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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)
Product CodeGZF
Regulation Number 882.5870
Device Class 2


Premarket Reviews
ManufacturerDecision
BIONESS INC.
  SUBSTANTIALLY EQUIVALENT 3
CURONIX
  SUBSTANTIALLY EQUIVALENT 1
MICRON MEDICAL CORPORATION
  SUBSTANTIALLY EQUIVALENT 1
NALU MEDICAL, INC
  SUBSTANTIALLY EQUIVALENT 1
NALU MEDICAL, INC.
  SUBSTANTIALLY EQUIVALENT 2
NEUSPERA MEDICAL INC.
  SUBSTANTIALLY EQUIVALENT 2

MDR Year MDR Reports MDR Events
2019 64 64
2020 104 104
2021 226 226
2022 183 183
2023 524 524
2024 566 566

Device Problems MDRs with this Device Problem Events in those MDRs
Adverse Event Without Identified Device or Use Problem 876 876
Migration 189 189
Use of Device Problem 125 125
Insufficient Information 89 89
Migration or Expulsion of Device 60 60
Appropriate Term/Code Not Available 40 40
Malposition of Device 33 33
Device Unsafe to Use in Environment 29 29
Improper or Incorrect Procedure or Method 27 27
Intermittent Communication Failure 26 26
Off-Label Use 26 26
Fracture 25 25
Material Erosion 25 25
Expulsion 16 16
Material Protrusion/Extrusion 14 14
Inappropriate/Inadequate Shock/Stimulation 12 12
High impedance 10 10
Patient-Device Incompatibility 10 10
Impedance Problem 9 9
Patient Device Interaction Problem 9 9
Therapeutic or Diagnostic Output Failure 7 7
Battery Problem 7 7
Break 6 6
Detachment of Device or Device Component 6 6
Lack of Effect 5 5
Manufacturing, Packaging or Shipping Problem 5 5
No Apparent Adverse Event 4 4
Unintended Electrical Shock 4 4
Device-Device Incompatibility 3 3
Temperature Problem 3 3
Microbial Contamination of Device 2 2
Physical Resistance/Sticking 2 2
Communication or Transmission Problem 2 2
Pocket Stimulation 2 2
Overheating of Device 2 2
Fluid/Blood Leak 2 2
Contamination 1 1
Material Integrity Problem 1 1
Unraveled Material 1 1
Expiration Date Error 1 1
Unintended Movement 1 1
Structural Problem 1 1
Difficult to Advance 1 1
Material Puncture/Hole 1 1
Material Deformation 1 1
Device Handling Problem 1 1
Device Alarm System 1 1
Activation Problem 1 1
Product Quality Problem 1 1
Material Separation 1 1

Patient Problems MDRs with this Patient Problem Events in those MDRs
Inadequate Pain Relief 346 346
Post Operative Wound Infection 198 198
Pain 195 195
Erosion 166 166
No Clinical Signs, Symptoms or Conditions 129 129
Impaired Healing 119 119
Skin Infection 109 109
Skin Inflammation/ Irritation 99 99
Electric Shock 80 80
Unspecified Infection 62 62
Swelling/ Edema 55 55
Discomfort 51 51
Burning Sensation 47 47
Skin Erosion 31 31
Wound Dehiscence 31 31
Insufficient Information 28 28
Purulent Discharge 27 27
Erythema 22 22
Appropriate Clinical Signs, Symptoms, Conditions Term / Code Not Available 19 19
Cellulitis 17 17
Fluid Discharge 16 16
Bacterial Infection 15 15
Skin Irritation 14 14
Implant Pain 14 14
Pocket Erosion 12 12
Blister 11 11
Numbness 10 10
Hemorrhage/Bleeding 10 10
Failure of Implant 7 7
Hypersensitivity/Allergic reaction 7 7
Rash 7 7
No Code Available 6 6
Drug Resistant Bacterial Infection 6 6
Shock from Patient Lead(s) 5 5
Hematoma 5 5
Tissue Damage 5 5
Itching Sensation 5 5
Stroke/CVA 5 5
Fever 5 5
Dizziness 4 4
Inflammation 3 3
Cardiac Arrest 3 3
Abscess 3 3
Burn(s) 3 3
Myocardial Infarction 2 2
Vomiting 2 2
Swelling 2 2
Skin Tears 2 2
Chills 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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