428 results about "Elastic bandage" patented technology

The invention relates to a spunlace composite nonwoven material which comprises filiform elastomer, the preparation method and the equipment of the spunlace nonwoven material. The material consists of two or more layers of fiber nets and at least one layer of basically mutual parallel filiform elastomer material. The equipment consists of at least two channels of opening and carding systems, namely at least two sets of opening, blending and carding facilities, a filiform elastomer material unreeling device between the output end of a front carding machine and the input end of a back carding machine, a spunlace facility, a drying device and a winding facility. The method: the filiform elastomer material is unreeled and overlapped with the fiber net carded out by the carding machine, and then the filiform elastomer material that is in an extended state and fiber engagements are reinforced, dried and winded through a spunlace reinforcing method to finally form windingly packaged filiform elastomer spunlace composite material. The material is suitable for the fields of the medically used elastic bandage and the like and has the advantages that the manufacturing process is simple, the adhesive is not used, the raw material is saved, the energy consumption is reduced and the touching comfort and the application safety are excellent.

The invention relates to a portable multi-mode controlled hand function rehabilitation training device, wherein a four-fingered driving mechanism and a four-fingered reducing mechanism are arranged on a thumb plate; a thumb driving mechanism and a thumb reducing mechanism are arranged on the thumb plate; the four-fingered driving mechanism is connected with a connecting rod mechanism by the four-fingered reducing mechanism; the connecting rod mechanism is connected with a curved chute mechanism and a self-adaption finger adjusting mechanism; the curved chute mechanism is driven by the four-fingered driving mechanism, so that the movement of metacarpal joints and the movement of proximal phalangeal joints are realized; the thumb driving mechanism is connected with a thumb driving connecting rod mechanism by the thumb reducing mechanism; the driving connecting rod mechanism is connected to a thumb curved chute mechanism; the front end of the thumb curved chute mechanism is connected with a non-elastic bandage for thumbs; the thumb driving mechanism drives the thumb curved chute mechanism to prompt thumb joints to move. According to the portable multi-mode controlled hand function rehabilitation training device, two micro-motors are used for realizing single training of thumbs, and joint training and grabbing training of four fingers; the independent movements of thumb metacarpophalangeal joints, four-finger metacarpophalangeal joints and proximal phalangeal joints under a simple structure are realized.

The invention discloses an automatic spiral-dressing type dressing changing device. The automatic spiral-dressing type dressing changing device comprises a sickbed body, and wound dressing devices symmetrically arranged on two sides of the sickbed body. Each wound dressing device comprises a support plate, a lifting mechanism slidably connected with the support plate, and a transmission mechanismarranged on the lifting mechanism. Each transmission mechanism comprises a rotating disc and a bandage winding device. Each bandage winding device comprises a screw, a casing sleeving the screw, and atraveling gear in meshed connection with the screw. A central shaft of each traveling gear extends to the outside of a limiting slot to be connected with a 'T'-shaped connecting rod. An elastic bandage fixing clip is connected to the bottom end of each connecting rod through a rotating mechanism. The automatic spiral-dressing type dressing changing device has the advantages that a spirally-reverse folding method is realized through the wound dressing devices to prevent deflection of bandages during dressing, uniformity and firmness in dressing are achieved, and the dressing efficiency is improved; the tensioning degree of the bandages can be automatically adjusted during dressing to avoid loosening of the bandages; the wound dressing devices are pushed below the sickbed body, and accordingly, the occupying space of the wound dressing devices is saved.

The invention discloses a novel medical polymer elastic bandage, which belongs to the technical field of medical dressings and is integrally in a netlike structure. The novel medical polymer elastic bandage comprises three layers, namely a cotton and yarn mixed weaving base layer in the middle, a carbon fiber medical repairing layer above the cotton and yarn mixed weaving base layer and an antibacterial sterilization layer as a lower layer. The cotton and yarn mixed weaving base layer is a netlike cloth layer with the cotton as warps and the yarns as woofs; the carbon fiber medical repairing layer is 1-3 mm in thickness, includes nanometer carbon fibers attached with nanometer level electrical stone particles and is stuck together with the cotton and yarn mixed weaving base layer through a hot pressing way; and the antibacterial sterilization layer is a nanometer silver modified polyethylene layer of 1-3 mm in thickness. By adopting the netlike structure, elasticity of the novel medical polymer elastic bandage disclosed by the invention increases; the nanometer level electrical stone particles in the upper carbon fiber medical repairing layer can emit anionic far infrared rays which are not only free from stimulation to skin, but also have a health care function on speeding up wound healing; and the nanometer silver modified polyethylene layer has an antibacterial sterilization function. Therefore, the whole bandage can be suitable for various injury situations.

A nano-silver wound dressing consists of a skin contact layer made from hydrophilic cloth and directly contacting wound on surface of skin, a disinfecting (or bactericidal) antitoxic layer made from activated charcoal cloth impregnated with nanocrystalline silver, a blood absorbing and styptic layer made from non-woven cloth with superabsorbent polymer, an isolation layer made from composite fabric with pore size less than 5 μm, and an elastic bandage for fixing a main body on the site of wound. Edges of the isolation layer and the skin contact layer are integrated to form a main body while the disinfecting (or bactericidal) antitoxic layer as well as the blood absorbing and styptic layer are separated from each other and both enclosed inside the main body.

