Apex Locator: Definition, Types, Benefits, Uses, Price in India, and Financing Options

Learn what an apex locator is, its types, uses, benefits, price in India, and tips on choosing, maintaining, and caring for the right dental apex locator.
Medical Equipment Finance
4 min
07 May 2025
An apex locator is an essential tool used in endodontics to accurately locate the apex or the tip of the root of a tooth during a root canal procedure. The device plays a crucial role in determining the correct length of the root canal to ensure complete cleaning and disinfection, which ultimately contributes to the success of the procedure. Check your medical equipment finance eligibility to explore how financing can assist in acquiring an apex locator for your practice, making it easier to invest in this vital tool.

Apex locators provide highly accurate measurements and help in reducing the chances of over-instrumentation or under-instrumentation during treatment. By avoiding these errors, the device promotes better patient outcomes and more efficient procedures. In addition to their role in root canal treatments, apex locators are becoming increasingly popular for their ease of use, precision, and ability to replace traditional methods like X-rays.

The price of an apex locator in India varies based on the brand, features, and model. Whether you're looking to buy a new apex locator for your dental practice or replace an older model, it’s essential to consider financing options to make the purchase more manageable. Bajaj Finserv Medical Equipment Finance offers convenient solutions for dental practitioners who wish to equip their clinics with modern, high-quality medical equipment.

What is an apex locator?

An apex locator is a dental device designed to determine the location of the root canal’s apex, or the tip of the tooth’s root. This tool is mainly used during endodontic procedures such as root canal treatments. By measuring the electrical resistance between the root canal and the surrounding tissues, the apex locator can accurately determine the length of the canal, which is critical for proper treatment.

Here’s how it works:

  • It uses electrical impedance to measure the resistance in the root canal.
  • The device displays the measurements on a digital screen, indicating the position relative to the apex.
  • Apex locators can be used in conjunction with radiographs to ensure precision and reduce the reliance on X-rays.
Using an apex locator can significantly improve the accuracy of the root canal procedure and reduce the risk of complications.

Types of apex locators

Apex locators come in several types, with varying technologies and features. Here are the most common types:

  • Analogue apex locators
  • Use a needle or probe to measure the resistance in the root canal.
  • Display results on an analogue scale.
  • Affordable but less precise compared to digital models.
  • Digital apex locators
  • Provide precise, easy-to-read measurements on a digital screen.
  • More accurate than analogue models, with features like real-time readings.
  • Often more expensive but highly preferred for their accuracy.
  • Combined apex locators
  • Use both electronic measurements and X-ray technology to determine root canal length.
  • Offer enhanced precision, making them ideal for complex cases.
  • Wireless apex locators
  • Portable and lightweight, offering flexibility in usage.
  • Allow dentists to move freely during procedures without the constraints of wires.

Benefits of using apex locators

The benefits of using an apex locator in dental practice are numerous, including:

  • Increased accuracy: Apex locators provide precise measurements that help avoid over- or under-instrumentation, leading to more effective root canal treatments.
  • Reduced X-ray exposure: By relying on electronic measurements rather than X-rays, dentists can limit the amount of radiation exposure for both patients and dental staff.
  • Improved treatment efficiency: With faster and more accurate readings, apex locators can reduce the time spent on root canal procedures.
  • Enhanced patient outcomes: Accurate length determination ensures better cleaning and disinfection of the root canal, reducing the risk of infection or complications.
  • Cost-effective: Over time, apex locators can save money by reducing the number of X-rays needed and minimising the risk of treatment errors.

Uses and applications of an apex locator

Apex locators are primarily used in endodontics, but they have a range of applications:

  • Root canal treatment: The primary use of an apex locator is to accurately determine the working length of the root canal during treatment.
  • Retreatment procedures: Apex locators can also be used to measure the length of a previously treated root canal when performing retreatment.
  • Pulp vitality testing: Some apex locators have additional functions that can test the vitality of the tooth pulp, helping to diagnose the health of the tooth.
  • Teaching aid: Apex locators can be used in dental schools and training programs to teach students the importance of precision in root canal therapy.

Price of an apex locator in India

The price of an apex locator in India varies based on the brand, features, and type. Here's an approximate price range for different models:

Type of apex locatorDescriptionEstimated price range (Rs.)
Analogue apex locatorBasic models with manual readings; cost-effective but less preciseRs. 10,000 – Rs. 20,000
Digital apex locatorOffers accurate, real-time readings with digital displayRs. 20,000 – Rs. 50,000
Wireless apex locatorPortable and cordless, ideal for flexible dental practice setupsRs. 30,000 – Rs. 70,000
Multi-functional apex locatorAdvanced models with integrated pulp testers and multi-mode operationRs. 50,000 – Rs. 1,50,000
Integrated dental systemsHigh-end systems combining apex locating with imaging or endodontic platformsRs. 2,00,000 – Rs. 10,00,00,000


Prices are indicative and may vary depending on the supplier or location.

Financing options for apex locators in India

When purchasing an apex locator, it’s important to consider financing options, especially for dental practitioners looking to manage their budget. Bajaj Finserv Medical Equipment Finance offers flexible payment plans and easy EMI options, making it convenient to purchase high-quality medical equipment.

