Class / Patent application number | Description | Number of patent applications / Date published |
606132000 | By means for skin graft preparation (e.g., dermatome) | 44 |
20090138027 | DERMATOME WITH ULTRASONIC CUTTING BLADE - A dermatome assembly is operable to harvest a skin graft and includes an ultrasonic dermatome and a power supply. The ultrasonic dermatome includes a body and an ultrasonic blade assembly mounted in the body. The blade assembly includes a frequency generator and a cutting horn powered by the frequency generator. The cutting horn is spaced apart from the body so that the body is restricted from damping vibrational movement of the cutting horn. The dermatome assembly is operable to precisely control the thickness of the cut skin graft and also restrict the cutting horn from overheating. | 05-28-2009 |
20090157095 | Dermatome Blade Assembly - A dermatome has a main body with a first profile and at least one blade assembly with a blade, a size, an orientation corresponding to the main body, and a second profile. The second profile has characteristics corresponding to the first profile to properly orient and locate the at least one blade for proper mounting of the blade to the main body. The profiles are shaped to provide clearance for the second profile to reciprocate relative to the first profile. | 06-18-2009 |
20090157096 | Dermatome With Orientation Guides - A dermatome has a blade that generally defines a plane and a body generally defining a longitudinal axis. The body also that has at least one flat outer surface for engaging the tissue and an end portion that is configured to hold the blade so that the plane of the blade is generally parallel to the longitudinal axis and non-parallel to the flat outer surface at a predetermined angle. | 06-18-2009 |
20100082044 | Tissue Processing System - A tissue processing system includes a series of blades arranged in parallel to form a tissue processor. The blades may be adjusted to create a spaced between each blade in the range of 250-1000 microns. A slicer is included to remove a donor tissue to be processed by the processor. The processor is rotatable 90 degrees so as to create uniform micrografts of tissue for transplanting to a recipient site. An extractor is included to remove tissue particles from the processor after they have been cut into an appropriate size. A cutting block may be provided to ensure uniform thickness of cuts of the donor tissue. | 04-01-2010 |
20100145360 | SYSTEM AND METHOD FOR TRANSPLANTATION OF DERMAL TISSUE - A dermal tissue transplantation system combining a tissue particle harvester, a tissue particle collector, and a chambered dressing. The system provides a harvester capable of harvesting tissue from a donor site on the order of about 100 microns. The integrated tissue particle collector provides a means for collecting the harvested tissue for in situ cultivation in a chambered dressing at the wound site. | 06-10-2010 |
20100152750 | Apparatus and Methods for Repairing Tissue Defects - Methods and devices to process harvested skin tissue and to immediately reintroduce the ground tissue into the patient to repair a tissue defect are disclosed. A hand-held portable tissue grinder comprising a housing and a grinding element are disclosed. The tissue grinder is used for grinding skin and subcutaneous tissue and includes a sterile polymer housing having a first opening adapted to receive the skin and subcutaneous tissue. The tissue grinder also includes a sterile grinding element disposed substantially within the housing. The grinding element includes a plurality of cutting surfaces adapted to operably engage with the housing to provide ground tissue and further includes a handle mechanism coupled to the grinding element to move the grinding element with respect to the housing to grind the skin and subcutaneous tissue, wherein the ground tissue can be removed from the housing. | 06-17-2010 |
20110077664 | DEVICE FOR PROCESSING DERMAL TISSUE - A device for processing harvested dermal tissue includes a body having a cutting head portion and a handle portion extending from the cutting head portion. The cutting head portion defines a chamber. A cutting assembly is disposed in the chamber and includes a plurality of blades and a flexible spacer member disposed on the axle such that the blades rotate as the axle rotates. Each of the plurality of blades is separated from an adjacent blade by a spacer disposed on the axle. A grill assembly is coupled to the body and includes a grill and a grill cap. The grill has a plurality of spaced apart slots sized and configured to receive the blades and maintain the blades in a position with respect to the body. The grill cap is sized and configured to couple the grill to the cutting head portion of the body. | 03-31-2011 |
