# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=148

[Latest](https://discourse.slicer.org/latest.md) · [Categories](https://discourse.slicer.org/categories.md) · [Tags](https://discourse.slicer.org/tags.md)

**Page:** 149

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## [I want to use SLICER and ultrasound to guide the puncture, while fusing the ultrasound image with the CT image in real time](https://discourse.slicer.org/t/i-want-to-use-slicer-and-ultrasound-to-guide-the-puncture-while-fusing-the-ultrasound-image-with-the-ct-image-in-real-time/30965)

<div class="topic-metadata">

**Author:** [@HongtaoZhang](https://discourse.slicer.org/u/HongtaoZhang)\
**Replies:** 2\
**Last updated:** [August 4, 2023, 12:51pm UTC](https://discourse.slicer.org/t/i-want-to-use-slicer-and-ultrasound-to-guide-the-puncture-while-fusing-the-ultrasound-image-with-the-ct-image-in-real-time/30965 "2023-08-04T12:51:57Z")

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I want to use SLICER and ultrasound to guide the puncture, while fusing the ultrasound image with the CT image in real time.

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## [Issue with downloading 3d slicer preview release 5.3.0](https://discourse.slicer.org/t/issue-with-downloading-3d-slicer-preview-release-5-3-0/30930)

<div class="topic-metadata">

**Author:** [@KSL](https://discourse.slicer.org/u/KSL)\
**Replies:** 2\
**Last updated:** [August 4, 2023, 11:12am UTC](https://discourse.slicer.org/t/issue-with-downloading-3d-slicer-preview-release-5-3-0/30930 "2023-08-04T11:12:30Z")

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Hello, I have issue with downloading the preview release of 3d slicer 5.3.0. I am using windows 11. When my downloading is about to complete, at that very instant, my computer shows that it detects virus and my download …

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## [Pytorch extension installation](https://discourse.slicer.org/t/pytorch-extension-installation/30929)

<div class="topic-metadata">

**Author:** [@KSL](https://discourse.slicer.org/u/KSL)\
**Replies:** 6\
**Last updated:** [August 4, 2023, 10:39am UTC](https://discourse.slicer.org/t/pytorch-extension-installation/30929 "2023-08-04T10:39:02Z")

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Hello, I’ve been using total segmentator in Slicer 5.2.2 for quite sometime. Because of hardware issues, I detete slicer. When I reinstall slicer 5.2.2 and try to run total segmentator,I receive the message “PyTorch 1.8.…

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## [3D Connexion space mouse](https://discourse.slicer.org/t/3d-connexion-space-mouse/4077)

<div class="topic-metadata">

**Author:** [@opetne](https://discourse.slicer.org/u/opetne)\
**Replies:** 9\
**Last updated:** [August 4, 2023, 9:07am UTC](https://discourse.slicer.org/t/3d-connexion-space-mouse/4077 "2023-08-04T09:07:48Z")

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I tried to search for a solution but without a success. How can I connect and use the Connexion 3D space mouse with the 3D Slicer? Ors

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## [Registration request for 3D objects](https://discourse.slicer.org/t/registration-request-for-3d-objects/26190)

<div class="topic-metadata">

**Author:** [@Chm](https://discourse.slicer.org/u/Chm)\
**Replies:** 10\
**Last updated:** [August 4, 2023, 8:56am UTC](https://discourse.slicer.org/t/registration-request-for-3d-objects/26190 "2023-08-04T08:56:23Z")

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Dear all, I would like to ask if there is any fully automatic registration tool for 3D objects registration. Thanks in advance

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## [3D mandible and bone specification](https://discourse.slicer.org/t/3d-mandible-and-bone-specification/30969)

<div class="topic-metadata">

**Author:** [@Talei\_Al-Matrafi](https://discourse.slicer.org/u/Talei_Al-Matrafi)\
**Replies:** 0\
**Last updated:** [August 4, 2023, 7:35am UTC](https://discourse.slicer.org/t/3d-mandible-and-bone-specification/30969 "2023-08-04T07:35:00Z")

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Hi, I’d want to convert the 3D mandible model to an STL file, as well as the accompanying data: 1: Geometry definition 2: Bone specification (cortical and cancellous). How am I going to do that?

