167results about How to "Promote healing" patented technology

Integrated systems and associated method for manipulating tissues and anatomical or other structures in medical applications for the purpose of treating diseases or disorders or other purposes. In one aspect, the system includes a delivery device configured to deploy and implant anchor devices for such purposes.

The present invention is directed to a pleated medical device assembly, preferably a pleated stent assembly, comprising a tube co-pleated with a balloon to a delivery width suitable for intraluminal delivery. Because the tube of the present invention transitions between its original diameter and its delivery diameter by folding and unfolding, rather than by radial contraction and expansion, the wall of the tube of the present invention may be substantially non-expandable, and thus may be substantially solid. The pleated stent assembly of the present invention is particularly suited for the treatment of neurovascular aneurysms.

The present invention comprises novel combinations of mineral oil, vegetable shortening, vitamin E, purified water and other ingredients to form useful therapeutic, dermatological, pharmaceutical, medical or cosmetic compositions for treatment of skin maladies and disorders.

Embodiments of the fixation device are employed to affix two or more segments of bone in a desired spatial relationship. Embodiments of the fixation device secure and maintain a bone fracture or fractures in proper alignment during the healing process, as well as permit slight movement or micro-motion therebetween to promote healing. In some applications, embodiments of the fixation device place the bone segments under continuous and adjustable compression or distraction while still allowing slight movement or micro-motion at the bone segment interface.

Multi-layer structures are useful as surgical patches.

Compositions and methods are provided for treatment of cartilage defects in animals and humans. The compositions of the invention include synovial tissue, synovial cells and matrices containing synovial (or cambium) tissue or cells for use in filling a cartilage defect. The matrix and synovial tissue or cell preparations may also contain a proliferation agent, transforming factor or other active agents to promote healing. A controlled-release delivery system may be used to administer the transforming factor. The compositions of the invention also include a synovial covering membrane or devitalized fascial sheet for covering the cartilage defect. The methods of this invention are those in which a minimally invasive surgical intervention is performed to remove a small portion of synovial membrane from a joint. Portions of the synovial membrane, or cells expanded in vitro, are implanted alone or within a matrix, into the defect site, where they produce new cartilage tissue and repair the defect. Alternatively, partially transformed synovial-derived tissue may be formed in situ and implanted into the defect site.

The invention relates to a biocompatible bleed-stopping and bone healing promoting material and a preparation method thereof. The material is applied to the bone surface or bone section of a human body or an animal, and is characterized in that the biocompatible bleed-stopping and bone healing promoting material is modified starch prepared by modifying natural starch serving as a raw material, and comprises one or more than two of modified starch granules, modified starch sponges, modified starch films, modified starch foams or modified starch glues, wherein the molecular weight of the modified starch is 15,000 to 10,000,000, and the water absorption rate is 1 to 100 times; in the natural starch serving as the raw material, the content of the amylopectin is at least no less than 70 percent of the total amount of the raw material. The invention fulfills the aim of stopping bleeding through direct spraying, daubing and pasting the biocompatible bleed-stopping and bone healing promoting material to touch the bone bleeding surface of wound; meanwhile, the biocompatible bleed-stopping and bone healing promoting material has a function of promoting bone healing, and can be used in the bleed stopping in the sternotomy of Cardio-Thoracic Surgery, spinal surgeries and joint surgeries of orthopedics department, Craniotomy and maxillo-facial surgery and the bleed stopping in the process of trauma care.

The invention relates to a pharmaceutical composition for treating burn and scald and process for its preparation, wherein the composition is prepared from coptis, corktree bark, rhubarb horsetails, garden burnet root, ragwort, alkanna tinctoria, dahurian angelica root, calamine, gypsum fibrosum preparata, sophora bud, borneol.