20110264115 | METHOD AND APPARATUS FOR GRAFTING OF SKIN TISSUE - Methods and apparatus are provided for affecting an appearance of skin by harvesting small portions of tissue from a donor (first) site and applying them at a recipient (second) site. A plurality of micrografts can be formed from a piece of graft tissue and attached to a dressing material. The dressing material can then be expanded to increase a separation distance between the micrografts, and the dressing material having spaced-apart micrografts attached thereto can be applied to a prepared recipient site. An apparatus can be provided that expands the dressing material using a pressurized fluid. A further method can include providing a suspension of small portions of graft tissue in a solution. The solution can be injected into blisters formed at a recipient (second) site and the tissue portions allowed to attach and proliferate. A method and apparatus can also be provided for forming corresponding blisters at a donor site and at a recipient site. The raised (removed) portions of the blisters can be removed and attached to a dressing material, and the portions from the donor (first) site can be placed onto the exposed blister areas at the recipient site. | 10-27-2011 |
20110276060 | DERMATOME BLADE ASSEMBLY - A dermatome has a main body with a first profile and at least one blade assembly with a blade, a size, an orientation corresponding to the main body, and a second profile. The second profile has characteristics corresponding to the first profile to properly orient and locate the at least one blade for proper mounting of the blade to the main body. The profiles are shaped to provide clearance for the second profile to reciprocate relative to the first profile. | 11-10-2011 |
20120035618 | METHODS FOR PREPARING A SKIN GRAFT - The present invention generally relates to methods for preparing a skin graft. In certain embodiments, methods of the invention involve harvesting a plurality of skin grafts from a subject, applying the grafts to a first substrate, stretching the first substrate, and transferring the grafts from the first substrate to at least a second substrate for application to a patient recipient site. | 02-09-2012 |
20120035619 | METHODS FOR APPLYING A SKIN GRAFT - The present invention generally relates to methods for applying a skin graft. Methods of the invention involve harvesting an epidermal skin graft, and applying the epidermal skin graft to a recipient site such that the basal layer of the skin graft makes direct contact with the recipient site. | 02-09-2012 |
20120035620 | METHODS FOR PREPARING A SKIN GRAFT WITHOUT CULTURING OR USE OF BIOLOGICS - The present invention generally relates to methods for preparing a skin graft without culturing or use of biologics | 02-09-2012 |
20120123443 | DERMATOME WITH ULTRASONIC CUTTING BLADE - A dermatome assembly is operable to harvest a skin graft and includes an ultrasonic dermatome and a power supply. The ultrasonic dermatome includes a body and an ultrasonic blade assembly mounted in the body. The blade assembly includes a frequency generator and a cutting horn powered by the frequency generator. The cutting horn is spaced apart from the body so that the body is restricted from damping vibrational movement of the cutting horn. The dermatome assembly is operable to precisely control the thickness of the cut skin graft and also restrict the cutting horn from overheating. | 05-17-2012 |
20120172894 | DEVICES FOR HARVESTING A SKIN GRAFT - The present invention generally relates to devices for harvesting a skin graft(s). The present invention provides a blister raising device integrated with a member for cutting the blister. | 07-05-2012 |
20120197267 | DEVICES FOR GENERATING AND TRANSFERRING MICROGRAFTS AND METHODS OF USE THEREOF - The invention generally relates to devices for generating and transferring micrografts and methods of use thereof. In certain embodiments, devices of the invention include a housing having an open configuration and a closed configuration, a micrograft generating station, and a micrograft transferring station. | 08-02-2012 |
20120271320 | SKIN GRAFT DEVICES AND METHODS - Devices and methods for obtaining a plurality of skin tissue particles for use in skin grafting. | 10-25-2012 |
20120316576 | DERMATOME SWIVEL DOUBLE ACTING VALVE - A dermatome having a handle and an attachment including a valve, where the valve may include a first bobbin at least partially defining a first flow path and a second flow path, a second bobbin at least partially defining a first flow path, an inlet port at least partially defined by the second bobbin and an outlet port at least partially defined by the first bobbin. The ports of the valve may open in response to an application of a mechanical act to the attachment and the ports may close in response to the absence or removal of the mechanical act. | 12-13-2012 |
