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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
318
17.030
Why?
Spinal Fusion
70
2023
464
10.830
Why?
Lumbar Vertebrae
59
2023
384
9.350
Why?
Diskectomy
29
2022
183
6.080
Why?
Thoracic Vertebrae
27
2018
92
5.790
Why?
Neurosurgical Procedures
26
2021
127
5.530
Why?
Decompression, Surgical
23
2017
129
5.270
Why?
Intervertebral Disc Displacement
25
2022
87
5.150
Why?
Spine
23
2021
108
5.030
Why?
Scoliosis
15
2023
33
4.430
Why?
Postoperative Complications
46
2023
931
4.100
Why?
Spinal Cord Injuries
9
2023
38
3.840
Why?
Cervical Vertebrae
20
2022
286
3.760
Why?
Spinal Diseases
18
2021
113
3.550
Why?
Lordosis
14
2022
40
3.150
Why?
Treatment Outcome
76
2023
3615
3.120
Why?
Endoscopy
16
2012
182
3.040
Why?
Spinal Stenosis
9
2015
37
2.910
Why?
Humans
187
2023
28395
2.880
Why?
Spondylolisthesis
12
2023
41
2.760
Why?
Middle Aged
108
2023
9250
2.710
Why?
Intervertebral Disc Degeneration
7
2022
79
2.650
Why?
Microsurgery
13
2022
42
2.400
Why?
Female
112
2023
15704
2.340
Why?
Radiculopathy
7
2022
43
2.330
Why?
Spinal Cord Compression
10
2016
24
2.220
Why?
Male
106
2023
15269
2.220
Why?
Spinal Cord Neoplasms
8
2015
34
2.160
Why?
Spondylosis
7
2019
26
2.110
Why?
Laminectomy
10
2014
41
2.050
Why?
Aged
78
2023
9256
1.950
Why?
Retrospective Studies
51
2023
3609
1.930
Why?
Adult
78
2023
8097
1.840
Why?
Spinal Curvatures
9
2020
14
1.820
Why?
Bone Screws
13
2017
146
1.710
Why?
Spinal Cord
8
2023
85
1.680
Why?
Orthopedic Procedures
7
2018
312
1.670
Why?
Foraminotomy
4
2019
8
1.590
Why?
Patient Reported Outcome Measures
4
2021
506
1.580
Why?
Pedicle Screws
3
2015
12
1.430
Why?
Fluoroscopy
6
2016
54
1.260
Why?
Low Back Pain
6
2015
110
1.230
Why?
Length of Stay
13
2021
328
1.220
Why?
Quality of Life
8
2021
658
1.130
Why?
Prostheses and Implants
5
2009
161
1.060
Why?
Intervertebral Disc
5
2010
123
1.030
Why?
Spinal Neoplasms
7
2013
38
1.030
Why?
Sacrum
5
2018
24
1.030
Why?
Patient Satisfaction
2
2021
328
1.010
Why?
Embolization, Therapeutic
3
2022
60
1.000
Why?
Follow-Up Studies
27
2021
1858
0.990
Why?
Spinal Fractures
7
2009
44
0.960
Why?
Back Pain
11
2023
62
0.950
Why?
Mental Health
3
2021
122
0.940
Why?
Spinal Cord Diseases
5
2013
48
0.900
Why?
Diskectomy, Percutaneous
3
2010
6
0.880
Why?
Pain Measurement
13
2021
472
0.850
Why?
Intraoperative Neurophysiological Monitoring
2
2021
5
0.850
Why?
Intraoperative Complications
3
2015
67
0.840
Why?
Drainage
1
2023
49
0.840
Why?
Bone Transplantation
5
2015
209
0.830
Why?
Dura Mater
3
2020
16
0.830
Why?
Dysbiosis
1
2023
56
0.810
Why?
Oligodendrocyte Precursor Cells
1
2022
1
0.810
Why?
Cervical Cord
1
2022
1
0.810
Why?
Neck Injuries
1
2022
4
0.810
Why?
Magnetic Resonance Imaging
17
2017
1143
0.760
Why?
Atlanto-Occipital Joint
3
2015
13
0.720
Why?
Spinal Osteophytosis
3
2007
9
0.710
Why?
Radiography
21
2017
639
0.690
Why?
Cellular Reprogramming
1
2020
3
0.680
Why?
Pluripotent Stem Cells
1
2020
7
0.680
Why?
Motivation
1
2020
99
0.680
Why?
Induced Pluripotent Stem Cells
1
2020
19
0.670
Why?
