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U.S. Department of Health and Human Services

TPLC - Total Product Life Cycle

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Device stimulator, peripheral nerve, implanted (pain relief)
Regulation Description Implanted peripheral nerve stimulator for pain relief.
Product CodeGZF
Regulation Number 882.5870
Device Class 2


Premarket Reviews
ManufacturerDecision
BIONESS INC.
  SUBSTANTIALLY EQUIVALENT 2
CURONIX
  SUBSTANTIALLY EQUIVALENT 1
MICRON MEDICAL CORPORATION
  SUBSTANTIALLY EQUIVALENT 1
NALU MEDICAL, INC.
  SUBSTANTIALLY EQUIVALENT 1
NEUSPERA MEDICAL INC.
  SUBSTANTIALLY EQUIVALENT 2

MDR Year MDR Reports MDR Events
2020 104 104
2021 226 226
2022 183 183
2023 524 524
2024 678 678
2025 98 98

Device Problems MDRs with this Device Problem Events in those MDRs
Adverse Event Without Identified Device or Use Problem 894 894
Migration 218 218
Use of Device Problem 163 163
Insufficient Information 100 100
Migration or Expulsion of Device 61 61
Appropriate Term/Code Not Available 44 44
Intermittent Communication Failure 42 42
Device Unsafe to Use in Environment 37 37
Malposition of Device 35 35
Fracture 29 29
Off-Label Use 28 28
Improper or Incorrect Procedure or Method 27 27
Material Erosion 25 25
Expulsion 16 16
Material Protrusion/Extrusion 14 14
Impedance Problem 12 12
Inappropriate/Inadequate Shock/Stimulation 12 12
Lack of Effect 12 12
Patient-Device Incompatibility 10 10
Patient Device Interaction Problem 8 8
Detachment of Device or Device Component 8 8
Therapeutic or Diagnostic Output Failure 7 7
Battery Problem 7 7
High impedance 6 6
Break 5 5
Manufacturing, Packaging or Shipping Problem 5 5
Unintended Electrical Shock 4 4
No Apparent Adverse Event 4 4
Circuit Failure 3 3
Device-Device Incompatibility 3 3
Temperature Problem 3 3
Device Appears to Trigger Rejection 3 3
Therapy Delivered to Incorrect Body Area 2 2
Fluid/Blood Leak 2 2
Overheating of Device 2 2
Pocket Stimulation 2 2
Device Difficult to Setup or Prepare 2 2
Microbial Contamination of Device 2 2
Physical Resistance/Sticking 2 2
Communication or Transmission Problem 2 2
Structural Problem 1 1
Material Deformation 1 1
Device Handling Problem 1 1
Unraveled Material 1 1
Contamination 1 1
Material Integrity Problem 1 1
Expiration Date Error 1 1
Product Quality Problem 1 1
Material Separation 1 1
Defibrillation/Stimulation Problem 1 1

Patient Problems MDRs with this Patient Problem Events in those MDRs
Inadequate Pain Relief 387 387
Pain 223 223
Post Operative Wound Infection 212 212
Erosion 170 170
No Clinical Signs, Symptoms or Conditions 147 147
Impaired Healing 134 134
Skin Infection 126 126
Skin Inflammation/ Irritation 103 103
Electric Shock 81 81
Swelling/ Edema 65 65
Discomfort 54 54
Unspecified Infection 53 53
Burning Sensation 51 51
Wound Dehiscence 43 43
Skin Erosion 33 33
Insufficient Information 31 31
Purulent Discharge 27 27
Erythema 22 22
Appropriate Clinical Signs, Symptoms, Conditions Term / Code Not Available 20 20
Fluid Discharge 18 18
Cellulitis 16 16
Hemorrhage/Bleeding 15 15
Implant Pain 15 15
Skin Irritation 14 14
Blister 14 14
Pocket Erosion 13 13
Bacterial Infection 12 12
Numbness 11 11
Failure of Implant 9 9
Hypersensitivity/Allergic reaction 7 7
Rash 7 7
Shock from Patient Lead(s) 6 6
Drug Resistant Bacterial Infection 6 6
Stroke/CVA 6 6
Hematoma 5 5
Itching Sensation 5 5
Fever 5 5
Dizziness 4 4
Abscess 4 4
Cardiac Arrest 4 4
Bruise/Contusion 4 4
Cramp(s) /Muscle Spasm(s) 3 3
Burn(s) 3 3
Urinary Tract Infection 3 3
Loss of consciousness 2 2
Skin Tears 2 2
Tissue Damage 2 2
Myocardial Infarction 2 2
Granuloma 2 2
Scar Tissue 2 2

Recalls
Manufacturer Recall Class Date Posted
1 Nalu Medical, Inc. II Jul-03-2024
2 Stimwave Technologies Inc II Sep-02-2020
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