193 results about "Dressing change" patented technology

The invention discloses a leg dressing change supporting frame for the orthopedics department, and belongs to the technical field of supporting frames, the leg dressing change supporting frame for the orthopedics department comprises a base and a supporting plate, first sliding grooves are formed in the two ends of the base, and lifting mechanisms used for driving the supporting plate to ascend and descend are installed on the first sliding grooves; the lifting mechanism comprises an electric push rod, and the electric push rod is fixedly connected to one end of the first sliding groove. An electric push rod drives a first telescopic rod to move back and forth, the first telescopic rod moves back and forth to drive a first sliding block to slide back and forth, the first sliding block slides back and forth to drive a supporting connecting rod to rotate, the supporting connecting rod rotates to drive a telescopic column to stretch out and draw back, and the telescopic column stretches out and draws back to drive a supporting plate to ascend and descend. The height of the supporting frame is adjusted, meanwhile, the supporting plate ascends so that the illuminating lamp can be close to the legs of the patient, wounds on the legs of the patient can be illuminated more clearly, medical staff do not need to manually adjust the height of the illuminating lamp, and dressing change of the medical staff is facilitated.

The utility model discloses a postoperative wound protection device for thoracic surgery, which relates to the technical field of postoperative care and comprises gauze, a gasket is fixedly connected outside the gauze, the left side and the right side of the gasket are respectively and fixedly connected with a side belt, and a movable component convenient for changing medicine is arranged inside the gauze. According to the wound protection device used after the thoracic surgery, the groove, the movable piece, the movable head, the inner plate, the mucilage glue, the medicine cloth and the fixed head are arranged, the position of the gasket is aligned to the outer portion of the wound position after the thoracic shell operation of a patient, the gauze covers the surface of the wound, and when dressing change is needed, the fixed head is opened, the movable piece is opened at the front end of the groove, and then the dressing change is completed. Meanwhile, a plurality of groups of mucilage glue are arranged on the inner plate, close to the wound surface, of the movable piece, so that the medicine cloth is fixed on the inner plate through the mucilage glue, when the medicine cloth needs to be replaced, the medicine cloth is directly torn off at the mucilage glue position and then is covered again, and the problem that the device does not have the function of facilitating medicine changing is solved.

This utility model provides a surgical dressing change device to prevent cross-infection, relating to the technical field of surgical dressing change devices. It includes a dressing table with a disinfection mechanism at its front. The disinfection mechanism includes two first-step motors, each with its bottom surface fixedly connected to the outer surface of the dressing table. Two threaded shafts are rotatably connected to the inner wall of the dressing table, with the end of each threaded shaft near the first-step motor fixedly connected to its output end. A movable box is threadedly connected to the outer surfaces of the two threaded shafts, and a water pump is fixedly connected to the upper surface of the movable box. This cross-infection-preventing surgical dressing change device ultimately disinfects the patient's contact area by spraying water through a nozzle at the outlet of a first multi-directional output pipe onto the surface of a rotating ring. This effectively avoids the problem of increased workload and longer disinfection cycles for medical staff caused by the lack of automatic disinfection functionality in traditional dressing change devices.

The invention discloses a thoracic surgery wound dressing change whole-course sterile protection intelligent operation mechanism which comprises an operation mechanism, a limiting mechanism and a fixing buckle, and the operation mechanism, the limiting mechanism and the fixing buckle are arranged in an upper-middle-lower structure; the operating mechanism comprises a middle pad, a first fixing block, a first breaking ball, a positive pole magnetic plate, a first placement groove, a limiting column, a rotating hole, a rotating shaft, a rotating roller, a fixing rubber column, a first visual film, a top pad, a second fixing block, a second breaking ball, a negative pole magnetic plate, a second placement groove, a first fixing hole, a second fixing hole, a breathable film, a third fixing block, a flexible film sensor, a fixing ring, a second visual film and a soft sealing buffer ring. The first through groove is arranged in the first through groove. According to the scheme, by means of the integrated design of intelligent monitoring, dynamic sealing, convenient operation and close fitting, the problem of pain points in the prior art is solved, upgrading from passive protection to active monitoring is achieved, and the whole-process sterility, operation efficiency and wearing experience are all considered.

