IV Infusion Time Calculations Nursing | Dosage Calculations Practice for Nursing Student (Vid 9)

RegisteredNurseRN
14 Nov 201617:31
EducationalLearning
32 Likes 10 Comments

TLDRThis informative video script focuses on intravenous (IV) infusion time calculations, essential for healthcare professionals. It presents four different scenarios involving various medication orders and drip rates, guiding the viewer through the process of converting units and calculating the duration of infusions. The script emphasizes the importance of dimensional analysis and metric conversions in determining the time it takes to complete an infusion, ensuring accurate and efficient patient care.

Takeaways
  • 📝 The video is part of a dosage and calculation series aimed at teaching IV infusion time calculations.
  • 🕒 The first problem involves calculating the completion time of a 1-liter normal saline infusion at 200 mL/hour, starting at 8 o'clock, resulting in a completion time of 1:00 PM (13:00 military time).
  • 🔄 Dimensional analysis is a recommended method for solving dosage calculation problems, as demonstrated in the video.
  • 📊 For the second problem, a 1-liter LR infusion at 75 drops/minute with a drift factor of 15 drops/mL is calculated to take 3 hours and 20 minutes to complete.
  • 🏥 The third problem deals with a weight-based dosage calculation for a patient receiving dobutamine, requiring conversions from pounds to kilograms and milligrams to micrograms.
  • 🎒 The video provides a link to a dedicated video on drip factor problems for additional context and understanding.
  • 💊 The fourth problem involves calculating the infusion time for a 250 mL bag of dobutamine at a rate of 10 micrograms/kg/min, resulting in a completion time of 10 hours and 25 minutes.
  • 🩺 The final problem calculates the completion time of a heparin infusion based on the patient's weight, the infusion rate, and the total volume and concentration of the heparin bag, ending at 1:28 AM on the following day.
  • 🌐 The video emphasizes the importance of converting units appropriately and using metric conversions for accurate dosage calculations.
  • 📈 The video also highlights the need to express times in military format in the healthcare profession for clarity and standardization.
  • 👨‍🏫 The presenter encourages viewers to watch other related videos in the series for a comprehensive understanding of dosage and calculation topics.
Q & A

  • What is the main topic of the video?

    -The main topic of the video is Intravenous (IV) infusion time calculations.

  • How does the video begin?

    -The video begins with an introduction to the topic and a mention of other related videos in the dosage and calculation series.

  • What is the first problem discussed in the video?

    -The first problem discussed is calculating the time it will take to infuse one liter of normal saline at a rate of 200 milliliters per hour, starting at 8 o'clock on November 26.

  • How does the video instructor suggest solving dosage calculation problems?

    -The video instructor suggests using dimensional analysis as a method for solving dosage calculation problems.

  • What is the total time it takes to infuse the one liter of normal saline as calculated in the video?

    -It takes 5 hours to infuse the one liter of normal saline, completing at 1 PM (1300 military time).

  • What is the second problem discussed in the video?

    -The second problem is calculating the time it takes to infuse one liter of LR at 75 drops per minute with a drift factor of 15 drops per milliliter.

  • How long does it take to complete the infusion of the LR solution as per the second problem?

    -It takes 3 hours and 20 minutes to complete the infusion of the LR solution.

  • What is the significance of military time in the healthcare profession as mentioned in the video?

    -In the healthcare profession, military time (24-hour clock) is used to avoid confusion between AM and PM times, ensuring clear and unambiguous communication.

  • What is the third problem discussed in the video?

    -The third problem involves calculating the time for a double infusion, starting at 10 micrograms per kilogram per minute for a patient weighing 180 pounds, using a 250 milliliter bag of medication with a concentration of 2 milligrams per milliliter.

  • How long does the infusion take for the third problem?

    -The infusion for the third problem takes 10 hours and 25 minutes to complete.

  • How does the video instructor handle conversions between different units of measurement?

