A surgical anchoring device may include a first beam and a second beam each extending along a longitudinal direction; and a connecting member bridging a first proximal portion of the first beam to a second proximal portion of the second beam such that the first beam is substantially aligned with the second beam. In addition, the anchoring device may include a first barb protruding from a medial side of the first beam, wherein the first barb extends diagonally in a generally proximal direction; and a second barb protruding from a medial side of the second beam, wherein the second barb extends diagonally in a generally proximal direction. The first barb may include a proximal facing surface that is separated from the first beam by a recess.
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A strand that can be used to support repair of a soft tissue injury is disclosed. The strand comprises high strength collagen fibers and high strength biocompatible fibers, such as polyethylene fibers arranged into a strand that can be used as part of a suture or other scaffold for the repair of joints and soft tissues, such as ligaments and tendons. The fibers may be over-braided around a central core, which is itself comprised of two or more fibers. The high strength collagen fibers are strong enough to withstand the stresses imposed by industrial braiding machines and processes.
A61L 17/14 - Post-treatment to improve physical properties
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
A61F 2/00 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
D04C 1/02 - Braid or lace, e.g. pillow-laceProcesses for the manufacture thereof made from particular materials
D04C 1/06 - Braid or lace serving particular purposes
05 - Pharmaceutical, veterinary and sanitary products
10 - Medical apparatus and instruments
Goods & Services
Biological implants, namely, a vital processed human or animal connective tissue; Collagen for medical purposes Implants consisting primarily of artificial materials and also including biological materials
The present application discusses and illustrates various examples including implant delivery device. This can optionally include handle, a first shaft and an implant holder. The handle can be disposed at a proximal end of the implant delivery device and configured to be grasped by a user. The first shaft can extend distally from the handle. The implant holder can be coupled to the first shaft. The implant holder can be configured to retain a sheet-like implant adjacent two or more corners of the sheet-like implant during implantation of the sheet-like implant into a patient at a surgical site.
Compositions and blends of biopolymers and copolymers are described, along with their use to prepare biocompatible scaffolds and surgically implantable devices for use in supporting and facilitating the repair of soft tissue injuries.
A61K 47/34 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
A61L 27/44 - Composite materials, i.e. layered or containing one material dispersed in a matrix of the same or different material having a macromolecular matrix
A61L 27/54 - Biologically active materials, e.g. therapeutic substances
A61L 27/58 - Materials at least partially resorbable by the body
An implantable biopolymer scaffold includes at least one braided strand comprising high strength collagen fibers and synthetic fibers, wherein the collagen fibers have a greater cross-sectional deformability than the synthetic fibers.
A method for producing a bundle of biopolymer fibers. Biopolymer is dissolved in acid in a closed container made of materials inert to the acid and to the collagen to form a biopolymer solution. The solution is stirred, then centrifuged to degas it. The degassed solution is put into syringes on a holder. The number of syringes equals the number of fibers in the bundle. The syringes are mounted in a rotatable holder. Essentially equal quantities of degassed solution are extruded from the syringes to produce fibers, which are gathered and fed into aformation buffer bath. The fibers are kept taught after extrusion and dehydrated in a dehydrating solution in a dehydrating bath. The fibers are wound a collector to collect the bundle.
An implant comprising one or more biopolymer sheets with compressed portions and uncompressed portions is disclosed. The compressed portions have a decreased thickness and increased density compared to uncompressed portions of the implant. This contributes to a modified flexibility for the compressed portions compared to the uncompressed portions. The compressed portions can include one or more portions or one or more edges of the implant, including substantially the entire periphery of the implant. The compressed edges help manage the “deflection” of the periphery that can occur in the high-pressure fluid environment used to establish the operating space at the site of repair of damaged tissue.
