225results about "Swabs" patented technology

The invention relates to the technical field of intelligent forming, in particular to an intelligent adjusting type medical cotton ball forming method and system.The intelligent adjusting type medical cotton ball forming method comprises the following steps that pressure data are collected through a distributed pressure sensor array, pressure feature vectors are generated through Gaussian filtering denoising, a pressure change trend is analyzed based on the feature vectors, and a gradient adjusting instruction is output; and controlling the valve to adjust air pressure to obtain compensation parameters, driving the servo motor to adjust a mold gap, collecting offset data to generate a feedback signal, and inputting a neural network to evaluate a forming result in combination with feedback and adjustment instructions. According to the method, a distributed sensor array collects data, multi-dimensional denoising improves feature extraction, a dynamic function analyzes a pressure trend, an offset adjustment parameter is identified, closed-loop compensation is realized through cooperative control, a displacement sensor feeds back gap change, parameter modeling optimizes precision consistency, a convolutional network extracts time sequence features, and a self-adaptive system is constructed through fusion analysis. And intelligent prediction and optimization of the forming quality are realized.

The invention discloses a filling dressing, and relates to the technical field of medical dressings, the filling dressing is prepared from composite yarn, the composite yarn is of a double-layer composite structure, the two-layer structure of the composite yarn comprises an inner hydrophilic layer and an outer hydrophobic layer, the composite yarn is formed by wrapping inner hydrophilic fibers with outer hydrophobic fibers, and the outer hydrophobic fibers wrap the inner hydrophilic fibers. The outer hydrophobic layer is made of hydrophobic fiber filaments; the composite yarn formed by weaving the outer-layer hydrophobic fibers and the inner-layer hydrophilic fibers in a matched mode is used, then the composite yarn is woven into the complete dressing to be used by a patient, the woven filling dressing has the good liquid absorption and anti-infection functions due to the matching of different materials of the inner layer and the outer layer, and meanwhile due to the hydrophilicity and hydrophobicity of the inner layer and the outer layer, the anti-infection effect is good. Meanwhile, due to the fact that the dressing is formed by weaving the composite yarn, the integrality is good, the good anti-adhesion performance is achieved, and due to the effect of the inner layer material, the dressing further has the effects of stopping bleeding, inhibiting bacteria and the like.

This invention describes a wound dressing product for active continuous debridement of devitalized tissues in non-healing wounds including diabetic ulcers, pressure ulcers, burn injuries and other etiologies. The present invention pertains to the principle of continuous wound debridement which makes necrotic tissue more susceptible for removal and hence enhances progressive wound healing. The dressing contains an active ingredient, such as collagenase which serves to debride wounds in-situ. In the present invention purified Collagenase (90% pure) was deposited onto several wound dressing materials. A key feature of this invention is that the activity level of the Collagenase used was substantially preserved.

According to the present disclosure, there is provide a swab. The swab includes a head and a handle. The head has a curved outer surface. The handle includes a head portion and a holding portion. The holding portion of the handle has a planar outer surface. The head portion of the handle is at least partially received within the head such that the holding portion of the handle extends outwardly from one end of the head. The holding portion has a planar outer surface. The swab may be a cleaning swab and / or an applicator swab.

A method of analysis using mass and / or ion mobility spectrometry or ion mobility spectrometry is disclosed comprising: using a first device to generate aerosol, smoke or vapour from one or more regions of a first target of biological material; and mass and / or ion mobility analysing and / or ion mobility analysing said aerosol, smoke, or vapour, or ions derived therefrom so as to obtain first spectrometric data. The method may use an ambient ionisation method.

The embodiment of the utility model provides a puncture suite, which relates to the field of puncture equipment and comprises a sleeve needle, a solid needle core, a hollow biopsy needle, a pusher and an iodine-containing gelatin sponge rod. The sleeve needle is provided with a positioning channel, and the solid needle core and the hollow biopsy needle can be selectively inserted into the positioning channel; the iodine-containing gelatin sponge rod is used for being inserted into the positioning channel after the solid needle core and the hollow biopsy needle are separated from the sleeve needle; and the pusher is matched with the positioning channel in a sliding manner and is used for pushing the iodine-containing gelatin sponge rod into the puncture channel from the positioning channel. The puncture suite is good in hemostatic effect, high in puncture success rate and high in puncture safety.

