Delivering IV Fluids Using an IV Pump - Dosage Calculation for Nursing Students | @LevelUpRN

Level Up RN

4 Sept 202315:05

EducationalLearning

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TLDRThe video by Kathy from Love Love Bar N educates viewers on various IV pump dosage calculation problems, highlighting the importance for nursing students. Kathy demonstrates three methods to solve these problems: dimensional analysis, ratio and proportion, and the formula method. The video refers to their Level Up RN Dosage Calculation Workbook for comprehensive practice and mastery in dosage calculations, emphasizing the significance of understanding different approaches to tackle such clinical calculations effectively.

Takeaways

📚 The video covers various dosage calculation problems involving IV pumps, aiming to help nursing students master these calculations.
📈 The presenter uses three methods to solve problems: dimensional analysis, ratio and proportion, and the formula method.
💧 For the first example, a 1-liter normal saline infusion over 6 hours is calculated to run at a rate of 167 mL per hour.
💊 In the second example, a 500 mg ampicillin dose in 50 mL normal saline should be infused at 100 mL per hour over 30 minutes.
🥦 The video emphasizes that not all numbers in a problem are relevant; focus on the volume and infusion time.
🧪 In the potassium chloride example, the ordered dose of 40 meq is to be administered over 4 hours at a rate of 10 meq per hour.
🏥 Solving the potassium chloride problem with dimensional analysis yields an IV pump setting of 167 mL per hour.
🛠️ The video demonstrates solving the same problem using different methods, showing alternative approaches for various preferences.
🕒 The example with a 500 mL bag of normal saline at 125 mL per hour infusion rate takes 4 hours to infuse completely.
🩸 The last example calculates that 6,400 units of Heparin are infused over 4 hours at a rate of 40 mL per hour.
📝 The video encourages subscribing to the channel and sharing the resources with classmates and friends in nursing school.

Q & A

What is the main topic of the video?
-The main topic of the video is solving IV pump dosage calculation problems using three different methods: dimensional analysis, ratio and proportion, and the formula method.
What is the purpose of the 'Level Up RN Dosage Calculation Workbook' mentioned in the video?
-The 'Level Up RN Dosage Calculation Workbook' is designed to help nursing students master dosage calculations by providing various types of dosage calculation problems and demonstrating how to solve them using multiple methods.
How is the infusion rate for normal saline calculated in the first example?
-In the first example, the infusion rate is calculated by converting one liter to 1000 milliliters, and then dividing this volume by the infusion time of six hours, resulting in a rate of 166.66 milliliters per hour, which is rounded to 167 milliliters per hour.
Why is the dose of the medication irrelevant in the second example?
-In the second example, the dose of the medication is irrelevant because the calculation focuses on the volume and infusion time. The problem only requires the conversion of 30 minutes to hours and dividing the volume (50 mL) by this time (0.5 hours) to find the rate in milliliters per hour.
How many hours will it take to administer the ordered dose of potassium chloride in the third example?
-It will take four hours to administer the ordered dose of 40 meq of potassium chloride when given at a rate of 10 meq per hour.
What are the three methods used to solve the potassium chloride IV pump rate problem in the video?
-The three methods used to solve the potassium chloride IV pump rate problem are dimensional analysis, ratio and proportion, and the formula method.
How is the IV pump rate for administering Heparin calculated in the last example?
-In the last example, the IV pump rate for administering Heparin is calculated using dimensional analysis by multiplying the available concentration (10,000 units in 250 mL) by the rate (40 mL per hour) and the infusion time (4 hours), resulting in 6400 units infused over four hours.
Why is the dimensional analysis method preferred by the presenter for solving dosage calculation problems?
-The presenter prefers the dimensional analysis method because it is the most efficient and straightforward way to solve dosage calculation problems, often requiring fewer steps compared to other methods like ratio and proportion.
How can the rate in milliliters per hour be determined for the IV pump running at 125 mL per hour with a 500 mL bag of normal saline?
-The rate in milliliters per hour can be determined by dividing the volume (500 mL) by the rate (125 mL per hour), which results in 4 hours for the bag to infuse.
What is the significance of rounding the answers to the nearest whole number in the dosage calculation examples?
-Rounding the answers to the nearest whole number is important for practical purposes in administering medication, as infusion rates and dosages are often required to be set to precise, practical values that can be accurately measured and delivered by medical equipment.
How can the video help nursing students improve their dosage calculation skills?
-The video helps nursing students improve their dosage calculation skills by providing clear examples and step-by-step explanations of how to solve various dosage calculation problems using multiple methods, allowing students to choose the method that makes the most sense to them and practice these techniques.

