Lena Hirtler
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View article: Identifying Aortic Arch Branching Variations Using Advanced Imaging Techniques
Identifying Aortic Arch Branching Variations Using Advanced Imaging Techniques Open
Background and Objectives: The branching pattern of the aortic arch (AA) is highly variable, with the typical supra-aortic branching configuration observed in about three out of four cases. Even though some variants carry a heightened risk…
View article: Osseointegration of threaded acetabular cups - radiological and histological evaluation after total hip arthroplasty
Osseointegration of threaded acetabular cups - radiological and histological evaluation after total hip arthroplasty Open
Purpose Aseptic loosening of the acetabular cup component is the primary cause for complex revision surgery following total hip arthroplasty. However, the extent to which the different zones of the prosthetic contribute to successful osseo…
View article: Changes to the Intercondylar Ligaments of the Knee in Different Stages of Osteoarthritis—A Retrospective Cross-Sectional Study
Changes to the Intercondylar Ligaments of the Knee in Different Stages of Osteoarthritis—A Retrospective Cross-Sectional Study Open
Background: The intercondylar notch (IN) houses the central ligaments of the knee joint, namely the anterior and posterior cruciate ligaments (ACL and PCL) as well as the anterior and posterior meniscofemoral ligaments (aMFL and pMFL). As …
View article: Femoral strength after cephalomedullary nail removal can be predicted preoperatively using CT based FE models
Femoral strength after cephalomedullary nail removal can be predicted preoperatively using CT based FE models Open
Removals of cephalomedullary nails (CMNs) after healed pertrochanteric femur fractures are sometimes requested by patients or medically indicated due to pain or screw cut-out. However, CMN removal carries a high risk of secondary femoral n…
View article: Sexual Dimorphism of the Lateral Angle of the Petrous Bone in Children: Growth Patterns and the Influence of Cranial Width
Sexual Dimorphism of the Lateral Angle of the Petrous Bone in Children: Growth Patterns and the Influence of Cranial Width Open
Background: The lateral angle of the internal acoustic meatus of the petrous bone is a sexually dimorphic feature used for sex determination, particularly in fragmented or cremated remains. However, studies show conflicting results regardi…
View article: Sexual Dimorphism of the Lateral Angle of the Petrous Bone in Children: Growth Patterns and the Influence of Cranial Width
Sexual Dimorphism of the Lateral Angle of the Petrous Bone in Children: Growth Patterns and the Influence of Cranial Width Open
Background: The lateral angle of the internal acoustic meatus of the petrous bone is a sexually dimorphic feature used for sex determination, particularly in fragmented or cremated remains. However, studies show conflicting results regardi…
View article: Decreased femoral fracture load after cephalomedullary nail removal
Decreased femoral fracture load after cephalomedullary nail removal Open
Aims Spontaneous neck fractures are feared complications of cephalomedullary nail removal after successful healing of per- and subtrochanteric fractures. To date, the initial postoperative stability as well as the correct weightbearing reg…
View article: Odontoid process type II and III fracture fixation using bone allograft screws versus cannulated screws: a biomechanical study
Odontoid process type II and III fracture fixation using bone allograft screws versus cannulated screws: a biomechanical study Open
View article: Predicting strength of femora with metastatic lesions from single 2D radiographic projections using convolutional neural networks
Predicting strength of femora with metastatic lesions from single 2D radiographic projections using convolutional neural networks Open
CNNs, trained on a large dataset generated via FE models, predicted experimentally measured strength of femora with artificial metastatic lesions with accuracy comparable to 3D FE models. By eliminating the need for 3D imaging and reducing…
View article: Biomechanical Evaluation of a Novel V-Shaped A2 Pulley Reconstruction Technique Using a Free Palmaris Longus Tendon Graft Tenodesis
Biomechanical Evaluation of a Novel V-Shaped A2 Pulley Reconstruction Technique Using a Free Palmaris Longus Tendon Graft Tenodesis Open
Background: The aim of this biomechanical investigation was to evaluate a V-shaped three-point graft tenodesis technique using a free palmaris longus (PL) tendon for reconstructing traumatic A2 pulley lesions and to compare its biomechanic…