The utility model discloses a hot melt bonding device for dust-free cotton swab production, which comprises a base and a right side plate arranged at the top of the right end of the base, a left side plate is arranged at the top of the left end of the base, and a dust-free cotton swab conveying belt is arranged between the base and the left side plate and the right side plate. The hot melting bonding device comprises a left side plate and a right side plate, the top end of the left side plate and the top end of the right side plate are each provided with a heat insulation supporting plate, and the top ends of the two heat insulation supporting plates are connected with an electric heating top base. Dust-free cotton swabs can be placed on the cotton swab tidying and conveying device and conveyed to the lower side of the electric heating top seat for hot melting and bonding processing, the dust-free cotton swabs can be tidily placed after being placed on the cotton swab tidying and conveying device, and the situation that the dust-free cotton swabs are stacked together to affect the hot melting and bonding effect is avoided; the dust-free cotton swabs can be heated more uniformly after being neatened by the cotton swab neatening and conveying device.

This invention relates to the field of intelligent molding technology, specifically to an intelligent adjustable medical cotton ball molding method and system, comprising the following steps: collecting pressure data through a distributed pressure sensor array and generating a pressure feature vector through Gaussian filtering for noise reduction; analyzing the pressure change trend based on the feature vector and outputting a gradient adjustment command; controlling a valve to adjust the air pressure to obtain compensation parameters; driving a servo motor to adjust the mold gap and collecting offset data to generate a feedback signal; and combining the feedback and adjustment command inputs to a neural network to evaluate the molding result. In this invention, data is collected through a distributed sensor array, multi-dimensional noise reduction enhances feature extraction, dynamic functions analyze pressure trends, offset adjustment parameters are identified, collaborative control achieves closed-loop compensation, displacement sensors provide feedback on gap changes, parameter modeling optimizes accuracy and consistency, convolutional networks extract temporal features, and fusion analysis constructs an adaptive system to achieve intelligent prediction and optimization of molding quality.

A disposable gauze counter is provided having opposing first and second ends and opposing top and bottom sides, with a plurality of resealable airtight clips disposed between the first end and the second end and generally extending from the top side of the disposable gauze counter towards the bottom side of the disposable gauze counter. The plurality of resealable airtight clips each comprise an opening having opposed first and second sides, the first side and the second side each having at least one engaging member disposed thereon, wherein when the first side and the second side are pressed together the engaging members form an interlocking seal.

A system includes a surgical mesh having an upper side and a lower side, where the upper side includes a visual indicia pattern that extends longitudinally along the upper side, and the lower side is configured to adhere to a section of skin of a patient that surrounds a wound. The system further includes a topical skin adhesive configured to be applied to the upper side of the surgical mesh based on the visual indicia pattern. The topical skin adhesive is configured to cure within the surgical mesh to thereby form a protective layer over the wound.

The present invention relates to a sample collecting swab tool and a method for detection of respiratory pathogens. The present invention relates to a swab tool in which two positions for gripping the swab tool, that is, two gripping points, are formed so as to make it easy to precisely control the force on the swab tool according to the sample collection site (e.g., nasal cavity or oral cavity), whereby swab samples can be collected from sample collection sites accurately and easily in an amount sufficient enough to detect respiratory pathogens. In addition, the swab tool of the present invention can be used not only for sampling by experts but also for self-sampling by non-experts, and respiratory pathogens can be detected from collected samples.

A wound debridement pad comprising one or more woven layers, wherein each woven layer comprises first yarns 12 extending in a first direction, second yarns extending in a second direction and third ya

A point of care device, comprises a chamber configured to contain a swab. Once a swab is loaded, the device introduces a buffer into the chamber, then lyses cells collected by the swab. Probes such as padlock probes target a specified content such as a virus (e.g., SARS-CoV-2 RNA) and will bind, splint ligate, and rapidly isothermally amplify (e.g., using rolling circle amplification). Also described is a wastewater pathogen tracking dashboard and schema for detecting and tracking pathogen spread within communities by monitoring microbial and viral RNA.