The utility model relates to the technical field of medical treatment, and discloses a dressing change cart with an auxiliary functional component, which comprises a pushing block, the top end of the pushing block is fixedly connected with a medicine applying block, the top end of the medicine applying block is provided with a medicine applying groove, the inside of the medicine applying groove is provided with an arc binding block through a position moving mechanism, and the arc binding block is provided with an auxiliary functional component. An arc containing groove is formed in the top end of the medicine applying block, the arc constraint block is driven by the connecting rod to move, the constraint position is adjusted, the constraint position of a patient can be conveniently adjusted according to the wounded part of the patient, then the constraint belts get close to each other, and the constraint belts are fixed through the positive hook-and-loop fastener and the negative hook-and-loop fastener; fixing of the wounded part of the patient is completed, the phenomenon that the patient moves randomly during medicine applying is avoided, and the medicine applying efficiency on the patient is improved.

The invention belongs to the field of dressing change vehicles, and particularly discloses a dressing change treatment vehicle which comprises a moving vehicle, a treading self-locking height adjusting mechanism, a medicine groove basket, a variable dimension type treatment table and a self-disinfection storage bucket. According to the situation that the dressing change treatment vehicle is large in occupied space and inconvenient to store, a spatial dimension change mode is adopted, and the multiple technical effects that the dressing change treatment vehicle is large in occupied space, inconvenient to store and capable of preventing pollution of drugs are effectively achieved through a multiple embedded telescopic movement mode; according to the situation that the height of the dressing change treatment vehicle cannot be adjusted, and the waist pressure of medical staff is increased, the technical effect that the height of the dressing change treatment vehicle is flexibly adjusted is achieved in a stepping self-locking type lifting mode, and the dressing change treatment vehicle is perfectly matched with the medical staff of different heights.

The utility model belongs to the technical field of medical instruments, and particularly relates to a dressing change cart which comprises a cart base formed by welding high-strength steel, a modularly-designed bearing plate frame B is installed on the top of the cart base in an inserted mode, a bearing plate frame A is further installed on the upper portion of the bearing plate frame B in an inserted mode, and the bearing plate frame A and the bearing plate frame B are rapidly assembled and disassembled through a sleeve and an insertion rod. The carrying plate frame A and the carrying plate frame B are spliced end to end to form a stretcher for emergency patient transportation, one end of the carrying plate frame A and one end of the carrying plate frame B are respectively provided with a carrying plate handle A and a carrying plate handle B which accord with ergonomics, anti-skid materials are adopted, an adjustable fixing device is arranged to improve carrying comfort and safety, and the connecting components comprise butt joint bent pipe ends A and B, butt joint buckles and large-head screws. And the supporting rods are welded to the upper surface of the vehicle base and correspond to the sleeves through the combined insertion holes, and the height consistency and the connection stability of the bearing plate frame A and the bearing plate frame B are guaranteed.

The utility model relates to medical instrument technical field discloses a drainage tube exudation collecting device, including ostomy bag, one end of ostomy bag is equipped with drainage interface, the outside wall of ostomy bag is equipped with pipe -through disc, the pipe -through disc includes: outer adhesive disc, fixedly connected in the outside wall of ostomy bag, exudation hole, the center position of outer adhesive disc is set up, cutting line, the thickness of drainage tube and whether have additional device all do not influence the use of exudation collecting bag, and the sterile operation of relatively easy implementation, spares the process that drainage tube is from exudation collecting bag whole pipe -through, can prevent infection, and save the time of dressing change, simultaneously, reduce the frequency of dressing change, reduce medical care work burden and patient's economic burden and avoid the exudation wet patient clothes and bed, improve patient comfort, and it is convenient for drainage tube to carry out effective fixation after pipe -through collecting bag, help to prevent unplanned extubation under the exudation state of drainage tube.