A dental implant has a hollow shell with outer bio-compatible surface for engaging a soft tissue socket left in gingival tissue after a tooth has been extracted, to promote healing. The shell tapers outwardly from a first to a second perimeter, the second perimeter being asymmetrically scalloped with opposite distal and mesial peaks and opposite lingual and facial valleys between the peaks. A dental implant in the bone socket left after tooth extraction is rigidly connected to a temporary post, the temporary post extending in the shell. The shell engages against the soft tissue socket without gaps and without requiring alignment between the shell and implant axes.

This invention provides anti-acne kits that are useful for treating acne, especially severe cases of acne. The anti-acne kits include a vasoconstrictor and an anti-acne agent, and optionally one or more of a skin lightening therapeutic, a sealing layer, a skin cleanser, an astringent, a skin penetration enhancer, a sunscreen, and nutritional supplements that promote healing of acne lesions. This invention also provides methods for treating acne using a vasoconstrictor in conjunction with an anti-acne agent.

The invention provides aliphatic epoxy-containing PEA polymer compositions with film-forming properties. The aliphatic epoxy di-acids used in the invention PEA compositions include non-toxic fatty aliphatic epoxy homologs. A second, C-protected L-lysine-based monomer can be introduced into the polymer to provide additional chain flexibility. The invention PEA polymer compositions are useful for delivery of bioactive agents when administered internally or used in the manufacture of implantable medical devices. Biodegradable hydrogels can be made using the invention epoxy-containing PEAs.

A medical apparatus and method of use for implanting a percutaneous catheter in a patient's body which catheter can be easily positioned, repositioned, and replaced. The apparatus includes an elongate sleeve comprising a wall surrounding an interior elongate passageway. The passageway extends from a sleeve proximal end to a sleeve distal end. The sleeve is intended to be percutaneously implanted through an incision in the patient's skin so that the sleeve distal end resides subcutaneously. The sleeve outer peripheral surface carries a layer of porous material intended to be placed just under the patient's outer skin layer in contact with the dermis to promote tissue ingrowth for anchoring the sleeve and forming an infection resistant barrier. The sleeve passageway is dimensioned to snugly accommodate the outer surface of catheter while permitting the catheter to slide relative to the sleeve. A sealing device is mounted around the catheter adjacent to the sleeve proximal end to prevent deleterious material from migrating into the patient's body along the catheter outer surface.

A cushion to support patient with bed sores has a top sidewall, a bottom sidewall, an outer lateral sidewall and an inner lateral sidewall defining an aperture therewithin. An outer lateral sidewall periphery of the outer lateral sidewall is greater than an inner lateral sidewall periphery of the inner lateral sidewall. A plurality of ventilation channels are formed on at least one of the top sidewall and bottom sidewall of the cushioning support for promoting blood circulation and air ventilation for the bed sores of the patient.

The fixator is an apparatus for repairing fractures of the distal radius and wrist. Distal, pivot, distraction, and radial members provide an anatomically contoured, radiolucent apparatus that permits the wrist to move through a substantially normal range of motion. A means for distraction of the bones by the fixator is also provided. The fixator may be affixed to the lower arm and hand by spaced-apart elongate distal mounting pins with lower ends adapted or mounting in the metacarpal bone and by spaced-apart elongate radial mounting pins with lower ends adapted for mounting in the radius.

A device and method are provided for grafting a donor component onto a recipient member. In the method, a void in the recipient member is defined by a boundary with predetermined dimensions. Similarly, the donor component is specified as having a boundary with predetermined dimensions that are substantially compatible with the void. Thereafter, suture paths are created in the donor component and the recipient member. When the donor component has been positioned in the void of the recipient member, the suture paths are aligned. Then, a suture is passed through the suture path and across the respective boundaries to secure the donor component to the recipient member.

