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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
303
17.640
Why?
Spinal Fusion
70
2023
518
11.000
Why?
Lumbar Vertebrae
59
2023
490
9.190
Why?
Diskectomy
29
2022
195
6.200
Why?
Thoracic Vertebrae
27
2018
112
5.900
Why?
Neurosurgical Procedures
26
2021
152
5.550
Why?
Decompression, Surgical
23
2017
144
5.430
Why?
Intervertebral Disc Displacement
25
2022
121
5.250
Why?
Spine
23
2021
123
5.150
Why?
Scoliosis
15
2023
35
4.550
Why?
Postoperative Complications
46
2023
957
4.230
Why?
Spinal Cord Injuries
9
2023
48
3.940
Why?
Cervical Vertebrae
20
2022
352
3.780
Why?
Spinal Diseases
18
2021
150
3.580
Why?
Treatment Outcome
76
2023
3557
3.280
Why?
Lordosis
14
2022
42
3.230
Why?
Endoscopy
16
2012
181
3.140
Why?
Humans
187
2023
29801
2.970
Why?
Spinal Stenosis
9
2015
53
2.960
Why?
Spondylolisthesis
12
2023
52
2.810
Why?
Middle Aged
108
2023
9952
2.770
Why?
Intervertebral Disc Degeneration
7
2022
117
2.710
Why?
Microsurgery
13
2022
40
2.480
Why?
Female
112
2023
16402
2.410
Why?
Radiculopathy
7
2022
62
2.370
Why?
Spinal Cord Compression
10
2016
31
2.290
Why?
Male
106
2023
15844
2.290
Why?
Spinal Cord Neoplasms
8
2015
33
2.230
Why?
Spondylosis
7
2019
32
2.170
Why?
Laminectomy
10
2014
64
2.080
Why?
Retrospective Studies
51
2023
3325
2.070
Why?
Aged
78
2023
9618
2.010
Why?
Adult
78
2023
8730
1.900
Why?
Spinal Curvatures
9
2020
13
1.890
Why?
Bone Screws
13
2017
181
1.740
Why?
Orthopedic Procedures
7
2018
322
1.730
Why?
Patient Reported Outcome Measures
4
2021
384
1.720
Why?
Spinal Cord
8
2023
105
1.710
Why?
Foraminotomy
4
2019
8
1.650
Why?
Pedicle Screws
3
2015
17
1.460
Why?
Fluoroscopy
6
2016
53
1.300
Why?
Low Back Pain
6
2015
139
1.260
Why?
Length of Stay
13
2021
320
1.260
Why?
Quality of Life
8
2021
676
1.170
Why?
Prostheses and Implants
5
2009
165
1.110
Why?
Spinal Neoplasms
7
2013
36
1.070
Why?
Embolization, Therapeutic
3
2022
27
1.070
Why?
Sacrum
5
2018
27
1.060
Why?
Patient Satisfaction
2
2021
297
1.060
Why?
Follow-Up Studies
27
2021
1859
1.050
Why?
Intervertebral Disc
5
2010
217
0.990
Why?
Back Pain
11
2023
63
0.990
Why?
Spinal Fractures
7
2009
62
0.980
Why?
Mental Health
3
2021
105
0.970
Why?
Spinal Cord Diseases
5
2013
52
0.930
Why?
Diskectomy, Percutaneous
3
2010
6
0.910
Why?
Pain Measurement
13
2021
468
0.880
Why?
Bone Transplantation
5
2015
227
0.870
Why?
Intraoperative Complications
3
2015
71
0.870
Why?
Drainage
1
2023
50
0.860
Why?
Intraoperative Neurophysiological Monitoring
2
2021
11
0.860
Why?
Dura Mater
3
2020
21
0.850
Why?
Oligodendrocyte Precursor Cells
1
2022
1
0.840
Why?
Cervical Cord
1
2022
2
0.840
Why?
Neck Injuries
1
2022
3
0.830
Why?
Dysbiosis
1
2023
64
0.830
Why?
Magnetic Resonance Imaging
17
2017
1246
0.770
Why?
