the first bag will bind to the ST (Surface Treated to promote binding) filter. The second priming bag of plain normal saline. I took over 8 hrs after heparin was started. Was told to switch Heparin to peripheral IV wait an hour, flush PICC with 60mls Saline then draw labs. Now my understanding is if a heparin drip is running in a Central line you CANNOT draw PT/PTT/INR as you will get skewed results!!! Also the peripheral IV went bad so couldn't switch the lines Flushing the line. Use an alcohol swab to rub the cap of the lumen you want to flush. Rub for 15 to 30 seconds, and then let the cap dry. Hold the end of the line so it does not touch anything. If you have a clamp on the lumen, open it. Slowly inject heparin, or quickly inject saline solution heparin administration procedures differed in at least two ways: In the older version, the nurse accessed a computer menu of eight variations of the heparin protocol. Then, depending on the patient's gender, indication for heparin, and route of heparin administration, the nurse selected one of these eight variations Flushing and locking of intravenous catheters are thought to be essential in the prevention of occlusion. The clinical sign of an occlusion is catheter malfunction and flushing is strongly recommended to ensure a well-functioning catheter. Therefore fluid dynamics, flushing techniques, and sufficient flushing volumes are important matters in adequate flushing in all catheter types

How to Flush a PICC Line with Saline and Heparin

Strict aseptic technique when accessing it is the biggest thing. And most times the PICC line is already accessed. As someone else said, heparin flush has not been shown to be any more effective then flushing with saline so heparin is starting to be used less and less in these lines Proper flushing techniques are effective, inexpensive and associated with good clinical practice (Ferroni et al. 2014).National and international guidelines include flushing recommendations in concurrence with manufacturer instructions for use (IFUs) to optimise VAD safety, function and durability, for all patients requiring short- to long-term IV therapy (RCN 2016; Gorski et al. 2016; Lyons. Heparin is a medicine that prevents clotting and helps keep the PICC line open. Before giving medicine or fluid, flush the line with normal saline. After the dose, flush it twice: once with normal saline and once with heparin. Follow the instructions under Giving medicine and flushing the PICC line, below Brand: Heparin Lock Flush, Monoject Prefill Advanced, PosiFlush. What is the most important information I should know about heparin flush? Heparin flush should not be used to treat or prevent blood clots in the body..

Start studying Central Line Maintenance & PICC Line. Learn vocabulary, terms, and more with flashcards, games, and other study tools NOTE: Pediatric patients: flush with 3 ml Normal Saline using the push-pause method. c. Vigorously swab the connector with an alcohol wipe for 15 seconds. Allow to dry. d. Reattach the IV tubing and continue infusion or attach a 10 ml syringe with 5 ml Heparin flush solution (10 units/ml) and flush with Heparin solution, unless otherwise ordered The PASV Valve may be maintained with a minimum weekly saline flush. ††† ††† Clinicians are instructed to follow institutional protocols concerning PICC maintenance. Heparin may be used based on the physician's clinical assessment of patient needs or per institutional protocols. BioFlo PICC with Endexo and PASV Valve Technolog In both institutions, heparinized saline was used to flush a peripherally inserted central line (PICC) as well as midline, Broviac, and Hickman catheters. One institution used a heparin concentration of only 10 units/ml while the other used a heparin concentration of 100 units/ml IV lock patency was determined by the ability of the nurse to flush the catheter freely without obstruction, or if initiated, by IV fluids infusing freely. Of the 35 IV locks flushed with saline, 68.6% had no obstruction within 12 hours, as compared to no obstruction within 12 hours in 76.3% of the IV locks flushed with heparin (n = 38) Dressing Change & Flush Port-a-Cath. A port-a-cath is a device that is usually placed under the skin in the right side of the chest. It is attached to a catheter (a thin, flexible tube) that is threaded into a large vein above the right side of the heart called the superior vena cava