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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
306
17.500
Why?
Spinal Fusion
70
2023
562
10.720
Why?
Lumbar Vertebrae
59
2023
523
9.050
Why?
Diskectomy
29
2022
219
6.100
Why?
Thoracic Vertebrae
27
2018
115
5.860
Why?
Neurosurgical Procedures
26
2021
162
5.480
Why?
Decompression, Surgical
23
2017
151
5.370
Why?
Intervertebral Disc Displacement
25
2022
131
5.120
Why?
Spine
23
2021
132
5.090
Why?
Scoliosis
15
2023
36
4.520
Why?
Postoperative Complications
46
2023
997
4.160
Why?
Spinal Cord Injuries
9
2023
48
3.920
Why?
Cervical Vertebrae
20
2022
382
3.700
Why?
Spinal Diseases
18
2021
155
3.540
Why?
Lordosis
14
2022
45
3.180
Why?
Treatment Outcome
76
2023
3809
3.180
Why?
Endoscopy
16
2012
199
3.100
Why?
Spinal Stenosis
9
2015
57
2.940
Why?
Humans
187
2023
31070
2.880
Why?
Spondylolisthesis
12
2023
53
2.800
Why?
Middle Aged
108
2023
10239
2.710
Why?
Intervertebral Disc Degeneration
7
2022
130
2.610
Why?
Microsurgery
13
2022
45
2.460
Why?
Female
112
2023
17018
2.350
Why?
Radiculopathy
7
2022
65
2.350
Why?
Spinal Cord Compression
10
2016
31
2.280
Why?
Male
106
2023
16499
2.220
Why?
Spinal Cord Neoplasms
8
2015
35
2.210
Why?
Spondylosis
7
2019
32
2.150
Why?
Laminectomy
10
2014
65
2.070
Why?
Retrospective Studies
51
2023
3665
1.990
Why?
Aged
78
2023
10079
1.950
Why?
Spinal Curvatures
9
2020
13
1.880
Why?
Adult
78
2023
8949
1.850
Why?
Bone Screws
13
2017
180
1.740
Why?
Orthopedic Procedures
7
2018
329
1.710
Why?
Spinal Cord
8
2023
107
1.700
Why?
Patient Reported Outcome Measures
4
2021
434
1.680
Why?
Foraminotomy
4
2019
8
1.640
Why?
Pedicle Screws
3
2015
19
1.450
Why?
Fluoroscopy
6
2016
63
1.290
Why?
Length of Stay
13
2021
339
1.250
Why?
Low Back Pain
6
2015
144
1.240
Why?
Quality of Life
8
2021
696
1.160
Why?
Prostheses and Implants
5
2009
170
1.090
Why?
Spinal Neoplasms
7
2013
41
1.060
Why?
Sacrum
5
2018
29
1.050
Why?
Embolization, Therapeutic
3
2022
41
1.050
Why?
Patient Satisfaction
2
2021
310
1.040
Why?
Follow-Up Studies
27
2021
1935
1.030
Why?
Intervertebral Disc
5
2010
218
0.980
Why?
Spinal Fractures
7
2009
63
0.980
Why?
Back Pain
11
2023
71
0.970
Why?
Mental Health
3
2021
113
0.960
Why?
Spinal Cord Diseases
5
2013
53
0.930
Why?
Diskectomy, Percutaneous
3
2010
6
0.910
Why?
Pain Measurement
13
2021
489
0.870
Why?
Intraoperative Complications
3
2015
75
0.860
Why?
Bone Transplantation
5
2015
234
0.860
Why?
Drainage
1
2023
52
0.860
Why?
Intraoperative Neurophysiological Monitoring
2
2021
13
0.860
Why?
Dura Mater
3
2020
22
0.850
Why?
Oligodendrocyte Precursor Cells
1
2022
1
0.830
Why?
Cervical Cord
1
2022
2
0.830
Why?
Neck Injuries
1
2022
3
0.830
Why?
Dysbiosis
1
2023
72
0.830
Why?
Magnetic Resonance Imaging
17
2017
1314
0.750
Why?
Atlanto-Occipital Joint
3
2015
18
0.730
Why?
Spinal Osteophytosis
3
2007
14
0.720
Why?
Radiography
21
2017
695
0.700
Why?
Cellular Reprogramming
1
2020
5
0.700
Why?
Pluripotent Stem Cells
1
2020
6
0.700
Why?
Motivation
1
2020
103
0.690
Why?
Induced Pluripotent Stem Cells
1
2020
20
0.680
Why?
Kyphosis
5
2020
28
0.660
Why?
Cohort Studies
10
2021
2045
0.660
Why?