The invention belongs to the technical field of medical care, and particularly relates to a dressing change device for thoracic surgery nursing, which comprises a fixed base, a protection part is placed in the middle of the fixed base, the protection part is used for isolating and protecting a wound, and a medicine application part is arranged in the protection part. The lower end of the medicine applying part is coated with medicine and can penetrate through the protection part to make contact with the knife edge. The protection part comprises a supporting knot, a supporting base, a sticking piece, an upper seat and an upper cover, the supporting knot can be arranged in the middle of the fixed base in a sleeving mode, the supporting base is fixedly connected with the lower end of the supporting knot, the middle of the sticking piece is stuck to the upper portion of the supporting base, and the upper seat is fixedly connected with the upper portion of the supporting knot. Storage, preprocessing and bearing functions are integrated through integrated design, and operation is simplified; the flexible sealing structure adapts to thoracic activity, and dynamic protection and ventilation are achieved; and non-contact sterile taking and placing, accurate positioning and low-sensitivity fixing are combined, so that the dressing change efficiency, the safety and the patient comfort are remarkably improved.

The application belongs to the technical field of biological medicine, and particularly relates to a composite material containing a local anesthetic and a preparation method thereof. The composite material containing the local anesthetic comprises the following raw materials in parts by weight: bupivacaine hydrochloride 10-15 parts, a light-heat conversion agent 4-8 parts, delta-cadinene 0.5-1 part, a penetration enhancer 1-3 parts, and glycerol 2-5 parts. The light-heat conversion agent and the bupivacaine hydrochloride are added in combination, so that the discomfort caused by photothermal therapy is relieved. The delta-cadinene and the bupivacaine hydrochloride are combined, so that the analgesic effect is improved, the analgesic time is prolonged, the pain caused by frequent dressing change is avoided, and the toxic side effects caused by the accumulation of blood drug concentration are avoided. In addition, the penetration enhancer composed of egg membrane protein peptide and polylysine is introduced, so that the absorption of the effective components by the skin is further promoted, and the analgesic effect is quickly exerted.

The medical dressing paste comprises a non-woven fabric layer, a bearing piece and a dressing body, a through hole is formed in the middle of the non-woven fabric layer, the lower side of the interior of the through hole is connected with a medical transparent net, the bottom face of the non-woven fabric layer is connected with release paper through an adhesive layer, the bearing piece is located on the upper side of the through hole, and the dressing body is arranged on the bearing piece. The edge of the bottom face of the bearing piece is fixedly connected with the top face of the non-woven fabric layer outside the through hole, a U-shaped hole is formed in the bearing piece, the bearing piece on the inner side of the U-shaped hole is a movable piece, the bearing piece on the outer side of the U-shaped hole is a connecting piece, the bottom face of the movable piece is connected with a dressing body located in the through hole, a sealing zipper is connected in the U-shaped hole in the length direction of the U-shaped hole, and the sealing zipper is closed or opened through a puller. The utility model provides a medical dressing plaster capable of observing a wound, which aims to solve the problem that the wound condition is inconvenient to observe and the dressing is inconvenient to change when the dressing plaster is used, can reduce the tearing of the wound of a patient, and can ensure the adhesion between the dressing plaster and the skin of a user.

The utility model relates to the field of static therapy dressing change carts, and discloses a movable static therapy dressing change cart which comprises a cart body, a threaded rod is rotationally connected to the inner wall of the upper end of the cart body, a movable column penetrates through and is in threaded connection with the outer wall of the threaded rod, and a limiting groove is formed in the inner wall of the front end of the movable column. A bearing block is slidably connected to the outer wall of the moving column, and a fixed block is fixedly connected to the outer wall of the upper end of the bearing block. According to the device, the bearing block, the fixed block, the movable column and the like are arranged, the bearing block is moved upwards to drive the medicine table to move so as to roughly adjust the height of the medicine table, and after adjustment is completed, the position of the fixed block is fixed through the limiting rod, so that the bearing block and the medicine table are fixed; then the threaded rod is rotated to enable the movable column, the bearing block and the circular truncated cone to move upwards so that the circular truncated cone can move to the comfortable position of the patient, the medicine table can be rapidly adjusted to the comfortable position of the patient, and adjustment is convenient.