The invention relates to artificial skin, which is formed by compounding a microporous membrane epidermal layer with piezoelectric conducting performance and a natural high polymer bionic skin corium, wherein the microporous membrane epidermal layer mainly comprises polyvinylidene fluoride and/or a polymer thereof, i.e., polyvinylidene fluoride-trichloroethylene; and the skin corium is a collagen membrane. The preparation method mainly comprises the following steps of: preparing the microporous membrane epidermal layer; polarizing the epidermal layer; and compounding a dermal scaffold and preparing double-layer artificial skin. In the use process of the artificial skin, electric stimulation of which the strength is similar to that of bioelectricity can be generated after binding and extruding, so that healing of a skin wound is facilitated. Meanwhile, the epidermal layer of the artificial skin has a microporous structure of which the size is smaller than those of pathogenic bacteria, so that pathogenic bacteria can be isolated effectively, and infection is prevented; and meanwhile, evaporation of wound moisture can be controlled effectively, and high air permeability and flexibility are achieved.

The invention belongs to the technical field of nano-silver antibacterial gel, and discloses a preparation method and application of nano-silver antibacterial gel with chitosan-poloxamer as the gel matrix. The nano-silver antibacterial gel is characterized by being prepared through the following specific steps of adding poloxamer to a silver nitrate aqueous solution to be evenly stirred, adding trisodium citrate, irradiating the mixture with ultraviolet light after even stirring to obtain a nano-silver stock solution, adding a glacial acetic acid solution and glycerol to the nano-silver stock solution to be evenly stirred, adding poloxamer and chitosan to obtain nano-silver chitosan-poloxamer sol, regulating pH, and standing to make the mixture gelated to obtain the nano-silver antibacterial gel. According to the gel, chemical crosslinking is replaced with physical crosslinking, the problem that because harmful chemical reagents and other cross-linking agents are introduced, cytotoxicity rises is avoided, nano-silver is introduced by using chitosan and poloxamer in a combined mode as a carrier, the gel is stable and low in toxicity, and the gel can be applied to scalded wound surfaces and has great benefits for prognosis and outcome of patients.

Several embodiments disclosed herein relate to compositions and methods for treating or repairing damage to ocular tissue. In particular, several embodiments relate to patches that interact, e.g., by way of an adhesive, with damaged retinal tissue to repair or mend a hole, tear or detachment of the retina from underlying ocular tissue. Still additional embodiments relate to self-assembling patches.

The invention relates to a degradable magnesium-base biomedical material for implantation in orthopaedics. The chemical component of the biomedical material is Mg-xZn-yCa-zAg, wherein x, y and z are percentages by weight (wt.%), and meet 0.1% <= x <= 3.0%, 0.1% <= y <= 3.0%, and 0.01% <= z <= 2.0%. The preparation method of the biomedical material comprises the following steps of: sequentially adding preheated metal Mg ingot, Zn particles, Ca particles and Ag particles to a resistance furnace, heating, smelting and pouring to obtain alloy ingot under mixed gas shield of sulfur hexafluoride and argon gas, then hammering in shielding gas, and finally performing reverse-phase extrusion to obtain an implanted device. The degradable magnesium-base biomedical material for implantation in orthopaedics has an average breaking strength exceeding 180MPa at room temperature, an average yield strength exceeding 120MPa, an average elongation exceeding 22%, and an elastic modulus of about 47Gpa; the alloyed elements are uniformly distributed in the substrate and have good corrosion resistance and excellent biocompatibility; and the biomedical material is suitable for repairing osseous tissue and preparing a moderately stressed implanted device in orthopaedics.

The invention relates to a traditional Chinese medicine ointment for promoting postoperative wound healing, and a preparation method thereof. Raw materials for preparing effective components of the traditional Chinese medicine ointment comprise: balloonflower root, hibiscus mutabilis linn, cactus, angelica archang lica, hirsute gonostegia herb with root, spanishneedles herb, common bletilla tuber, cirsium japonicum, giant knotweed rhizome, wild aconite root, frankincense, dragon's blood, maifanite, tengyuch euonymus bark, common schizocapsa tuber and borneol. The traditional Chinese medicine ointment is prepared by adopting the modern advanced pharmaceutical technology, wherein the selected herbs have suitable compatibility, theories of the Chinese medical science and the modern medicine are met, effects of blood circulation activating, skin regeneration, heat clearing, pain relieving, sterilization and inflammation elimination can be provided, characteristics of wound granulation growth acceleration, wound membrane binding healing promotion, and no scar residue on the wound after healing are provided, and clinical applications confirm that the total efficiency is up to 95.6%, characteristics of safety, no toxic-side effect, and quick effect are provided, and the traditional Chinese medicine ointment is worthy of widely being used so as to promote postoperative wound healing.

