3D Systems Geomagic Design X is purpose-built for converting 3D scan data into high-quality feature-based CAD models. It does what no other software can with its combination of automatic and guided solid model extraction, accurate exact surface fitting to organic 3D scans, mesh editing, and point cloud processing. Now, you can scan virtually anything and create manufacturing-ready designs.
3D Systems Geomagic Design X 2019.0.1 [x64] Crack 1.76 GB
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Seamlessly add 3D scanning into your normal design process so you can do more and work faster. Geomagic Design X complements your entire design ecosystem with native output to SOLIDWORKS, Siemens NX, Solid Edge, Autodesk Inventor, PTC Creo, and Pro/ENGINEER using the patented LiveTransfer technology. This enables a very rapid transition of your scanned model into the mainstream CAD environment you use.
(A,B) The upper portion of the cutting guide is designed like a dental splint. The lower portion of the guide is designed to indicate the cutting lines and the trajectory of the cutting plane. Eight screw-hole drilling guides (black arrows) are designed on both sides of the osteotomy cutting lines to provide stable bony reference landmarks. (C) After the osteotomy is completed, a pair of the repositioning guides are installed. The upper portion of each guide is attached to the distal mandible using the original two screw holes (SH-1 and SH-2 on the right side; SH-5 and SH-6 on the left side). The lower portion of each guide includes two repositioning screw holes in their planned final positions (SH-3 and SH-4 on the right side; SH-7 and SH-8 on the left side). (D) The new location of the screw holes on the repositioning guide will automatically bring the chin segment into its planned final position as the screws are placed into the appropriate screw holes. (Chin segments are marked in teal; SH: screw hole).
Dr. Xudong Wang was the project leader, who came up with the idea and overall concept on how the project should be performed. Dr. Wang also performed the surgeries. Dr. Biao Li, Dr. Hongpu Wei and Dr. James Xia designed the project, completed the evaluation, performed the statistics, and drafted the manuscript. Dr. Biao LI and Miss. Feini Zeng designed the surgical guides. Dr. Jianfu Li and Dr. James Xia developed the custom program for Tait-Bryan angle (pitch, roll and yaw) calculation.
The three files in STL format were analyzed with Geomagic Design X software (Geomagic Design X- version 2019.0.2). A digital planning of the miniscrews' position (blue); B scanning of the 3D model with scan bodies for the design and fitting of the orthodontic device (green); C post-insertion digital impression with scan bodies (yellow)
The EinScan-Pro is your best choice for capturing real world data to convert into a digital 3D model. It can be used for consumer and commercial applications in manufacturing, engineering, design, development, testing, artwork archival, animation and even human form acquisition. The EinScan-Pro 3D scanner allows you to use physical objects to better conceptualize an idea or create a starting point for modeling in CAD (Computer Aided Design).
Traditional surgical planning includes cephalometric analysis and operation simulation by cephalometric tracings and plaster model surgery [5]. There are inevitably deviations in the steps of dental cast making, face bow transferring, model surgery and so on, and the prediction of postoperative facial appearance is not intuitive enough [6,7,8]. With the development of digital imaging, computer-aided design and manufacturing (CAD/CAM) and three-dimensional (3D) printing technology, preoperative virtual surgical planning (VSP), 3D printing of surgical splints and evaluation of the surgery can all be achieved by computer software [9, 10]. Compared with the traditional method, 3D printing is more accurate, repeatable and time-saving [11]. Geert Van Hemelen et al. [12] found the accuracy of 3D virtual planning in hard tissue prediction was equivalent to traditional two-dimensional planning, which is better in soft tissue prediction. Zhang Nan et al. [13] and Jung-Hoon Kim et al. [14] found VSP accurate by the comparison of planned and actual results. Ngoc Hieu Tran et al. [15] found accurate outcome of 3D planning applied in skeletal class III cases with SFA.
The inclusion criteria included: 1) adults; 2) acquired VSP before surgery (T0), which was a total digital workflow including intraoral dental scanning, cone-beam computed tomography (CBCT) scanning, 3D reconstruction, surgical simulation, design of digital surgical splints and 3D printing of the splints; 3) CBCT data acquired one week after surgery (T1) was available; 4) segmental osteotomy in combination with bimaxillary orthognathic surgery with SFA.