A conformable surgical tampon for disposition into and removal from an anatomical cavity of a mammalian patient by a doctor to absorb and collect bodily fluids. The tampon comprises an absorbent chassis material and a plurality of spaced apart positioning strings attached to the chassis. The spaced apart positioning strings are operative to selectively position the conformable nasopharyngeal tampon within an anatomical cavity of a patient responsive to manipulation of a positioning string by a surgeon. The tampon is particularly suited for nasopharyngeal surgery.

The present disclosure relates to a gastrointestinal delivery device of a chitosan dressing, where the delivery device is capable of stop bleeding, in particular in connection with TURP procedures. The delivery device may be used in all gastrointestinal bleeding applications and can be used with a biocompatible, foldable, thin profile, chitosan dressing. Various aspects of the device and its uses are provided herein.

The utility model discloses a nasal cavity blood seepage prevention dressing which comprises an application and two flexible protrusions, a waterproof layer is arranged on the application, two pasting portions used for pasting are arranged at the two ends of the application respectively, the two flexible protrusions are arranged on the application respectively, and the waterproof layer is arranged on the application. The two flexible protrusions are used for filling two nostrils to absorb seepage. The pasting parts are arranged at the two ends of the application body, the application body is pasted on the two sides of the nose wing of a patient, then the two flexible protrusions are filled in the two nostrils of the patient to absorb seepage, when replacement is needed, the application body is directly torn down from the pasting parts at the two ends of the application body, the flexible protrusions of errhysis cannot be directly contacted, and replacement is convenient. The waterproof layer is arranged on the application body, so that seepage can be prevented, and the application body has the advantages of being good in fixing effect, not prone to falling off, convenient to replace and capable of reducing the risk of infection.

The invention relates to the technical field of forming devices, and discloses a medical cotton ball one-time forming device which comprises a device shell and symmetrically arranged guard plates, a conveying mechanism is arranged between the guard plates, a guide frame is fixedly installed on one side of the upper end of each guard plate, a guide mechanism is assembled on the guide frame, a forming mechanism is arranged at the upper end of the guard plate on one side of the guide frame, and a cutting mechanism is installed in the guide frame. The intelligent control system comprises a raw material conveying self-adaptive adjusting module, a forming parameter dynamic matching module and a cutting opportunity cooperative control module; the raw material conveying self-adaptive adjusting module adjusts running parameters of the conveying mechanism in real time, the forming parameter dynamic matching module pre-stores multi-specification forming parameters and automatically matches and corrects the multi-specification forming parameters, and the cutting opportunity cooperative control module accurately controls the cutting action, so that cooperative linkage of all the mechanisms is achieved. The problems that a traditional device is high in manpower dependence, tedious in specification switching and unstable in product quality are solved, and automatic continuous production, multi-specification rapid adaptation and high-quality output of medical cotton balls are achieved.

System and method of managing one or more surgical articles, wherein the surgical article can include a surgical sponge comprising an identification element, and wherein managing can include counting, locating, or both. The identification element can be a RFID tag. The RFID tag stores unique identification information relative to the surgical sponge. The system and method for detecting RFID tags may include varying the power level of the RFID interrogator to improve the accuracy of scanning the RFID tag or tags. A plurality of the RFID-tagged surgical articles (i.e., surgical sponges) may be packaged or bundled via a strap or within a container.

The present invention provides a device for collecting a fluid specimen. The device comprises a water-absorbing end part formed by bonding a first porous water-absorbing film and a second porous water-absorbing film. Preferably, the second porous water-absorbing film and the first porous water-absorbing film are sponge films.

A method is disclosed comprising providing a biological sample on a swab, directing a spray of charged droplets onto a surface of the swab in order to generate a plurality of analyte ions, and analysing the analyte ions.

An implantable article comprising a dissolvable sponge derived from the mixture of chitosan, a first polysaccharide and a second polysaccharides. The polysaccharides have different number average molecular weight characteristics to enable the control of the mechanical features of the sponge.