A promotor of wound healing and an inhibitor of formation of a urethral stricture, particularly following surgical intervention or infection in the area. Specifically, the most preferred compound of the present invention, Halofuginone, can be used to prevent collagen deposition from occurring within the lumen of the urethra after such trauma, thereby inhibiting urethral stricture formation. Halofuginone, and related compounds, are also useful for the promotion of wound healing after trauma, for example after surgery.

The invention discloses a method to co-construct and organize engineering double layer skin in biological medicinal domain, which is characterized by the following: directional-evoking and differentiating stem cell of various tissue from outer to surface cell and dermal cells; getting the cell group; combining with biological material; constructing the method; preparing substitution good to restore and heal clinical burn, ulcer, would, deformed, defection after operation and scar on support stock. This method possesses larger market value latent force and wide prospect.

An apparatus and a system for delivering a two-tier oxidative therapy to a dental patient. The apparatus is a mouthpiece made of rubber or thermoplastic elastomer that provides a full or partial coverage of the teeth and gums to be treated, firstly with vaporized hydrogen peroxide and later, ozone gas. The design of the mouthpiece encompassing multiple injection tubes also allows all surfaces of all teeth and gums to be treated at the same time, thereby offering a quick, painless and economical procedure to the dental patient.

Toe separators for use by a diabetic patient to maintain the toes separated, even when wearing shoes, to prevent the development of sores on the toes resulting from abrasion, and to promote healing are disclosed. In a preferred embodiment, there is provided a generally flat sole insert for protecting the user's heel, wherein the insert is further provided with a plurality of upwardly projecting toe dividers for keeping the toes separated. The dividers effectively separate the user's toes to prevent rubbing while allowing the user to walk wearing shoes. In various alternate embodiments, there are disclosed individual soft toe caps that may be individually placed over one or more individual toes to protect and separate the toes. In still another alternate embodiment, the individual toe separators may be fabricated as double-wall caps formed by inner and outer layers of a soft, FDA approved silicon material, and adapted to be filled with water or other suitable liquid or a gel. According to another aspect, the present invention provides a foot protector to be worn on the foot of a patient. The foot protector preferably incorporates one or more water-filled toe protectors for separating the toes as generally described above. Each of the embodiments may define a plurality of ventilation holes formed by welding of inner and outer portions. Any of the embodiments disclosed herein may further include medicated powders to reduce friction and aid in healing ulcerations. The filled embodiments may further be cooled or heated to provide therapeutic cooling or warmth to the foot and toes.

The invention relates to a carbon nanotube (CNT) reinforced injectable antibacterial conductive nano composite haemostatic cryogel dressing as well as a preparation method and application thereof. The preparation method comprises the following steps of firstly adding glycidyl methacrylate functionalized quaternized chitosan (QCSG) into a solvent, and preparing into a QCSG solution; adding a CNT and PF127 into a solvent, and preparing into CNT dispersion liquid; mixing the QCSG solution and the CNT dispersion liquid, meanwhile, adding an initiator solution and a TEMED (Tetramethylethylenediamine) solution, and uniformly mixing, so that mixed liquid is obtained; placing the mixed liquid at subzero 18 to subzero 20 DEG C, and carrying out a reaction for 18h to 24h, so that a cross-linked cryogel network in a frozen state is obtained; putting the cross-linked cryogel network in the frozen state into a solvent, and thawing, so that the CNT reinforced injectable antibacterial conductive nano composite haemostatic cryogel dressing is obtained. The cryogel dressing provided by the invention has high elasticity and ultrafast shape restoration capacity, can be used for quickly absorbing blood, and has photothermal antibacterial performance and the like.

