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Richard Fessler

Concepts (405)

Concepts are derived automatically from a person's publications.
Concepts are listed by decreasing relevance which is based on many factors, including how many publications the person wrote about that topic, how long ago those publications were written, and how many publications other people have written on that same topic.


Name Number of Publications Most Recent Publication Publications by All Authors Concept Score Why?
Minimally Invasive Surgical Procedures
96
2023
316
16.930
Why?
Spinal Fusion
70
2023
465
10.760
Why?
Lumbar Vertebrae
59
2023
389
9.280
Why?
Diskectomy
29
2022
185
6.040
Why?
Thoracic Vertebrae
27
2018
91
5.750
Why?
Neurosurgical Procedures
26
2021
123
5.500
Why?
Decompression, Surgical
23
2017
127
5.250
Why?
Intervertebral Disc Displacement
25
2022
88
5.110
Why?
Spine
23
2021
110
4.990
Why?
Scoliosis
15
2023
33
4.390
Why?
Postoperative Complications
46
2023
921
4.080
Why?
Spinal Cord Injuries
9
2023
38
3.810
Why?
Cervical Vertebrae
20
2022
288
3.740
Why?
Spinal Diseases
18
2021
113
3.520
Why?
Lordosis
14
2022
41
3.120
Why?
Treatment Outcome
76
2023
3553
3.110
Why?
Endoscopy
16
2012
181
3.010
Why?
Humans
187
2023
27371
2.920
Why?
Spinal Stenosis
9
2015
37
2.890
Why?
Spondylolisthesis
12
2023
41
2.740
Why?
Middle Aged
108
2023
9057
2.710
Why?
Intervertebral Disc Degeneration
7
2022
82
2.630
Why?
Microsurgery
13
2022
42
2.380
Why?
Female
112
2023
15336
2.350
Why?
Radiculopathy
7
2022
43
2.310
Why?
Male
106
2023
14909
2.230
Why?
Spinal Cord Compression
10
2016
23
2.210
Why?
Spinal Cord Neoplasms
8
2015
34
2.140
Why?
Spondylosis
7
2019
27
2.090
Why?
Laminectomy
10
2014
41
2.040
Why?
Aged
78
2023
9098
1.960
Why?
Retrospective Studies
51
2023
3590
1.930
Why?
Adult
78
2023
7905
1.850
Why?
Spinal Curvatures
9
2020
14
1.810
Why?
Bone Screws
13
2017
146
1.700
Why?
Spinal Cord
8
2023
84
1.670
Why?
Orthopedic Procedures
7
2018
312
1.660
Why?
Foraminotomy
4
2019
8
1.580
Why?
Patient Reported Outcome Measures
4
2021
512
1.570
Why?
Pedicle Screws
3
2015
12
1.420
Why?
Fluoroscopy
6
2016
50
1.250
Why?
Length of Stay
13
2021
325
1.200
Why?
Low Back Pain
6
2015
131
1.190
Why?
Quality of Life
8
2021
639
1.130
Why?
Prostheses and Implants
5
2009
155
1.060
Why?
Intervertebral Disc
5
2010
123
1.030
Why?
Spinal Neoplasms
7
2013
37
1.020
Why?
Sacrum
5
2018
24
1.020
Why?
Patient Satisfaction
2
2021
322
1.000
Why?
Embolization, Therapeutic
3
2022
61
0.990
Why?
Follow-Up Studies
27
2021
1811
0.990
Why?
Spinal Fractures
7
2009
43
0.950
Why?
Mental Health
3
2021
110
0.950
Why?
Back Pain
11
2023
62
0.950
Why?
Spinal Cord Diseases
5
2013
48
0.900
Why?
Diskectomy, Percutaneous
3
2010
6
0.880
Why?
Intraoperative Neurophysiological Monitoring
2
2021
5
0.840
Why?
Pain Measurement
13
2021
487
0.840
Why?
Intraoperative Complications
3
2015
63
0.840
Why?
Drainage
1
2023
45
0.830
Why?
Bone Transplantation
5
2015
208
0.830
Why?
Dura Mater
3
2020
16
0.820
Why?
