13 results about "Sinus tracts" patented technology

The invention belongs to the technical field of wound assessment, and discloses a chronic wound assessment and diagnosis system based on intelligent image recognition, which comprises an image acquisition module, a region recognition module, a three-dimensional reconstruction module, an assessment module and a treatment scheme recommendation module, the image acquisition module can acquire multi-source heterogeneous chronic wound image data through a unified interface protocol; and the region identification module can segment a wound region from the processed chronic wound image data through a U-Net3 network algorithm and an analysis model, generate an edge weight map, classify necrotic tissues and analyze the trend of the restored sinus tract. The wound area is accurately segmented through the deep learning network, the wound features are intelligently recognized in combination with the image, the accuracy and reliability of evaluation are improved, the dynamic three-dimensional point cloud model is further constructed by applying the binocular vision principle, the spatial form, depth, area, volume, sneaking, sinus tract and flaccidity duct information of the wound is visually displayed, and the evaluation accuracy and reliability are improved. And the subsequent wound assessment effect can be improved.

The invention relates to the technical field of medical instruments, and provides a sinus tract wound probing and debridement auxiliary tool which comprises a base body, a cylindrical body, a guide drill bit, a debridement structure and a driving assembly, the cylindrical body is rotationally connected with the base body through a driving element, the guide drill bit is detachably arranged on the cylindrical body and provided with a first wound debridement surface, and the first wound debridement surface is provided with a second wound debridement surface; the first wound cleaning surface is arranged in the rotating direction of the guide drill bit, the wound cleaning structure is arranged on the cylindrical body and driven by the driving assembly to move in the radial direction of the cylindrical body, the wound cleaning structure is provided with a second wound cleaning surface, and the second wound cleaning surface is arranged in the rotating direction of the guide drill bit. According to the sinus tract debridement device, the trend and form of the sinus tract can be preliminarily explored, the debridement structure is sent into the sinus tract after the sinus tract path is confirmed, necrotic tissue on the inner wall of the sinus tract is accurately removed, therefore, the debridement efficiency and operation safety are remarkably improved, and the sinus tract debridement device is particularly suitable for clinical diagnosis and treatment of sinus tract wound surfaces.

This invention relates to the field of medical devices, and particularly to a novel tracheostomy occlusion device, comprising an operating table, a fixation plate, an adjustment mechanism, and an execution mechanism. This invention addresses the following problems encountered in the practical use of tracheostomy auxiliary retraction devices: prolonged holding of the retractor by the surgical assistant can cause soreness and lead to shaking of the retractor, which in turn can cause neck movement, affecting the normal progress of the surgery and potentially causing further trauma to the patient's trachea. Furthermore, it cannot effectively manage blood flowing from the neck, which may lead to blood entering the trachea and causing respiratory discomfort, even threatening the patient's life; the portion of the tracheostomy cannula inside the trachea obstructs the airway, affecting the patient's ability to cough up sputum and leading to inaccurate assessments of the patient's coughing ability; and it can easily cause blind sinus tracts to form at the tracheostomy site.

The visual excision mechanism comprises a sheathing canal, an image acquisition assembly is installed at the front end of the sheathing canal, a plurality of through holes are formed in the side wall of the front end of the sheathing canal, a cutting blade and a sealing plug are arranged in the front end of the sheathing canal, the cutting blade is located on the side, close to the front end of the sheathing canal, of the through holes, and the sealing plug is located on the side, close to the front end of the sheathing canal, of the cutting blade. The edge of the cutting blade abuts against the inner wall of the sheathing canal, a cutting edge facing the side of the rear end of the sheathing canal is arranged on the edge of the cutting blade, the sealing plug is located on the side, close to the rear end of the sheathing canal, of the through hole, and the sealing plug is in sliding and sealing fit with the inner wall of the sheathing canal. According to the technical scheme, the part needing to be cleaned can be positioned through the image collecting assembly, the device can stretch into the sneaking or sinus tract for operation, the sneaking or sinus tract can be in an open state without additionally arranging a wound for incision, damage is reduced, wound recovery is facilitated, and the recovery period can be effectively shortened.