Neurodegenerative Diseases
1
2020
119
0.650
Why?
Disability Evaluation
12
2018
333
0.640
Why?
Reoperation
15
2020
952
0.640
Why?
Prospective Studies
13
2021
1898
0.620
Why?
Aged, 80 and over
22
2021
5192
0.620
Why?
Blood Loss, Surgical
7
2015
67
0.610
Why?
Ependymoma
2
2009
14
0.610
Why?
Osteotomy
3
2019
171
0.600
Why?
Patient Readmission
2
2017
132
0.600
Why?
Natural Orifice Endoscopic Surgery
1
2017
2
0.580
Why?
Muscular Diseases
1
2017
17
0.570
Why?
Video Recording
2
2013
44
0.560
Why?
Pyramidal Tracts
1
2016
4
0.560
Why?
Wounds, Gunshot
1
2016
4
0.550
Why?
Brown-Sequard Syndrome
1
2016
4
0.550
Why?
Central Nervous System Vascular Malformations
1
2016
4
0.550
Why?
Young Adult
11
2018
2063
0.540
Why?
Age of Onset
1
2016
111
0.540
Why?
Foreign-Body Migration
2
2015
23
0.540
Why?
Health Care Costs
2
2016
72
0.520
Why?
Atlanto-Axial Joint
2
2015
18
0.520
Why?
Spondylolysis
1
2015
3
0.520
Why?
Propensity Score
3
2023
36
0.510
Why?
Tomography, X-Ray Computed
10
2016
818
0.500
Why?
Athletes
1
2015
78
0.490
Why?
Postoperative Care
6
2021
132
0.490
Why?
Thoracoscopy
3
2014
20
0.480
Why?
Neurosurgery
3
2015
49
0.480
Why?
Hypothermia, Induced
1
2014
22
0.470
Why?
Quality of Health Care
1
2015
146
0.460
Why?
Neuroendoscopy
2
2013
8
0.460
Why?
Hernia
1
2014
8
0.460
Why?
Herniorrhaphy
1
2014
31
0.450
Why?
Adolescent
12
2023
2403
0.450
Why?
Cerebrospinal Fluid Rhinorrhea
1
2013
14
0.450
Why?
Osteoporosis
2
2006
85
0.440
Why?
Functional Laterality
1
2013
88
0.430
Why?
Vertebroplasty
2
2009
10
0.420
Why?
Spinal Nerve Roots
4
2003
29
0.420
Why?
Nerve Compression Syndromes
4
2003
27
0.420
Why?
Sarcoma, Myeloid
1
2012
4
0.410
Why?
Imaging, Three-Dimensional
1
2013
230
0.400
Why?
Databases, Factual
8
2018
354
0.400
Why?
Syringomyelia
3
2007
12
0.400
Why?
Leukemia, Myeloid, Acute
1
2012
54
0.390
Why?
Parkinson Disease
1
2020
1069
0.390
Why?
Obesity
2
2015
307
0.360
Why?
Posture
4
2018
72
0.340
Why?
Costs and Cost Analysis
3
2019
37
0.340
Why?
Zygapophyseal Joint
3
2006
46
0.340
Why?
Intracranial Aneurysm
1
2009
34
0.330
Why?
Carcinoma in Situ
1
2009
9
0.330
Why?
Stents
1
2009
85
0.320
Why?
Checklist
2
2023
38
0.310
Why?
Surgical Wound Infection
1
2009
103
0.310
Why?
Cadaver
5
2009
380
0.310
Why?
Evoked Potentials, Motor
3
2021
13
0.300
Why?
Subarachnoid Space
1
2007
8
0.300
Why?
Cerebrospinal Fluid Shunts
1
2007
7
0.300
Why?
Congenital Abnormalities
2
2017
9
0.300
Why?
Age Factors
4
2018
874
0.300
Why?
Pseudarthrosis
3
2011
13
0.290
Why?
Recurrence
5
2012
375
0.280
Why?
Rhizotomy
1
2006
2
0.280
Why?
Models, Biological
1
2009
346
0.280
Why?
Cysts
1
2006
16
0.270
Why?
Range of Motion, Articular
4
2015
736
0.270
Why?
Intermittent Claudication
1
2006
4
0.270
Why?
Biomechanical Phenomena
4
2015
699
0.260
Why?
Evoked Potentials, Somatosensory
3
2021
10
0.260
Why?
Arthroplasty
2
2022
141
0.260
Why?
Paralysis
2
2023
20
0.260
Why?
Incidence
4
2015
790
0.260
Why?
Lumbosacral Region
5
2017
80
0.250
Why?