Outlines

00:00

📝 Introduction to Dosage Calculation and IV Pump Problems

This paragraph introduces Kathy from Love Love Bar N, who will discuss various dosage calculation problems involving IV pumps. She plans to solve these problems using three different methods: dimensional analysis, ratio and proportion, and the formula method. The video will cover content from the Level Up RN Dosage Calculation Workbook, a resource for nursing students to master dosage calculations. The workbook contains a variety of problems and demonstrates multiple solution methods for flexibility and understanding.

05:01

💡 Solving Infusion Rate Problems

In this section, Kathy walks through the process of calculating the correct infusion rate for an IV pump. The first example involves infusing 1 liter of normal saline over 6 hours, converting liters to milliliters, and calculating the rate in milliliters per hour. The second example deals with infusing 500 mg of ampicillin in 50 mL of normal saline over 30 minutes, emphasizing that the dose is irrelevant and only the volume and infusion time matter. The solution involves converting minutes to hours and calculating the rate in milliliters per hour.

10:02

📚 Detailed Methods for IV Pump Rate Calculation

Kathy provides a detailed explanation of how to calculate the IV pump rate for a potassium chloride infusion. She presents three methods: dimensional analysis, ratio and proportion, and the formula method. Each method aims to find the same result, which is the rate in milliliters per hour required to deliver the medication safely. The example involves an order for potassium chloride 40 meq to be delivered at a rate of 10 meq per hour, and Kathy shows how to calculate the hours for administration and the pump rate using the available concentration of potassium chloride and normal saline.

15:03

🕒 Calculation of Infusion Time and Units Infused

This part of the video script discusses the calculation of infusion time for a 500 milliliter bag of normal saline with an IV pump running at 125 milliliters per hour. Two methods, dimensional analysis and ratio and proportion, are used to determine that it will take 4 hours for the bag to infuse. The final example involves calculating the number of Heparin units infused over four hours at a rate of 40 milliliters per hour. Kathy uses both dimensional analysis and ratio and proportion to find that 6400 units will be infused, emphasizing the straightforward nature of dimensional analysis compared to the more step-by-step ratio and proportion method.

🤗 Closing Remarks and Encouragement for Engagement

Kathy concludes the video with a call to action, inviting viewers to subscribe to the channel and share it with classmates and friends in nursing school. She encourages viewers to engage with the content by liking the video if they found it valuable and to share their feedback on the most helpful aspects of the video.

Mindmap

Keywords

💡dosage calculation

Dosage calculation refers to the process of determining the correct amount of medication to be administered to a patient. In the context of the video, it is crucial for nursing professionals to master these calculations, especially when using an IV pump. The video provides various methods for calculating dosages, emphasizing the importance of accuracy in healthcare settings to ensure patient safety and appropriate medication delivery.

💡IV pump

An IV pump is a medical device that controls the rate at which intravenous fluids or medications are delivered to a patient. The video script focuses on calculating the appropriate settings for IV pumps to ensure correct dosages are administered over specific time frames. The pump's rate is a key factor in dosage calculation and is adjusted based on the medication order and the volume of fluid to be infused.

💡dimensional analysis

Dimensional analysis is a method used in dosage calculation that involves converting units of measurement to a common unit and then performing calculations based on proportions. In the video, this method is highlighted as an efficient way to solve problems, as it simplifies the process by canceling out unwanted units and leaving the desired unit, such as milliliters per hour, in the case of IV pump settings.

💡ratio and proportion

Ratio and proportion are mathematical concepts used to compare quantities and find unknown values based on known relationships. In the context of the video, these concepts are applied to dosage calculations to determine the rate of medication delivery. By setting up a ratio of known quantities, such as meq to milliliters, and solving for the unknown quantity, the correct IV pump rate can be determined.