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## [Python codes for open curve and dynamic modeller](https://discourse.slicer.org/t/python-codes-for-open-curve-and-dynamic-modeller/30967)

<div class="topic-metadata">

**Author:** [@Ylim](https://discourse.slicer.org/u/Ylim)\
**Replies:** 0\
**Last updated:** [August 4, 2023, 6:54am UTC](https://discourse.slicer.org/t/python-codes-for-open-curve-and-dynamic-modeller/30967 "2023-08-04T06:54:39Z")

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Request for sample python codes for open curve and dynamical modeller New at python and slicer. RE open curve, would like to be able script the (a)options to snap at stl, (b) enable length measurement and (c) resample …

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## [Some menu items not being sorted alphabetically?](https://discourse.slicer.org/t/some-menu-items-not-being-sorted-alphabetically/30956)

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**Author:** [@jhlegarreta](https://discourse.slicer.org/u/jhlegarreta)\
**Replies:** 2\
**Last updated:** [August 3, 2023, 9:50pm UTC](https://discourse.slicer.org/t/some-menu-items-not-being-sorted-alphabetically/30956 "2023-08-03T21:50:37Z")

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Hi, wondering why in some menus the items are not sorted alphabetically: e.g. or Thanks

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## [Loading FreeSurfer aseg label map](https://discourse.slicer.org/t/loading-freesurfer-aseg-label-map/1964)

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**Author:** [@Vinny](https://discourse.slicer.org/u/Vinny)\
**Replies:** 4\
**Last updated:** [August 3, 2023, 4:59pm UTC](https://discourse.slicer.org/t/loading-freesurfer-aseg-label-map/1964 "2023-08-03T16:59:46Z")

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Hi, I’ve been following Dr. Pujol’s tutorial on 3d visualization of FreeSurfer data. I am using Slicer version 4.9.0 whereas the tutorial is based on Slicer version 3.4. However, the names of the label do not appear i…

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## [Importing FSL FLIRT transformation matrices?](https://discourse.slicer.org/t/importing-fsl-flirt-transformation-matrices/30819)

<div class="topic-metadata">

**Author:** [@mikebind](https://discourse.slicer.org/u/mikebind)\
**Replies:** 8\
**Last updated:** [August 3, 2023, 2:10pm UTC](https://discourse.slicer.org/t/importing-fsl-flirt-transformation-matrices/30819 "2023-08-03T14:10:09Z")

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I have a colleague who uses FSL (https://fsl.fmrib.ox.ac.uk/fsl/fslwiki) for processing fMRI imaging. One of the outputs generated using their registration tool (called FLIRT) is a 4x4 affine transformation matrix repres…

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## [Automatically split segmentation islands connected by a narrow path](https://discourse.slicer.org/t/automatically-split-segmentation-islands-connected-by-a-narrow-path/30938)

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**Author:** [@nasibov\_98](https://discourse.slicer.org/u/nasibov_98)\
**Replies:** 4\
**Last updated:** [August 3, 2023, 1:20pm UTC](https://discourse.slicer.org/t/automatically-split-segmentation-islands-connected-by-a-narrow-path/30938 "2023-08-03T13:20:49Z")

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Hi there, I have a simple question. I am using the segment islands tool to separate tumours that are not touching each other into unique segments. How do I separate tumours that are touching each other i.e. have narro…

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## [Grow from seeds - background problem](https://discourse.slicer.org/t/grow-from-seeds-background-problem/30953)

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**Author:** [@Kajper](https://discourse.slicer.org/u/Kajper)\
**Replies:** 0\
**Last updated:** [August 3, 2023, 10:41am UTC](https://discourse.slicer.org/t/grow-from-seeds-background-problem/30953 "2023-08-03T10:41:13Z")

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Hi, Is it possible to make the “background” segment overlap and “seed” segment overite all segments in the same time? I wanna use this tool for eraser some structures form my segmentation. “Seed” would overwrite my mai…

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## [3D Slicer compilation under ARMv8 aarch64 (SoC RK3399)](https://discourse.slicer.org/t/3d-slicer-compilation-under-armv8-aarch64-soc-rk3399/30586)