A61F 2/00 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
An implant comprising one or more biopolymer sheets with compressed portions and uncompressed portions is disclosed. The compressed portions have a decreased thickness and increased density compared to uncompressed portions of the implant. This contributes to a modified flexibility for the compressed portions compared to the uncompressed portions. The compressed portions can include one or more portions or one or more edges of the implant, including substantially the entire periphery of the implant. The compressed edges help manage the “deflection” of the periphery that can occur in the high-pressure fluid environment used to establish the operating space at the site of repair of damaged tissue.
An implantable biopolymer scaffold includes at least one braided strand comprising high strength collagen fibers and synthetic fibers, wherein the collagen fibers have a greater cross-sectional deformability than the synthetic fibers.
A method and system for producing biopolymer collagen fiber includes acidified collagen solution that can be piped to a vertical formation buffer bath. The collagen solution can be extruded as a stream of fibrous lines (filaments) after passing through a plurality of holes formed in a disc that can be disposed at the bottom end of the vertical formation buffer bath. Each filament can be immersed in the surrounding buffer bath and is polymerized, forming a collagen sub-filament. The resultant sub-filaments are extracted from the top of the vertical tank and gathered together into bundles to produce a collagen fiber.
Methods and systems for producing a collagen biopolymer fiber dissolve clinical-grade collagen in an acid solution to form a collagen solution and extrude the collagen solution into a formation buffer bath to form a plurality of sub-fibers at a fiber formation speed. The sub-fibers are combined together to form a starting end of a collagen fiber that is attached to a pulley arm positioned above a horizontal processing facility. The pulley arm feeds the collagen fiber into the horizontal processing facility by moving across the horizontal processing facility at a fiber feeding speed equal to the fiber formation speed.
D01D 10/00 - Physical treatment of man-made filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
D01F 4/00 - Monocomponent artificial filaments or the like of proteinsManufacture thereof
D01F 4/00 - Monocomponent artificial filaments or the like of proteinsManufacture thereof
D06B 15/09 - Removing liquids, gases or vapours from textile materials in association with treatment of the materials by liquids, gases or vapours by jets of gases
F26B 13/24 - Arrangements of devices using drying processes not involving heating
17.
DEVICE FOR EVAPORATING A LIQUID FROM A COLLAGEN FIBER
An apparatus for evaporating a liquid from collagen fiber includes: a fiber formation system configured to form the collagen fiber; a fiber collection system configured to collect the collagen fiber from the fiber formation system; and a first fan configured to create an airflow between the fiber formation system and the fiber collection system and over a surface of the collagen fiber.
D01F 4/00 - Monocomponent artificial filaments or the like of proteinsManufacture thereof
D06B 15/09 - Removing liquids, gases or vapours from textile materials in association with treatment of the materials by liquids, gases or vapours by jets of gases
F26B 13/24 - Arrangements of devices using drying processes not involving heating
An implant delivery device may include an implant holding portion proximate the distal end, the implant holding portion being configured to retain a sheet-like implant during implantation of the implant. In addition, the implant holding portion may be configured to receive the implant with a fixed implant supporting flange member configured to support the implant on one side, and a movable implant supporting flange member. The movable implant supporting flange member may be configured to be slidable between a distal position and a proximal position, wherein, in the distal position, the movable implant supporting flange member and secures the implant against the fixed implant supporting flange member, and in the proximal position, the movable implant supporting flange member is withdrawn from the distal end of the implant delivery device, thus enabling release of the implant.
An implant delivery device may include a handle disposed at a proximal end of the implant delivery device and configured to be grasped by a user. The device may further include an outer shaft extending from the handle to a distal end of the implant delivery device. In addition, the implant delivery device may include an implant holding portion proximate the distal end of the implant delivery device, the implant holding portion being configured to retain a sheet-like implant during implantation of the implant. Further, the implant holding portion may be configured to receive the implant between a fixed implant supporting flange member and configured to support the implant on one side, and a movable implant supporting flange member. The fixed implant supporting flange member may include a pair of substantially triangular shaped wings extending from a centerline axis of the outer shaft.