Kyphosis
5
2020
21
0.650
Why?
Cohort Studies
10
2021
1926
0.650
Why?
Disability Evaluation
12
2018
289
0.630
Why?
Neurodegenerative Diseases
1
2020
124
0.630
Why?
Reoperation
15
2020
917
0.630
Why?
Aged, 80 and over
22
2021
4851
0.610
Why?
Prospective Studies
13
2021
1804
0.610
Why?
Blood Loss, Surgical
7
2015
59
0.600
Why?
Ependymoma
2
2009
15
0.590
Why?
Patient Readmission
2
2017
133
0.590
Why?
Osteotomy
3
2019
171
0.590
Why?
Natural Orifice Endoscopic Surgery
1
2017
2
0.560
Why?
Muscular Diseases
1
2017
18
0.550
Why?
Video Recording
2
2013
35
0.550
Why?
Pyramidal Tracts
1
2016
4
0.540
Why?
Brown-Sequard Syndrome
1
2016
4
0.540
Why?
Central Nervous System Vascular Malformations
1
2016
3
0.540
Why?
Wounds, Gunshot
1
2016
4
0.540
Why?
Young Adult
11
2018
2069
0.520
Why?
Age of Onset
1
2016
99
0.520
Why?
Foreign-Body Migration
2
2015
19
0.520
Why?
Atlanto-Axial Joint
2
2015
11
0.510
Why?
Spondylolysis
1
2015
3
0.500
Why?
Health Care Costs
2
2016
80
0.500
Why?
Propensity Score
3
2023
36
0.500
Why?
Tomography, X-Ray Computed
10
2016
730
0.500
Why?
Neurosurgery
3
2015
31
0.480
Why?
Thoracoscopy
3
2014
23
0.470
Why?
Postoperative Care
6
2021
139
0.470
Why?
Athletes
1
2015
88
0.470
Why?
Hypothermia, Induced
1
2014
16
0.460
Why?
Quality of Health Care
1
2015
126
0.450
Why?
Neuroendoscopy
2
2013
8
0.450
Why?
Hernia
1
2014
9
0.450
Why?
Adolescent
12
2023
2307
0.440
Why?
Cerebrospinal Fluid Rhinorrhea
1
2013
15
0.440
Why?
Osteoporosis
2
2006
76
0.440
Why?
Herniorrhaphy
1
2014
38
0.440
Why?
Functional Laterality
1
2013
62
0.430
Why?
Vertebroplasty
2
2009
10
0.410
Why?
Spinal Nerve Roots
4
2003
15
0.410
Why?
Nerve Compression Syndromes
4
2003
20
0.410
Why?
Parkinson Disease
1
2020
844
0.400
Why?
Imaging, Three-Dimensional
1
2013
199
0.400
Why?
Sarcoma, Myeloid
1
2012
4
0.400
Why?
Syringomyelia
3
2007
7
0.390
Why?
Databases, Factual
8
2018
358
0.390
Why?
Leukemia, Myeloid, Acute
1
2012
50
0.380
Why?
Obesity
2
2015
321
0.350
Why?
Zygapophyseal Joint
3
2006
24
0.330
Why?
Posture
4
2018
66
0.330
Why?
Costs and Cost Analysis
3
2019
35
0.330
Why?
Intracranial Aneurysm
1
2009
38
0.320
Why?
Carcinoma in Situ
1
2009
10
0.320
Why?
Stents
1
2009
86
0.310
Why?
Surgical Wound Infection
1
2009
88
0.310
Why?
Checklist
2
2023
40
0.300
Why?
Cadaver
5
2009
376
0.300
Why?
Evoked Potentials, Motor
3
2021
9
0.290
Why?
Subarachnoid Space
1
2007
4
0.290
Why?
Age Factors
4
2018
781
0.290
Why?
Cerebrospinal Fluid Shunts
1
2007
7
0.290
Why?
Congenital Abnormalities
2
2017
10
0.290
Why?
Pseudarthrosis
3
2011
9
0.290
Why?
Recurrence
5
2012
322
0.280
Why?
Rhizotomy
1
2006
2
0.270
Why?
Models, Biological
1
2009
326
0.270
Why?
Range of Motion, Articular
4
2015
704
0.260
Why?
Cysts
1
2006
18
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
150
0.250
Why?
Paralysis
2
2023
14
0.250
Why?
Incidence
4
2015
773
0.250
Why?
Nervous System Diseases
3
2012
121
0.250
Why?