Atlanto-Occipital Joint
3
2015
18
0.730
Why?
Spinal Osteophytosis
3
2007
14
0.730
Why?
Radiography
21
2017
678
0.710
Why?
Cellular Reprogramming
1
2020
5
0.710
Why?
Pluripotent Stem Cells
1
2020
6
0.700
Why?
Motivation
1
2020
101
0.700
Why?
Induced Pluripotent Stem Cells
1
2020
16
0.690
Why?
Cohort Studies
10
2021
1952
0.670
Why?
Kyphosis
5
2020
25
0.670
Why?
Neurodegenerative Diseases
1
2020
117
0.660
Why?
Reoperation
15
2020
927
0.650
Why?
Disability Evaluation
12
2018
327
0.650
Why?
Aged, 80 and over
22
2021
4930
0.630
Why?
Prospective Studies
13
2021
1821
0.630
Why?
Blood Loss, Surgical
7
2015
66
0.610
Why?
Osteotomy
3
2019
164
0.610
Why?
Ependymoma
2
2009
13
0.610
Why?
Patient Readmission
2
2017
124
0.610
Why?
Natural Orifice Endoscopic Surgery
1
2017
2
0.580
Why?
Muscular Diseases
1
2017
18
0.570
Why?
Video Recording
2
2013
47
0.570
Why?
Pyramidal Tracts
1
2016
4
0.560
Why?
Wounds, Gunshot
1
2016
3
0.560
Why?
Brown-Sequard Syndrome
1
2016
4
0.560
Why?
Central Nervous System Vascular Malformations
1
2016
4
0.560
Why?
Young Adult
11
2018
1966
0.550
Why?
Age of Onset
1
2016
108
0.540
Why?
Foreign-Body Migration
2
2015
20
0.540
Why?
Health Care Costs
2
2016
70
0.530
Why?
Atlanto-Axial Joint
2
2015
18
0.520
Why?
Spondylolysis
1
2015
3
0.520
Why?
Propensity Score
3
2023
34
0.520
Why?
Tomography, X-Ray Computed
10
2016
778
0.500
Why?
Athletes
1
2015
76
0.490
Why?
Thoracoscopy
3
2014
16
0.490
Why?
Postoperative Care
6
2021
127
0.490
Why?
Neurosurgery
3
2015
50
0.480
Why?
Hypothermia, Induced
1
2014
22
0.470
Why?
Quality of Health Care
1
2015
138
0.470
Why?
Hernia
1
2014
7
0.460
Why?
Neuroendoscopy
2
2013
8
0.460
Why?
Adolescent
12
2023
2331
0.460
Why?
Herniorrhaphy
1
2014
27
0.460
Why?
Cerebrospinal Fluid Rhinorrhea
1
2013
10
0.450
Why?
Osteoporosis
2
2006
84
0.450
Why?
Functional Laterality
1
2013
94
0.430
Why?
Vertebroplasty
2
2009
10
0.430
Why?
Spinal Nerve Roots
4
2003
28
0.430
Why?
Nerve Compression Syndromes
4
2003
27
0.420
Why?
Sarcoma, Myeloid
1
2012
4
0.410
Why?
Imaging, Three-Dimensional
1
2013
222
0.410
Why?
Databases, Factual
8
2018
331
0.400
Why?
Leukemia, Myeloid, Acute
1
2012
45
0.400
Why?
Syringomyelia
3
2007
12
0.400
Why?
Parkinson Disease
1
2020
1184
0.390
Why?
Obesity
2
2015
289
0.370
Why?
Costs and Cost Analysis
3
2019
36
0.340
Why?
Posture
4
2018
79
0.340
Why?
Zygapophyseal Joint
3
2006
44
0.340
Why?
Intracranial Aneurysm
1
2009
29
0.330
Why?
Carcinoma in Situ
1
2009
9
0.330
Why?
Stents
1
2009
76
0.330
Why?
Checklist
2
2023
36
0.320
Why?
Surgical Wound Infection
1
2009
98
0.310
Why?
Cadaver
5
2009
362
0.310
Why?
