Interested in CAD models of the human skeleton for your device development applications? There are a range of models. Here are five, which span a variety of price points.

1. In terms of free skeletons, here is an example one that is available on the 3-D CAD model site TF3DM. The image below is an example of an un-rigged skeleton model available on the site. At the time of writing, the model had been downloaded 23335 times. Rigged models suitable for applications requiring animation are also available.

2. The TF3DM website also has a free skeleton model that has basic organ anatomy. This model also offers a variety of textures.

3. This example of a free CAD model of the skeleton, available for download on www.3dmodel777.com features an impressive amount of detail.

4. This model was created to serve as a design and engineering reference. The detailed model is poseable and is can be imported in various CAD applications.

5. If accuracy and anatomical correctness are high priorities, CAD Human has developed a model that is ready for posing in Solidworks. With a price tag of $4999, it includes all separate skull bones and shows pivot joints throughout the body.