Lumbosacral Region
5
2017
59
0.250
Why?
Feasibility Studies
6
2009
231
0.240
Why?
Electric Stimulation Therapy
2
2003
42
0.240
Why?
Movement
1
2005
117
0.240
Why?
Pelvis
3
2018
31
0.220
Why?
Tuberculosis, Spinal
1
2003
1
0.210
Why?
Cell Differentiation
2
2020
135
0.210
Why?
Decompression
1
2023
23
0.210
Why?
Time Factors
5
2013
1490
0.210
Why?
Intervertebral Disc Chemolysis
1
2003
6
0.210
Why?
Frailty
1
2023
35
0.210
Why?
Central Nervous System
1
2023
59
0.210
Why?
Electromyography
2
2021
71
0.200
Why?
Surgery, Computer-Assisted
2
2016
51
0.200
Why?
Tacrolimus
1
2022
15
0.200
Why?
Recovery of Function
3
2015
300
0.200
Why?
Varicose Veins
1
2022
2
0.200
Why?
Hypesthesia
1
2022
7
0.200
Why?
Benzophenones
1
2021
27
0.190
Why?
Decision Making
2
2014
226
0.190
Why?
Internal Fixators
3
2004
36
0.190
Why?
Polymers
1
2021
43
0.180
Why?
Fracture Fixation, Internal
2
1999
62
0.180
Why?
Polyethylene Glycols
1
2021
43
0.180
Why?
Convalescence
1
2020
8
0.180
Why?
Pain
2
2020
405
0.180
Why?
Muscle, Skeletal
2
2017
397
0.180
Why?
Leg
1
2020
52
0.170
Why?
Genomic Instability
1
2020
8
0.170
Why?
Regenerative Medicine
1
2020
5
0.170
Why?
Postoperative Period
3
2017
331
0.170
Why?
Cervical Atlas
1
1999
4
0.170
Why?
Allografts
1
2021
218
0.170
Why?
Axis, Cervical Vertebra
1
1999
9
0.170
Why?
Models, Anatomic
2
2010
39
0.170
Why?
Pain, Postoperative
2
2013
316
0.160
Why?
Minimal Clinically Important Difference
1
2021
166
0.160
Why?
Algorithms
3
2019
377
0.160
Why?
Biocompatible Materials
1
2020
95
0.160
Why?
Neck
1
2019
26
0.160
Why?
Bone Plates
1
2019
48
0.160
Why?
Finite Element Analysis
2
2009
29
0.160
Why?
Rehabilitation Centers
1
2018
2
0.150
Why?
Joint Instability
4
2000
394
0.150
Why?
Home Care Services
1
2018
22
0.150
Why?
Patient Selection
1
2019
206
0.150
Why?
Analgesics, Opioid
1
2021
216
0.150
Why?
Operative Time
2
2016
93
0.150
Why?
Diagnosis-Related Groups
1
2017
9
0.150
Why?
Cost-Benefit Analysis
2
2015
134
0.140
Why?
Blood Transfusion
1
2017
67
0.140
Why?
Muscle Denervation
1
2017
3
0.140
Why?
Constriction, Pathologic
1
2017
33
0.140
Why?
Single-Blind Method
1
2017
110
0.140
Why?
Medicare
1
2017
121
0.140
Why?
Angiography, Digital Subtraction
1
2016
10
0.130
Why?
Activities of Daily Living
1
2020
608
0.130
Why?
Anemia
1
2017
94
0.130
Why?
Intensive Care Units
1
2019
301
0.130
Why?
Image Processing, Computer-Assisted
1
2017
169
0.130
Why?
Musculoskeletal Abnormalities
1
2015
1
0.130
Why?
Arthroscopy
1
2005
1086
0.130
Why?
Nerve Degeneration
1
1996
49
0.120
Why?
Fetal Tissue Transplantation
3
2001
25
0.120
Why?
Quality Indicators, Health Care
1
2015
38
0.120
Why?
Risk Factors
4
2016
2408
0.120
Why?
Defensive Medicine
1
2015
1
0.120
Why?
Health Surveys
1
2015
88
0.120
Why?
Narcotics
3
2005
37
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
20
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
465
0.110
Why?
Intraoperative Care
2
2012
43
0.100
Why?
Methylprednisolone
1
1993
22
0.100
Why?
Odontoid Process
1
1992
9
0.100
Why?
Chondrocytes
3
2006
155
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
331
0.100
Why?
Logistic Models
1
2013
395
0.100
Why?