Evoked Potentials, Motor
3
2021
11
0.300
Why?
Subarachnoid Space
1
2007
8
0.300
Why?
Cerebrospinal Fluid Shunts
1
2007
9
0.300
Why?
Age Factors
4
2018
852
0.300
Why?
Congenital Abnormalities
2
2017
7
0.300
Why?
Pseudarthrosis
3
2011
13
0.300
Why?
Recurrence
5
2012
352
0.290
Why?
Rhizotomy
1
2006
2
0.280
Why?
Models, Biological
1
2009
347
0.280
Why?
Range of Motion, Articular
4
2015
707
0.270
Why?
Cysts
1
2006
16
0.270
Why?
Biomechanical Phenomena
4
2015
680
0.270
Why?
Intermittent Claudication
1
2006
4
0.270
Why?
Evoked Potentials, Somatosensory
3
2021
9
0.270
Why?
Arthroplasty
2
2022
138
0.260
Why?
Paralysis
2
2023
19
0.260
Why?
Incidence
4
2015
759
0.260
Why?
Lumbosacral Region
5
2017
73
0.250
Why?
Nervous System Diseases
3
2012
150
0.250
Why?
Feasibility Studies
6
2009
230
0.250
Why?
Electric Stimulation Therapy
2
2003
47
0.240
Why?
Movement
1
2005
145
0.240
Why?
Pelvis
3
2018
30
0.230
Why?
Tuberculosis, Spinal
1
2003
2
0.220
Why?
Decompression
1
2023
20
0.220
Why?
Cell Differentiation
2
2020
149
0.220
Why?
Intervertebral Disc Chemolysis
1
2003
5
0.220
Why?
Time Factors
5
2013
1640
0.210
Why?
Frailty
1
2023
39
0.210
Why?
Central Nervous System
1
2023
55
0.210
Why?
Electromyography
2
2021
79
0.210
Why?
Tacrolimus
1
2022
13
0.210
Why?
Recovery of Function
3
2015
291
0.210
Why?
Varicose Veins
1
2022
3
0.210
Why?
Surgery, Computer-Assisted
2
2016
60
0.210
Why?
Hypesthesia
1
2022
8
0.210
Why?
Benzophenones
1
2021
27
0.190
Why?
Polymers
1
2021
40
0.190
Why?
Decision Making
2
2014
227
0.190
Why?
Internal Fixators
3
2004
52
0.190
Why?
Muscle, Skeletal
2
2017
355
0.190
Why?
Fracture Fixation, Internal
2
1999
72
0.190
Why?
Convalescence
1
2020
7
0.190
Why?
Pain
2
2020
396
0.190
Why?
Polyethylene Glycols
1
2021
58
0.190
Why?
Leg
1
2020
49
0.180
Why?
Postoperative Period
3
2017
286
0.180
Why?
Genomic Instability
1
2020
7
0.180
Why?
Regenerative Medicine
1
2020
5
0.180
Why?
Minimal Clinically Important Difference
1
2021
106
0.180
Why?
Allografts
1
2021
180
0.170
Why?
Cervical Atlas
1
1999
4
0.170
Why?
Axis, Cervical Vertebra
1
1999
9
0.170
Why?
Pain, Postoperative
2
2013
318
0.170
Why?
Models, Anatomic
2
2010
52
0.170
Why?
Algorithms
3
2019
400
0.170
Why?
Biocompatible Materials
1
2020
105
0.170
Why?
Neck
1
2019
33
0.160
Why?
Joint Instability
4
2000
389
0.160
Why?
Bone Plates
1
2019
55
0.160
Why?
Finite Element Analysis
2
2009
44
0.160
Why?
Rehabilitation Centers
1
2018
4
0.160
Why?
Home Care Services
1
2018
21
0.160
Why?
Analgesics, Opioid
1
2021
221
0.160
Why?
Operative Time
2
2016
81
0.150
Why?
Arthroscopy
1
2005
817
0.150
Why?
Patient Selection
1
2019
234
0.150
Why?
Diagnosis-Related Groups
1
2017
10
0.150
Why?
