The best rectal thermometer is taking an individual’s temperature by inserting a thermometer into the rectum via the anus. This is generally considered the foremost accurate means of temperature-taking, but some may consider it invasive or humiliating.
A rectal thermometer is a medical device designed to measure body temperature by insertion into the rectum. It consists of a slender, flexible, and typically bulb-shaped tip made of a heat-conductive material such as glass or metal. The thermometer also features a handle or base that allows for easy gripping and manipulation.
To use a rectal thermometer, the tip is gently inserted into the rectum through the anus, a short distance inward. The thermometer is left in place for a brief period, usually around one minute, to allow the tip to accurately measure the internal body temperature. Once the measurement is complete, the rectal thermometer is carefully removed and the temperature reading is observed from a display on the handle or base of the device.
Rectal thermometers are considered one of the most accurate methods of measuring core body temperature, as the rectal area closely reflects the body’s internal temperature. They are commonly used for infants, young children, and individuals who cannot cooperate in oral or tympanic (ear) temperature measurements.
Do not take a rectal temperature if your child has had surgery on his rectum, has any quiet rectal disorder, or if he bleeds easily.
Rectal Thermometer
Rectal thermometers typically have a slender, flexible, and usually bulb-shaped tip made of a heat-conductive material such as glass or metal. The tip is designed to be inserted gently into the rectum through the anus to obtain an accurate measurement. The thermometer may have a handle or base that allows for easy gripping and manipulation during the measurement process.
Rectal temperature measurements are commonly used for infants, young children, and individuals who may not be able to cooperate with other types of temperature measurements, such as oral or tympanic (ear) measurements. The rectal area closely reflects the body’s internal temperature, making it a reliable method for obtaining core body temperature readings.
The 5 Best Rectal Thermometers for 2024
When it comes to rectal thermometers, it’s important to choose a reliable and accurate product. While preferences may vary, here are five rectal thermometers that are commonly recommended:
1. Braun ThermoScan 7
Known for its accuracy, the Braun ThermoScan 7 is a popular choice for rectal temperature measurements. It features a pre-warmed tip and an ExacTemp guidance system, ensuring accurate readings every time.
The Braun ThermoScan 7 is a highly regarded rectal thermometer known for its accuracy and reliability. It is a popular choice among healthcare professionals and households alike. Here are some key features of the Braun ThermoScan 7:
Age Precision Technology: The ThermoScan 7 features Age Precision technology, which allows you to select the age of the person being measured (0-3 months, 3-36 months, or 36 months to adult). This helps to interpret the temperature reading accurately, as normal body temperature can vary depending on age.
Pre-warmed Tip: The thermometer’s tip is pre-warmed before use, which helps to ensure more accurate readings and increased comfort for the user.
ExacTemp Guidance System: The ExacTemp guidance system provides feedback through a light and sound indicator, ensuring proper positioning and accurate measurement. The thermometer beeps when it’s positioned correctly, ensuring that you get consistent and reliable results.
Memory Function: The Braun ThermoScan 7 has a memory function that stores the last nine temperature readings. This can be useful for tracking temperature changes over time or sharing the information with a healthcare professional.
Hygienic and Easy to Clean: The thermometer comes with disposable lens filters, which are essential for maintaining hygiene and preventing the spread of germs. The lens filters can be easily replaced after each use.
2. Vicks ComfortFlex Digital Thermometer
The Vicks ComfortFlex Digital Thermometer is a versatile option that can be used orally, rectally, or under the arm. It provides fast and accurate readings and has a flexible tip for added comfort.
The Vicks ComfortFlex Digital Thermometer is a versatile thermometer that can be used orally, rectally, or under the arm. Here are some features of the Vicks ComfortFlex Digital Thermometer:
Flexible Tip: The thermometer has a flexible tip, which provides added comfort during temperature measurements. This feature is particularly beneficial for rectal use.
Fast and Accurate Readings: The Vicks ComfortFlex Digital Thermometer is designed to provide fast and accurate temperature readings. It typically delivers results within seconds, allowing for quick and convenient monitoring.
Multiple Measurement Methods: This thermometer can be used in three different ways: orally, rectally, or under the arm. This versatility makes it suitable for people of all ages, including infants, children, and adults.
Memory Recall: The thermometer has a memory recall function that stores the last reading, allowing you to track temperature trends over time. This feature can be helpful when monitoring fevers or consulting with healthcare professionals.
Waterproof and Easy to Clean: The Vicks ComfortFlex Digital Thermometer is waterproof, which makes it easy to clean after each use. Proper cleaning and disinfection are essential for maintaining hygiene and preventing the spread of germs.