Monitoring, Intraoperative
1
2012
37
0.100
Why?
Prone Position
1
2012
36
0.100
Why?
Calcinosis
1
2012
49
0.100
Why?
Anti-Inflammatory Agents
1
1993
80
0.100
Why?
Lipomatosis
1
1992
3
0.100
Why?
Self Report
1
2013
221
0.100
Why?
Evidence-Based Medicine
1
2013
196
0.100
Why?
Guidelines as Topic
1
2012
68
0.100
Why?
Brain Neoplasms
1
2012
88
0.100
Why?
Psoas Muscles
1
2011
6
0.100
Why?
Abdominal Injuries
1
2011
5
0.100
Why?
Prednisone
1
1992
65
0.100
Why?
Polyradiculopathy
1
2011
2
0.090
Why?
Computer Simulation
2
2010
199
0.090
Why?
Neurologic Examination
3
1998
114
0.090
Why?
Visual Analog Scale
3
2017
84
0.090
Why?
Case-Control Studies
2
2018
593
0.090
Why?
Transplantation, Homologous
2
2003
281
0.090
Why?
Endoscopes
2
2007
9
0.080
Why?
Clinical Trials as Topic
2
2014
239
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
35
0.080
Why?
Mycetoma
1
1989
1
0.080
Why?
Breast Neoplasms
1
2013
409
0.080
Why?
Cranial Sinuses
1
1989
2
0.080
Why?
Elastic Modulus
1
2009
11
0.080
Why?
Compressive Strength
1
2009
23
0.080
Why?
Motion
1
2009
20
0.080
Why?
Stress, Mechanical
1
2009
162
0.080
Why?
Ultrasonography
2
2007
243
0.080
Why?
Weight-Bearing
1
2009
159
0.080
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
1549
0.070
Why?
Sensation Disorders
2
1999
11
0.070
Why?
Health Status
1
2008
224
0.070
Why?
Neural Tube Defects
1
2007
8
0.070
Why?
Prognosis
3
2016
825
0.070
Why?
Microscopy
1
2007
10
0.070
Why?
Equipment Design
1
2007
152
0.070
Why?
Dissection
1
2007
25
0.070
Why?
Laser Therapy
1
2006
12
0.070
Why?
Spinal Canal
1
2006
8
0.070
Why?
Animals
4
2003
3780
0.060
Why?
Synovial Cyst
1
2004
3
0.060
Why?
Reproducibility of Results
2
2018
733
0.060
Why?
Radiography, Interventional
1
2003
23
0.050
Why?
History, Ancient
1
2003
3
0.050
Why?
History, 18th Century
1
2003
6
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?
Osteoclasts
1
2003
20
0.050
Why?
Mesoderm
1
2003
19
0.050
Why?
Cell Division
1
2003
83
0.050
Why?
History, 20th Century
1
2003
47
0.050
Why?
Combined Modality Therapy
2
2015
307
0.050
Why?
Polymethyl Methacrylate
1
2002
12
0.050
Why?
Pregnancy Complications
1
2003
52
0.050
Why?
Mouth
1
2002
15
0.050
Why?
Bone Matrix
1
2003
28
0.050
Why?
Osteoblasts
1
2003
55
0.050
Why?
Models, Animal
1
2003
115
0.050
Why?
Pharynx
1
2002
12
0.050
Why?
Bone Remodeling
1
2003
49
0.050
Why?
Rabbits
1
2003
185
0.050
Why?
Transplantation, Autologous
1
2003
169
0.050
Why?
Neck Pain
1
2002
28
0.050
Why?
Consensus
1
2023
98
0.050
Why?
Bone Regeneration
1
2003
74
0.050
Why?
Pregnancy
1
2003
340
0.050
Why?
Osteogenesis
1
2003
110
0.050
Why?
Bone Cements
1
2002
90
0.050
Why?
Bacterial Infections
2
2004
52
0.050
Why?
Survival Rate
2
2013
356
0.050
Why?
Multicenter Studies as Topic
1
2021
51
0.050
Why?
Molecular Biology
1
2000
11
0.050
Why?
Growth Substances
1
2000
28
0.040
Why?
Granuloma
1
2000
15
0.040
Why?
Collagen
1
2000
82
0.040
Why?
United States
2
2017
2196
0.040
Why?
Cell Survival
1
2000
120
0.040
Why?
Meningeal Neoplasms
1
2000
14
0.040
Why?
Cell Movement
1
2000
82
0.040
Why?