Dysbiosis
1
2023
46
0.810
Why?
Oligodendrocyte Precursor Cells
1
2022
1
0.800
Why?
Cervical Cord
1
2022
1
0.800
Why?
Neck Injuries
1
2022
4
0.800
Why?
Magnetic Resonance Imaging
17
2017
1124
0.760
Why?
Atlanto-Occipital Joint
3
2015
13
0.710
Why?
Spinal Osteophytosis
3
2007
9
0.700
Why?
Radiography
21
2017
626
0.690
Why?
Cellular Reprogramming
1
2020
3
0.680
Why?
Motivation
1
2020
89
0.680
Why?
Pluripotent Stem Cells
1
2020
7
0.680
Why?
Induced Pluripotent Stem Cells
1
2020
19
0.660
Why?
Disability Evaluation
12
2018
267
0.640
Why?
Cohort Studies
10
2021
1903
0.640
Why?
Kyphosis
5
2020
21
0.640
Why?
Neurodegenerative Diseases
1
2020
124
0.620
Why?
Reoperation
15
2020
927
0.620
Why?
Aged, 80 and over
22
2021
4796
0.610
Why?
Prospective Studies
13
2021
1790
0.600
Why?
Blood Loss, Surgical
7
2015
56
0.590
Why?
Patient Readmission
2
2017
132
0.580
Why?
Osteotomy
3
2019
171
0.580
Why?
Ependymoma
2
2009
18
0.580
Why?
Natural Orifice Endoscopic Surgery
1
2017
2
0.560
Why?
Muscular Diseases
1
2017
13
0.550
Why?
Video Recording
2
2013
31
0.550
Why?
Pyramidal Tracts
1
2016
3
0.540
Why?
Brown-Sequard Syndrome
1
2016
4
0.530
Why?
Central Nervous System Vascular Malformations
1
2016
3
0.530
Why?
Wounds, Gunshot
1
2016
4
0.530
Why?
Young Adult
11
2018
2020
0.520
Why?
Age of Onset
1
2016
95
0.520
Why?
Foreign-Body Migration
2
2015
19
0.520
Why?
Atlanto-Axial Joint
2
2015
11
0.500
Why?
Health Care Costs
2
2016
79
0.500
Why?
Spondylolysis
1
2015
3
0.500
Why?
Tomography, X-Ray Computed
10
2016
718
0.500
Why?
Propensity Score
3
2023
36
0.490
Why?
Neurosurgery
3
2015
31
0.470
Why?
Postoperative Care
6
2021
137
0.470
Why?
Thoracoscopy
3
2014
22
0.470
Why?
Athletes
1
2015
88
0.460
Why?
Quality of Health Care
1
2015
105
0.460
Why?
Hypothermia, Induced
1
2014
15
0.460
Why?
Neuroendoscopy
2
2013
7
0.440
Why?
Adolescent
12
2023
2196
0.440
Why?
Hernia
1
2014
9
0.440
Why?
Cerebrospinal Fluid Rhinorrhea
1
2013
15
0.430
Why?
Herniorrhaphy
1
2014
36
0.430
Why?
Osteoporosis
2
2006
77
0.430
Why?
Parkinson Disease
1
2020
670
0.430
Why?
Functional Laterality
1
2013
59
0.420
Why?
Vertebroplasty
2
2009
9
0.410
Why?
Spinal Nerve Roots
4
2003
15
0.410
Why?
Nerve Compression Syndromes
4
2003
20
0.410
Why?
Imaging, Three-Dimensional
1
2013
194
0.400
Why?
Sarcoma, Myeloid
1
2012
4
0.390
Why?
Syringomyelia
3
2007
7
0.380
Why?
Databases, Factual
8
2018
350
0.380
Why?
Leukemia, Myeloid, Acute
1
2012
51
0.380
Why?
Obesity
2
2015
309
0.350
Why?
Zygapophyseal Joint
3
2006
25
0.330
Why?
Posture
4
2018
63
0.330
Why?
Costs and Cost Analysis
3
2019
34
0.330
Why?
Intracranial Aneurysm
1
2009
41
0.310
Why?
Carcinoma in Situ
1
2009
10
0.310
Why?