The invention discloses a clinical skull fracture repairing device suitable for neurosurgery department, which comprises a protective shell, a connecting ring is fixedly mounted on the lower surface of the protective shell, a mounting bottom frame is arranged on the outer side of the lower end of the protective shell, a first prefabricated groove matched with the connecting ring is formed in the mounting bottom frame, and a second prefabricated groove matched with the connecting ring is formed in the mounting bottom frame; a fixing block is integrally and fixedly mounted on the outer surface of the mounting bottom frame, and a sponge ring is arranged at the inner wall end of the mounting bottom frame in a sticking manner; the elastic band is arranged on the outer side of the lower end of the mounting bottom frame, and the outer side of the lower end of the elastic band is connected with a matched fixing buckle; and the second prefabricated groove is formed in the lower end of the protective shell, and air holes are formed in the upper end of the protective shell in a penetrating mode. According to the clinical skull breaking repairing device suitable for the neurosurgery department, the protective shell can be conveniently and directly detached from the head of a patient, follow-up medicine changing and other work are facilitated, meanwhile, the massage function is achieved, and the situation that the head of the patient is prone to itching is conveniently relieved.

The utility model discloses a multifunctional dressing change nursing trolley which comprises a trolley frame with the top open and a plurality of drawers arranged on one side of the trolley frame, and the drawers can slide in the vertical direction of the side face of the trolley frame. The fixed dressing change platform is arranged in an opening in the top of the frame, and a movable dressing change platform is horizontally arranged above the fixed dressing change platform. According to the multifunctional dressing change nursing trolley, by arranging the fixed dressing change platform and the movable dressing change platform which can be stacked, the operation area of medical staff during dressing change can be increased, the dressing change efficiency is improved, the fixed dressing change platform can be protected, articles can be conveniently placed, meanwhile, after the movable dressing change platform is folded, a drawer on the side face can be locked, and the dressing change efficiency is improved. The medical dressing change cart is prevented from sliding out after being collided in the moving process, the interior of the medical dressing change cart is more stable, follow-up article taking is facilitated, and the overall dressing change efficiency is improved.

The utility model relates to the field of medical instruments, in particular to a surgical dressing change nursing trolley which comprises a nursing trolley body, a supporting frame is installed on the nursing trolley body in a sliding mode, and the sliding direction of the supporting frame is the length direction of the nursing trolley body. The supporting frame is located on one side of the nursing trolley body in the length direction or contracts on the nursing trolley body under the sliding effect. A containing frame used for containing limbs of a patient and a garbage bag frame used for being sleeved with garbage bags are arranged at the top of the supporting frame, the garbage bag frame is located below the containing frame, and a fixing block used for fixing the garbage bags to the garbage bag frame is arranged on the garbage bag frame. And when the garbage bag is arranged on the garbage bag rack in a sleeving manner, the garbage bag is positioned under the limbs of the patient placed on the placement rack.

The utility model relates to a kind of shower for the auxiliary wound dressing of postoperative circumcision, including first wearing mechanism, first connecting strip fixedly arranged on first wearing mechanism, second wearing mechanism fixedly arranged on first connecting strip, second connecting strip fixedly arranged on second wearing mechanism, spraying mechanism fixedly arranged on second connecting strip;The spraying mechanism includes fixedly arranged on second connecting strip base, first sliding slot fixedly arranged on base, second sliding slot fixedly arranged on base, sliding seat slidingly arranged on first sliding slot and second sliding slot, press spray head fixedly arranged on sliding seat, connecting pipe fixedly arranged on sliding seat, first magic tape fixedly arranged on base;Solved the problem that the efficiency is lower and needs to be dipped for disinfection multiple times in the prior art, cleaning effect is greatly influenced by medical staff operation.

An anus fistula postoperative dressing and medicine putting device, including push tube, outer tube and front end guide tube, the inner cavity of outer tube is equipped with the channel of injection and push, one end of outer tube is rotating end, the other end is insertion end, the side of outer tube close to insertion end is equipped with outer thread, one end of front end guide tube is holding end, the other end is equipped with petal type opening, the inner thread of front end guide tube is equipped with the matching of outer thread, the middle part of push tube is equipped with cavity, one end of push tube is push end, the other end is piston end, the piston end of push tube is inserted from the side of rotating end of outer tube, and the piston end of push tube is sliding connection with outer tube, in initial state, the holding end of front end guide tube is screwed on outer tube, and the insertion end of outer tube is received in front end guide tube, the utility model discloses convenient operation, can control the depth of dressing, reduce the possibility of wound infection and anus fistula recurrence, shorten the wound healing period, reduce the patient's pain.