An implantable biopolymer scaffold includes at least one braided strand comprising high strength collagen fibers and synthetic fibers, wherein the collagen fibers have a greater cross-sectional deform ability than the synthetic fibers.
An implant comprising one or more biopolymer sheets with compressed portions and uncompressed portions is disclosed. The compressed portions have a decreased thickness and increased density compared to uncompressed portions of the implant. This contributes to a modified flexibility for the compressed portions compared to the uncompressed portions. The compressed portions can include one or more portions or one or more edges of the implant, including substantially the entire periphery of the implant. The compressed edges help manage the "deflection" of the periphery that can occur in the high-pressure fluid environment used to establish the operating space at the site of repair of damaged tissue.
A61F 2/00 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A surgical cannula includes a seal structure including a one-way check valve and a cannula body. The cannula body includes an insertion portion having a distal opening that is configured to be inserted into tissue, and a receiving portion that includes a proximal opening and is configured to reversibly receive the seal structure. In addition, the seal structure is configured to removably associate with the proximal opening of the cannula body, retain a positive pressure within the cannula body when engaged with the cannula body, and retain a positive pressure within the cannula body when an object is inserted through the cannula and the seal structure. Also, the cannula further includes one or more suture attachment structures extending outward laterally from the cannula body; and one or more internal recesses in an inner wall of the cannula located directly adjacent to the one or more suture attachment structures.
A surgical anchoring device may include a first beam and a second beam each extending along a longitudinal direction; and a connecting member bridging a first proximal portion of the first beam to a second proximal portion of the second beam such that the first beam is substantially aligned with the second beam. In addition, the anchoring device may include a first barb protruding from a medial side of the first beam, wherein the first barb extends diagonally in a generally proximal direction; and a second barb protruding from a medial side of the second beam, wherein the second barb extends diagonally in a generally proximal direction. The first barb may include a proximal facing surface that is separated from the first beam by a recess.
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
Compositions and blends of biopolymers and copolymers are described, along with their use to prepare biocompatible scaffolds and surgically implantable devices for use in supporting and facilitating the repair of soft tissue injuries.
A61K 47/34 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
A61L 27/44 - Composite materials, i.e. layered or containing one material dispersed in a matrix of the same or different material having a macromolecular matrix
A61L 27/54 - Biologically active materials, e.g. therapeutic substances
A61L 27/58 - Materials at least partially resorbable by the body
An implant delivery device may include an implant holding portion proximate the distal end, the implant holding portion being configured to retain a sheet-like implant during implantation of the implant. In addition, the implant holding portion may be configured to receive the implant with a fixed implant supporting flange member configured to support the implant on one side, and a movable implant supporting flange member. The movable implant supporting flange member may be configured to be slidable between a distal position and a proximal position, wherein, in the distal position, the movable implant supporting flange member and secures the implant against the fixed implant supporting flange member, and in the proximal position, the movable implant supporting flange member is withdrawn from the distal end of the implant delivery device, thus enabling release of the implant.
A biocompatible scaffold construct may include a biocompatible hydrogel and at least one biomaterial microfiber strand wound to form a plurality of microfiber segments in proximity to one another and arranged in an organized configuration.
A biocompatible scaffold construct includes a plurality of collagen fiber strands, a first portion of which have been coated by a first biocompatible solution and, optionally, a second portion of which have been coated by a second biocompatible solution different than the first biocompatible solution. The coatings may include cells. And the scaffold is constructed on rotating frame collectors.
Compositions and blends of biopolymers and bio-acceptable polymers are described, along with the use of benign solvent systems to prepare biocompatible scaffolds and surgically implantable devices for use in supporting and facilitating the repair of soft tissue injuries.
D01D 5/00 - Formation of filaments, threads, or the like
D06N 3/00 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
A biocompatible scaffold construct includes a plurality of collagen fiber strands, a first portion of which have been coated by a first biocompatible solution and, optionally, a second portion of which have been coated by a second biocompatible solution different than the first biocompatible solution. The coatings may include cells. And the scaffold is constructed on rotating frame collectors.