3. Kinsa Smart Stick Digital Thermometer
The Kinsa Smart Stick Digital Thermometer combines accuracy with smart technology. It connects to a smartphone app, allowing you to track your temperature readings and symptoms. It can be used rectally or orally.
The Kinsa Smart Stick Digital Thermometer is a modern and innovative thermometer that combines accuracy with smart technology. Here are some notable features of the Kinsa Smart Stick Digital Thermometer:
Smart Connectivity: The Kinsa Smart Stick connects to your smartphone via Bluetooth, allowing you to track and monitor temperature readings using the Kinsa app. The app provides personalized guidance and lets you log symptoms and medications for a comprehensive health record.
Fast and Accurate Readings: The thermometer delivers quick and accurate temperature readings within seconds. It utilizes a professional-grade sensor for precise measurements.
Multi-Use Thermometer: The Kinsa Smart Stick can be used orally, rectally, or under the arm, making it suitable for all age groups, including infants, children, and adults.
Flexible Tip: The thermometer is equipped with a flexible tip, which enhances comfort and safety during use, especially for rectal measurements.
Health Tracking: The Kinsa app allows you to keep track of temperature readings, symptoms, and medications for yourself and your family members. It guides when to seek medical attention and offers tips for managing illnesses.
4. ADC Adtemp Digital Thermometer
The ADC Adtemp Digital Thermometer is a reliable and affordable option. It features a flexible tip, quick readout time, and provides accurate rectal temperature measurements.
The ADC Adtemp Digital Thermometer is a reliable and affordable option for temperature measurement. Here are some key features of the ADC Adtemp Digital Thermometer:
Quick Readings: The ADC Adtemp Digital Thermometer provides fast temperature readings, typically within 10-30 seconds, allowing for quick and efficient monitoring.
Flexible Tip: The thermometer features a flexible tip, which enhances comfort and ease of use, especially during rectal measurements.
Large Display: The thermometer is equipped with a large, easy-to-read display that shows the temperature measurement clearly, making it convenient for users of all ages.
Memory Function: The ADC Adtemp Digital Thermometer has a memory function that recalls the last temperature reading. This feature allows you to keep track of temperature trends and compare previous measurements.
Water-Resistant and Easy to Clean: The thermometer is water-resistant, making it easy to clean and maintain proper hygiene. It is essential to clean the thermometer thoroughly between uses to prevent the spread of germs.
5. iProven DTR-1221A Digital Thermometer
The iProven DTR-1221A Digital Thermometer is designed for rectal use and offers quick and accurate readings. It has a flexible tip and a large display for easy temperature reading.
The iProven DTR-1221A Digital Thermometer is a popular choice known for its accuracy and ease of use. Here are some key features of the iProven DTR-1221A Digital Thermometer:
Quick and Accurate Readings: The thermometer delivers fast and precise temperature measurements within seconds, ensuring reliable results for both oral and rectal use.
Flexible Tip: The thermometer is designed with a flexible tip, which adds comfort and safety during rectal temperature measurements, especially for infants and young children.
Large Backlit Display: The iProven DTR-1221A features a large backlit display that shows the temperature reading clearly, making it easy to read in different lighting conditions.
Fever Indicator: The thermometer includes a fever indicator that displays different colors depending on the temperature reading. This feature helps you quickly identify if the temperature is within a normal range or if there’s a fever.
Memory Recall: The iProven DTR-1221A has a memory function that allows you to recall the last measurement taken. This can help track temperature trends or share information with healthcare professionals.
Waterproof and Easy to Clean: The thermometer is waterproof, making it easy to clean and sanitize after each use. Proper cleaning is crucial to maintain hygiene and prevent the spread of germs.
The iProven DTR-1221A Digital Thermometer is known for its reliability, simplicity, and accurate readings. Always follow the manufacturer’s instructions for correct usage and cleaning procedures.
Is the Best Rectal Thermometer Accurate?
Rectal thermometers are generally considered to be the most accurate method for measuring body temperature, especially in infants and young children. The rectal temperature closely reflects the core body temperature, which is important for accurate diagnosis and monitoring of fever.
1. Choose a high-quality rectal thermometer from a reputable manufacturer.
2. Clean the thermometer with soap and water or rubbing alcohol before and after each use.
3. Follow the manufacturer’s instructions for proper insertion and placement of the thermometer.
4. Use a water-based lubricant or petroleum jelly to ease the insertion.
5. Gently insert the thermometer into the rectum about an inch (2.5 centimeters) for infants and about two inches (5 centimeters) for older children and adults.
