# K232717: Apex Locator (AL-Pex), Apex Locator (AL-Pex+)

- Pathway: 510(k) (Traditional)
- Applicant: Changzhou Haili Medical Co., Ltd.
- Decided: Dec 22, 2023 after 108 days
- Product code: LQY (Locator, Root Apex)
- Device class: U
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 5 generations back to K992233 (1999). 5 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 7 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K203836: BOMEDENT Apex locator, WISMY Apex locator, Changzhou Bomedent Medical Technology Co.,Ltd (2021) Summary page 5.

## Most influential descendants
- K242765: Electronic Apex Locator (Alpha Apex I) (2025), 0 descendants of its own

## Indications for use
support the dentist in the determination of the working length during the endodontic treatment. The use of this product is intended exclusively for duly qualified dental practitioners.

Source page: https://510kreport.com/device/K232717
Methodology: https://510kreport.com/methodology