Feasibility Studies
6
2009
244
0.250
Why?
Nervous System Diseases
3
2012
156
0.250
Why?
Electric Stimulation Therapy
2
2003
46
0.240
Why?
Movement
1
2005
137
0.240
Why?
Pelvis
3
2018
33
0.230
Why?
Tuberculosis, Spinal
1
2003
2
0.220
Why?
Decompression
1
2023
23
0.220
Why?
Cell Differentiation
2
2020
152
0.220
Why?
Intervertebral Disc Chemolysis
1
2003
5
0.220
Why?
Frailty
1
2023
39
0.210
Why?
Electromyography
2
2021
78
0.210
Why?
Central Nervous System
1
2023
56
0.210
Why?
Time Factors
5
2013
1681
0.210
Why?
Tacrolimus
1
2022
16
0.210
Why?
Recovery of Function
3
2015
298
0.210
Why?
Varicose Veins
1
2022
3
0.210
Why?
Hypesthesia
1
2022
8
0.210
Why?
Surgery, Computer-Assisted
2
2016
62
0.210
Why?
Benzophenones
1
2021
27
0.190
Why?
Polymers
1
2021
42
0.190
Why?
Decision Making
2
2014
237
0.190
Why?
Internal Fixators
3
2004
53
0.190
Why?
Fracture Fixation, Internal
2
1999
75
0.190
Why?
Convalescence
1
2020
7
0.190
Why?
Muscle, Skeletal
2
2017
370
0.190
Why?
Polyethylene Glycols
1
2021
59
0.180
Why?
Pain
2
2020
426
0.180
Why?
Leg
1
2020
51
0.180
Why?
Postoperative Period
3
2017
303
0.180
Why?
Genomic Instability
1
2020
8
0.180
Why?
Regenerative Medicine
1
2020
5
0.180
Why?
Minimal Clinically Important Difference
1
2021
130
0.170
Why?
Cervical Atlas
1
1999
4
0.170
Why?
Allografts
1
2021
202
0.170
Why?
Axis, Cervical Vertebra
1
1999
9
0.170
Why?
Models, Anatomic
2
2010
54
0.170
Why?
Pain, Postoperative
2
2013
334
0.170
Why?
Algorithms
3
2019
416
0.170
Why?
Biocompatible Materials
1
2020
104
0.170
Why?
Neck
1
2019
35
0.160
Why?
Bone Plates
1
2019
64
0.160
Why?
Joint Instability
4
2000
405
0.160
Why?
Finite Element Analysis
2
2009
50
0.160
Why?
Rehabilitation Centers
1
2018
4
0.160
Why?
Home Care Services
1
2018
21
0.160
Why?
Analgesics, Opioid
1
2021
226
0.150
Why?
Operative Time
2
2016
85
0.150
Why?
Diagnosis-Related Groups
1
2017
10
0.150
Why?
Patient Selection
1
2019
246
0.150
Why?
Cost-Benefit Analysis
2
2015
149
0.150
Why?
Arthroscopy
1
2005
892
0.150
Why?
Blood Transfusion
1
2017
65
0.150
Why?
Muscle Denervation
1
2017
3
0.140
Why?
Constriction, Pathologic
1
2017
32
0.140
Why?
Activities of Daily Living
1
2020
551
0.140
Why?
Single-Blind Method
1
2017
120
0.140
Why?
Angiography, Digital Subtraction
1
2016
5
0.140
Why?
Medicare
1
2017
127
0.140
Why?
Anemia
1
2017
100
0.140
Why?
Intensive Care Units
1
2019
328
0.130
Why?
Musculoskeletal Abnormalities
1
2015
1
0.130
Why?
Image Processing, Computer-Assisted
1
2017
225
0.130
Why?
Nerve Degeneration
1
1996
54
0.130
Why?
Fetal Tissue Transplantation
3
2001
25
0.130
Why?
Quality Indicators, Health Care
1
2015
42
0.120
Why?
Defensive Medicine
1
2015
1
0.120
Why?
Risk Factors
4
2016
2593
0.120
Why?
Health Surveys
1
2015
99
0.120
Why?
Narcotics
3
2005
37
0.120
Why?
Brain Diseases
2
2000
82
0.120
Why?
Cerebrospinal Fluid Leak
1
2013
26
0.110
Why?
Subdural Effusion
2
2003
7
0.110
Why?
Astrocytoma
1
2013
25
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
453
0.110
Why?
Intraoperative Care
2
2012
46
0.110
Why?
Methylprednisolone
1
1993
24
0.110
Why?
Odontoid Process
1
1992
10
0.110
Why?