6. Hold the thermometer in place until it beeps or until the recommended time is provided by the manufacturer.
7. Remove the thermometer and check the reading.
Why Do I Want to See a Rectal Temperature?
The desire to see a rectal temperature can vary depending on the context and individual preferences. However, it is important to note that rectal temperature measurements are primarily used in medical or veterinary settings for diagnostic purposes.
Rectal temperature readings are considered one of the most accurate ways to measure core body temperature, especially in infants, young children, and certain medical situations.
If your interest in seeing a rectal temperature measurement is not related to a medical or diagnostic need, it may be considered a personal preference or fetish. It is important to approach such interests with respect and understanding for the privacy and consent of others.
What Quite Thermometer is Employed to Require a Rectal Temperature?
A digital thermometer is commonly used to take a rectal temperature. Digital thermometers are designed to be accurate, easy to use, and provide quick readings. It is important to choose a thermometer specifically labeled for rectal use and to follow the manufacturer’s instructions for proper cleaning and disinfection before and after each use.
Rectal thermometers are often recommended for infants and young children because they provide the most accurate measurement of core body temperature. However, it is essential to exercise caution and ensure that the procedure is conducted safely and hygienically.
How Do I Use A Digital Thermometer?
Using a digital thermometer is a straightforward process. Here’s a step-by-step guide on how to use a typical digital thermometer:
Prepare the thermometer: Make sure the thermometer has a fresh battery and is clean. If it has a protective cover, remove it.
Turn on the thermometer: Many digital thermometers have a power button. Press and hold it for a few seconds until the display activates. Some thermometers may turn on automatically when the protective cover is removed.
Check the display: The thermometer should display the current temperature or show dashes if it’s ready to measure the temperature.
Position the thermometer: Decide where you want to measure the temperature. Common areas include the mouth (oral), armpit (axillary), or rectum (rectal). Make sure to use different thermometers for different areas to avoid cross-contamination.
Oral measurement: If you’re measuring oral temperature, place the thermometer tip under your tongue, towards the back of your mouth. Close your lips gently but firmly around the thermometer to ensure a proper seal. Make sure not to bite or clamp down on the thermometer.
Axillary measurement: For axillary temperature, remove any clothing covering the armpit. Place the thermometer in the armpit, ensuring it touches the skin and not the clothing. Keep the arm pressed against the body to secure the thermometer.
Rectal measurement: If you’re taking a rectal temperature (usually done for infants and young children), lubricate the thermometer tip with petroleum jelly or a water-based lubricant. Gently insert the tip about 1/2 to 1 inch into the rectum. Hold the thermometer in place until it beeps or until the reading is complete.
Wait for the reading: Keep the thermometer in place until you hear a beep or until the temperature reading stabilizes on the display. This usually takes around 10 to 30 seconds, depending on the thermometer.
Read the temperature: Look at the display to see the temperature reading. Some digital thermometers may beep to indicate the measurement is complete, while others may display the result for a few seconds before automatically turning it off.
Record the temperature: If needed, record the temperature in a log or note it down for reference.
Clean and store the thermometer: After use, clean the thermometer according to the manufacturer’s instructions. Most digital thermometers can be wiped with a clean cloth or alcohol swab. Make sure it’s completely dry before storing it in a safe place.
How Do I Use A Glass Thermometer?
Using a glass thermometer typically involves the following steps:
Make sure the thermometer is clean: Before using a glass thermometer, ensure that it is clean and free from any debris or residue. If necessary, gently wash the thermometer with soap and warm water, and then rinse it thoroughly.
Shake down the mercury: Hold the thermometer firmly at its base and give it a few quick flicks of the wrist, causing the mercury (silver-colored liquid) to drop below the desired temperature range or zero mark. Be careful not to drop the thermometer or hit it against a hard surface while doing this.
Position the thermometer: Decide on the location where you want to measure the temperature. Common areas include under the tongue, in the armpit, or the rectum (for rectal thermometers). Ensure that the thermometer is appropriate for the intended use.
Place the thermometer: Gently insert the bulb end of the thermometer into the desired location. Make sure the bulb is fully immersed in the area you are measuring, but be cautious not to force it or cause any discomfort.
Wait for the temperature reading: Keep the thermometer in place for the recommended amount of time specified by the manufacturer or until the temperature reading stabilizes. This usually takes a minute or two, but it may vary depending on the type of thermometer.
Read the temperature: Carefully remove the thermometer from the measurement area, taking care not to touch the bulb or the mercury column. Hold the thermometer at eye level and observe the scale on the thermometer. Look for the point where the mercury column ends, and read the temperature value indicated by the scale closest to the end of the column. Typically, the temperature is measured in degrees Celsius (°C) or Fahrenheit (°F).