In one aspect, a wound treatment system includes an inner layer comprising a foam material impregnated with a zinc oxide containing composition with or without calamine and/or ichthammol and in the presence or absence of antimicrobial agent (inorganic and/or organic). An optional outer layer comprises a short/long stretch compression bandage. In another aspect, a method of manufacturing the foam article impregnated with the zinc oxide containing composition is disclosed. In yet another aspect, a method of applying the wound treatment system to a patient's leg is disclosed. In still another aspect, a kit is provided including a foam layer impregnated with a zinc oxide containing composition; optionally, an elastic bandage component (e.g., long or short stretch elastic bandage); and, optionally, an outer stocking or sleeve, wherein the bandage system components are packaged together.

The non-woven fabric medical self-viscolelasticity bandage is formed from non-woven fabric, polyurethane fibre and adhesive, and its production method includes the following steps: (1) selecting hot-rolled or hydro-entangled non-woven fabric, its thickness is 10g/sq.m-40g/sq.m; (2) elasticity range of polyurethane fibre is 70D-120D; (3) placting the non-woven fabric on the wide-width warp knitting machine, using polyurethane fibre as warp yarn, and making them into elastic non-woven fabric; (4) spraying adhesive onto both faces of elastic non-woven fabric; and (5) drying at 80-100 deg.c in oven so as to obtain the invented product.

The invention relates to a composite self-adhering elastic bandage of a functional biological dressing, which comprises a self-adhering elastic bandage and a functional biological dressing sheet. The functional biological dressing sheet is adhered to one end of the self-adhering elastic bandage by an adhesive or is sewn to be fixed at one end of the self-adhering elastic bandage; the functional biological dressing sheet is prepared by 68.5 percent to 92.0 percent of calcium alginate fibers and 8 percent to 31.5 percent of chitosan fibers, which are used as the raw materials; and the calcium alginate fibers and the chitosan fibers are processed by acupuncture to form a non-woven fabric sheet. The advantages of the self-adhering elastic bandage and the functional biological dressing sheet are combined; the effect of rapidly winding and binding a wound surface or a wound is achieved; the composite self-adhering elastic bandage for the functional biological dressing is convenient to rapidly treat the wound and the wound surface, can also be used for stopping bleeding and promoting wound healing and is suitable for emergency treatment such as first aid, field damage, movement damage and the like.

The invention provides a sponge and elastic nonwoven compounded self-adhesive bandage and a preparation method thereof. Polyurethane sponge and elastic nonwoven are compounded to form the self-adhesive bandage by a composite adhesive and the surface of the elastic nonwoven is coated with a self adhesive. The preparation method is that: the polyurethane sponge, the elastic nonwoven and the composite adhesive are obtained; the surface of the polyurethane sponge is sprayed with the composite adhesive in the forms of fine particles by a spray gun; the elastic nonwoven is compounded onto the polyurethane sponge; and then the surface of the elastic nonwoven is sprayed with the self adhesive; finally the compound is put into an oven to be dried, roll cut and the sponge and elastic nonwoven compositing self-adhesive bandage is obtained. The sponge and elastic nonwoven compositing self-adhesive bandage of the invention has distinctive features of softness, natural air permeability, water repellency, comfort, etc., and no stimulation to skin; the bandage has autoadhesion and can be conveniently separated; furthermore, the bandage can not only be used separately but also in combination with common bandages.

This invention is about a cohesion elastic bandage and method of manufacture, and the cohesion elastic bandage is composed of synthesized glue and stretch fabrics. The manufacturing method of this cohesion elastic bandage contains fabrics feed preparation, glue confection, fabrics loading glue, drying, finished products production, and other technology steps. The cohesion elastic bandage can be used in therapeutic nursing, athletics protecting and the parts those can be fixed, supported and bundled. This bandage has the advantages of low sensitization, good permeability, good handle, even glutinosity, easy to be opened and excellent ageing resistance, so it is a ideal products for replacing traditional cohesion bandage.

The invention relates to a method for producing adhesive flexible bond. Wherein, it uses flexible fabric, uses dual-layer adhesive machine. And the method comprises preparing adhesive, preparing flexible fabric, plating adhesive on the fabric, drying and producing final product. The invention coats adhesive on two surfaces of flexible fabric synchronously, with high efficiency. And it has uniform adhesive and better penetration.

