Company Filing History:
11 out of 26 
1 out of 1 
1 out of 1 Years Active: 2002-2021
Title: Sten Drennow: Innovator in Medical Dispensing Technology
Introduction
Sten Drennow is a notable inventor based in Lund, Sweden. He has made significant contributions to the field of medical technology, particularly in the development of devices for mixing and dispensing pastes, such as bone cement. With a total of 14 patents to his name, Drennow's work has had a considerable impact on the medical industry.
Latest Patents
Among his latest patents is a device known as the Mixing and Dispensing Gun. This innovative device features a housing with a feeding mechanism and a cylinder designed for mixing a powder component with a liquid component to form a paste. The piston assembly includes a paste feeding member located in the cylinder, along with a tubular member. A mixing member is also situated within the cylinder, and a mixing rod extends through the tubular member of the piston assembly. The mixing rod is capable of movement within the tubular member, which is equipped with external engagement means that allow the paste feeding member to move within the cylinder in a feeding direction. The feeding movement is controlled by the feeding mechanism. Another significant patent is the Method and Assembly for Preparing and Dispensing a Paste. This assembly is designed for preparing and dispensing a paste, preferably bone cement, and includes a cylinder containing a powder and a receptacle for a liquid. A piercing device is utilized to open the receptacle, enabling the liquid to flow into the cylinder for mixing with the powder. The receptacle collapses due to the differential pressure between the cylinder and the receptacle.
Career Highlights
Sten Drennow has worked with several companies throughout his career, including Asept International AB and Aspet International AB. His experience in these organizations has allowed him to refine his skills and contribute to the advancement of medical technologies.
Collaborations
Drennow has collaborated with notable individuals in his field, including Stefan Cedergren and Ulf Larsson. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.
Conclusion
Sten Drennow's contributions to medical technology through his innovative patents and collaborations highlight his role as a key figure in the industry. His work continues to influence the development of effective medical dispensing solutions.
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