The utility model provides a split patient medicine changing trousers, including front trousers body, is equipped with the dismounting hip trousers body on front trousers body, is equipped with two trousers legs in hip trousers body bottom, is equipped with fastening bag in one side of front trousers body, is equipped with third magic paste between fastening bag and front trousers body, is equipped with installation bag on one of trousers legs. When replacing medicine, only partial hip trousers body is opened, front trousers body and two trousers legs are all worn on the patient's body, avoid long time exposure patient's whole lower half of the body, make the patient easily chill condition happen. Fastening bag and installation bag can guarantee that the urine bag is installed on the patient's body, so that the urine bag is firm, improve the convenience, the patient's activity is convenient, improve the patient's action degree of freedom, help to promote the patient's quality of life, third magic paste, installation bag can guarantee that the urine bag can protect privacy, avoid the urine bag exposure outside, have greater popularization value.

The utility model relates to the technical field of dressing change nursing vehicles, and discloses a convenient dressing change nursing vehicle which comprises a fixing plate, pulleys fixedly installed at the bottom of the fixing plate, a push rod fixedly installed on the left side of the top of the fixing plate and a machining assembly arranged at the top of the fixing plate. The machining assembly comprises an adjusting mechanism arranged at the top of the fixing plate, an auxiliary mechanism is arranged at the top of the fixing plate and connected with the adjusting mechanism, the adjusting mechanism comprises a stable support, and the stable support is fixedly installed on the right side wall of the fixing plate. And a motor is fixedly mounted on the inner wall of the stable bracket. The dressing change nursing trolley solves the problems that when an existing dressing change nursing trolley is operated, nursing personnel need to frequently bend down to take articles, reasonable height adjustment and article layout design are lacked, the nursing personnel are prone to fatigue, and working efficiency is reduced.

The utility model belongs to the anus operation technical field, concretely is the surface anesthesia dressing of anus operation postoperative dressing change, including dressing body, the dressing body is by the bottom dressing stem body and the top dressing umbrella body integration and is composed, the inner middle part of dressing stem body forms and has the filling cavity, the inside fixed plug of filling cavity has the soft rubber tube, the inner middle part of soft rubber tube forms and has the pressure slot hole, this dressing avoids using the ointment type anesthetic, will not influence the patient activity and avoids using the ointment type anesthetic and leads to difficult to clean, convenient to use, can alleviate the patient's distress.

The foam dressing is mainly used for protecting a wound surface after dressing change, a disposable traditional dressing patch needs to be replaced after dressing change every time, the consumable cost is increased, and due to the fact that the dressing patch is prone to being adhered to the wound, secondary damage to the normal skin of a patient and the wound surface of the wound can be caused by tearing the foam dressing when the wound is replaced. The foam dressing device capable of adding the medicine comprises a commercially available foam dressing basic patch, a medicine adding device and a sealing layer, the medicine adding device and the sealing layer are arranged in the foam dressing basic patch, and the foam dressing basic patch is sequentially composed of a water blocking layer, a foam layer, a bonding layer and an anti-adhesion layer structure. According to the technology, during secondary dressing change, the whole foam dressing patch does not need to be taken down or replaced, dressing change operation can be completed only by adding medicine through the medicine adding opening, consumables and related expenses are saved, and the technology is simple and convenient to operate. Damage to normal skin or wounds caused by replacement and tearing of the foam dressing is reduced, and wound healing can be promoted through the comprehensive effect.

The utility model discloses a special patient dress for lower limb operation patient relates to medical instrument technical field, including elastic waistband, the bottom fixed connection of elastic waistband has trousers main part, the bottom of trousers main part is equipped with combination trouser pipe, the inside of combination trouser pipe is equipped with protection mechanism, combination trouser pipe includes two elastic trouser pipe. The utility model adopts above -mentioned structure, and the protection mechanism of this device provides reliable protection for patient postoperative wound, and arc shape cladding shell is fixed in elastic trouser pipe through magic tape, and the wound is covered with the cladding shell by utilizing the articulated member, and buffer spring provides support with arc shape support, avoids the wound to be pressed, and torsional spring, carousel, connecting rod and limit stop etc. Parts cooperate, realize the stable closure of cladding shell, and the rotating adjusting wheel can open the cladding shell and change dress quickly, and the design gives consideration to protection and convenience, and does not influence the operation of changing dress while protecting the wound, and effectively promotes the clinical nursing quality.