20120323259 | KIT AND METHOD FOR EXTRACTING AND STORING A SKIN TISSUE SAMPLE - A kit of components for extracting and storing a skin tissue sample includes an extraction cartridge with a plurality of blades, an actuator cartridge, and a cap with an aqueous preservative. The actuator cartridge is removeably attached to the extraction cartridge and causes the plurality of blades of the extraction cartridge to extract a skin tissue sample from the person. After the skin tissue sample is extracted, the cap is attached to the extraction cartridge to store and suspend the skin tissue sample in an aqueous preservative preloaded in a container in the cap. A liquid-tight seal prevents bodily fluids from contaminating the actuator cartridge and this enables the actuator cartridge to be removed from the extraction cartridge and to be reused. The extraction cartridge and the attached cap, which store the skin tissue sample, are sent to medical laboratory so that the skin tissue sample can be analyzed. | 12-20-2012 |
20130018389 | DERMATOME BLADE ASSEMBLYAANM Mahaffey; MarkAACI New PhiladelphiaAAST OHAACO USAAGP Mahaffey; Mark New Philadelphia OH USAANM Straslicka; BruceAACI MedinaAAST OHAACO USAAGP Straslicka; Bruce Medina OH US - A dermatome having a blade assembly, where the blade assembly includes a blade and a blade mount. The blade may include a blade edge, a reference edge and at least one hole or receiver positioned between the blade edge and the reference edge. The blade mount may include a base, a blade locator extending from the base and at least one reference fence abutting the reference edge of the blade. The blade locator may include a protrusion for inserting into the hole or receiver of the blade. The blade and blade mount of the blade assembly may self align and provide for a simple and permanent connection. | 01-17-2013 |
20130018390 | DERMATOME WITH WIDTH PLATE CAPTURESAANM Mahaffey; MarkAACI New PhiladelphiaAAST OHAACO USAAGP Mahaffey; Mark New Philadelphia OH USAANM Straslicka; BruceAACI MedinaAAST OHAACO USAAGP Straslicka; Bruce Medina OH US - A dermatome having a main body, a blade assembly and a bottom member, where the main body includes a bottom surface and at least one capture extending from the bottom surface. The bottom member may be inserted into the at least one capture and fastened to the main body, where the blade assembly may be mounted between the fastened bottom member and the bottom surface of the main body. The captures of the main body may limit the movement of the inserted bottom member in at least three general directions and the fastener may limit the movement of the bottom member in at least a fourth general direction. | 01-17-2013 |
20130018391 | DERMATOME BLADE ASSEMBLY GUARDAANM Mahaffey; MarkAACI New PhiladelphiaAAST OHAACO USAAGP Mahaffey; Mark New Philadelphia OH USAANM Straslicka; BruceAACI MedinaAAST OHAACO USAAGP Straslicka; Bruce Medina OH US - A dermatome having a main body, a blade assembly and a blade guard, where the blade assembly has a blade edge and the blade guard has a base and a fence extending from the base toward the blade assembly so as to face the blade edge. The blade guard may include at least one blade assembly locator to facilitate the alignment of the blade guard with the blade assembly. A blade guard assembled on the blade assembly may operate so as to prevent unintended contact between the blade edge and objects. | 01-17-2013 |
20130090669 | DERMAL MICRO-ORGANS, METHODS AND APPARATUSES FOR PRODUCING AND USING THE SAME - Embodiments of the present invention provide Dermal Micro-organs (DMOs), methods and apparatuses for harvesting the same. Some embodiments of the invention provide a DMO including a plurality of dermal components, which substantially retain the micro-architecture and three dimensional structure of the dermal tissue from which they are derived. An apparatus for harvesting the DMO may include, according to some exemplary embodiments, a support configuration to support a skin-related tissue structure from which the DMO is to be harvested, and a cutting tool able to separate the DMO from the skin-related tissue structure. Exemplary embodiments of the invention provide a genetically modified dermal micro-organ expressing at least one recombinant gene product. Some embodiments of the invention provide methods and apparatuses for implanting a genetically modified DMO. | 04-11-2013 |
20130110132 | CONDITIONED MEDIUM OBTAINED FROM STEM CELLS AND ITS USE IN THERAPY | 05-02-2013 |
20130204273 | MICROBLISTER SKIN GRAFTING - The present invention generally relates to devices for harvesting a skin graft(s). The present invention provides a blister raising device integrated with a member for cutting the blister. | 08-08-2013 |
20130274763 | METHODS AND DEVICES FOR FACET JOINT PREPARATION AND IMPLANT DELIVERY - A system for treating a tissue site is provided, the system including a graft preparation device for treating a tissue site, the preparation device including an elongate inner member having a proximal end connected to a handle and a distal end including an abrasive end configured for abrading the tissue site, and an elongate outer member movably attached to the elongate inner member, the elongate outer member including a tapered end. The elongate outer member is movable between a first position for covering the abrasive end and a second position for exposing the abrasive end. Following treatment of the tissue site using the graft preparation device to remove soft tissue and cause bleeding, the tissue site is distracted and an implant body is inserted into the tissue site. | 10-17-2013 |
