Results 31 to 40 of about 52,719 (329)
Abstract Combined medial unicompartmental knee arthroplasty and revision anterior cruciate ligament reconstruction with an Achilles tendon allograft offers a promising solution for young, active patients with isolated medial compartment osteoarthritis and a failed prior anterior cruciate ligament reconstruction.
Ryan J. Froom +6 more
wiley +1 more source
The 3Dcontact finite element model of the input spiral bevel gear pair of vertical mill reducer is built,the flexible-body dynamics simulation analysis of bevel gear pair is carried out by using the LS-DYNA software,and the transient contact force is ...
张明
doaj
Hybrid geared traction transmissions [PDF]
The basic configuration of geared traction drives, geometric and structural factors to be considered in their construction, and current work on hybrid helicopter transmissions rated at 500 and 3000 hp are ...
Nasvytis, A. L., White, G.
core +1 more source
ABSTRACT Background To evaluate the efficacy and long‐term clinical outcomes of the one‐stage procedure for covering isolated deep gingival recessions (GRs) in the mandibular anterior region employing a laterally positioned flap (LPF) with a connective tissue graft (CTG), with a retrospective case series.
Lucrezia Parma‐Benfenati +1 more
wiley +1 more source
Study on the Meshing Characteristic of Quadruple-arc Spiral Bevel Gear
The quadruple-arc spiral bevel gear is a new type of spiral bevel gear which is obtained by apply the quadruple-arc tooth on the bevel gear. The meshing points of quadruple-arc spiral bevel gear are increased compare with double-arc spiral bevel gear,and
Ren Zhongyi +3 more
doaj
Power control for hot gas engines [PDF]
A hot gas engine in which the expander piston of the engine is connected to an expander crankshaft. A displacer piston of the engine is connected to a separate displacer crankshaft which may or may not be coaxial with the expander crankshaft.
Macglashan, W. F.
core +1 more source
Treatments of unesthetic amalgam tattoo: A literature review and a case report
Abstract Background An amalgam tattoo is an iatrogenic lesion that can lead to esthetic concerns. This paper presents a literature review aimed at exploring treatment options available to clinicians for addressing this unesthetic issue. Methods The initial search identified 209 potentially relevant publications.
Lucrezia Parma‐Benfenati +3 more
wiley +1 more source
For the practical engineering problems,the dynamic transmission error measurement of a two-stage cylindrical gear-bevel gear high-speed transmission system with a straight bevel gear pair and a zero degree spiral bevel gear pair is carried out based on ...
Liu Yang, Tang Jinyuan, Bai Fan
doaj
Apparatus for forming drive belts [PDF]
An apparatus for manufacturing belts, such as seamless belts, is provided, the apparatus has relatively movable rollers that are mounted in an oven. A belt blank, for example, of a thin polyester film, is rotated on the rollers as heat is applied.
Topits, A., Jr.
core +1 more source
Abstract Purpose Crown preparation is a fundamental procedure in restorative dentistry. This study aimed to evaluate quantitative and color‐coded assessment of tooth reduction using various 3D‐printed tooth reduction guides in comparison to conventional guiding methods during crown preparation.
Yuwon Jeong +5 more
wiley +1 more source