The utility model relates to a dressing trolley device technical field discloses a mobile static therapy dressing trolley, including the box, the box top left side fixedly connected with the tool box, the box top right side fixedly connected with the cleaning pool, the cleaning pool bottom end is equipped with the drain pipe, the box top right side is provided with the cleaning assembly, the box top middle part is provided with the supporting plate, the supporting plate top fixedly connected with the soft pad, the both ends of supporting plate are rotatably connected with the connecting block, the connecting block bottom all are fixedly connected with the telescopic link, the box top inner wall left and right sides all are fixedly connected with the ultraviolet lamp. In the utility model, after the completion of dressing, can pull the handle on the supporting plate and make the supporting plate rise, then under the action of connecting block, the soft pad is made to face the box top under the rotation of supporting plate, then the supporting plate is pushed and makes its reset soft pad, enters the inside of box, is disinfected by ultraviolet lamp to it, avoids the cross infection caused by the germ leaving.

The utility model discloses a PICC dressing change arm supporting device which comprises a supporting shell, the interior of the supporting shell is in threaded connection with a threaded rod, the bottom end of the threaded rod is fixedly connected with a reinforcing pad, the bottom end of the threaded rod is fixedly connected with a screwing handle, and the left side face of the supporting shell is hinged to a large arm supporting cylinder through a first hinge piece. According to the device, through the arrangement of a big arm supporting cylinder, a first adjusting rod, a first through groove, a second hinge piece, a small arm supporting cylinder, a second adjusting rod, a second through groove, a big arm supporting plate and a small arm supporting plate, the position between the big arm supporting plate and the small arm supporting plate can be adjusted according to the arm length of a patient; the size of the big arm supporting plate and the size of the small arm supporting plate can be conveniently replaced by a patient according to the thickness of the arm, the first adjusting rod and the second adjusting rod which are adjusted can be fixed through limiting holes, through holes and limiting screws, and the stability of the big arm supporting plate and the small arm supporting plate after adjustment is ensured.

The utility model relates to the technical field of medical instruments, in particular to an auxiliary supporting frame for changing medicine for arms, which comprises a supporting mechanism and is used for supporting and fixing the arms, and the supporting mechanism comprises a lifting component, an inner cylinder rod fixed at the top of a base and an outer cylinder rod sleeved on the inner cylinder rod; the fixing assembly comprises an arm supporting plate installed at the upper end of the outer barrel rod, sliding seats are fixed to the two ends of the bottom of the arm supporting plate, a plurality of inserting holes are formed in the sliding seats, balance rods are slidably installed in the sliding seats in a penetrating mode, fixing holes are formed in the balance rods, and inserting rods are installed between the sliding seats at the two ends in an inserted mode and penetrate through the balance rods. A hand supporting plate is fixed between the two balance rods, fingerstalls are fixed to the top of the hand supporting plate, and an elastic bandage is installed between the two ends of the arm supporting plate; the arm is fixed through the fixing assembly, so that unconscious bending of the arm caused by pain during dressing change is avoided; the height position is adjusted through the lifting assembly to adapt to people with different heights.