Cost-Benefit Analysis
2
2015
143
0.150
Why?
Blood Transfusion
1
2017
65
0.150
Why?
Muscle Denervation
1
2017
3
0.150
Why?
Activities of Daily Living
1
2020
506
0.140
Why?
Constriction, Pathologic
1
2017
27
0.140
Why?
Single-Blind Method
1
2017
120
0.140
Why?
Medicare
1
2017
123
0.140
Why?
Angiography, Digital Subtraction
1
2016
3
0.140
Why?
Anemia
1
2017
99
0.140
Why?
Intensive Care Units
1
2019
312
0.130
Why?
Musculoskeletal Abnormalities
1
2015
1
0.130
Why?
Image Processing, Computer-Assisted
1
2017
221
0.130
Why?
Nerve Degeneration
1
1996
55
0.130
Why?
Fetal Tissue Transplantation
3
2001
35
0.130
Why?
Quality Indicators, Health Care
1
2015
39
0.130
Why?
Risk Factors
4
2016
2465
0.130
Why?
Defensive Medicine
1
2015
1
0.130
Why?
Health Surveys
1
2015
96
0.120
Why?
Narcotics
3
2005
34
0.120
Why?
Brain Diseases
2
2000
83
0.120
Why?
Cerebrospinal Fluid Leak
1
2013
18
0.110
Why?
Subdural Effusion
2
2003
7
0.110
Why?
Astrocytoma
1
2013
25
0.110
Why?
Central Cord Syndrome
1
2013
1
0.110
Why?
Lumbosacral Plexus
1
2013
6
0.110
Why?
Body Mass Index
1
2015
425
0.110
Why?
Methylprednisolone Hemisuccinate
1
1993
2
0.110
Why?
Intraoperative Care
2
2012
44
0.110
Why?
Methylprednisolone
1
1993
22
0.110
Why?
Odontoid Process
1
1992
10
0.110
Why?
Tarlov Cysts
1
2012
1
0.110
Why?
Multivariate Analysis
1
2013
332
0.110
Why?
Bupivacaine
1
1993
54
0.110
Why?
Prone Position
1
2012
29
0.100
Why?
Glioblastoma
1
2012
14
0.100
Why?
Logistic Models
1
2013
410
0.100
Why?
Monitoring, Intraoperative
1
2012
37
0.100
Why?
Chondrocytes
3
2006
203
0.100
Why?
Calcinosis
1
2012
48
0.100
Why?
Self Report
1
2013
221
0.100
Why?
Lipomatosis
1
1992
4
0.100
Why?
Anti-Inflammatory Agents
1
1993
101
0.100
Why?
Evidence-Based Medicine
1
2013
214
0.100
Why?
Guidelines as Topic
1
2012
69
0.100
Why?
Abdominal Injuries
1
2011
4
0.100
Why?
Psoas Muscles
1
2011
6
0.100
Why?
Prednisone
1
1992
68
0.100
Why?
Polyradiculopathy
1
2011
2
0.100
Why?
Brain Neoplasms
1
2012
134
0.100
Why?
Computer Simulation
2
2010
218
0.090
Why?
Visual Analog Scale
3
2017
49
0.090
Why?
Neurologic Examination
3
1998
154
0.090
Why?
Case-Control Studies
2
2018
640
0.090
Why?
Transplantation, Homologous
2
2003
279
0.090
Why?
Breast Neoplasms
1
2013
352
0.090
Why?
Endoscopes
2
2007
10
0.090
Why?
Ribs
1
2009
16
0.090
Why?
Polymethacrylic Acids
1
2009
5
0.090
Why?
Fractures, Compression
1
2009
7
0.080
Why?
Cerebral Angiography
1
2009
30
0.080
Why?
Mycetoma
1
1989
1
0.080
Why?
Cranial Sinuses
1
1989
5
0.080
Why?
Clinical Trials as Topic
2
2014
337
0.080
Why?
Elastic Modulus
1
2009
12
0.080
Why?
Motion
1
2009
23
0.080
Why?
Compressive Strength
1
2009
29
0.080
Why?
Ultrasonography
2
2007
224
0.080
Why?