Tarlov Cysts
1
2012
1
0.100
Why?
Multivariate Analysis
1
2013
344
0.100
Why?
Bupivacaine
1
1993
57
0.100
Why?
Glioblastoma
1
2012
14
0.100
Why?
Logistic Models
1
2013
410
0.100
Why?
Prone Position
1
2012
33
0.100
Why?
Monitoring, Intraoperative
1
2012
39
0.100
Why?
Chondrocytes
3
2006
208
0.100
Why?
Calcinosis
1
2012
50
0.100
Why?
Lipomatosis
1
1992
4
0.100
Why?
Self Report
1
2013
231
0.100
Why?
Anti-Inflammatory Agents
1
1993
103
0.100
Why?
Evidence-Based Medicine
1
2013
216
0.100
Why?
Guidelines as Topic
1
2012
71
0.100
Why?
Abdominal Injuries
1
2011
4
0.100
Why?
Psoas Muscles
1
2011
6
0.100
Why?
Prednisone
1
1992
69
0.100
Why?
Polyradiculopathy
1
2011
2
0.100
Why?
Brain Neoplasms
1
2012
133
0.100
Why?
Computer Simulation
2
2010
222
0.090
Why?
Neurologic Examination
3
1998
138
0.090
Why?
Visual Analog Scale
3
2017
60
0.090
Why?
Case-Control Studies
2
2018
663
0.090
Why?
Transplantation, Homologous
2
2003
296
0.090
Why?
Endoscopes
2
2007
10
0.090
Why?
Breast Neoplasms
1
2013
375
0.090
Why?
Polymethacrylic Acids
1
2009
5
0.080
Why?
Ribs
1
2009
18
0.080
Why?
Fractures, Compression
1
2009
8
0.080
Why?
Cerebral Angiography
1
2009
33
0.080
Why?
Mycetoma
1
1989
1
0.080
Why?
Cranial Sinuses
1
1989
5
0.080
Why?
Clinical Trials as Topic
2
2014
331
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?
Stress, Mechanical
1
2009
173
0.080
Why?
Weight-Bearing
1
2009
170
0.080
Why?
Ultrasonography
2
2007
271
0.080
Why?
Epidural Space
2
2022
26
0.080
Why?
Thoracic Surgery, Video-Assisted
1
2008
18
0.080
Why?
Meningioma
2
2000
20
0.070
Why?
Sensation Disorders
2
1999
13
0.070
Why?
Neural Tube Defects
1
2007
9
0.070
Why?
Health Status
1
2008
239
0.070
Why?
Aging
2
2011
1727
0.070
Why?
Microscopy
1
2007
10
0.070
Why?
Prognosis
3
2016
924
0.070
Why?
Dissection
1
2007
27
0.070
Why?
Laser Therapy
1
2006
13
0.070
Why?
Spinal Canal
1
2006
15
0.070
Why?
Equipment Design
1
2007
188
0.070
Why?
Animals
4
2003
4724
0.060
Why?
Synovial Cyst
1
2004
4
0.060
Why?
Reproducibility of Results
2
2018
818
0.060
Why?
Radiography, Interventional
1
2003
30
0.060
Why?
History, 18th Century
1
2003
8
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?
Mesoderm
1
2003
19
0.050
Why?
Osteoclasts
1
2003
22
0.050
Why?
Cell Division
1
2003
113
0.050
Why?
Pregnancy Complications
1
2003
55
0.050
Why?
History, 20th Century
1
2003
70
0.050
Why?
Mouth
1
2002
12
0.050
Why?
Polymethyl Methacrylate
1
2002
16
0.050
Why?
Bone Matrix
1
2003
28
0.050
Why?
Combined Modality Therapy
2
2015
387
0.050
Why?
Osteoblasts
1
2003
63
0.050
Why?
Pharynx
1
2002
15
0.050
Why?
Models, Animal
1
2003
130
0.050
Why?
Bone Remodeling
1
2003
46
0.050
Why?
Transplantation, Autologous
1
2003
198
0.050
Why?
Neck Pain
1
2002
34
0.050
Why?
Consensus
1
2023
112
0.050
Why?
Bone Regeneration
1
2003
76
0.050
Why?
Osteogenesis
1
2003
107
0.050
Why?
Rabbits
1
2003
286
0.050
Why?
Pregnancy
1
2003
405
0.050
Why?
Bone Cements
1
2002
95
0.050
Why?
Survival Rate
2
2013
407
0.050
Why?
Bacterial Infections
2
2004
72
0.050
Why?
Multicenter Studies as Topic
1
2021
76
0.050
Why?
Molecular Biology
1
2000
14
0.050
Why?