The novel anus wound flushing and dressing changing bed comprises a bed body, supporting legs and handrails, the supporting legs and the handrails are arranged on the periphery of the bottom of the bed body, one end of the bed body is provided with a flushing groove penetrating through a main body, the upper portion of the flushing groove is a funnel-shaped water receiving opening communicated with the plane of the bed body, and the funnel-shaped water receiving opening is connected with an arc-shaped opening in the axial direction of the bed body. L-shaped inserting grooves are formed in the two sides of the bed body, one ends of the L-shaped inserting grooves penetrate through the side face of the bed body to form L-shaped rotating channels, the bottoms of the L-shaped rotating channels are communicated to form placing grooves, and the armrests are of an E-shaped structure. The positions of the handrails can be adjusted according to needs, the handrails can be detached and stored according to needs while protection is achieved, the overall occupied space is reduced, medical staff can conveniently adjust the handrails, a funnel-shaped water receiving opening and an arc-shaped opening are formed in the flushing tank, the situation that cleaning liquid drops and splashes to pollute a bed body can be effectively reduced, and the bed is convenient to use. And the cleaning liquid can conveniently flow into the flushing tank, so that the convenience of liquid medicine collection is improved, and the nursing efficiency is improved.

The invention relates to the technical field of dressings, in particular to a recombinant collagen wound dressing and a preparation method thereof. The dressing is of a film-like structure and is prepared from the following raw materials: a selective methacrylated recombinant collagen concentrated solution, oxidized sodium hyaluronate and carboxymethyl chitosan. A collagen permanent cross-linked network is formed through visible light curing, and a multi-layer stable network is constructed by combining cross-linking between oxidized sodium hyaluronate and carboxymethyl chitosan and ion micro-cross-linking initiated by calcium ions. According to the preparation method, the methylacryloylation degree is accurately controlled, and the component adding time sequence (especially surface atomization and infiltration of carboxymethyl chitosan) is optimized, so that the good processability of a precursor is ensured; and the final product can still maintain excellent wet mechanical properties, form stability, liquid management capability and mild dressing change compliance after absorbing wound exudate.

The utility model relates to a kind of automatic lifting dressing support device, including the fixed setting two electric telescopic rods on base, the bottom of leg support piece is connected to the end of electric telescopic rod away from base;Waste liquid collector top opening and inside form waste liquid containing space, waste liquid collector is provided with two, the side of two waste liquid collectors is respectively with the movable connection of the surface of two electric telescopic rods through connecting assembly, connecting assembly includes the loop that is sleeved on movable rod and the connecting rod and fixed pin that are fixedly connected with the outer surface of loop, the other end of connecting rod is fixedly connected waste liquid collector, loop surface is equipped with thread mouth, the end of fixed pin is screwed into thread mouth and movable rod surface is contacted.

The application relates to a post-onychectomy nursing anti-embedding nail cover, belonging to the technical field of medical devices, which comprises a personalized toe protection cover, an extension movable groove, a nail bed protection cover, a dressing pocket net and an anti-embedding nail separation plate. The post-onychectomy cover is provided with the personalized anti-embedding nail cover, the pocket medicine type nail bed protection cover and the elastic net surface contraction fixing cover, the personalized toe protection cover is combined with the anti-embedding nail separation plate, the nail groove and the nail bed and the newly born nail are separated, the second growth of the nail into the nail groove is effectively avoided, the nail bed protection cover is combined with the pasting type pocket net, the dressing is held to protect the nail bed and the operation site, the dressing is held and pressed to be attached to the nail bed, the nail bed is protected, the dressing is conveniently changed, the dressing is effectively applied, the whole personalized toe protection cover is elastically pressed on the toe by the elastic net surface contraction net, and the stability of the whole cover is ensured.

The invention discloses a sodium alginate hydrogel medical dressing and a preparation method thereof, and particularly relates to the technical field of medical dressings, the sodium alginate hydrogel medical dressing comprises a material body, a material layer is mounted at the bottom of the material body, and a plurality of material liquid parts are fixed at the bottom of the material layer; the connecting mechanism comprises a connecting layer, a first arc layer and a second arc layer, the connecting layer is fixed to one side of the material body, the first arc layer and the second arc layer are hinged to the two sides of the connecting layer, the first arc layer is matched with the second arc layer, and a soft layer is fixed to one side of the first arc layer; through the arrangement of the connecting mechanism, the wound of a patient can be rapidly covered with the material layer, the operation time in the dressing change process is shortened, the infection risk increased due to the fact that the wound of the patient is exposed on the surface for a long time is avoided, and meanwhile the problem that an existing device is prone to further stimulation on tissue around the wound in the adhesion process is solved; and the pain and discomfort of the patient are relieved, so that the efficiency of the device is greatly improved.