Stents
1
2009
78
0.310
Why?
Surgical Wound Infection
1
2009
86
0.310
Why?
Checklist
2
2023
35
0.300
Why?
Cadaver
5
2009
376
0.300
Why?
Evoked Potentials, Motor
3
2021
9
0.290
Why?
Age Factors
4
2018
771
0.290
Why?
Subarachnoid Space
1
2007
4
0.290
Why?
Cerebrospinal Fluid Shunts
1
2007
7
0.290
Why?
Congenital Abnormalities
2
2017
8
0.290
Why?
Pseudarthrosis
3
2011
9
0.280
Why?
Recurrence
5
2012
313
0.280
Why?
Models, Biological
1
2009
321
0.270
Why?
Rhizotomy
1
2006
2
0.270
Why?
Range of Motion, Articular
4
2015
712
0.260
Why?
Cysts
1
2006
14
0.260
Why?
Biomechanical Phenomena
4
2015
645
0.260
Why?
Evoked Potentials, Somatosensory
3
2021
7
0.260
Why?
Intermittent Claudication
1
2006
3
0.260
Why?
Arthroplasty
2
2022
151
0.250
Why?
Paralysis
2
2023
14
0.250
Why?
Incidence
4
2015
761
0.250
Why?
Nervous System Diseases
3
2012
116
0.250
Why?
Lumbosacral Region
5
2017
58
0.250
Why?
Feasibility Studies
6
2009
222
0.240
Why?
Electric Stimulation Therapy
2
2003
41
0.240
Why?
Movement
1
2005
111
0.230
Why?
Pelvis
3
2018
31
0.220
Why?
Tuberculosis, Spinal
1
2003
1
0.210
Why?
Time Factors
5
2013
1451
0.210
Why?
Cell Differentiation
2
2020
137
0.210
Why?
Decompression
1
2023
23
0.210
Why?
Intervertebral Disc Chemolysis
1
2003
7
0.210
Why?
Frailty
1
2023
34
0.200
Why?
Central Nervous System
1
2023
56
0.200
Why?
Electromyography
2
2021
71
0.200
Why?
Surgery, Computer-Assisted
2
2016
50
0.200
Why?
Tacrolimus
1
2022
15
0.200
Why?
Recovery of Function
3
2015
299
0.200
Why?
Varicose Veins
1
2022
2
0.200
Why?
Hypesthesia
1
2022
6
0.200
Why?
Benzophenones
1
2021
26
0.190
Why?
Decision Making
2
2014
221
0.190
Why?
Internal Fixators
3
2004
36
0.180
Why?
Polymers
1
2021
43
0.180
Why?
Fracture Fixation, Internal
2
1999
62
0.180
Why?
Polyethylene Glycols
1
2021
42
0.180
Why?
Convalescence
1
2020
6
0.180
Why?
Pain
2
2020
415
0.180
Why?
Muscle, Skeletal
2
2017
387
0.180
Why?
Leg
1
2020
51
0.170
Why?
Genomic Instability
1
2020
8
0.170
Why?
Regenerative Medicine
1
2020
5
0.170
Why?
Postoperative Period
3
2017
334
0.170
Why?
Cervical Atlas
1
1999
4
0.170
Why?
Allografts
1
2021
217
0.170
Why?
Axis, Cervical Vertebra
1
1999
9
0.160
Why?
Models, Anatomic
2
2010
38
0.160
Why?
Pain, Postoperative
2
2013
318
0.160
Why?
Algorithms
3
2019
359
0.160
Why?
Minimal Clinically Important Difference
1
2021
167
0.160
Why?
Biocompatible Materials
1
2020
93
0.160
Why?
Neck
1
2019
26
0.160
Why?
Bone Plates
1
2019
47
0.160
Why?
Finite Element Analysis
2
2009
29
0.150
Why?
Rehabilitation Centers
1
2018
2
0.150
Why?
Joint Instability
4
2000
395
0.150
Why?
Home Care Services
1
2018
22
0.150
Why?
Patient Selection
1
2019
198
0.150
Why?
Operative Time
2
2016
92
0.150
Why?