20130289582 | DERMATOME BLADE ASSEMBLY - A dermatome having a blade assembly, where the blade assembly includes a blade and a blade mount. The blade may include a blade edge, a reference edge and at least one hole or receiver positioned between the blade edge and the reference edge. The blade mount may include a base, a blade locator extending from the base and at least one reference fence abutting the reference edge of the blade. The blade locator may include a protrusion for inserting into the hole or receiver of the blade. The blade and blade mount of the blade assembly may self align and provide for a simple and permanent connection. | 10-31-2013 |
20130304088 | DERMATOME WITH ULTRASONIC CUTTING BLADE - A dermatome assembly is operable to harvest a skin graft and includes an ultrasonic dermatome and a power supply. The ultrasonic dermatome includes a body and an ultrasonic blade assembly mounted in the body. The blade assembly includes a frequency generator and a cutting horn powered by the frequency generator. The cutting horn is spaced apart from the body so that the body is restricted from damping vibrational movement of the cutting horn. The dermatome assembly is operable to precisely control the thickness of the cut skin graft and also restrict the cutting horn from overheating. | 11-14-2013 |
20140046344 | Devices For Generating And Transferring Micrografts And Methods Of Use Thereof - The invention generally relates to devices for generating and transferring micrografts and methods of use thereof. In certain embodiments, devices of the invention include a housing having an open configuration and a closed configuration, a micrograft generating station, and a micrograft transferring station. | 02-13-2014 |
20140066956 | APPARATUS AND METHODS FOR REPAIRING TISSUE DEFECTS - Methods and devices to process harvested skin tissue and to immediately reintroduce the ground tissue into the patient to repair a tissue defect are disclosed. A hand-held portable tissue grinder comprising a housing and a grinding element are disclosed. The tissue grinder is used for grinding skin and subcutaneous tissue and includes a sterile polymer housing having a first opening adapted to receive the skin and subcutaneous tissue. The tissue grinder also includes a sterile grinding element disposed substantially within the housing. | 03-06-2014 |
20140066957 | DERMATOME BLADE ASSEMBLY GUARD - A dermatome having a main body, a blade assembly and a blade guard, where the blade assembly has a blade edge and the blade guard has a base and a fence extending from the base toward the blade assembly so as to face the blade edge. The blade guard may include at least one blade assembly locator to facilitate the alignment of the blade guard with the blade assembly. A blade guard assembled on the blade assembly may operate so as to prevent unintended contact between the blade edge and objects. | 03-06-2014 |
20140074118 | POWER OPERATED DERMATOME WITH ROTARY KNIFE BLADE - A head assembly ( | 03-13-2014 |
20140074119 | POWER OPERATED DEBRIDEMENT TOOL WITH DISK KNIFE BLADE - A hand-held, power operated debridement tool ( | 03-13-2014 |
20140074120 | Power Operated Dermatome WIth Shielded Rotary Knife Blade - A combination ( | 03-13-2014 |
20140107668 | SKIN GRAFT PREPARATION DEVICE - A skin graft mesher including a cutting roller and a guide roller rotatably mounted to a fixture. A skin graft may be advanced through the mesher between the rollers to form a pattern of perforations in the skin graft. The cutting roller includes cutting rings disposed on an axle and rotatable therewith. The cutting roller further includes a tissue clearing structure positioned between adjacent cutting rings with the axle extending through the tissue clearing structure and rotatable relative to the tissue clearing structure. The tissue clearing structure may clear tissue from between adjacent cutting rings during operation of the skin graft mesher. The tissue clearing structure may be eccentrically rotated about the axle between adjacent cutting rings with the tissue clearing structure extending radially outward beyond the outer diameter of the cutting ring around less than the entire outer circumference of the cutting ring. | 04-17-2014 |
20140236180 | Dermatome with Adjustable Width and Depth Guards - A dermatome including a battery unit, a handle, and a head portion. The head portion includes guards capable of being adjusted to control the width and the depth of the cut without an interruption in the medical procedure. | 08-21-2014 |
20140276957 | SOFT TISSUE REPAIR ALLOGRAFTS AND METHODS FOR PREPARING SAME - Allografts for soft tissue repair, including breast reconstruction and other plastic surgery procedures, are disclosed. One allograft is made from decellularized dermal tissue and constitutes a collagen matrix having substantially uniform density and porosity. Another allograft is a hybrid bilayer tissue form that is made from decellularized dermal and adipose tissues. Methods for making both allografts are also disclosed. | 09-18-2014 |