<div class="topic-metadata">

**Author:** [@Mik](https://discourse.slicer.org/u/Mik)\
**Replies:** 5\
**Last updated:** [August 3, 2023, 10:38am UTC](https://discourse.slicer.org/t/3d-slicer-compilation-under-armv8-aarch64-soc-rk3399/30586 "2023-08-03T10:38:37Z")

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Have anyone tried to compile 3D Slicer from scratch under the aarch64 architecture? I have a RockPro64 board from Pine64 vendor with a RK3399 chip. Linux distribution is the same as for x86\_64 machine. I’m trying to com…

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## [Getting access to markups in my module](https://discourse.slicer.org/t/getting-access-to-markups-in-my-module/30942)

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**Author:** [@Makarena-211](https://discourse.slicer.org/u/Makarena-211)\
**Replies:** 0\
**Last updated:** [August 2, 2023, 8:26pm UTC](https://discourse.slicer.org/t/getting-access-to-markups-in-my-module/30942 "2023-08-02T20:26:30Z")

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Hi, I stucked with writing a code of my segmetation module using SAM. How can I get coords of markups in red viewport? I’ll leave my code below…Please help me :face\_holding\_back\_tears: :face\_holding\_back\_tears: …

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## [What does the B-spline transformation mean in Elastix?](https://discourse.slicer.org/t/what-does-the-b-spline-transformation-mean-in-elastix/30935)

<div class="topic-metadata">

**Author:** [@Drake](https://discourse.slicer.org/u/Drake)\
**Replies:** 5\
**Last updated:** [August 3, 2023, 4:35am UTC](https://discourse.slicer.org/t/what-does-the-b-spline-transformation-mean-in-elastix/30935 "2023-08-03T04:35:56Z")

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Hello, I registered the MRI and the CT of the same subject using Elastix module. (MRI is the reference image and CT is movable image. ） The result contains B-spline transform: And it seems the B-spline transformation…

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## [Ipywidgets and SlicerJupyter](https://discourse.slicer.org/t/ipywidgets-and-slicerjupyter/11913)

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**Author:** [@Vinny](https://discourse.slicer.org/u/Vinny)\
**Replies:** 2\
**Last updated:** [August 3, 2023, 3:36am UTC](https://discourse.slicer.org/t/ipywidgets-and-slicerjupyter/11913 "2023-08-03T03:36:40Z")

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Hi, I downloaded the tutorial sets for SlicerJupyter and noticed that the interactive widgets were not showing up. I had to enable them using: jupyter nbextension enable --py widgetsnbextension I want to make sure th…

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## [Cirrus HD Oct 4000 will not show image or print, but will do both to older images](https://discourse.slicer.org/t/cirrus-hd-oct-4000-will-not-show-image-or-print-but-will-do-both-to-older-images/30945)

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**Author:** [@ispy](https://discourse.slicer.org/u/ispy)\
**Replies:** 0\
**Last updated:** [August 3, 2023, 3:30am UTC](https://discourse.slicer.org/t/cirrus-hd-oct-4000-will-not-show-image-or-print-but-will-do-both-to-older-images/30945 "2023-08-03T03:30:46Z")

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Operating system: Slicer version: Expected behavior: Actual behavior:

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## [.nrrd files with 4 dimensions are incompatible for processing in other software](https://discourse.slicer.org/t/nrrd-files-with-4-dimensions-are-incompatible-for-processing-in-other-software/30919)

<div class="topic-metadata">

**Author:** [@debadrita\_jana](https://discourse.slicer.org/u/debadrita_jana)\
**Replies:** 4\
**Last updated:** [August 2, 2023, 7:31pm UTC](https://discourse.slicer.org/t/nrrd-files-with-4-dimensions-are-incompatible-for-processing-in-other-software/30919 "2023-08-02T19:31:09Z")

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Hello everyone! I use Slicer to process MicroCT scans of fossils of marine microorganisms- so my objectives are probably somewhat different than several of my fellow users. I faced a n issue with my data processing work…

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## [About Hotkeys for painting & easing](https://discourse.slicer.org/t/about-hotkeys-for-painting-easing/30936)