    -The video instructor uses the metric conversion tables to convert between units such as pounds to kilograms, micrograms to milligrams, and milliliters to liters as needed for the calculations.

  • What is the final problem discussed in the video?

    -The final problem involves calculating the completion time for a heparin infusion ordered at 18 units per kilogram per hour for a 130-pound patient, using a 500 milliliter bag with a concentration of 25,000 units per 500 milliliters, starting at 2 AM on November 26.

  • When will the heparin infusion be completed as per the final problem?

    -The heparin infusion will be completed at 12:28 AM on November 27.

Outlines
00:00
📚 Introduction to IV Infusion Calculations

The video begins with an introduction to intravenous (IV) infusion time calculations, emphasizing the importance of understanding dosage and calculation series for healthcare professionals. The speaker sets the context by mentioning a quiz available for viewers to test their knowledge on the topic. The first problem discussed involves calculating the completion time of a one-liter normal saline infusion at a rate of 200 milliliters per hour, starting at 8 o'clock on November 26. The speaker uses dimensional analysis to convert liters to milliliters and calculates the duration of the infusion, concluding that it will end at 1:00 PM (or 13:00 in military time).

05:01
🕒 Solving for Infusion Completion Time

This paragraph delves into the process of calculating the time required to complete an IV infusion. The speaker presents a problem involving a one-liter bag of LR (lactated Ringer's) solution to be infused at 75 drops per minute, with a drift factor of 15 drops per milliliter. The goal is to determine the duration in hours for the infusion to finish. Using dimensional analysis, the speaker converts milliliters to drops and calculates the time in minutes before converting it to hours and minutes. The conclusion is that the infusion will take 3 hours and 20 minutes to complete.

10:07
🏥 Complex Infusion Calculations with Patient Weight

The speaker addresses a more complex infusion calculation problem involving a patient's weight and a medication dosage based on that weight. The doctor has ordered a 'double younameit' infusion at 10 micrograms per kilogram per minute for a patient weighing 180 pounds. The medication supplied is a 250 milliliter bag of WD me with a concentration of 2 milligrams per milliliter. The speaker guides through the process of converting the patient's weight to kilograms, calculating the required micrograms per minute, and then determining the infusion rate in milliliters per minute. The final calculation indicates that the infusion will take 10 hours and 25 minutes to complete.

15:08
🕒 Final Infusion Calculation and Time Determination

The final paragraph presents an IV infusion calculation problem for heparin, with the doctor ordering an infusion at 18 units per kilogram per hour for a 130-pound patient. A 500 milliliter bag of heparin with 25,000 units per 500 milliliters is supplied. The speaker explains how to convert the patient's weight to kilograms, calculate the required units per hour, and determine the infusion rate in milliliters per hour. The calculated infusion rate is 21.3 milliliters per hour, and the speaker then calculates the total duration of the infusion as 23 hours and 28 minutes. The speaker concludes by determining the exact time of completion, which is 12:28 AM on November 27.