View article: The Vascular Anatomical Basis for a Well-Designed Reconstruction of the Ala Nasi by a Microsurgical Preauricular Flap Technique
The Vascular Anatomical Basis for a Well-Designed Reconstruction of the Ala Nasi by a Microsurgical Preauricular Flap Technique Open
Background: A microsurgical auricular flap represents a single-step technique for the reconstruction of full-thickness defects of the ala nasi. To achieve the best surgical outcomes, it is essential to have an exhaustive knowledge of the v…
View article: The degenerated glenohumeral joint
The degenerated glenohumeral joint Open
Aims This study aimed to define the histopathology of degenerated humeral head cartilage and synovial inflammation of the glenohumeral joint in patients with omarthrosis (OmA) and cuff tear arthropathy (CTA). Additionally, the potential of…
View article: Anterolateral and accessory anterolateral portals are safe to avoid subcutaneous nerve injury during subtalar arthroscopy—Definition of safe zones for standard lateral portals
Anterolateral and accessory anterolateral portals are safe to avoid subcutaneous nerve injury during subtalar arthroscopy—Definition of safe zones for standard lateral portals Open
Purpose Injury to the superficial peroneal nerve (SPN) or the sural nerve (SN) is a common complication in subtalar arthroscopy. The purpose of this anatomical study was to evaluate the distance to surrounding subcutaneous nerves in the vi…
View article: Minimal Detectable Bone Fracture Gaps in CT Images and Digital Three-Dimensional (3D) Radii Models
Minimal Detectable Bone Fracture Gaps in CT Images and Digital Three-Dimensional (3D) Radii Models Open
View article: Superior load‐to‐failure in an all‐suture anchor system for all‐inside meniscal repair compared to a PEEK‐cage anchor system in an experimental cadaveric test setting
Superior load‐to‐failure in an all‐suture anchor system for all‐inside meniscal repair compared to a PEEK‐cage anchor system in an experimental cadaveric test setting Open
Purpose The purpose of this study was to compare the biomechanical properties of a latest generation all‐suture anchor repair device (ASARD) for meniscal repair with that of a latest generation PEEK‐cage anchor repair device (PCARD) in an …
View article: Effect of hot water maceration, rehydration, and soft tissue presence on 3D geometry of bone
Effect of hot water maceration, rehydration, and soft tissue presence on 3D geometry of bone Open
Purpose In forensic medicine, maceration is often essential for examining bone surfaces, serving purposes such as identifying cut marks, making geometric measurements, and determining the victim’s age. While hot water maceration removes so…
View article: The mylohyoid line is highly variable but does not affect the microarchitecture of the edentulous alveolar bone – an anatomical micro-CT study
The mylohyoid line is highly variable but does not affect the microarchitecture of the edentulous alveolar bone – an anatomical micro-CT study Open
Objectives To evaluate in the absence of teeth the variability of the mylohyoid line (ML), the microarchitecture of the adjacent bone, and whether the variable prominence/width of the ML is associated with the quality of the adjacent bone.…
View article: Accuracy Analysis of 3D Bone Fracture Models: Effects of Computed Tomography (CT) Imaging and Image Segmentation
Accuracy Analysis of 3D Bone Fracture Models: Effects of Computed Tomography (CT) Imaging and Image Segmentation Open
The introduction of three-dimensional (3D) printed anatomical models has garnered interest in pre-operative planning, especially in orthopedic and trauma surgery. Identifying potential error sources and quantifying their effect on the mode…
View article: First standardized assessment of perforators and perforasomes of the occipital artery – An anatomical study
First standardized assessment of perforators and perforasomes of the occipital artery – An anatomical study Open
This study is the first comprehensive overview of perforators and associated perforasomes of the occipital artery on a respectable amount of specimen. The arterial supply of big portions of the occipital and nuchal area is provided solely …
View article: Dimensional accuracy and precision and surgeon perception of additively manufactured bone models: effect of manufacturing technology and part orientation
Dimensional accuracy and precision and surgeon perception of additively manufactured bone models: effect of manufacturing technology and part orientation Open