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**Author:** [@ehdrmfdl3648](https://discourse.slicer.org/u/ehdrmfdl3648)\
**Replies:** 1\
**Last updated:** [August 2, 2023, 2:47pm UTC](https://discourse.slicer.org/t/about-hotkeys-for-painting-easing/30936 "2023-08-02T14:47:57Z")

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Good morning. I am a new student to 3D sclicer. I am using 3D sclicer for masking, I am looking for hotkeys to change the painting and erasing modes. It is very difficult to change the mode by pressing the mouse ever…

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## [Actual data content of slicer.kitware.com-midas3-archive](https://discourse.slicer.org/t/actual-data-content-of-slicer-kitware-com-midas3-archive/30921)

<div class="topic-metadata">

**Author:** [@jhlegarreta](https://discourse.slicer.org/u/jhlegarreta)\
**Replies:** 2\
**Last updated:** [August 2, 2023, 2:37pm UTC](https://discourse.slicer.org/t/actual-data-content-of-slicer-kitware-com-midas3-archive/30921 "2023-08-02T14:37:15Z")

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Hi, does anybody know where do the actual files dwell for these hash codes? GitHub - Slicer/slicer.kitware.com-midas3-archive: This project is a snapshot of the data historically served from slicer.kitware.com/midas3 H…

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## [Running MONAILabel in the cloud](https://discourse.slicer.org/t/running-monailabel-in-the-cloud/30907)

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**Author:** [@Celina\_Hallal](https://discourse.slicer.org/u/Celina_Hallal)\
**Replies:** 2\
**Last updated:** [August 2, 2023, 1:45pm UTC](https://discourse.slicer.org/t/running-monailabel-in-the-cloud/30907 "2023-08-02T13:45:26Z")

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I’ve been using NVIDIA Clara AI model to segment liver and liver tumors in my local machine without trouble until very recently (An 8GB M1 Mac). I do it mostly for surgical planning, and is the best way I found until no…

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## [SSL error when Lung CT segmenter is trying to instal light-the-torch](https://discourse.slicer.org/t/ssl-error-when-lung-ct-segmenter-is-trying-to-instal-light-the-torch/28774)

<div class="topic-metadata">

**Author:** [@wangjianmerci](https://discourse.slicer.org/u/wangjianmerci)\
**Replies:** 10\
**Last updated:** [August 2, 2023, 8:54am UTC](https://discourse.slicer.org/t/ssl-error-when-lung-ct-segmenter-is-trying-to-instal-light-the-torch/28774 "2023-08-02T08:54:45Z")

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Operating system:Windows Slicer version:5.2.2 Hardware：R7-5800H+32G+3060laptop（6G） When I want use AI Lung lobe segmenter in 3dslicer 5.2.2, it asked to install light-the-torch. But error . \[Qt\] ctkSliderWidge…

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## [Dynamic modeler plane cut type affecting number of points in output models](https://discourse.slicer.org/t/dynamic-modeler-plane-cut-type-affecting-number-of-points-in-output-models/30915)

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**Author:** [@Jeff\_Zeyl](https://discourse.slicer.org/u/Jeff_Zeyl)\
**Replies:** 2\
**Last updated:** [August 2, 2023, 4:17am UTC](https://discourse.slicer.org/t/dynamic-modeler-plane-cut-type-affecting-number-of-points-in-output-models/30915 "2023-08-02T04:17:57Z")

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In the plane cut option in Dynamic Modeler module, I found that if two models are chosen in the output nodes simultaneously, the number of points is identical between the two output models when inspected (Slicer 5.2.2 on…

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## [Segment registration on cropped volumes](https://discourse.slicer.org/t/segment-registration-on-cropped-volumes/30910)

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**Author:** [@Malika](https://discourse.slicer.org/u/Malika)\
**Replies:** 0\
**Last updated:** [August 1, 2023, 3:27pm UTC](https://discourse.slicer.org/t/segment-registration-on-cropped-volumes/30910 "2023-08-01T15:27:41Z")

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Hi, I’m trying to register two volumes by segments with the help of Segment Registration. A fixed volume and the corresponding segmentation mask have more segments compared to a moving volume (19 vs 8). An issue arises w…

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## [The reason why GenParaMesh is not working properly is unclear](https://discourse.slicer.org/t/the-reason-why-genparamesh-is-not-working-properly-is-unclear/30912)