The utility model discloses a double-end cotton swab, which belongs to the technical field of cotton swabs, and is characterized in that the double-end cotton swab comprises a cotton swab body, the cotton swab body comprises: an assembling mechanism, which comprises an assembling rod, an assembling groove and a fixing assembly; a first cotton swab head; a second cotton swab head; a first link; a second connecting rod; a locking assembly; wherein the first cotton swab head and the second cotton swab head are both connected with the assembling rod, the assembling groove is formed in the first connecting rod and the second connecting rod, the assembling rod and the assembling groove are fixed through the fixing assembly, and the locking assembly is arranged between the first connecting rod and the second connecting rod. The utility model provides a double-end cotton swab which is convenient for a worker to replace a new cotton swab head, so that waste is reduced, and the use cost is reduced.

The utility model relates to the field of medical instruments, in particular to a head medicine applying structure of a wiping cotton swab for the hematology department. In order to solve the problem that in the prior art, in the process that cotton swabs are inserted into disinfectant fluid to be dipped in the disinfectant fluid, cotton fibers and other impurities on the cotton swabs are left in the disinfectant fluid, and then follow-up use of the disinfectant fluid is affected. A fixed rod can be driven to rotate by pressing a movable block, a push plate conveys cotton swabs, meanwhile, the movable block can drive the fixed block to press a spray head switch, a spray nozzle sprays medicine to cotton swab heads, medicine application to the cotton swab heads is achieved, through cooperation of a first fluted disc and a second fluted disc, the movable block can be reset by a first spring after being pressed, and the working efficiency of medicine application is effectively improved; by arranging a limiting mechanism, a limiting disc can be pushed by a roller to drive a fixing rod to rotate by a certain angle, the cotton swab pushing accuracy is improved, and the cotton swab head medicine applying stability is guaranteed.

Disclosed are devices, systems and methods for a removeable and replaceable tip for a surgical (or dental) suction cannula which facilitates the safe and effective removal of blood and other bodily fluids from a body cavity while allowing manipulation and / or management of various tissues therein. These devices protect delicate anatomic structures from excessive negative pressure while allowing effective suctioning of fluid and debris from the operative field.

An apparatus may include an applicator comprised of polyurethane, polyether, or heat resistant foam. A device may include a handle composed of polypropylene, polyethylene terephthalate (PET), high density polyethylene (HDPE), low density polyethylene (LDPE), polycarbonate (PC), or a heat resistant plastic wherein the applicator is impregnated with a contact solution; and wherein the shank is formed in a non-cylindrical shape.

Instrument (1) for removing a deposit from an eye during the treatment of an eye disorder, comprising: - a swab (2) made of a spongy material suitable for coming into contact with a human eye, this swab (2) having a tip portion (2a) and a base portion (2b), this tip portion (2a) being sized to remove deposits on an eyelid margin of an eye; And - a rigid element (4) having a main development along a longitudinal axis (x), this rigid element (4) having along said longitudinal axis (x) a distal end portion (4a) and a proximal end portion (4b); wherein the base portion (2b) of the swab (2) is fixed to the rigid element (4) so as to at least partially cover the distal end portion (4a) of the rigid element (4) to prevent it from being accidentally in contact with the eyelid; wherein the rigid element (4) comprises at the proximal end portion (4b) a seat (6) configured to receive in entrance a neck of a container (F) designed to contain and transport medical liquids and wherein the rigid element (4) internally defines a channel configured to put the seat (6) in fluid communication with the swab (2) in such a way that a liquid injected into the channel from the container (F), by gravity and / or pressure exerted on the container by a user, can slide in the channel of the rigid element (4) from the proximal end portion (4b) to the swab (2) to soak the swab (2), wherein the seat (6) has a minimum cross section, with respect to said longitudinal axis (x), having an area greater than the area of a maximum cross section, with respect to said longitudinal axis (x), of said channel (8), so that said seat (6) can receive said neck of said container (F) even when said neck is wider than the maximum cross section of the channel (8).