Analgesics, Opioid
1
2021
231
0.150
Why?
Diagnosis-Related Groups
1
2017
8
0.150
Why?
Cost-Benefit Analysis
2
2015
127
0.140
Why?
Blood Transfusion
1
2017
67
0.140
Why?
Muscle Denervation
1
2017
3
0.140
Why?
Constriction, Pathologic
1
2017
32
0.140
Why?
Single-Blind Method
1
2017
102
0.140
Why?
Medicare
1
2017
123
0.140
Why?
Intensive Care Units
1
2019
265
0.130
Why?
Angiography, Digital Subtraction
1
2016
10
0.130
Why?
Activities of Daily Living
1
2020
595
0.130
Why?
Anemia
1
2017
93
0.130
Why?
Image Processing, Computer-Assisted
1
2017
162
0.130
Why?
Musculoskeletal Abnormalities
1
2015
1
0.130
Why?
Arthroscopy
1
2005
1092
0.130
Why?
Nerve Degeneration
1
1996
49
0.120
Why?
Quality Indicators, Health Care
1
2015
31
0.120
Why?
Fetal Tissue Transplantation
3
2001
22
0.120
Why?
Risk Factors
4
2016
2338
0.120
Why?
Defensive Medicine
1
2015
1
0.120
Why?
Health Surveys
1
2015
86
0.120
Why?
Narcotics
3
2005
38
0.120
Why?
Brain Diseases
2
2000
67
0.120
Why?
Cerebrospinal Fluid Leak
1
2013
21
0.110
Why?
Subdural Effusion
2
2003
6
0.110
Why?
Astrocytoma
1
2013
19
0.110
Why?
Lumbosacral Plexus
1
2013
5
0.110
Why?
Central Cord Syndrome
1
2013
1
0.110
Why?
Methylprednisolone Hemisuccinate
1
1993
2
0.110
Why?
Body Mass Index
1
2015
455
0.100
Why?
Intraoperative Care
2
2012
41
0.100
Why?
Methylprednisolone
1
1993
20
0.100
Why?
Chondrocytes
3
2006
157
0.100
Why?
Odontoid Process
1
1992
9
0.100
Why?
Tarlov Cysts
1
2012
1
0.100
Why?
Bupivacaine
1
1993
46
0.100
Why?
Glioblastoma
1
2012
9
0.100
Why?
Multivariate Analysis
1
2013
337
0.100
Why?
Logistic Models
1
2013
399
0.100
Why?
Monitoring, Intraoperative
1
2012
35
0.100
Why?
Prone Position
1
2012
33
0.100
Why?
Evidence-Based Medicine
1
2013
167
0.100
Why?
Calcinosis
1
2012
47
0.100
Why?
Anti-Inflammatory Agents
1
1993
79
0.100
Why?
Lipomatosis
1
1992
3
0.100
Why?
Self Report
1
2013
222
0.100
Why?
Guidelines as Topic
1
2012
57
0.100
Why?
Psoas Muscles
1
2011
6
0.090
Why?
Abdominal Injuries
1
2011
4
0.090
Why?
Brain Neoplasms
1
2012
89
0.090
Why?
Prednisone
1
1992
67
0.090
Why?
Polyradiculopathy
1
2011
2
0.090
Why?
Neurologic Examination
3
1998
100
0.090
Why?
Computer Simulation
2
2010
196
0.090
Why?
Case-Control Studies
2
2018
587
0.090
Why?
Visual Analog Scale
3
2017
85
0.090
Why?
Transplantation, Homologous
2
2003
279
0.090
Why?
Endoscopes
2
2007
9
0.080
Why?
Clinical Trials as Topic
2
2014
220
0.080
Why?
Polymethacrylic Acids
1
2009
5
0.080
Why?
Ribs
1
2009
15
0.080
Why?
Fractures, Compression
1
2009
7
0.080
Why?
Cerebral Angiography
1
2009
36
0.080
Why?
Breast Neoplasms
1
2013
410
0.080
Why?
Mycetoma
1
1989
1
0.080
Why?
Cranial Sinuses
1
1989
2
0.080
Why?
Elastic Modulus
1
2009
10
0.080
Why?