The preoperative CBCT data in Digital Imaging and Communications in Medicine (DICOM) format was imported into ProPlan CMF 3.0 (Materialise Corporation, Belgium) for 3D reconstruction, and the dentition was replaced by the intraoral dental scanning through superimposition. The 3D model was segmented and the segments were repositioned, setting up the new occlusion as a simulation of surgery. Then the digital surgical splints were designed and 3D printed. The median splint was for the guidance the repositioning of segmented maxilla and the final splint would decide the final position of the mandible. Surgery involved segmental LeFort I osteotomy, bilateral sagittal split ramus osteotomy (BSSRO), mandibular anterior subapical osteotomy and genioplasty. Maxillary and mandibular rigid internal fixation was performed using titanium plates and screws. Skeletal anchorage was also placed for postoperative elastic traction.
H G contributed to the design of the work. X Y prepared the manuscript and contributed to the acquisition and analysis of data. K T, K Z and X M contributed to the virtual surgical planning and the orthognathic surgery. All authors read and approved the final manuscript.
The main purpose of this paper is to obtain an accurate 3D geometric model of the Rosa roxburghii fruit without thorns which will facilitate the subsequent finite element simulation of the mechanical properties and the design of related mechanical processing equipment. The rest of this paper is arranged as follows: in Section 2, the measurement system, point cloud registration, segmentation algorithm, and 3D reconstruction algorithm are described in detail. In Section 3, the results of point cloud segmentation, simplification, and reconstruction are discussed in detail, and the 3D reconstruction method is verified. Section 4 summarizes this paper.
As is shown in Table 3, as the Octree depth value increases, the NMV, NMF, and T all increase, and the REV first decreases and then increases. When the Octree depth value is 10, the NMV, NMF, and T all increase, but the REV at this time is still 1.76%. When the Octree depth value is 7, the REV of the reconstruction model is the smallest. Therefore, the Octree depth value of the screened Poisson reconstruction algorithm is selected as 7.
The experiment was administered by a dedicated C++ code. Using the haptic devices, we applied a velocity-dependent kinesthetic and tactile stimulation in the lateral direction (x-axis) that was perpendicular to the desired frontal movement direction (y-axis, away from the body) (Fig. 1b). The force-field, designated from now as load force (LF), was applied by the Phantom haptic device such that:
In the current experimental setup, there is an inherent skin deformation in the contact area of the skin with the skin-stretch device, caused by the force that is applied by the kinesthetic haptic device (Fig. 1c). In two of the groups, in addition to this natural stretch of the skin we added artificial skin-stretch, and thus, the different conditions in our study were: (1) additional tactile stimulation in the same direction as the natural stretch, (2) additional tactile stimulation that is opposite to the natural stretch, and (3) without additional tactile stimulation. The current design of our device does not allow for measuring the magnitude of the natural stretch, nor does it allow for measuring the actual extent of the artificial stretch (compared to partial slips of the tactor relative to the skin). Therefore, here we examined the general effect of augmenting the tactile information with a skin-stretch device on force-field adaptation, and determined qualitative differences across directions of stimulation. In future studies, it would be interesting to design a device that can measure the amount of actual skin-stretch, such as the device in [53, 54], and develop a detailed model for the effect of stretch as well as slip signals on force-field adaptation.
CA and IN developed the skin-stretch device according to the needs of the study and designed the experimental protocol and hypotheses. CA performed the experiments and analyzed the data, CA and IN interpreted the results, CA wrote the first draft of the paper, CA and IN edited the paper and approved the final version.
Mechanical interaction behavior between human body and mattress is one of the crucial physical factors affecting the sleep comfort and quality. This paper proposes a novel method for sleep (dis)comfort level assessment in a supine posture without interfering with sleep in an attempt to improve mattress design. Three-dimensional (3D) back surface model is constructed by scanning human body in an upright standing position. Based on the mechanical property of mattress and body pressure distribution measured by Tactilus system, finite element (FE) models are established to numerically calculate mattress upper surface indentation. Finally, Pearson correlation coefficient similarity measure is used to evaluate sleep (dis)comfort by compared back surface with mattress upper surface indentation. The experimental process is validated with two distinct types of mattress, namely palm fiber mattress and latex foam/palm fiber mattress. Results show that all the participants feel more comfortable when lying on latex foam/palm fiber mattress, which are in excellent agreement with the results obtained by body pressure distribution and spinal alignment.
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