Growth Substances
1
2000
39
0.050
Why?
Granuloma
1
2000
15
0.050
Why?
Collagen
1
2000
103
0.040
Why?
Surveys and Questionnaires
2
2015
1209
0.040
Why?
Meningeal Neoplasms
1
2000
16
0.040
Why?
United States
2
2017
2375
0.040
Why?
Cell Survival
1
2000
164
0.040
Why?
Sarcoidosis
1
2000
14
0.040
Why?
Cell Movement
1
2000
105
0.040
Why?
Inflammation Mediators
1
2000
82
0.040
Why?
Immobilization
1
1999
15
0.040
Why?
Orthopedic Fixation Devices
2
1997
25
0.040
Why?
Proteoglycans
1
2000
345
0.040
Why?
Thoracotomy
1
1998
26
0.040
Why?
Observer Variation
1
2018
118
0.040
Why?
Survival Analysis
1
1998
322
0.040
Why?
Surgeons
1
2018
87
0.040
Why?
Wound Healing
1
1997
174
0.030
Why?
Inpatients
1
2017
150
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?
Fascia
1
1994
9
0.030
Why?
Gelatin Sponge, Absorbable
1
1994
6
0.030
Why?
Prevalence
1
2016
500
0.030
Why?
Pleural Effusion
1
1994
12
0.030
Why?
Cell Transplantation
1
1994
27
0.030
Why?
Dogs
2
1993
264
0.030
Why?
Neurilemmoma
1
1994
17
0.030
Why?
Risk
1
2015
223
0.030
Why?
Patient-Centered Care
1
2015
62
0.030
Why?
SEER Program
1
2013
41
0.030
Why?
Contraindications
1
1993
42
0.030
Why?
Hospitalization
1
2016
336
0.030
Why?
Delivery of Health Care
1
2015
159
0.030
Why?
Intraoperative Period
1
1993
34
0.030
Why?
ROC Curve
1
2013
145
0.030
Why?
Child
1
1997
1431
0.030
Why?
Transcranial Magnetic Stimulation
1
2012
18
0.030
Why?
Spinal Injuries
1
1993
28
0.030
Why?
Drug Therapy, Combination
1
1993
246
0.030
Why?
Neoplasm Staging
1
2013
404
0.030
Why?
Myelography
1
1992
10
0.030
Why?
Disease Management
1
2013
126
0.030
Why?
Severity of Illness Index
1
2016
1133
0.030
Why?
Diagnostic Imaging
1
1993
90
0.030
Why?
Adrenal Cortex Hormones
1
1993
108
0.030
Why?
Surgical Flaps
1
1992
54
0.020
Why?
Pleura
1
1991
10
0.020
Why?
Contrast Media
1
2012
136
0.020
Why?
Morbidity
1
2011
65
0.020
Why?
Surgical Procedures, Operative
1
1991
28
0.020
Why?
Fractures, Bone
1
1992
81
0.020
Why?
Debridement
2
2004
105
0.020
Why?
Orthopedics
1
1993
128
0.020
Why?
Scapula
1
1991
84
0.020
Why?
Muscular Atrophy
1
2010
6
0.020
Why?
Arthrodesis
1
2010
45
0.020
Why?
Pseudallescheria
1
1989
1
0.020
Why?
Movement Disorders
1
2010
118
0.020
Why?
Endpoint Determination
1
2009
28
0.020
Why?
Arthritis, Rheumatoid
1
1992
365
0.020
Why?
Spondylitis, Ankylosing
1
2008
46
0.020
Why?
Risk Assessment
1
2009
718
0.020
Why?
Crystallization
1
2006
5
0.020
Why?
Chondrocalcinosis
1
2006
5
0.020
Why?
Neovascularization, Physiologic
1
2006
23
0.020
Why?
Age Distribution
1
2006
96
0.020
Why?
Preoperative Care
1
2006
144
0.020
Why?
Synovial Membrane
1
2006
84
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
24
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
32
0.010
Why?
Action Potentials
1
2001
144
0.010
Why?
Pilot Projects
1
2001
429
0.010
Why?
Diagnosis, Differential
1
2000
408
0.010
Why?
Work
1
1996
10
0.010
Why?
Extremities
1
1996
33
0.010
Why?
Antidepressive Agents
1
1996
100
0.010
Why?
Analgesics
1
1996
109
0.010
Why?
Chronic Disease
1
1996
534
0.010
Why?
Anti-Bacterial Agents
1
1997
420
0.010
Why?
Equipment Failure
1
1992
53
0.010
Why?
Electrodes, Implanted
1
1984
48
0.000
Why?
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