Surveys and Questionnaires
2
2015
1215
0.040
Why?
Proteoglycans
1
2000
132
0.040
Why?
Sarcoidosis
1
2000
14
0.040
Why?
Inflammation Mediators
1
2000
68
0.040
Why?
Immobilization
1
1999
14
0.040
Why?
Orthopedic Fixation Devices
2
1997
19
0.040
Why?
Thoracotomy
1
1998
29
0.040
Why?
Observer Variation
1
2018
102
0.040
Why?
Survival Analysis
1
1998
267
0.040
Why?
Surgeons
1
2018
89
0.030
Why?
Wound Healing
1
1997
159
0.030
Why?
Inpatients
1
2017
149
0.030
Why?
Osteomyelitis
2
1992
20
0.030
Why?
Malpractice
1
2015
10
0.030
Why?
Longitudinal Ligaments
1
1994
1
0.030
Why?
Prevalence
1
2016
467
0.030
Why?
Gelatin Sponge, Absorbable
1
1994
3
0.030
Why?
Fascia
1
1994
8
0.030
Why?
Dogs
2
1993
184
0.030
Why?
Cell Transplantation
1
1994
23
0.030
Why?
Pleural Effusion
1
1994
12
0.030
Why?
Neurilemmoma
1
1994
14
0.030
Why?
Risk
1
2015
205
0.030
Why?
Patient-Centered Care
1
2015
59
0.030
Why?
Hospitalization
1
2016
323
0.030
Why?
SEER Program
1
2013
41
0.030
Why?
Contraindications
1
1993
33
0.030
Why?
Delivery of Health Care
1
2015
154
0.030
Why?
Intraoperative Period
1
1993
27
0.030
Why?
ROC Curve
1
2013
144
0.030
Why?
Transcranial Magnetic Stimulation
1
2012
17
0.030
Why?
Child
1
1997
1421
0.030
Why?
Severity of Illness Index
1
2016
985
0.030
Why?
Drug Therapy, Combination
1
1993
183
0.030
Why?
Spinal Injuries
1
1993
24
0.030
Why?
Disease Management
1
2013
114
0.020
Why?
Contrast Media
1
2012
75
0.020
Why?
Myelography
1
1992
8
0.020
Why?
Neoplasm Staging
1
2013
371
0.020
Why?
Diagnostic Imaging
1
1993
80
0.020
Why?
Adrenal Cortex Hormones
1
1993
117
0.020
Why?
Surgical Flaps
1
1992
51
0.020
Why?
Pleura
1
1991
9
0.020
Why?
Morbidity
1
2011
58
0.020
Why?
Surgical Procedures, Operative
1
1991
27
0.020
Why?
Fractures, Bone
1
1992
75
0.020
Why?
Orthopedics
1
1993
113
0.020
Why?
Debridement
2
2004
102
0.020
Why?
Scapula
1
1991
90
0.020
Why?
Muscular Atrophy
1
2010
9
0.020
Why?
Arthrodesis
1
2010
42
0.020
Why?
Pseudallescheria
1
1989
1
0.020
Why?
Movement Disorders
1
2010
90
0.020
Why?
Arthritis, Rheumatoid
1
1992
263
0.020
Why?
Endpoint Determination
1
2009
22
0.020
Why?
Spondylitis, Ankylosing
1
2008
21
0.020
Why?
Risk Assessment
1
2009
676
0.020
Why?
Crystallization
1
2006
5
0.020
Why?
Chondrocalcinosis
1
2006
4
0.020
Why?
Neovascularization, Physiologic
1
2006
24
0.020
Why?
Preoperative Care
1
2006
125
0.020
Why?
Age Distribution
1
2006
89
0.020
Why?
Synovial Membrane
1
2006
51
0.020
Why?
Central Nervous System Fungal Infections
1
2004
2
0.020
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
89
0.010
Why?
Necrosis
1
2000
26
0.010
Why?
Pilot Projects
1
2001
439
0.010
Why?
Diagnosis, Differential
1
2000
372
0.010
Why?
Work
1
1996
8
0.010
Why?
Extremities
1
1996
28
0.010
Why?
Antidepressive Agents
1
1996
97
0.010
Why?
Analgesics
1
1996
81
0.010
Why?
Chronic Disease
1
1996
441
0.010
Why?
Anti-Bacterial Agents
1
1997
378
0.010
Why?
Equipment Failure
1
1992
39
0.010
Why?
Electrodes, Implanted
1
1984
21
0.000
Why?
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