  • Easy repayment plans: You can spread the cost of an apex locator over several months.
  • Competitive interest rates: We offer competitive interest rates, helping you save on long-term costs.
  • Quick approval: The approval process is fast and hassle-free, so you can receive the equipment you need without delay.
  • Flexible loan amounts: You can finance the entire cost of the apex locator, or a part of it, depending on your budget.

Check your pre-approved doctor loan offer to streamline your financing and equip your dental practice without the financial strain.

How to choose the right apex locator

Choosing the right apex locator is crucial for achieving accurate and efficient root canal treatments. Here’s a guide on how to choose the best one for your practice:

FeatureDigital apex locatorAnalogue apex locator
AccuracyHighModerate
DisplayDigital screen, easy to readAnalogue scale, harder to interpret
PortabilityPortable, lightweightLess portable
CostExpensiveAffordable
Advanced featuresAdvanced functions, better precisionBasic functions


  • Consider your budget: If you're looking for a cost-effective option, an analogue model might be ideal, but if precision is paramount, a digital model is the best choice. However, if budget is a constraint, let us help you get your desired model! Check your pre-approved medical equipment finance offer and secure quick funds now.
  • Portability: If you need flexibility, consider a wireless apex locator.
  • Brand reputation: Always choose a reputable brand to ensure reliability and durability.

Maintenance and care of an apex locator

Proper maintenance is essential to ensure the longevity and functionality of your apex locator:

  • Regular cleaning: Wipe the device with a soft cloth after each use to keep it free from dust and debris.
  • Check for battery life: Ensure that the device's battery is charged and replace it if needed to avoid interruptions during use.
  • Calibration: Periodically calibrate the apex locator to maintain accuracy.
  • Storage: Store the apex locator in a protective case to prevent damage from accidental drops or exposure to moisture.
If you're planning to invest in upgraded dental tools or equipment, it might also be the right time to check your doctor loan eligibility to support your practice's growth more efficiently.

Conclusion

An apex locator is an invaluable tool in modern endodontics, offering increased accuracy, reduced X-ray exposure, and improved patient outcomes. With a variety of types and models available, choosing the right one depends on your budget, practice size, and preference for advanced features. Additionally, Bajaj Finserv Medical Equipment Finance offers flexible financing options to help you manage the cost of this essential dental equipment, ensuring you can provide the best care to your patients.

Frequently asked questions

What is an apex locator used for?
An apex locator is used in root canal procedures to accurately measure the length of the root canal, helping to ensure the proper cleaning and disinfection of the canal.

What is the principle behind an apex locator?
Apex locators work based on electrical impedance, measuring the resistance in the root canal and providing precise readings of the canal length.

What are the different types of apex locators?
The main types of apex locators are analogue, digital, combined, and wireless models. Digital models are the most common due to their accuracy and ease of use.

What does the zero reading in an apex locator indicate?
A zero reading on an apex locator indicates that the instrument has reached the apex of the root canal, signalling that the proper length has been determined for treatment.

Show More Show Less

Bajaj Finserv App for All Your Financial Needs and Goals

Trusted by 50 million+ customers in India, Bajaj Finserv App is a one-stop solution for all your financial needs and goals.

You can use the Bajaj Finserv App to:

Apply for loans online, such as Instant Personal Loan, Home Loan, Business Loan, Gold Loan, and more.

  • Explore and apply for co-branded credit cards online.
  • Invest in fixed deposits and mutual funds on the app.
  • Choose from multiple insurance for your health, motor and even pocket insurance, from various insurance providers.
  • Pay and manage your bills and recharges using the BBPS platform. Use Bajaj Pay and Bajaj Wallet for quick and simple money transfers and transactions.
  • Apply for Insta EMI Card and get a pre-approved limit on the app. Explore over 1 million products on the app that can be purchased from a partner store on Easy EMIs.
  • Shop from over 100+ brand partners that offer a diverse range of products and services.
  • Use specialised tools like EMI calculators, SIP Calculators
  • Check your credit score, download loan statements, and even get quick customer support—all on the app.
Download the Bajaj Finserv App today and experience the convenience of managing your finances on one app.

Do more with the Bajaj Finserv App!

UPI, Wallet, Loans, Investments, Cards, Shopping and more

Disclaimer

1. Bajaj Finance Limited (“BFL”) is a Non-Banking Finance Company (NBFC) and Prepaid Payment Instrument Issuer offering financial services viz., loans, deposits, Bajaj Pay Wallet, Bajaj Pay UPI, bill payments and third-party wealth management products. The details mentioned in the respective product/ service document shall prevail in case of any inconsistency with respect to the information referring to BFL products and services on this page.

2. All other information, such as, the images, facts, statistics etc. (“information”) that are in addition to the details mentioned in the BFL’s product/ service document and which are being displayed on this page only depicts the summary of the information sourced from the public domain. The said information is neither owned by BFL nor it is to the exclusive knowledge of BFL. There may be inadvertent inaccuracies or typographical errors or delays in updating the said information. Hence, users are advised to independently exercise diligence by verifying complete information, including by consulting experts, if any. Users shall be the sole owner of the decision taken, if any, about suitability of the same.