A biocompatible scaffold construct may include a biocompatible hydrogel and at least one biomaterial microfiber strand wound to form a plurality of microfiber segments in proximity to one another and arranged in an organized configuration.
A biocompatible scaffold construct may include a biocompatible hydrogel and at least one biomaterial microfiber strand wound to form a plurality of microfiber segments in proximity to one another and arranged in an organized configuration.
A biocompatible scaffold construct includes a plurality of collagen fiber strands, a first portion of which have been coated by a first biocompatible solution and, optionally, a second portion of which have been coated by a second biocompatible solution different than the first biocompatible solution. The coatings may include cells. And the scaffold is constructed on rotating frame collectors.
Compositions and blends of biopolymers and copolymers are described, along with their use to prepare biocompatible scaffolds and surgically implantable devices for use in supporting and facilitating the repair of soft tissue injuries.
A61K 47/34 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
A61L 27/44 - Composite materials, i.e. layered or containing one material dispersed in a matrix of the same or different material having a macromolecular matrix
A61L 27/54 - Biologically active materials, e.g. therapeutic substances
A61L 27/58 - Materials at least partially resorbable by the body
A method for supporting repair of soft tissue with biopolymer fibers. Biopolymer is dissolved in acid in a closed container made of materials inert to the acid and to the collagen to form a biopolymer solution. The solution is stirred, then centrifuged to degas it. The degassed solution is put into syringes on a holder. The number of syringes equals the number of fibers in the bundle. The syringes are mounted in a rotatable holder. Essentially equal quantities of degassed solution are extruded from the syringes to produce fibers, which are gathered and fed into a formation buffer bath. The fibers are kept taught after extrusion and dehydrated in a dehydrating solution in a dehydrating bath. The fibers are wound a collector to collect the bundle. The fibers are used to support repair of soft tissue.
The present disclosure relates to a surgical cannula with a removable seal at one end. The surgical cannula is a wide gauge surgical cannula, that allows materials and tools to be introduced into a body during a surgical procedure. The cannula includes a seal structure at one end, which may be attached to and detached from the cannula body as desired. The seal structure includes one or more valves that retain pressure within the cannula. The one or more valves are configured to allow a tool through the valve(s), while retaining pressure inside the cannula, so that surgical tools may be inserted through the cannula even when the seal structure is attached to an end of the cannula.
An orthopedic anchor assembly may include an elongate, relatively soft orthopedic anchor; and a suture strand extending from a first end of the orthopedic anchor through a sidewall of the orthopedic anchor and internally through the orthopedic anchor to a second end of the orthopedic anchor. The suture strand may further extend through the sidewall of the orthopedic anchor at the second end of the orthopedic anchor and extend back to the first end of the orthopedic anchor externally to the orthopedic anchor.
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A61B 17/06 - NeedlesHolders or packages for needles or suture materials
A61L 17/00 - Materials for surgical sutures or for ligaturing blood vessels
An implant delivery device may include an implant holding portion proximate the distal end, the implant holding portion being configured to retain a sheet-like implant during implantation of the implant. In addition, the implant holding portion may be configured to receive the implant with a fixed implant supporting flange member configured to support the implant on one side, and a movable implant supporting flange member. The movable implant supporting flange member may be configured to be slidable between a distal position and a proximal position, wherein, in the distal position, the movable implant supporting flange member and secures the implant against the fixed implant supporting flange member, and in the proximal position, the movable implant supporting flange member is withdrawn from the distal end of the implant delivery device, thus enabling release of the implant.
A surgical anchoring device may include a first beam and a second beam each extending along a longitudinal direction; and a connecting member bridging a first proximal portion of the first beam to a second proximal portion of the second beam such that the first beam is substantially aligned with the second beam. In addition, the anchoring device may include a first barb protruding from a medial side of the first beam, wherein the first barb extends diagonally in a generally proximal direction; and a second barb protruding from a medial side of the second beam, wherein the second barb extends diagonally in a generally proximal direction. The first barb may include a proximal facing surface that is separated from the first beam by a recess.