View article: Hotspots of facial artery perforators and perforasomes for easier flap guidance: An anatomical study
Hotspots of facial artery perforators and perforasomes for easier flap guidance: An anatomical study Open
This study provides evidence of two predominant locations of emergence of facial artery perforators. Additionally, the significant correlation between perforator size and its appendant perforasomes as well as their location with reference …
View article: The Evolution of Sinus Tarsi Syndrome—What Is the Underlying Pathology?—A Critical Review
The Evolution of Sinus Tarsi Syndrome—What Is the Underlying Pathology?—A Critical Review Open
Background and Objectives: Sinus tarsi syndrome (STS) is defined as pain located at the lateral opening of the tarsal sinus. The exact etiology of sinus tarsi syndrome is not completely understood. Some do not believe it to be a true patho…
View article: Peroneus tertius revisited: The morphological variability of the bifurcated peroneus tertius insertion – An anatomical study
Peroneus tertius revisited: The morphological variability of the bifurcated peroneus tertius insertion – An anatomical study Open
Our findings give a detailed overview of the morphological features the PTT can have, when attached with two tendons to the FMTB. Especially the varying relationship between those two insertions and varying point of the anterior insertion …
View article: Development of the prosencephalic structures, ganglionic eminence, basal ganglia and thalamus at 11 + 3 to 13 + 6 gestational weeks on 3D transvaginal ultrasound including normative data
Development of the prosencephalic structures, ganglionic eminence, basal ganglia and thalamus at 11 + 3 to 13 + 6 gestational weeks on 3D transvaginal ultrasound including normative data Open
View article: Step-by-Step Dissection of the Mediastinum: A Training Protocol
Step-by-Step Dissection of the Mediastinum: A Training Protocol Open
The understanding of mediastinal anatomy represents a real challenge because of the vital structures inside it and due to its complex relationships with surrounding anatomical regions. Human anatomical specimens are always used both for th…
View article: Feasibility of Osseous Landmarks for ACL Reconstruction—A Macroscopic Anatomical Study
Feasibility of Osseous Landmarks for ACL Reconstruction—A Macroscopic Anatomical Study Open
During knee arthroscopy, easy orientation is important, and possible landmarks include the lateral intercondylar ridge (LIR) and the lateral bifurcate ridge (LBR). The objective was to show the feasibility of the LIR and the LBR as landmar…
View article: The chemicals between us—First results of the cluster analyses on anatomy embalming procedures in the German‐speaking countries
The chemicals between us—First results of the cluster analyses on anatomy embalming procedures in the German‐speaking countries Open
Hands‐on courses utilizing preserved human tissues for educational training offer an important pathway to acquire basic anatomical knowledge. Owing to the reevaluation of formaldehyde limits by the European Commission, a joint approach was…
View article: Development of the Prosencephalic Structures, Ganglionic Eminence, Basal Ganglia and Thalamus at 11+3 to 13+6 Gestational Weeks on 3D Transvaginal Ultrasound Including Normative Data
Development of the Prosencephalic Structures, Ganglionic Eminence, Basal Ganglia and Thalamus at 11+3 to 13+6 Gestational Weeks on 3D Transvaginal Ultrasound Including Normative Data Open
Objectives: To show the development of ganglionic eminence, basal ganglia and thalamus/hypothalamus in week 11+3 to 13+6 by transvaginal 3D ultrasound. Methods: To visualize the prosencephalic structures surrounding the 3rd ventricle, 285 …
View article: A suture anchor-based repair technique for type IV jersey finger injuries: a biomechanical investigation
A suture anchor-based repair technique for type IV jersey finger injuries: a biomechanical investigation Open
View article: Patient-Specific Guides for Accurate and Precise Positioning of Osseointegrated Implants in Transfemoral Amputations: A Proof-of-Concept In Vitro Study
Patient-Specific Guides for Accurate and Precise Positioning of Osseointegrated Implants in Transfemoral Amputations: A Proof-of-Concept In Vitro Study Open
Background and Objectives: The treatment of transfemoral amputees using osseointegrated implants for prosthetic anchorage requires accurate implant positioning when using threaded bone-anchoring implants due to the curvature of the femur a…