Record the temperature: If you need to track temperature changes or share the information with a healthcare professional, it’s a good practice to write down the temperature, along with the date and time of measurement.
Clean and store the thermometer: After use, clean the glass thermometer again, preferably with a disinfectant or isopropyl alcohol, to ensure it’s sanitized. Rinse it with water and wipe it dry with a clean cloth. Store the thermometer in a protective case or a safe place to prevent it from getting damaged.
Buying Guidelines
Rectal thermometers are commonly used to measure body temperature accurately, particularly in infants and young children. If you’re considering buying a rectal thermometer, here are some key factors to consider:
Accuracy
The most critical factor in choosing a rectal thermometer is its accuracy. Look for a thermometer that provides precise temperature readings within a narrow range. Check if the thermometer is clinically tested and approved by relevant authorities to ensure accuracy.
Safety Features
Safety is of utmost importance when using a rectal thermometer, especially for infants and children. Look for a thermometer with a flexible and rounded tip to minimize discomfort and reduce the risk of injury. Additionally, ensure that the device has a wide base or handle to prevent it from being inserted too far.
Speed
Quick temperature readings are crucial when dealing with restless or fussy children. Choose a rectal thermometer that provides fast and accurate results within a few seconds.
Memory and Display
A rectal thermometer with a memory function can be useful, allowing you to track temperature changes over time. Look for a device with a clear and easy-to-read display to ensure you can interpret the results accurately.
Waterproof and Easy to Clean
Since rectal thermometers come into contact with bodily fluids, it’s essential to choose a model that is waterproof and easy to clean. This feature ensures hygiene and helps prevent the spread of infections.
Age Appropriateness
Some rectal thermometers are specifically designed for infants, while others are suitable for both infants and adults. Check the age range specified by the manufacturer to ensure you choose an appropriate thermometer for your needs.
Battery Life
If you opt for a digital rectal thermometer, consider the battery life. Look for one with long battery life or a rechargeable feature to avoid frequent battery changes.
FDA Approval
Ensure that the rectal thermometer you choose is approved by the FDA (Food and Drug Administration) or any relevant regulatory authority in your country. This approval ensures that the device meets safety and performance standards.
Brand Reputation
Finally, consider the reputation of the brand and read customer reviews before making a purchase. Positive feedback and a reputable brand indicate a reliable and accurate rectal thermometer.
Remember to consult with a healthcare professional, such as a pediatrician, to ensure you’re using the rectal thermometer correctly and following the appropriate guidelines for temperature measurement.
Disclaimer: This information is provided as a general guide and should not substitute professional medical advice.
Frequently Asked Questions
Q: What is a rectal thermometer?
A: A rectal thermometer is a medical device used to measure body temperature by inserting it into the rectum. It is designed specifically for rectal use and is considered one of the most accurate methods of measuring core body temperature.
Q: How does a rectal thermometer work?
A: A rectal thermometer typically consists of a slender, flexible probe with a temperature sensor at the tip. To use it, the thermometer is gently inserted into the rectum, and the temperature is measured by the sensor. The readings are usually displayed on a digital screen or dial on the thermometer.
Q: Why is a rectal thermometer used?
A: A rectal thermometer is commonly used in infants and young children because it provides an accurate measurement of their core body temperature. It is also used in certain medical situations where precise temperature monitoring is required, such as in critically ill patients or during surgical procedures.
Q: Is a rectal thermometer safe to use?
A: When used correctly, a rectal thermometer is safe to use. However, it is important to follow proper hygiene and safety practices. Make sure to clean the thermometer before and after each use, and lubricate the tip with a water-based lubricant to ease insertion. Additionally, be gentle when inserting the thermometer to avoid causing any discomfort or injury.
Q: Is it necessary to use a rectal thermometer for a temperature measurement?
A: While a rectal thermometer is considered one of the most accurate methods for measuring core body temperature, there are alternative methods available, such as oral, axillary (armpit), or tympanic (ear) thermometers. The choice of thermometer depends on factors such as the age of the person, their condition, and the accuracy required for the specific situation.
Final Thoughts
When buying a rectal thermometer, accuracy, safety features, speed, display, ease of cleaning, age appropriateness, battery life, FDA approval, brand reputation, and customer reviews are important factors to consider. By selecting a rectal thermometer that meets these criteria, you can ensure accurate temperature measurements, safety, and ease of use.
If you interested in checking other best thermometers be sure to check the Best Instant Read Thermometer and these other articles.
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