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
A strand that can be used to support repair of a soft tissue injury is disclosed. The strand comprises high strength collagen fibers and high strength biocompatible fibers, such as polyethylene fibers arranged into a strand that can be used as part of a suture or other scaffold for the repair of joints and soft tissues, such as ligaments and tendons. The fibers may be over-braided around a central core, which is itself comprised of two or more fibers. The high strength collagen fibers are strong enough to withstand the stresses imposed by industrial braiding machines and processes.
A surgical anchoring device for use in securing a graft over underlying tissue within a body includes a first beam and a second beam each extending along a longitudinal direction; a connecting member bridging a first proximal portion of the first beam to a second proximal portion of the second beam such that the first beam is substantially aligned with the second beam; a first barb protruding from a medial side of the first beam, wherein the first barb extends diagonally in a generally proximal direction; and a second barb protruding from a medial side of the second beam, wherein the second barb extends diagonally in a generally proximal direction from the second beam, wherein the first barb includes a proximal facing surface that is completely separated from the first beam by a recess. The orientation of the barbs resists forces acting to pull the anchoring device from the tissue.
The present disclosure relates to a surgical cannula with a removable seal at one end. The surgical cannula is a wide gauge surgical cannula, that allows materials and tools to be introduced into a body during a surgical procedure. The cannula includes a seal structure at one end, which may be attached to and detached from the cannula body as desired. The seal structure includes one or more valves that retain pressure within the cannula. The one or more valves are configured to allow a tool through the valve(s), while retaining pressure inside the cannula, so that surgical tools may be inserted through the cannula even when the seal structure is attached to an end of the cannula.
An implant delivery device may include an implant holding portion proximate the distal end, the implant holding portion being configured to retain a sheet-like implant during implantation of the implant. In addition, the implant holding portion may be configured to receive the implant with a fixed implant supporting flange member configured to support the implant on one side, and a movable implant supporting flange member. The movable implant supporting flange member may be configured to be slidable between a distal position and a proximal position, wherein, in the distal position, the movable implant supporting flange member and secures the implant against the fixed implant supporting flange member, and in the proximal position, the movable implant supporting flange member is withdrawn from the distal end of the implant delivery device, thus enabling release of the implant.
A method for producing a bundle of biopolymer fibers. Biopolymer is dissolved in acid in a closed container made of materials inert to the acid and to the collagen to form a biopolymer solution. The solution is stirred, then centrifuged to degas it. The degassed solution is put into syringes on a holder. The number of syringes equals the number of fibers in the bundle. The syringes are mounted in a rotatable holder. Essentially equal quantities of degassed solution are extruded from the syringes to produce fibers, which are gathered and fed into a formation buffer bath. The fibers are kept taught after extrusion and dehydrated in a dehydrating solution in a dehydrating bath. The fibers are wound a collector to collect the bundle.
An orthopedic anchor assembly may include an elongate, relatively soft orthopedic anchor; and a suture strand extending from a first end of the orthopedic anchor through a sidewall of the orthopedic anchor and internally through the orthopedic anchor to a second end of the orthopedic anchor. The suture strand may further extend through the sidewall of the orthopedic anchor at the second end of the orthopedic anchor and extend back to the first end of the orthopedic anchor externally to the orthopedic anchor.
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
An implant delivery device may include an implant holding portion proximate the distal end, the implant holding portion being configured to retain a sheet-like implant during implantation of the implant. In addition, the implant holding portion may be configured to receive the implant with a fixed implant supporting flange member configured to support the implant on one side, and a movable implant supporting flange member. The movable implant supporting flange member may be configured to be slidable between a distal position and a proximal position, wherein, in the distal position, the movable implant supporting flange member and secures the implant against the fixed implant supporting flange member, and in the proximal position, the movable implant supporting flange member is withdrawn from the distal end of the implant delivery device, thus enabling release of the implant.