Compressive Strength
1
2009
21
0.080
Why?
Motion
1
2009
20
0.080
Why?
Stress, Mechanical
1
2009
158
0.080
Why?
Ultrasonography
2
2007
234
0.070
Why?
Weight-Bearing
1
2009
158
0.070
Why?
Epidural Space
2
2022
20
0.070
Why?
Meningioma
2
2000
12
0.070
Why?
Thoracic Surgery, Video-Assisted
1
2008
22
0.070
Why?
Aging
2
2011
1539
0.070
Why?
Sensation Disorders
2
1999
10
0.070
Why?
Health Status
1
2008
218
0.070
Why?
Prognosis
3
2016
805
0.070
Why?
Neural Tube Defects
1
2007
7
0.070
Why?
Equipment Design
1
2007
139
0.070
Why?
Microscopy
1
2007
10
0.070
Why?
Dissection
1
2007
25
0.070
Why?
Laser Therapy
1
2006
11
0.070
Why?
Spinal Canal
1
2006
8
0.070
Why?
Animals
4
2003
3677
0.060
Why?
Synovial Cyst
1
2004
3
0.060
Why?
Reproducibility of Results
2
2018
677
0.060
Why?
Radiography, Interventional
1
2003
20
0.050
Why?
History, 18th Century
1
2003
5
0.050
Why?
History, Ancient
1
2003
3
0.050
Why?
Tissue Preservation
1
2003
3
0.050
Why?
Chemotaxis
1
2003
5
0.050
Why?
Antitubercular Agents
1
2003
12
0.050
Why?
Mesoderm
1
2003
18
0.050
Why?
History, 20th Century
1
2003
31
0.050
Why?
Osteoclasts
1
2003
20
0.050
Why?
Cell Division
1
2003
86
0.050
Why?
Combined Modality Therapy
2
2015
302
0.050
Why?
Pregnancy Complications
1
2003
50
0.050
Why?
Polymethyl Methacrylate
1
2002
11
0.050
Why?
Bone Matrix
1
2003
24
0.050
Why?
Mouth
1
2002
14
0.050
Why?
Osteoblasts
1
2003
55
0.050
Why?
Models, Animal
1
2003
114
0.050
Why?
Pharynx
1
2002
12
0.050
Why?
Bone Remodeling
1
2003
50
0.050
Why?
Rabbits
1
2003
184
0.050
Why?
Transplantation, Autologous
1
2003
162
0.050
Why?
Consensus
1
2023
89
0.050
Why?
Neck Pain
1
2002
28
0.050
Why?
Pregnancy
1
2003
323
0.050
Why?
Bone Regeneration
1
2003
72
0.050
Why?
Osteogenesis
1
2003
108
0.050
Why?
Bone Cements
1
2002
88
0.050
Why?
Bacterial Infections
2
2004
50
0.050
Why?
Survival Rate
2
2013
349
0.050
Why?
Multicenter Studies as Topic
1
2021
45
0.050
Why?
Molecular Biology
1
2000
10
0.040
Why?
United States
2
2017
2067
0.040
Why?
Growth Substances
1
2000
28
0.040
Why?
Granuloma
1
2000
15
0.040
Why?
Surveys and Questionnaires
2
2015
1146
0.040
Why?
Collagen
1
2000
85
0.040
Why?
Cell Survival
1
2000
119
0.040
Why?
Meningeal Neoplasms
1
2000
14
0.040
Why?
Cell Movement
1
2000
81
0.040
Why?
Proteoglycans
1
2000
138
0.040
Why?
Inflammation Mediators
1
2000
66
0.040
Why?
Sarcoidosis
1
2000
14
0.040
Why?
Immobilization
1
1999
13
0.040
Why?
Orthopedic Fixation Devices
2
1997
19
0.040
Why?
Thoracotomy
1
1998
30
0.040
Why?
Observer Variation
1
2018
97
0.040
Why?
Survival Analysis
1
1998
261
0.040
Why?
Surgeons
1
2018
87
0.030
Why?
Inpatients
1
2017
127
0.030
Why?
Wound Healing
1
1997
156
0.030
Why?
Osteomyelitis
2
1992
20
0.030
Why?
