Gel Mark Ultra™ Breast Tissue Marker GMUEC10GSSRecalls & reported problems
Senorx, Inc. · GEL MARK ULTRA™ Breast Tissue Marker, 10 Ga EnCor, SS "Omega" · Class 2 · Implant
Data updated Oct 18, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 8
- Deaths reported
- 0
- Injuries reported
- 4
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 8 adverse event reports that list this exact device (DI 00801741031854), received between Dec 23, 2015 and Nov 7, 2024 — classified as 4 injuries, 4 malfunctions.
The most frequently reported specific device problem is “Positioning Failure” (3 reports).
Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. What reports can and can't tell you · How this data works · Data updated Oct 18, 2026.
Reports received per month
Most reported problems
Device problems
- Positioning Failure3
- Break2
- Patient-Device Incompatibility2
- Activation, Positioning or Separation Problem1
- Adverse Event Without Identified Device or Use Problem1
- Detachment of Device or Device Component1
- Difficult to Insert1
- Difficult to Remove1
Patient problems
- Hemorrhage/Blood Loss/Bleeding2
- No Consequences Or Impact To Patient2
- No Clinical Signs, Symptoms or Conditions1
- Rash1
- Staphylococcus Aureus1
- Unspecified Infection1
- Urticaria1
Recent adverse event reports
The 8 most recent of 8 reports, in the reporter's own words as published by the FDA.
MalfunctionNov 7, 2024Break; Positioning Failure; Poor Quality Image; Material Twisted/Bent; Break; Positioning Failure; Poor Quality Image; Material Twisted/Bent
IT WAS REPORTED THAT DURING A BREAST TISSUE MARKER PLACEMENT PROCEDURE, THE MARKER WAS ALLEGEDLY NOT PLACED SMOOTHLY. IT WAS FURTHER REPORTED THAT THE INSERTED MARKER CLIP WAS NOT SEEN. FURTHERMORE, THE ENTIRE NEEDLE WAS ALLEGEDLY SKEWED WHEN IT WAS PULLED OUT. THERE WAS NO REPORTED PATIENT INJURY.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 20629045 ↗InjuryJun 18, 2021Positioning Failure; Positioning Failure
IT WAS REPORTED THAT DURING A BREAST BIOPSY MARKER PLACEMENT, THE DEVICE ALLEGEDLY FAILED TO DEPLOY. THE DEVICE WAS REMOVED AND REPLACED WITH ANOTHER DEVICE. THE PATIENT HAD EXCESSIVE BLEEDING DUE TO MULTIPLE TIME REMOVAL. OF THE DEVICE. THE PATIENT'S CURRENT STATUS WAS UNKNOWN.
Patient problems: Hemorrhage/Blood Loss/Bleeding
MAUDE report 12023862 ↗InjuryJun 3, 2021Positioning Failure; Positioning Failure
IT WAS REPORTED THAT DURING A BIOPSY PROCEDURE, THE DEVICE ALLEGEDLY FAILED TO DEPLOY. THE PATIENT HAD EXCESSIVE BLEEDING DUE TO MULTIPLE TIME REMOVAL. THE PROCEDURE WAS COMPLETED USING ANOTHER DEVICE. THE PATIENT'S CURRENT STATUS WAS UNKNOWN.
Patient problems: Hemorrhage/Blood Loss/Bleeding
MAUDE report 11929727 ↗InjuryMay 9, 2018Patient-Device Incompatibility; Patient-Device Incompatibility
IT WAS REPORTED THAT POST BREAST TISSUE MARKER PLACEMENT, THE PATIENT ALLEGEDLY EXPERIENCED AN ALLERGIC REACTION (RASH OVER NECK AND FACE). IT WAS FURTHER REPORTED THAT THE GENERAL PRACTITIONER COMMENCED PREDNISONE. REPORTEDLY, AFTER TESTING, THE IMMUNOLOGIST HAD PREDNISONE CEASED AND ANTIHISTAMINE COMMENCED. IT WAS FURTHER REPORTED THAT THE ANTIHISTAMINE WAS ABLE TO RESOLVE THE REACTION AND THE MARKER REMAINS IN PLACE.
Patient problems: Rash
MAUDE report 7501442 ↗MalfunctionApr 17, 2018Patient-Device Incompatibility; Patient-Device Incompatibility
IT WAS REPORTED THAT POST PLACEMENT OF A BREAST TISSUE MARKER, THE PATIENT ALLEGEDLY HAD EPISODES OF IDIOPATHIC URTICARIA. THERE WAS NO REPORTED PATIENT INJURY.
Patient problems: Urticaria
MAUDE report 7438655 ↗MalfunctionFeb 21, 2018Separation Failure; Detachment of Device or Device Component; Separation Failure; Detachment of Device or Device Component
IT WAS REPORTED THAT POST BREAST TISSUE MARKER PLACEMENT UNDER STEREOTACTIC GUIDANCE, THE MARKER APPLICATOR TIP WAS NOTED TO HAVE DETACHED. THERE WAS NO REPORTED PATIENT INJURY.
Patient problems: No Consequences Or Impact To Patient
MAUDE report 7287735 ↗MalfunctionAug 14, 2017Break; Difficult to Insert; Migration or Expulsion of Device; Difficult to Remove; Activation, Positioning or Separation Problem; Break; Difficult to Insert; Migration or Expulsion of Device; Difficult to Remove; Activation, Positioning or Separation Problem
IT WAS REPORTED THAT DURING BREAST TISSUE MARKER PLACEMENT, THE MARKER APPLICATOR WAS ALLEGEDLY DIFFICULT TO INSERT INTO THE PROBE AND THE MARKER WAS ABLE TO BE PLACED. IT WAS FURTHER REPORTED UNDER POST PROCEDURE IMAGING THE MARKER MIGRATED APPROXIMATELY 1-2 CM FROM THE BIOPSY SITE AND A SMALL FOREIGN OBJECT WAS OBSERVED. REPORTEDLY, THE SMALL PIECE OBSERVED IS A PIECE OF THE MARKER THAT MAY HAVE BROKEN OFF INTO THE PATIENT. IT WAS FURTHER REPORTED THE PROBE AND MARKER WERE REMOVED AS ONE UNIT AND THE MARKER APPLICATOR WAS UNABLE TO BE REMOVED FROM THE PROBE. THERE WAS NO REPORTED PATIENT INJURY.
Patient problems: No Consequences Or Impact To Patient
MAUDE report 6792467 ↗InjuryDec 23, 2015Adverse Event Without Identified Device or Use Problem
IT WAS REPORTED THAT APPROXIMATELY SIX DAYS AFTER A STEREOTACTIC BREAST BIOPSY ON TWO LESIONS IN THE SAME BREAST, THE PATIENT REPORTED SYMPTOMS OF INFECTION WITH A HEMATOMA IN ONE CAVITY AND AN ABSCESS IN THE SECOND. A CULTURE WAS OBTAINED AND TEST RESULTS CONFIRMED PRESENCE OF INFECTION DUE TO STAPHYLOCOCCUS. MEDICAL TREATMENT WAS PROVIDED.
Patient problems: Staphylococcus Aureus; Unspecified Infection
MAUDE report 5325422 ↗
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Sources and updates
- Device record: FDA GUDID, file dated Oct 13, 2026 · View this device in AccessGUDID ↗
- Adverse event reports: FDA MAUDE, file dated Oct 14, 2026 · each report above links to its original FDA record
- Recalls: FDA Medical Device Recalls, file dated Oct 16, 2026
- Page last rebuilt: Oct 18, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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