A surgical anchoring device may include a first beam and a second beam each extending along a longitudinal direction; and a connecting member bridging a first proximal portion of the first beam to a second proximal portion of the second beam such that the first beam is substantially aligned with the second beam. In addition, the anchoring device may include a first barb protruding from a medial side of the first beam, wherein the first barb extends diagonally in a generally proximal direction; and a second barb protruding from a medial side of the second beam, wherein the second barb extends diagonally in a generally proximal direction. The first barb may include a proximal facing surface that is separated from the first beam by a recess.
A strand that can be used to support repair of a soft tissue injury is disclosed. The strand comprises high strength collagen fibers and high strength biocompatible fibers, such as polyethylene fibers arranged into a strand that can be used as part of a suture or other scaffold for the repair of joints and soft tissues, such as ligaments and tendons. The fibers may be over-braided around a central core, which is itself comprised of two or more fibers. The high strength collagen fibers are strong enough to withstand the stresses imposed by industrial braiding machines and processes.
A strand that can be used to support repair of a soft tissue injury is disclosed. The strand comprises high strength collagen fibers and high strength biocompatible fibers, such as polyethylene fibers arranged into a strand that can be used as part of a suture or other scaffold for the repair of joints and soft tissues, such as ligaments and tendons. The fibers may be over-braided around a central core, which is itself comprised of two or more fibers. The high strength collagen fibers are strong enough to withstand the stresses imposed by industrial braiding machines and processes.
An enclosure device is disclosed for delivering an implantable sheet-like support or repair device, such as ligament, tendon or other soft tissue support or repair device, to a surgical site. The enclosure device protects the support or repair device from unwanted adhesion and deformation during delivery and facilitates its optimal positioning at the injury or repair site where the support or repair device will be implanted. The enclosure device has a planar body foldable along one or more fold lines into at least two panels configured to contain the repair device between the panels; an optional cutout in one or more panels of the planar body at the panel edge opposite the fold line configured to expose a portion of the repair device; an optional positioning tab extending out from the fold line; and an optional securing mechanism to secure the enclosure device in a folded position. Methods of using the enclosure device are described.
An enclosure device is disclosed for delivering an implantable sheet-like support or repair device, such as ligament, tendon or other soft tissue support or repair device, to a surgical site. The enclosure device protects the support or repair device from unwanted adhesion and deformation during delivery and facilitates its optimal positioning at the injury or repair site where the support or repair device will be implanted. The enclosure device has a planar body foldable along one or more fold lines into at least two panels configured to contain the repair device between the panels; an optional cutout in one or more panels of the planar body at the panel edge opposite the fold line configured to expose a portion of the repair device; an optional positioning tab extending out from the fold line; and an optional securing mechanism to secure the enclosure device in a folded position. Methods of using the enclosure device are described.
A61F 2/00 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61J 1/00 - Containers specially adapted for medical or pharmaceutical purposes
B65D 81/26 - Adaptations for preventing deterioration or decay of contentsApplications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants with provision for draining away, or absorbing, fluids, e.g. exuded by contentsApplications of corrosion inhibitors or desiccators
An enclosure device is disclosed for delivering an implantable sheet-like support or repair device, such as ligament, tendon or other soft tissue support or repair device, to a surgical site. The enclosure device protects the support or repair device from unwanted adhesion and deformation during delivery and facilitates its optimal positioning at the injury or repair site where the support or repair device will be implanted. The enclosure device has a planar body foldable along one or more fold lines into at least two panels configured to contain the repair device between the panels; an optional cutout in one or more panels of the planar body at the panel edge opposite the fold line configured to expose a portion of the repair device; an optional positioning tab extending out from the fold line; and an optional securing mechanism to secure the enclosure device in a folded position. Methods of using the enclosure device are described.
