Abstract: A guidance device is disclosed. The device may comprise a tracking pad with a guiding opening and a plurality of sensors operable with at least one beacon on a needle to track the disposition of the needle at least when a distal end of the needle is inserted into the guiding opening. Related systems and methods are also disclosed.

Abstract: A guidance method comprising: placing a tracking pad adjacent a body, the tracking pad including a guiding opening and a plurality of sensors, locating a distal end of a needle inside of the guiding opening at an insertion point adjacent the body, the needle including at least one beacon, operating the plurality of sensors with the at least one beacon to track an actual disposition of the needle, establishing a target disposition for the needle, moving the needle in a direction of movement to synchronize the actual disposition with the target disposition, and inserting the distal end of the needle into the body along an insertion axis.

Abstract: A guidance device is disclosed. The device may comprise a tracking pad with a guiding opening and a plurality of sensors operable with at least one beacon on a needle to track the disposition of the needle at least when a distal end of the needle is inserted into the guiding opening. Related systems and methods are also disclosed.

Abstract: A guidance device is disclosed. The device may comprise a tracking pad with a guiding opening and a plurality of sensors operable with at least one beacon on a needle to track the disposition of the needle at least when a distal end of the needle is inserted into the guiding opening. Related systems and methods are also disclosed.

Abstract: A guidance device is disclosed. The device may comprise a tracking pad with a guiding opening and a plurality of sensors operable with at least one beacon on a needle to track the disposition of the needle at least when a distal end of the needle is inserted into the guiding opening. Related systems and methods are also disclosed.

Abstract: A franking machine has a housing with at least a first housing part which is configured such that a retrofittable weighing unit can be fitted therein. The first housing part defines a recess in the housing. The recess is configured such that the weighing unit can be inserted. Fastening devices are provided at the recess for fastening a second housing part which closes the recess.

Abstract: A franking machine has a housing with at least a first housing part which is configured such that a retrofittable weighing unit can be fitted therein. The first housing part defines a recess in the housing. The recess is configured such that the weighing unit can be inserted. Fastening devices are provided at the recess for fastening a second housing part which closes the recess.

Abstract: A syringe for the injection or taking of fluids having a needle mounting endpiece which is detachably coupled to barrel by mating features. A plunger and a coupled seal are guided by flanges sliding within guides and are further guided by protrusions so as to prevent rotation of the plunger and prevent unwanted contact between the flanges and the barrel. The plunger exhibits a bayonet-type fixture which upon rotation engages within the endpiece and allows retraction of the endpiece and coupled needle within barrel. Following engagement and retraction, the plunger may be prevented from movement by the engagement of protrusion on the barrel protrusions and abutment of radial protrusions against annular protrusions. Further embodiments and improvements are provided.