A breast sinus drainage medicine injection device, the utility model relates to medical field, the utility model discloses a drainage medicine injection device main part, drainage channel and medicine injection channel, the drainage medicine injection device main part is the hollow structure of upper conical body lower cylinder, and the hollow inner wall is opened to have drainage channel from top to bottom along the circumference, and the medicine injection channel is by the hollow structure in the drainage medicine injection device main part constitutes, the device of the utility model combines drainage and medicine injection into one device, realizes the common operation of drainage and medicine injection, the utility model greatly saves the operation process, reduces the cost, alleviates the discomfort of patient, has market application prospect.

The present application relates to a kind of based on deep infectious wound sinus tract detection flushing method and system, belong to medical intelligent detection instrument technical field.Wherein, the method includes: through the micro endoscope of detection flushing device probe connection obtains sinus tract internal image signal, and by real-time transmission to external display device;Terminal application of external display device receives sinus tract internal image signal and is converted into identifiable image information, based on image information self-adapting identification infection area and potential necrotic tissue in sinus tract, and set flushing parameter;Terminal application will flush parameter be transmitted to the wireless receiver of detection flushing device, and control module will be received flush parameter generation control instruction;According to control instruction, adjust flushing pressure and flushing flow to flush sinus tract.It has realized the accurate detection and efficient flushing of deep infectious wound sinus tract, improves the pertinence and effectiveness of flushing.

This invention belongs to the field of traditional Chinese medicine external preparation technology, specifically providing a traditional Chinese medicine ointment for treating chronic osteomyelitis, bone tuberculosis, and persistent sinus tracts, as well as its preparation method. The traditional Chinese medicine ointment provided by this invention comprises 3-10 parts of *Achyranthes bidentata*, 5-15 parts of dried ginger, 0.3-1 part of red mercury sulfate, 20-50 parts of calcined gypsum, 4-12 parts of gecko, 5-15 parts of buffalo hide, and 40-100 parts of medicinal ointment base. This invention selects *Achyranthes bidentata*, red mercury sulfate, calcined gypsum, gecko, dried ginger, and buffalo hide as the main ingredients, achieving a combination of warming and cooling properties, and a tonifying and purging effect. It can effectively clear deep pus, necrotic tissue, and dead bone, while also warming and unblocking meridians, improving local blood circulation, promoting wound healing, and reducing the irritation of the medication.

This utility model discloses a multifunctional measuring and recording ruler for wound undermining and sinus tracts. It includes a right-angle measuring ruler with connecting measuring rulers fixed at both ends, and a movable measuring ruler at the end of the connecting measuring ruler furthest from the right-angle measuring ruler. It also includes a movable sleeve connected to the top of the right-angle measuring ruler, with a colored pen inside the sleeve. This multifunctional measuring and recording ruler for wound undermining and sinus tracts allows for precise measurement of wound undermining and sinus tracts within the patient's wound using the right-angle measuring ruler, movable measuring ruler, and connecting measuring ruler. When wound depth needs to be measured, the ruler is held vertically, and one end of the movable measuring ruler is inserted into the wound to measure the depth. The depth is then marked with a colored pen according to the different depths of the wound, allowing for accurate and convenient recording of wound undermining and sinus tract size and depth, providing a basis for scientific wound assessment and treatment adjustments.

The invention belongs to the technical field of wound nursing, and discloses a wound nursing guidance system for remote synchronous video recognition, which comprises a video acquisition module, an AR measurement module, a dual-channel calculation module, a data fusion module and a specified suggestion generation module, the video acquisition module is used for performing video data acquisition work; the AR measurement module can dynamically superpose a preset virtual scale template in a corrected video image frame, and the dual-channel calculation module is used for calculating a wound necrosis regression rate and a granulation growth slope through dynamic indexes and quantifying a wound change trend, a sneaking depth and a flaccid paralysis node through a parallel processing mechanism. The AR measurement module augmented reality overlaps a virtual scale, the length, width, area, volume, sneaking, sinus tract and flaccidity duct parameters of a wound are accurately marked in a real-time video stream, meanwhile, the wound necrosis regression rate and the granulation growth slope are calculated through the two-channel calculation module, the wound change trend, sneaking depth and flaccidity duct nodes are quantified, and the wound necrosis regression rate and the granulation growth slope are calculated through the two-channel calculation module. The rate evolution track of the wound of the patient can be conveniently monitored.

