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U.S. Department of Health and Human Services

TPLC - Total Product Life Cycle

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Device stimulator, nerve
Product CodeETN
Regulation Number 874.1820
Device Class 2


Premarket Reviews
ManufacturerDecision
ALLOTROPE MEDICAL INC
  SUBSTANTIALLY EQUIVALENT 1
CHECKPOINT SURGICAL
  SUBSTANTIALLY EQUIVALENT 1
INOMED MEDIZINTECHNIK GMBH
  SUBSTANTIALLY EQUIVALENT 2
MEDTRONIC XOMED, INC.
  SUBSTANTIALLY EQUIVALENT 3
NVISION BIOMEDICAL TECHNOLOGIES, INC.
  SUBSTANTIALLY EQUIVALENT 1
RETROPSOAS TECHNOLOGIES, LLC
  SUBSTANTIALLY EQUIVALENT 1
SUZHOU HAISHEN MEDICAL DEVICE ASSOCIATES CO., LTD
  SUBSTANTIALLY EQUIVALENT 1

MDR Year MDR Reports MDR Events
2019 314 314
2020 238 238
2021 194 194
2022 247 247
2023 390 390
2024 692 692

Device Problems MDRs with this Device Problem Events in those MDRs
Use of Device Problem 485 485
Incorrect, Inadequate or Imprecise Result or Readings 448 448
Unintended Deflation 157 157
Device Sensing Problem 146 146
Failure to Sense 121 121
False Negative Result 99 99
Inappropriate Audible Prompt/Feedback 92 92
Obstruction of Flow 81 81
Break 80 80
Leak/Splash 75 75
Unable to Obtain Readings 69 69
Adverse Event Without Identified Device or Use Problem 60 60
Noise, Audible 49 49
Failure to Power Up 35 35
False Positive Result 34 34
Sensing Intermittently 29 29
Inflation Problem 29 29
Connection Problem 28 28
Gas/Air Leak 27 27
Computer Software Problem 23 23
Circuit Failure 17 17
Application Program Freezes, Becomes Nonfunctional 17 17
Material Puncture/Hole 16 16
Partial Blockage 14 14
Material Protrusion/Extrusion 12 12
No Apparent Adverse Event 11 11
Fracture 11 11
Intermittent Continuity 11 11
Therapeutic or Diagnostic Output Failure 10 10
Intermittent Loss of Power 10 10
Material Too Soft/Flexible 7 7
Blocked Connection 7 7
Signal Artifact/Noise 7 7
Insufficient Information 6 6
Failure to Deflate 6 6
Defective Device 6 6
Failure to Unfold or Unwrap 6 6
Deformation Due to Compressive Stress 6 6
Problem with Software Installation 6 6
Display or Visual Feedback Problem 5 5
Detachment of Device or Device Component 5 5
Deflation Problem 5 5
Material Split, Cut or Torn 5 5
Fluid/Blood Leak 5 5
Failure to Read Input Signal 5 5
Electrical /Electronic Property Problem 4 4
Output Problem 4 4
Material Deformation 4 4
Migration or Expulsion of Device 4 4
Material Twisted/Bent 4 4

Patient Problems MDRs with this Patient Problem Events in those MDRs
No Clinical Signs, Symptoms or Conditions 1353 1353
No Consequences Or Impact To Patient 395 395
Unintended Extubation 230 230
Nerve Damage 73 73
No Known Impact Or Consequence To Patient 69 69
Airway Obstruction 55 55
Low Oxygen Saturation 47 47
Paralysis 25 25
Unspecified Tissue Injury 22 22
Extubate 20 20
Insufficient Information 18 18
No Patient Involvement 15 15
Hypoventilation 11 11
Hemorrhage/Bleeding 10 10
Bronchospasm 10 10
Unspecified Respiratory Problem 9 9
Hypoxia 9 9
Foreign Body In Patient 9 9
Appropriate Clinical Signs, Symptoms, Conditions Term / Code Not Available 8 8
Bradycardia 8 8
Swelling/ Edema 6 6
Injury 6 6
Burn(s) 6 6
Unspecified Infection 5 5
Low Blood Pressure/ Hypotension 5 5
Fatigue 5 5
Pain 5 5
Dyspnea 5 5
Obstruction/Occlusion 5 5
Scar Tissue 4 4
Cardiac Arrest 4 4
Sore Throat 3 3
Tachycardia 3 3
Pneumothorax 3 3
Speech Disorder 3 3
Cyanosis 3 3
Respiratory Arrest 3 3
Brain Injury 3 3
Ischemia 2 2
Paresthesia 2 2
Hypersensitivity/Allergic reaction 2 2
Arrhythmia 2 2
Irritation 2 2
Oversedation 2 2
Perforation of Esophagus 2 2
Apnea 2 2
Needle Stick/Puncture 2 2
Discomfort 2 2
Decreased Respiratory Rate 2 2
Dysphasia 2 2

Recalls
Manufacturer Recall Class Date Posted
1 Medtronic Xomed, Inc. II Jan-10-2024
2 Medtronic Xomed, Inc. I Sep-01-2022
3 Medtronic Xomed, Inc. II Mar-10-2022
4 Neurovision Medical Products Inc II Aug-23-2024
5 Neurovision Medical Products Inc II Aug-27-2020
6 Spes Medica II Jun-25-2021
7 Stryker Instruments Div. of Stryker Corporation II Oct-01-2019
8 Technomed Europe II Sep-12-2024
9 The Magstim Company Limited II Jan-15-2021
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