Mindmap
Keywords
💡IV Infusion
Intravenous (IV) infusion refers to the process of delivering fluids, medications, or nutrients directly into a patient's bloodstream through a vein. In the video, the speaker explains how to calculate the time it takes for different IV infusions to complete, which is crucial for healthcare professionals to ensure proper dosage and treatment duration.
💡Dimensional Analysis
Dimensional analysis is a mathematical method used to convert units of measurement by multiplying the original number by one conversion factor and then dividing by another to obtain the desired unit. In the context of the video, the speaker uses dimensional analysis to convert liters to milliliters and calculate the time required to infuse a certain volume of medication, making it a fundamental concept for solving dosage problems.
💡Drip Factor
The drip factor refers to the number of drops that fall per milliliter of fluid in an IV administration set. It is an essential parameter for healthcare professionals to set the correct infusion rate when the order is given in drops per minute. The video demonstrates how to use the drip factor in conjunction with the ordered rate to determine the infusion duration.
💡Dobutamine
Dobutamine is a medication used to treat heart failure by increasing the force of heart contractions and improving blood flow. In the video, the speaker discusses an infusion of dobutamine, calculating the rate based on the patient's weight and the concentration of the medication in the IV bag.
💡Weight-Based Dosage
Weight-based dosage is a method of calculating the amount of medication a patient should receive based on their body weight. This approach ensures that the dosage is tailored to the individual's size and weight, optimizing the therapeutic effect and minimizing adverse effects. The video provides examples of weight-based dosage calculations for medications like dobutamine and heparin.
💡Heparin
Heparin is an anticoagulant medication used to prevent or treat blood clot formation. In the video, the speaker explains how to calculate the infusion time for a heparin bag based on the patient's weight and the infusion order, highlighting the importance of accurate dosage and timing in the administration of this medication.
💡Military Time
Military time is a timekeeping convention where hours are counted from 0 to 23, rather than using the AM/PM system. This method is commonly used in healthcare and other industries where precise timekeeping is crucial. In the video, the speaker uses military time to calculate the exact time an IV infusion will be completed, ensuring that healthcare professionals can accurately track and manage treatments.
💡Infusion Rate
Infusion rate refers to the speed at which fluids or medications are administered to a patient through an IV. It is typically measured in milliliters per hour or drops per minute and is determined based on the patient's condition and the medication being administered. The video emphasizes the importance of calculating the correct infusion rate to ensure proper treatment and avoid medication errors.
💡Completion Time
Completion time is the specific point at which an IV infusion or other treatment is fully administered and ends. Accurate calculation of the completion time is vital for healthcare professionals to plan and coordinate patient care effectively. The video provides detailed calculations to determine the completion time for different IV infusion scenarios.
💡Medication Concentration
Medication concentration refers to the amount of active drug substance contained in a given volume of solution. It is crucial for healthcare professionals to understand and calculate dosages based on medication concentration to ensure accurate and safe administration. The video discusses how to use medication concentration in calculations for IV infusions.
💡Volume
Volume in the context of IV infusion refers to the total quantity of fluid or medication that is to be administered to a patient. It is a critical factor in determining how long an infusion will take to complete. The video script includes calculations based on the volume of different infusion bags and the ordered infusion rates to find out the time of completion.
Highlights

The video is part of a dosage and calculation series aimed at educating viewers on IV infusion time calculations.

The first problem involves infusing 1 liter of normal saline at a rate of 200 milliliters per hour, starting at 8 o'clock on November 26.

Dimensional analysis is introduced as an effective method for solving dosage calculation problems.

The calculation for the normal saline infusion reveals it will take 5 hours to complete, ending at 1:00 PM (1300 military time).

The second problem involves an infusion of 1 liter of LR at 75 drops per minute with a drift factor of 15 drops per milliliter.

The LR infusion calculation shows it will take 3 hours and 20 minutes to complete.

The third problem presents a weight-based infusion of a double-strength medication, requiring conversion of the patient's weight from pounds to kilograms.

The double-strength medication infusion is calculated to take 10 hours and 25 minutes to complete.

The fourth problem involves a heparin infusion at 18 units per kilogram per hour, with the patient weighing 130 pounds.

The heparin infusion is calculated to complete at 1:28 AM on November 27, starting at 2:00 AM on November 26.

The video emphasizes the importance of converting units and using dimensional analysis to solve IV infusion time calculations.

The video provides a step-by-step guide on how to approach and solve each dosage calculation problem.

The video includes a quiz that viewers can access to test their understanding of the material.

The video is educational content designed for healthcare professionals and students studying dosage calculations.

The video provides practical applications of dosage calculations for various types of infusions.

The video encourages viewers to subscribe to the YouTube channel for more educational content.

Transcripts

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IV InfusionMedication DosageHealthcare CalculationsNursing EducationPharmacy MathMedical TrainingDimensional AnalysisClinical SkillsHealthcare ProfessionPharmacology