Malpractice
1
2015
10
0.030
Why?
Prevalence
1
2016
456
0.030
Why?
Longitudinal Ligaments
1
1994
1
0.030
Why?
Gelatin Sponge, Absorbable
1
1994
3
0.030
Why?
Fascia
1
1994
8
0.030
Why?
Dogs
2
1993
168
0.030
Why?
Cell Transplantation
1
1994
22
0.030
Why?
Patient-Centered Care
1
2015
44
0.030
Why?
Pleural Effusion
1
1994
14
0.030
Why?
Neurilemmoma
1
1994
15
0.030
Why?
Risk
1
2015
205
0.030
Why?
Hospitalization
1
2016
307
0.030
Why?
Delivery of Health Care
1
2015
144
0.030
Why?
SEER Program
1
2013
42
0.030
Why?
Contraindications
1
1993
31
0.030
Why?
Intraoperative Period
1
1993
24
0.030
Why?
Severity of Illness Index
1
2016
886
0.030
Why?
Child
1
1997
1312
0.030
Why?
ROC Curve
1
2013
140
0.030
Why?
Transcranial Magnetic Stimulation
1
2012
17
0.030
Why?
Drug Therapy, Combination
1
1993
175
0.030
Why?
Spinal Injuries
1
1993
24
0.020
Why?
Disease Management
1
2013
105
0.020
Why?
Contrast Media
1
2012
69
0.020
Why?
Diagnostic Imaging
1
1993
76
0.020
Why?
Neoplasm Staging
1
2013
369
0.020
Why?
Myelography
1
1992
8
0.020
Why?
Adrenal Cortex Hormones
1
1993
117
0.020
Why?
Surgical Flaps
1
1992
50
0.020
Why?
Pleura
1
1991
9
0.020
Why?
Morbidity
1
2011
55
0.020
Why?
Surgical Procedures, Operative
1
1991
29
0.020
Why?
Fractures, Bone
1
1992
76
0.020
Why?
Orthopedics
1
1993
112
0.020
Why?
Debridement
2
2004
101
0.020
Why?
Scapula
1
1991
91
0.020
Why?
Muscular Atrophy
1
2010
10
0.020
Why?
Movement Disorders
1
2010
66
0.020
Why?
Arthrodesis
1
2010
44
0.020
Why?
Arthritis, Rheumatoid
1
1992
258
0.020
Why?
Pseudallescheria
1
1989
1
0.020
Why?
Endpoint Determination
1
2009
22
0.020
Why?
Spondylitis, Ankylosing
1
2008
20
0.020
Why?
Risk Assessment
1
2009
647
0.020
Why?
Crystallization
1
2006
4
0.020
Why?
Chondrocalcinosis
1
2006
3
0.020
Why?
Neovascularization, Physiologic
1
2006
24
0.020
Why?
Preoperative Care
1
2006
122
0.020
Why?
Age Distribution
1
2006
87
0.020
Why?
Synovial Membrane
1
2006
53
0.020
Why?
Central Nervous System Fungal Infections
1
2004
2
0.010
Why?
Periaqueductal Gray
1
1984
1
0.010
Why?
Stereotaxic Techniques
1
1984
14
0.010
Why?
H-Reflex
1
2001
1
0.010
Why?
Median Nerve
1
2001
1
0.010
Why?
Tibial Nerve
1
2001
4
0.010
Why?
Neural Conduction
1
2001
11
0.010
Why?
Action Potentials
1
2001
87
0.010
Why?
Necrosis
1
2000
26
0.010
Why?
Pilot Projects
1
2001
425
0.010
Why?
Diagnosis, Differential
1
2000
357
0.010
Why?
Work
1
1996
6
0.010
Why?
Extremities
1
1996
28
0.010
Why?
Antidepressive Agents
1
1996
97
0.010
Why?
Analgesics
1
1996
79
0.010
Why?
Chronic Disease
1
1996
433
0.010
Why?
Anti-Bacterial Agents
1
1997
374
0.010
Why?
Equipment Failure
1
1992
39
0.010
Why?
Electrodes, Implanted
1
1984
21
0.000
Why?
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