The invention discloses a movable type limb stand for an orthopedic therapy. The limb stand comprises an upper clamping board and a lower clamping board, the size of the upper clamping board is equal to that of the lower clamping board, rubber limited blocks are arranged at the front ends of the upper clamping board and the lower clamping board, an emergency medicine cabinet is arranged on the position, on one side of a base seat, of the surface of the upper clamping board, the bottom of the emergency medicine cabinet is fixed through a bolt, an electric telescopic pole is fixed to the center of the surface of the upper clamping board through the base seat, and thus the occurrence of excessive regulation during height regulation can be avoided, the safety of the device can be further improved, an universal head can regulate the deviation angle of a supporting table at multiple angles, and it is convenient to regulate the limb actions of a sufferer slightly; a supporting pad is fixed to the surface of the supporting table, the inner surface of the supporting pad is densely covered with massage protrusions, vent holes are formed between the massage protrusions, and the massage protrusions and the vent holes can take massage and health care effects on the injury affected part of the sufferer; the supporting pad is of a U-shaped rubber soft structure, and an elastic bandage is arranged on the bottom of the supporting pad.

The invention belongs to the field of medical apparatuses, and provides a pressure detecting elastic bandage. The pressure detecting elastic bandage comprises a bandage body, and further comprises a pressure sensor fixed on the surface of the bandage body, wherein the pressure sensor is connected with a displayer in a matching way. The pressure detecting elastic bandage can measure and display a force, acting on a human body each time, of the bandage in real time, is convenient for a doctor to achieve operation datamation and provides a technical support for statistical quantification in the future treatment to the wounded.

The invention provides a synthetic rubber self-adhesive elastic bandage and a production method thereof. The synthetic rubber self-adhesive elastic bandage takes a non-woven fabric substrate or a cotton fabric substrate as a bandage substrate. A layer of adhesive is respectively coated on the front surface and the back surface of the bandage substrate, and the mass formula of the adhesive is as follows: 60-80 parts of polyisoprene, 10-20 parts of styrene-butadiene rubber, 10-20 parts of polyisobutylene, 5-30 parts of modifier, 300-800 parts of solvent and 0.1-10 parts of antioxidant. The synthetic rubber self-adhesive elastic bandage synthesizes the adhesive through the chemical formula, thereby replacing natural latex and leading the produced synthetic rubber self-adhesive elastic bandage to have the advantages of low allergy property, easy preservation and simple preparation process.

An elastic bandage is disclosed having narrow extension portion to allow for beginning compression at a specified pedal digit or finger. The elastic bandage can be wrapped around the identified digit and remain in place, as required, by integrated fastening hooks. The elastic bandage may be further wrapped around the foot or hand, as appropriate, to provide compression at the surgical site, as well as positional overcorrection, if required.

The invention relates to an elastic bandage for creating a compression dressing comprising foam and a textile material having a textile inner layer that can be placed on the skin and at least one outer layer. The inner layer contains a woven, mesh and/or knit fabric.

The invention relates to an auxiliary bandaging device for an elastic bandage, and belongs to the technical field of medical equipment. The auxiliary bandaging device is used for the postoperative hemostasis bandaging of the elastic bandage, and is characterized by comprising an upper fixing plate and a lower fixing plate, wherein the upper fixing plate is placed at a waist, the inner lateral surface of the upper fixing plate imitates the shape of the waist, and the outer lateral surface of the upper fixing plate is provided with salient points, grooves, fixing holes or sheaths; the lower fixing plate is placed outside thighs, the inner lateral surface of the lower fixing plate imitates the shapes of the thighs, and the outer lateral surface of the lower fixing plate is provided with salient points, grooves, fixing holes or sheaths; and the auxiliary bandaging device also comprises a front fixing plate an a rear fixing plate according to actual requirements. After patients do operation, the elastic bandage winds on the auxiliary bandaging device, so that the elastic bandage can be prevented from sliding and curling effectively; and compared with the conventional bandage hemostasis method, the auxiliary bandaging device has the advantage that after the auxiliary bandaging device is adopted, the bandage is not tied in flesh, so that the pain of the patients is relieved effectively. By using the auxiliary bandaging device for the elastic bandage, pressure can be reduced at any time according to actual requirements, so that the arterial occlusion of lower limbs and deep venous thrombosis of the patients are avoided.

The present invention provides a composite material for use in the manufacture of orthopedic elastic bandages for supporting body parts by means of compression. The composite material has a central layer (110), an inner layer (130) and an outer layer (120). The central layer has a set of grooves (100) on one side thereof which intersect to define a grid pattern and function as channels along the width and length of the central layer to facilitate heat and moisture dissipation from the supported body part. A set of cuts (150) extend through the entire depth of the center layer, and are distributed across the surface area of ​​the center layer, while still maintaining sufficient elasticity and density to provide adequate compressive support. In one embodiment of the invention, the central layer has a set of arcuate slits (250) defining a tab portion (255) still hingedly connected to the central layer.

A compression bandaging system comprising a) an inner skin facing, elongated, elastic bandage comprising: (i) an elongated, elastic substrate and (ii) an elongated layer of foam, said foam layer being affixed to a face of said substrate and extending 33% or more across said face of substrate in transverse direction and 67% or more across said face of substrate in longitudinal direction; and b) an outer, elongated, self-adhering elastic bandage; said bandage having a compressive force when extended; wherein, in use, said foam layer of the inner bandage faces the skin and the outer bandage overlies the inner bandage.