Stress, Mechanical
1
2009
169
0.080
Why?
Weight-Bearing
1
2009
168
0.080
Why?
Epidural Space
2
2022
24
0.080
Why?
Thoracic Surgery, Video-Assisted
1
2008
17
0.080
Why?
Meningioma
2
2000
18
0.070
Why?
Aging
2
2011
1630
0.070
Why?
Sensation Disorders
2
1999
13
0.070
Why?
Neural Tube Defects
1
2007
9
0.070
Why?
Health Status
1
2008
230
0.070
Why?
Prognosis
3
2016
874
0.070
Why?
Microscopy
1
2007
11
0.070
Why?
Dissection
1
2007
27
0.070
Why?
Laser Therapy
1
2006
13
0.070
Why?
Equipment Design
1
2007
185
0.070
Why?
Spinal Canal
1
2006
15
0.070
Why?
Animals
4
2003
4634
0.060
Why?
Synovial Cyst
1
2004
4
0.060
Why?
Reproducibility of Results
2
2018
801
0.060
Why?
Radiography, Interventional
1
2003
24
0.060
Why?
History, 18th Century
1
2003
9
0.050
Why?
History, Ancient
1
2003
7
0.050
Why?
Chemotaxis
1
2003
6
0.050
Why?
Tissue Preservation
1
2003
6
0.050
Why?
Antitubercular Agents
1
2003
16
0.050
Why?
Osteoclasts
1
2003
21
0.050
Why?
Mesoderm
1
2003
19
0.050
Why?
Cell Division
1
2003
112
0.050
Why?
Pregnancy Complications
1
2003
52
0.050
Why?
Mouth
1
2002
12
0.050
Why?
Polymethyl Methacrylate
1
2002
15
0.050
Why?
Bone Matrix
1
2003
28
0.050
Why?
History, 20th Century
1
2003
91
0.050
Why?
Combined Modality Therapy
2
2015
376
0.050
Why?
Bone Remodeling
1
2003
44
0.050
Why?
Pharynx
1
2002
14
0.050
Why?
Osteoblasts
1
2003
63
0.050
Why?
Models, Animal
1
2003
128
0.050
Why?
Transplantation, Autologous
1
2003
195
0.050
Why?
Neck Pain
1
2002
32
0.050
Why?
Consensus
1
2023
109
0.050
Why?
Bone Regeneration
1
2003
75
0.050
Why?
Osteogenesis
1
2003
103
0.050
Why?
Pregnancy
1
2003
388
0.050
Why?
Rabbits
1
2003
283
0.050
Why?
Bone Cements
1
2002
90
0.050
Why?
Bacterial Infections
2
2004
66
0.050
Why?
Survival Rate
2
2013
376
0.050
Why?
Multicenter Studies as Topic
1
2021
77
0.050
Why?
Molecular Biology
1
2000
14
0.050
Why?
Growth Substances
1
2000
41
0.050
Why?
Granuloma
1
2000
13
0.050
Why?
Surveys and Questionnaires
2
2015
1186
0.050
Why?
United States
2
2017
2344
0.050
Why?
Collagen
1
2000
102
0.050
Why?
Meningeal Neoplasms
1
2000
14
0.050
Why?
Cell Survival
1
2000
165
0.040
Why?
Sarcoidosis
1
2000
14
0.040
Why?
Cell Movement
1
2000
104
0.040
Why?
Inflammation Mediators
1
2000
80
0.040
Why?
Immobilization
1
1999
14
0.040
Why?
Orthopedic Fixation Devices
2
1997
24
0.040
Why?
Proteoglycans
1
2000
345
0.040
Why?
Thoracotomy
1
1998
22
0.040
Why?
Observer Variation
1
2018
119
0.040
Why?
Survival Analysis
1
1998
310
0.040
Why?
Surgeons
1
2018
76
0.040
Why?
Wound Healing
1
1997
168
0.030
Why?
Inpatients
1
2017
141
0.030
Why?
Osteomyelitis
2
1992
23
0.030
Why?
Malpractice
1
2015
10
0.030
Why?