20140303648 | PIXEL ARRAY MEDICAL DEVICES AND METHODS - Pixel array medical devices, systems and methods are described for skin grafting and skin resection procedures. The procedures involve applying a scalpet array to a target skin site. The scalpet array comprises scalpets positioned on an investing plate. Skin pixels are circumferentially incised at a target skin site by applying a load via the scalpet array onto subjacent skin surface that includes the target skin site. Incised skin pixels are captured on an adherent substrate, where the incised skin pixels are extruded through the scalpet array. Bases of incised skin pixels extruded through the scalpet array are then transected. | 10-09-2014 |
20140343575 | Device For Tissues Sampling And Grafting - A device for tissue sampling and grafting has a handle (2), to whose end is fixed a coupling (4), a needle (6) fixed to the coupling. The device also includes a piston (3) connected to a pin (7). The piston and pin translate between an external condition (A), wherein a tip (73) of the in protrudes beyond the needle, and an internal condition (B), wherein the tip is retracted inside the needle. The device also includes a tip (5), having a truncated free end (51) that can be sharpened, constrained in a roto-translating way to the coupling, placed co-axially and externally to the needle and moved between a retracted condition (C) and an advanced condition. | 11-20-2014 |
20150313622 | SKIN TREATMENT DEVICE AND METHODS - A new minimally invasive surgical approach is proposed that contemplates a method and apparatus for tightening lax skin without visible scarring via a device in various surgical procedures such as plastic surgery procedures. In some embodiments, the device is a single use disposable instrument. This approach circumvents surgically related scarring and the clinical variability of electromagnetic heating of the skin and performs small multiple pixilated resections of skin as a minimally invasive alternative to large Plastic surgical resections of skin. This approach can also be employed in areas of the body that are currently off limits to plastic surgery due to the visibility of the surgical scar. In addition, the approach can perform a skin grafting operation by harvesting the transected incisions of skin from a tissue site of a donor onto a skin defect site of a recipient with reduced scarring of the patient's donor site. | 11-05-2015 |
20160000457 | DERMAL MICRO-ORGANS, METHODS AND APPARATUSES FOR PRODUCING AND USING THE SAME - Embodiments of the present invention provide Dermal Micro-organs (DMOs), methods and apparatuses for harvesting the same. Some embodiments of the invention provide a DMO including a plurality of dermal components, which substantially retain the micro-architecture and three dimensional structure of the dermal tissue from which they are derived. An apparatus for harvesting the DMO may include, according to some exemplary embodiments, a support configuration to support a skin-related tissue structure from which the DMO is to be harvested, and a cutting tool able to separate the DMO to from the skin-related tissue structure. Exemplary embodiments of the invention provide a genetically modified dermal micro-organ expressing at least one recombinant gene product. Some embodiments of the invention provide methods and apparatuses for implanting a genetically modified DMO. | 01-07-2016 |
20160015416 | Method and Apparatus for Tissue Copying and Grafting - The present disclosure relates to exemplary embodiments of method and apparatus for harvesting, handling and implanting small tissue grafts obtained from a donor site. In some embodiments the apparatus includes hollow needles and base that can be formed of one or more biocompatible materials that are biodegradable and/or dissolvable. | 01-21-2016 |
20160106451 | POWER OPERATED ROTARY EXCISION TOOL - An exemplary hand-held, power operated dermatome comprises a blade housing assembly, a skin deflector, an annular rotary knife blade, a cutting plane, and a depth gauge. Pulling the dermatome across a skin surface while maintaining an acute angle between 30 and 45 degrees between the cutting plane and a skin surface requires at least 30 percent less force than pushing a standard oscillating flat-plane dermatome across a skin surface. | 04-21-2016 |
20160143655 | Method for Ultrasonic Dissection of Tissues - Methods for dissecting tissues are provided. The methods comprise selecting a tissue site comprising dermis and subdermal fat connected to the dermis, and applying ultrasonic energy to the tissue to remove at least a portion of the subdermal fat from the dermis, wherein the ultrasonic energy is applied to minimize damage to the dermis. | 05-26-2016 |
20190142572 | SOFT TISSUE REPAIR ALLOGRAFTS AND METHODS FOR PREPARING SAME | 05-16-2019 |