The invention discloses a surgical fitting nail for kidney-shape forming and a forming groove thereof, wherein the forming groove is composed of a lateral face, a bottom face and a diagonal ridge which are formed by the forming groove inwards concave on the surface of a nail anvil; M-shaped fitting nails are used; the convex degree of the M-shaped fitting nails which are arranged on an inner ring or the near side of a cutter groove on the middle parts of nail beams are larger than that of the M-shaped fitting nails arranged on an outer ring or the far side of the cutter groove on the middle parts of the nail beams; thus, when the fitting nails with same heights are used for fitting fitted tissues with different thicknesses, the M-shaped fitting nails are bent on the forming groove by a nail pushing block so as to form a kidney-shaped fitting nail; therefore, the surgical fitting nail achieves beneficial surgical effect of closing, stanching the fitted tissues and healing peripheral tissues.

The invention provides a medicament for curing oral ulcer, which is characterized in that every 100 g of product comprises the following components by mass: 0.1 to 25 g of chitosan, 70 to 99.8 g of polyvinyl alcohol, and 0.1 to 5 g carboxy methyl starch sodium. The medicament has excellent flexibility, imbibition property and permeability. After use, a protecting film is formed on the wound of the oral ulcer, so as to effectively prevent the foreign objects from contacting the wound and prevent bacteria from invading, promote wound occlusion, avoid wound infection, and relieve the pain during wound occlusion process. In addition, the medicament has excellent biocompatibility and adhesiveness, has the effects of protecting ulcer surface and removing the rotten and letting fresh grow, and is suitable for the oral wounds of oral ulcer, gum erosion, oral mucosa bite wound, etc.

The invention discloses a blue shark skin collagen compound gel preparation. The blue shark skin collagen compound gel preparation is characterized in that the gel preparation comprises the following components by weight percent: 1-9% of blue shark skin collagen, 0.25-2.25% of chitosan, and the balance of a gel matrix. The invention further provides a preparation method of the gel preparation. The gel preparation can be used to rehabilitate a wound surface in an oral cavity.

The photo therapy apparatus of the present invention comprises one or more light sources which are integrated with a breast pump for providing photo therapy treatment to the breast and nipple of women during pumping of breast milk. The light sources can be lasers, light emitting diodes (LEDs), lamps, or any other types of light sources which produce therapeutic light in a desired wavelength range. The therapeutic light is delivered through the breast-shield or flange of the breast pump to the breast and nipple and produces a variety of photochemical processes, e.g. increase of ATP (adenosine triphosphate), triggering of photo neurological response and activation of enzymes, changes in local pressure, increases in temperature, and deformation of cellular membranes. Such photochemical reaction helps to reduce pain and promote healing of nipple lesion and in the meantime enhance yield of breast milk.

The invention discloses a disposable radial artery hemostatic bandage which belongs to the technical field of medical equipment. The disposable radial artery hemostatic bandage includes a belt body part wound on an arm, and a hemostatic part for pressing a radial artery blood vessel; two ends of the belt body part are in bonding connection; the hemostatic part successively includes a blood absorption layer formed by hemostatic dressing, a foam buffer layer formed by plastic foams, and a pressing plate formed by rigid plastics, wherein the blood absorption layer, the foam buffer layer, and the pressing plate are connected into a whole; the pressing plate is arranged in the central location of the belt body part, and the area of a pressing surface of the pressing plate is larger than the areas of pressing surfaces of the blood absorption layer and the foam buffer layer. The blood absorption layer, the foam buffer layer, and the pressing plate are combined together to achieve the good effects of compression hemostasis and promotion of wound healing, and the disposable radial artery hemostatic bandage is reasonable in structural setting and is easy to use.