Longitudinal Ligaments
1
1994
2
0.030
Why?
Prevalence
1
2016
494
0.030
Why?
Fascia
1
1994
9
0.030
Why?
Gelatin Sponge, Absorbable
1
1994
6
0.030
Why?
Pleural Effusion
1
1994
11
0.030
Why?
Cell Transplantation
1
1994
29
0.030
Why?
Risk
1
2015
216
0.030
Why?
Neurilemmoma
1
1994
16
0.030
Why?
Dogs
2
1993
261
0.030
Why?
Patient-Centered Care
1
2015
61
0.030
Why?
SEER Program
1
2013
38
0.030
Why?
Contraindications
1
1993
42
0.030
Why?
Hospitalization
1
2016
319
0.030
Why?
Delivery of Health Care
1
2015
156
0.030
Why?
Intraoperative Period
1
1993
33
0.030
Why?
Child
1
1997
1376
0.030
Why?
ROC Curve
1
2013
140
0.030
Why?
Transcranial Magnetic Stimulation
1
2012
18
0.030
Why?
Spinal Injuries
1
1993
28
0.030
Why?
Neoplasm Staging
1
2013
364
0.030
Why?
Drug Therapy, Combination
1
1993
245
0.030
Why?
Myelography
1
1992
10
0.030
Why?
Disease Management
1
2013
122
0.030
Why?
Severity of Illness Index
1
2016
1126
0.030
Why?
Adrenal Cortex Hormones
1
1993
102
0.030
Why?
Diagnostic Imaging
1
1993
90
0.030
Why?
Surgical Flaps
1
1992
50
0.020
Why?
Pleura
1
1991
9
0.020
Why?
Contrast Media
1
2012
125
0.020
Why?
Morbidity
1
2011
63
0.020
Why?
Surgical Procedures, Operative
1
1991
30
0.020
Why?
Fractures, Bone
1
1992
75
0.020
Why?
Debridement
2
2004
102
0.020
Why?
Orthopedics
1
1993
129
0.020
Why?
Scapula
1
1991
81
0.020
Why?
Muscular Atrophy
1
2010
6
0.020
Why?
Arthrodesis
1
2010
40
0.020
Why?
Pseudallescheria
1
1989
1
0.020
Why?
Endpoint Determination
1
2009
28
0.020
Why?
Movement Disorders
1
2010
148
0.020
Why?
Arthritis, Rheumatoid
1
1992
363
0.020
Why?
Spondylitis, Ankylosing
1
2008
44
0.020
Why?
Risk Assessment
1
2009
683
0.020
Why?
Crystallization
1
2006
5
0.020
Why?
Chondrocalcinosis
1
2006
5
0.020
Why?
Neovascularization, Physiologic
1
2006
21
0.020
Why?
Age Distribution
1
2006
95
0.020
Why?
Preoperative Care
1
2006
135
0.020
Why?
Synovial Membrane
1
2006
79
0.020
Why?
Central Nervous System Fungal Infections
1
2004
3
0.020
Why?
Periaqueductal Gray
1
1984
2
0.020
Why?
Stereotaxic Techniques
1
1984
28
0.010
Why?
H-Reflex
1
2001
1
0.010
Why?
Median Nerve
1
2001
1
0.010
Why?
Tibial Nerve
1
2001
7
0.010
Why?
Neural Conduction
1
2001
8
0.010
Why?
Necrosis
1
2000
27
0.010
Why?
Action Potentials
1
2001
139
0.010
Why?
Pilot Projects
1
2001
402
0.010
Why?
Diagnosis, Differential
1
2000
398
0.010
Why?
Work
1
1996
10
0.010
Why?
Extremities
1
1996
33
0.010
Why?
Antidepressive Agents
1
1996
103
0.010
Why?
Analgesics
1
1996
108
0.010
Why?
Chronic Disease
1
1996
508
0.010
Why?
Anti-Bacterial Agents
1
1997
401
0.010
Why?
Equipment Failure
1
1992
53
0.010
Why?
Electrodes, Implanted
1
1984
47
0.000
Why?
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