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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 493 493

Device Problems MDRs with this Device Problem Events in those MDRs
Use of Device Problem 484 484
Incorrect, Inadequate or Imprecise Result or Readings 328 328
Device Sensing Problem 146 146
Unintended Deflation 133 133
Failure to Sense 120 120
Break 76 76
False Negative Result 75 75
Obstruction of Flow 73 73
Leak/Splash 73 73
Inappropriate Audible Prompt/Feedback 71 71
Unable to Obtain Readings 69 69
Adverse Event Without Identified Device or Use Problem 58 58
Noise, Audible 49 49
Failure to Power Up 29 29
Sensing Intermittently 29 29
Inflation Problem 28 28
Connection Problem 27 27
Gas/Air Leak 26 26
False Positive Result 24 24
Computer Software Problem 18 18
Material Puncture/Hole 16 16
Circuit Failure 14 14
Application Program Freezes, Becomes Nonfunctional 14 14
Partial Blockage 13 13
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
Insufficient Information 6 6
Defective Device 6 6
Deformation Due to Compressive Stress 6 6
Signal Artifact/Noise 6 6
Failure to Deflate 5 5
Display or Visual Feedback Problem 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
Detachment of Device or Device Component 4 4
Failure to Unfold or Unwrap 4 4
Material Deformation 4 4
Migration or Expulsion of Device 4 4
Tear, Rip or Hole in Device Packaging 3 3
Loose or Intermittent Connection 3 3

Patient Problems MDRs with this Patient Problem Events in those MDRs
No Clinical Signs, Symptoms or Conditions 1170 1170
No Consequences Or Impact To Patient 395 395
Unintended Extubation 200 200
No Known Impact Or Consequence To Patient 69 69
Nerve Damage 63 63
Airway Obstruction 53 53
Low Oxygen Saturation 42 42
Paralysis 22 22
Unspecified Tissue Injury 22 22
Extubate 20 20
Insufficient Information 18 18
No Patient Involvement 15 15
Hemorrhage/Bleeding 10 10
Hypoventilation 10 10
Unspecified Respiratory Problem 9 9
Bronchospasm 9 9
Foreign Body In Patient 9 9
Hypoxia 8 8
Appropriate Clinical Signs, Symptoms, Conditions Term / Code Not Available 8 8
Bradycardia 7 7
Swelling/ Edema 6 6
Burn(s) 6 6
Injury 6 6
Fatigue 5 5
Dyspnea 5 5
Low Blood Pressure/ Hypotension 5 5
Obstruction/Occlusion 5 5
Unspecified Infection 5 5
Scar Tissue 4 4
Cardiac Arrest 4 4
Pneumothorax 3 3
Brain Injury 3 3
Respiratory Arrest 3 3
Sore Throat 3 3
Tachycardia 3 3
Pain 3 3
Cyanosis 3 3
Paresis 2 2
Laceration(s) 2 2
Decreased Respiratory Rate 2 2
Discomfort 2 2
Needle Stick/Puncture 2 2
Oversedation 2 2
Irritation 2 2
Paresthesia 2 2
Dysphasia 2 2
Ischemia 2 2
Perforation of Esophagus 2 2
Apnea 2 2
Radiation Exposure, Unintended 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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