OVAL MEDICAL TECHNOLOGIES LIMITED Patent applications |
Patent application number | Title | Published |
20150174331 | DRUG DELIVERY DEVICE WITH PRESSED METAL PLUNGER ROD - A pre-filled drug delivery device, comprising a housing, a drug container within the housing and containing a drug; a plunger held within the drug container, movement of the plunger within the drug container being operative to dispense the drug from the drug container through an outlet; and a drive mechanism within the housing including a stored energy source and a plunger rod held in locked position against the stored energy source prior to activation of the device, wherein on activation of the device the stored energy source moves the plunger rod such that the plunger rod moves the plunger within the housing wherein the plunger rod comprises a longitudinal shaft formed from sheet metal, wherein the sheet metal defines a plane, and wherein the sheet metal is deformed so that the longitudinal shaft comprises an out-of-plane engagement surface, the out-of-plane engagement surface configured to engage a retaining surface on the housing or on a component of the drive mechanism, to hold the plunger rod in the locked position. | 06-25-2015 |
20140046259 | DELIVERY MECHANISM FOR AN AUTOINJECTOR - The invention provides a delivery mechanism for an autoinjector comprising: a first drive member configured to drive a first component in an axial direction; a second drive member configured to drive a second component in an axial direction; and a release mechanism configured to control a sequence of release of the first drive member and the second drive member, wherein the release mechanism is positioned at least partially within the first or second drive member. | 02-13-2014 |
20130317480 | DRIVE ASSEMBLY FOR AN AUTOINJECTOR AND A METHOD OF ASSEMBLING AN AUTOINJECTOR - The invention provides a drive mechanism for an autoinjector, configured to be coupled to a drug containing portion to form a complete autoinjector, the drive mechanism comprising: a housing ( | 11-28-2013 |
20120143144 | PRE-FILLED SYRINGE INCLUDING AN OXYGEN ABSORBER - The invention provides a syringe or autoinjector for dispensing a drug comprising a rigid syringe body containing the drug, an oxygen absorbing material, a separating element between the drug and oxygen absorbing material to prevent the drug from contacting the oxygen absorbing material but which allows oxygen to pass from the drug to the oxygen absorbing material, and an oxygen impermeable container enclosing both the drug and the oxygen absorbing material, wherein the oxygen impermeable container partially or fully forms the rigid syringe body or is held within the rigid syringe body. | 06-07-2012 |
20110301548 | DRUG CONTAINER AND DELIVERY MECHANISM - A device for storing and administering drug includes a housing, a sealing element ( | 12-08-2011 |