A61F 2/00 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
Compositions and blends of biopolymers and bio-acceptable polymers are described, along with the use of benign solvent systems to prepare biocompatible scaffolds and surgically implantable devices for use in supporting and facilitating the repair of soft tissue injuries.
D06N 3/00 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
Compositions and blends of biopolymers and copolymers are described, along with their use to prepare biocompatible scaffolds and surgically implantable devices for use in supporting and facilitating the repair of soft tissue injuries.
A61L 27/54 - Biologically active materials, e.g. therapeutic substances
A61L 27/58 - Materials at least partially resorbable by the body
A61L 27/44 - Composite materials, i.e. layered or containing one material dispersed in a matrix of the same or different material having a macromolecular matrix
A61K 47/34 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
A61K 9/00 - Medicinal preparations characterised by special physical form
Compositions and blends of biopolymers and copolymers are described, along with their use to prepare biocompatible scaffolds and surgically implantable devices for use in supporting and facilitating the repair of soft tissue injuries.
A61L 27/18 - Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
A61L 27/44 - Composite materials, i.e. layered or containing one material dispersed in a matrix of the same or different material having a macromolecular matrix
A61K 47/34 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
A biopolymer fiber containing collagen. The biopolymer fiber has excellent ultimate tensile strength, modulus of elasticity, and strain at break comparable to native human tendons and ligaments. The fiber may substantially circular, ovoid, square, rectangular, ribbon-like, triangular, or irregularly shaped. The fiber exhibits an ordered, longitudinally-oriented structure, and the fiber allows infiltration of cellular growth. Implantable biopolymer scaffolds and sutures containing the fibers are provided as well as microfluidic and extrusion methods for producing the biopolymer fibers.
A biopolymer fiber containing collagen. The biopolymer fiber has excellent ultimate tensile strength, modulus of elasticity, and strain at break comparable to native human tendons and ligaments. The fiber may substantially circular, ovoid, square, rectangular, ribbon-like, triangular, or irregularly shaped. The fiber exhibits an ordered, longitudinally-oriented structure, and the fiber allows infiltration of cellular growth. Implantable biopolymer scaffolds and sutures containing the fibers are provided as well as microfluidic and extrusion methods for producing the biopolymer fibers.
A biopolymer fiber containing collagen. The biopolymer fiber has excellent ultimate tensile strength, modulus of elasticity, and strain at break comparable to native human tendons and ligaments. The fiber may substantially circular, ovoid, square, rectangular, ribbon-like, triangular, or irregularly shaped. The fiber exhibits an ordered, longitudinally-oriented structure, and the fiber allows infiltration of cellular growth. Implantable biopolymer scaffolds and sutures containing the fibers are provided as well as microfluidic and extrusion methods for producing the biopolymer fibers.
Compositions and blends of biopolymers and bio-acceptable polymers are described, along with the use of benign solvent systems to prepare biocompatible scaffolds and surgically implantable devices for use in supporting and facilitating the repair of soft tissue injuries.
Compositions and blends of biopolymers and bio-acceptable polymers are described, along with the use of benign solvent systems to prepare biocompatible scaffolds and surgically implantable devices for use in supporting and facilitating the repair of soft tissue injuries.
Compositions and blends of biopolymers and copolymers are described, along with their use to prepare biocompatible scaffolds and surgically implantable devices for use in supporting and facilitating the repair of soft tissue injuries.
A61L 27/54 - Biologically active materials, e.g. therapeutic substances
A61L 27/58 - Materials at least partially resorbable by the body
A61L 27/44 - Composite materials, i.e. layered or containing one material dispersed in a matrix of the same or different material having a macromolecular matrix
A61K 47/34 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or poloxamers
Compositions and blends of biopolymers and copolymers are described, along with their use to prepare biocompatible scaffolds and surgically implantable devices for use in supporting and facilitating the repair of soft tissue injuries.
