1
Franz Sutter, Fritz Straumann, Joram Raveh: Device comprising an implant and screws for fastening said implant to a bone, and a device for connecting two separated pieces of bone. Synthes, Davis Hoxie Faithfull & Hapgood, November 27, 1984: US04484570 (669 worldwide citation)

A plate is provided with clearance holes and fastening screws. Each screw is provided in the region of its head with a clamping part subdivided into tongues by means of slots and provided with an internal opening bounded by a conical surface. To each screw belongs an expander having a conical outer ...


2
Franz Sutter, Fritz Straumann: Device comprising a plate and screws for fastening a plate to a bone. Institut Straumann, Michael J Striker, June 21, 1983: US04388921 (353 worldwide citation)

A plate bearing against a bone has a number of clearance holes with sleeves. Openings provided in the sleeves include each a section diverging away from the bone and bounded by a conical surface. The sleeves are subdivided into tongues by means of slots cut into the free face of the collar. A screw ...


3
Stephan N Perren, Fritz Straumann, Franz Sutter, Slobodan Tepic: Point contact bone compression plate. Synthes, Davis Hoxie Faithfull & Hapgood, October 1, 1991: US05053036 (285 worldwide citation)

A bone plate for use in osteosynthesis having a plurality of contact elements extending from its lower surface so that contact between plate and bone is reduced to the minimum contact needed during attachment of the plate to a bone.


4
Slobodan Tepic, Stephen Perren, Fritz Straumann, Franz Sutter: Point contact bone compression plate. Synthes, Davis Hoxie Faithfull & Hapgood, September 29, 1992: US05151103 (231 worldwide citation)

A bone plate for use in osteosynthesis having a plurality of contact elements extending from its lower surface so that contact between plate and bone is reduced to the minimum contact needed during attachment of the plate to a bone.


5
Franz Sutter, Fritz Straumann: Universal joint prosthesis with cap. Institut Straumann, McGlew and Tuttle, May 11, 1982: US04328593 (126 worldwide citation)

A prosthesis for forming the spherical part of a hip joint with a calotte-shaped cap is disclosed. The inner surface of the prosthesis is provided with grooves and ribs which are evenly distributed over the circumference of the inner surface and extend along planes which, in turn, extend through the ...


6
Fritz Straumann, Franz Sutter: Implant for an artificial tooth. Institut Straumann, McGlew and Tuttle, January 1, 1980: US04180910 (59 worldwide citation)

An implant for fixing an artificial replacement tooth to a jaw bone comprises a post for firmly holding the replacement tooth and at least two hollow cylindrical bodies. The bodies have mutually parallel axes, are rigidly connected to the post and open at one axial end. The cylindrical wall of each ...


7
Franz Sutter, Fritz Straumann: Universal joint prosthesis with cap. Institut Straumann, McGlew and Tuttle, June 1, 1982: US04332036 (47 worldwide citation)

A prosthesis for forming the spherical part of a hip joint with a calotte-shaped cap is disclosed. The inner surface of the prosthesis is provided with grooves and ribs which are evenly distributed over the circumference of the inner surface and extend along planes which, in turn, extend through the ...


8
Fritz Straumann: Method of manufacturing a bearing part. Institut Dr Ing Reinhard Straumann, McGlew and Tuttle, September 19, 1978: US04115156 (13 worldwide citation)

A bearing part comprises an age hardened cobalt alloy having a bearing surface exposed to bearing friction provided with a boride covering layer. The bearing part is manufactured by forming a ductile age hardening alloy of cobalt and ageing it by heat treatment and meanwhile depositing a layer of bo ...


9
Fritz Straumann, Franz Sutter: Oil burner for low heating capacities. Jordan and Hamburg, July 6, 1982: US04338076 (4 worldwide citation)

An oil burner comprises an oil conveying device, an air blower and a burner head, the burner head including a substantially cylindrical burner tube having an outlet orifice at one end, the burner tube tapering towards the orifice, a burner nozzle situated in the burner tube and having a plurality of ...