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**Author:** [@peco0912](https://discourse.slicer.org/u/peco0912)\
**Replies:** 0\
**Last updated:** [August 1, 2023, 3:27pm UTC](https://discourse.slicer.org/t/the-reason-why-genparamesh-is-not-working-properly-is-unclear/30912 "2023-08-01T15:27:49Z")

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Operating system: Windows11 Slicer version: Slicer 5.2.2 Expected behavior: "I want to explore the differences in the morphology between groups using the Shape Variation Analyzer. To achieve this, I want to generate s…

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## [Need help for a basic coding to make extension](https://discourse.slicer.org/t/need-help-for-a-basic-coding-to-make-extension/30844)

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**Author:** [@telomere](https://discourse.slicer.org/u/telomere)\
**Replies:** 5\
**Last updated:** [August 1, 2023, 12:18pm UTC](https://discourse.slicer.org/t/need-help-for-a-basic-coding-to-make-extension/30844 "2023-08-01T12:18:49Z")

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Hi, I’m using 3d slicer for repeated works so I want to make my own menu to do it faster. I have only a basic knowledge of a python language and don’t understand the structure of 3d slicer. I’m trying to learn through …

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## [Multi direction rotation lock](https://discourse.slicer.org/t/multi-direction-rotation-lock/30883)

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**Author:** [@mohammed\_alshakhas](https://discourse.slicer.org/u/mohammed_alshakhas)\
**Replies:** 2\
**Last updated:** [August 1, 2023, 11:17am UTC](https://discourse.slicer.org/t/multi-direction-rotation-lock/30883 "2023-08-01T11:17:23Z")

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It would be a nice addition to have a lock optional in any vector ( sagittal, coronal, axial ) the available one is coronal only.

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## [I want to use the software to do superimposition of CBCT files. but when I insert my CBCT in nrrd format, it apear only black and white black not the whole image. as in the picture i attached. what should I do?](https://discourse.slicer.org/t/i-want-to-use-the-software-to-do-superimposition-of-cbct-files-but-when-i-insert-my-cbct-in-nrrd-format-it-apear-only-black-and-white-black-not-the-whole-image-as-in-the-picture-i-attached-what-should-i-do/30305)

<div class="topic-metadata">

**Author:** [@YOU\_DDS](https://discourse.slicer.org/u/YOU_DDS)\
**Replies:** 2\
**Last updated:** [August 1, 2023, 12:40am UTC](https://discourse.slicer.org/t/i-want-to-use-the-software-to-do-superimposition-of-cbct-files-but-when-i-insert-my-cbct-in-nrrd-format-it-apear-only-black-and-white-black-not-the-whole-image-as-in-the-picture-i-attached-what-should-i-do/30305 "2023-08-01T00:40:08Z")

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Operating system: Slicer version: Expected behavior:

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## [Size calibration?](https://discourse.slicer.org/t/size-calibration/30752)

<div class="topic-metadata">

**Author:** [@telomere](https://discourse.slicer.org/u/telomere)\
**Replies:** 3\
**Last updated:** [July 31, 2023, 5:23pm UTC](https://discourse.slicer.org/t/size-calibration/30752 "2023-07-31T17:23:41Z")

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Hi. I made some models in blender and imported in 3d slicer. But the size of the models was a bit smaller than that in blender. I made a cylinder model in blender with the height of 8mm but it was about 6mm in slicer. …

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## [I am trying to copy all the metadata/header information from one image to another.](https://discourse.slicer.org/t/i-am-trying-to-copy-all-the-metadata-header-information-from-one-image-to-another/30887)

<div class="topic-metadata">

**Author:** [@Cristobal\_Rodero](https://discourse.slicer.org/u/Cristobal_Rodero)\
**Replies:** 1\
**Last updated:** [July 31, 2023, 2:24pm UTC](https://discourse.slicer.org/t/i-am-trying-to-copy-all-the-metadata-header-information-from-one-image-to-another/30887 "2023-07-31T14:24:08Z")

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I have a segmentation (original\_image) that when I overlap it with the MRI image it comes from it overlaps as expected (comparing it in 3D Slicer, for instance). I perform some operations on Seg3D (or any other software …

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