# K982821: MMS Therpacplus B3DTUI Model Number 6.7

- Pathway: 510(k) (Traditional)
- Applicant: Multimedia Medical Systems, Inc.
- Decided: Nov 5, 1998 after 86 days
- Product code: MUJ (System, Planning, Radiation Therapy Treatment)
- Device class: 2
- Regulation: 21 CFR 892.5050
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K924240 (1993). 2 ancestors in all.
165 later devices descend from it; 3 cite it directly.
0 of 168 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K930506: Therpac Radiotherapy Treatment Planning System, Pinecliff Assoc. (1994) Summary page 1.
- K924240: Prowess 2000, Small Systems Group, Inc. (1993) Summary page 1.

## Most influential descendants
- K030534: Variseed 7.1 (2003), 83 descendants of its own
- K103576: Mim 5.2 (Brachy) (2011), 79 descendants of its own
- K993923: Adac PINNACLE3TM Radiation Therapy Planning System (2000), 79 descendants of its own
- K151913: MIM-Thin Client (mobile) (2016), 68 descendants of its own
- K172218: MIM – Y90 Dosimetry (2017), 67 descendants of its own

## Indications for use
The MMS - TherpacPLUS B3DTUTI is a software application for pre-operative planning and post-operative evaluation of permanent implant brachytherapy procedures for the treatment of prostate cancer. It assists physicians and medical physicists in pre-planning the patient’s implant procedure and evaluating the actual post-operative results of the procedure.

Source page: https://510kreport.com/device/K982821
Methodology: https://510kreport.com/methodology