💡formula method

The formula method is a systematic approach to solving problems by applying a specific formula or equation. In the video, this method is used to calculate IV pump rates by incorporating the desired dosage, the concentration of the medication, and the time frame over which the medication is to be administered. The formula method provides a structured way to arrive at the correct dosage calculation.

💡normal saline

Normal saline is a sterile solution of sodium chloride (salt) in water, commonly used in medical settings as a fluid for intravenous infusions. It serves as a diluent or carrier for medications and is used to maintain the body's electrolyte balance. In the video, normal saline is mentioned as the fluid in which medications like ampicillin and potassium chloride are dissolved for IV administration.

💡infusion time

Infusion time refers to the duration over which a medication or fluid is administered via an IV pump. It is a critical factor in dosage calculation, as the total volume to be infused must be delivered within this specified time frame. The video emphasizes the importance of converting infusion time into hours when calculating rates to ensure accurate and safe medication delivery.

💡rounded

Rounding is the process of adjusting a number to the nearest whole number, which is often necessary in dosage calculations to reflect the practical limitations of IV pump settings. The video script mentions rounding to the nearest whole number in several examples, emphasizing the need for precision in medication delivery while also accommodating the increments at which IV pumps can be set.

💡workbook

A workbook, as mentioned in the video, is a resource designed to provide practice and guidance on specific skills or subjects. In this case, the Level Up RN Dosage Calculation Workbook is a tool for nursing students to master dosage calculations through various problems and multiple methods of solving them. The workbook serves as a supplementary educational material to reinforce learning and improve proficiency in dosage calculations.

💡nursing school

Nursing school is an educational institution where individuals receive training and education to become professional nurses. The video script highlights the importance of dosage calculation skills for students in nursing school, as these skills are essential for their future roles as healthcare professionals. The video and the accompanying workbook are presented as valuable resources to help nursing students learn and practice these critical skills.

Highlights

The video covers a variety of dosage calculation problems involving IV pumps.

Three different methods are used to solve the problems: dimensional analysis, ratio and proportion, and the formula method.

The video uses a whiteboard to visually demonstrate the problem-solving process.

The Level Up RN Dosage Calculation Workbook is mentioned as a resource for nursing students.

The first example involves infusing one liter of normal saline over six hours.

The rate for the first example is calculated to be 167 milliliters per hour.

The second example features an order for ampicillin 500 milligrams infusing in 30 minutes.

The rate for the second example is 100 milliliters per hour.

In the third example, potassium chloride 40 meq is to be delivered at a rate of 10 meq per hour.

The video demonstrates how to solve the third example with dimensional analysis, resulting in a rate of 167 milliliters per hour.

The fourth example involves an IV pump running at 125 milliliters per hour, and the video calculates the time for a 500 milliliter bag to infuse.

The time calculated for the fourth example is four hours.

The last example involves Heparin 10,000 units in 250 milliliters at a rate of 40 milliliters per hour over four hours.

The number of units infused over four hours in the last example is 6,400 units.

The video emphasizes the importance of mastering dosage calculations for nursing students.

The video provides a comprehensive guide for solving dosage calculation problems using multiple methods.

The video encourages nursing students to subscribe to the channel and share the resources with classmates and friends.

Transcripts

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Takeaways

Q & A

What is the main topic of the video?

What is the purpose of the 'Level Up RN Dosage Calculation Workbook' mentioned in the video?

How is the infusion rate for normal saline calculated in the first example?

Why is the dose of the medication irrelevant in the second example?

How many hours will it take to administer the ordered dose of potassium chloride in the third example?

What are the three methods used to solve the potassium chloride IV pump rate problem in the video?

How is the IV pump rate for administering Heparin calculated in the last example?

Why is the dimensional analysis method preferred by the presenter for solving dosage calculation problems?

How can the rate in milliliters per hour be determined for the IV pump running at 125 mL per hour with a 500 mL bag of normal saline?

What is the significance of rounding the answers to the nearest whole number in the dosage calculation examples?

How can the video help nursing students improve their dosage calculation skills?