The invention provides a sinus tract cannula in-vitro water absorption structure, which relates to the technical field of sinus tract cannula in-vitro water absorption, and comprises a drainage tube, an attachment part, a negative pressure bag, a first one-way valve, a liquid storage bag and a second one-way valve, one end of the drainage tube is used for being inserted into the sinus tract and used for absorbing seepage of the sinus tract, and the attachment piece is connected with the drainage tube and used for being attached to the skin of a patient so that the drainage tube can be detachably attached to the skin and block the sinus tract; the inlet end of the first one-way valve is connected with the end, away from the sinus tract, of the drainage tube, the outlet end of the first one-way valve communicates with an inlet of the negative pressure bag, and the negative pressure bag is constructed to be capable of automatically recovering elasticity and generating negative pressure on the drainage tube when being released after being manually extruded; the inlet end of the second one-way valve is communicated with the outlet of the negative pressure bag, and the outlet of the second one-way valve is detachably communicated with the liquid storage bag. The in-vitro water absorption structure of the sinus tract cannula has the advantages of being simple in structure, low in cost, capable of being managed by a patient autonomously, not limited in activity and the like.

The utility model provides a sinus tract detection rod, and relates to the technical field of medical instruments. The detection rod comprises a handle, wherein a part of the outer side surface of the handle is concave inwards to form a first accommodating groove; the telescopic rod body comprises a first rod body, a second rod body and a driving mechanism, the first rod body is matched with the first storage groove in a telescopic mode, a second storage groove is formed in the side, away from the bottom of the storage groove, of the first rod body, the second rod body is matched with the second storage groove in a telescopic mode, and the driving mechanism is arranged on the first rod body. The second rod body is used for driving the second rod body to slide relative to the second accommodating groove; and the camera is provided with a light source and is arranged at one end, far away from the first rod body, of the second rod body. The detection rod does not need a large space when being stored, the detection rod is more convenient to put into a medical bag or other carrying containers, and the practicability and the flexibility of the detection rod are improved.

The utility model discloses a combined wound flushing negative pressure device which comprises a dressing layer, a liquid medicine bottle, a liquid inlet pipeline, a liquid outlet pipeline and a negative pressure source. The dressing layer is configured to cover the upper surface of a wound surface or sinus tract of a human body; the liquid medicine bottle is arranged above the dressing layer, and washing liquid medicine is stored in the liquid medicine bottle; the input end of the liquid inlet pipeline is communicated and connected with the liquid medicine bottle, and the output end of the liquid inlet pipeline is fixedly mounted at one end of the upper side surface of the dressing layer; the input end of the liquid outlet pipeline is fixedly installed at the other end of the upper side face of the dressing layer, and the output end of the liquid outlet pipeline is fixedly installed in the liquid collecting tank. The negative pressure source is connected with the output end of the negative pressure pipe in a conducting mode, and the input end of the negative pressure pipe is fixedly installed in the liquid collecting tank. According to the utility model, the negative pressure in a treatment area can be continuously, uniformly and stably improved, and local liquid removal obstacle and accumulation are avoided.

The invention discloses an application of regulating and controlling a Notch / Wnt signal channel in blocking formation of hidradenitis suppurativa active sinus tracts, and further discloses an application of regulating and controlling the Notch / Wnt signal channel in screening a medicine for blocking formation of the hidradenitis suppurativa active sinus tracts. The screening is realized by detecting the influence of a candidate substance on the activity of the Notch / Wnt signaling pathway. The influence on the activity of the Notch / Wnt signal path comprises activation of the Notch signal path and / or inhibition of the Wnt signal path. According to the invention, the S0 epithelial cell subgroup and a molecular marker combination (such as COL4A1, LAMC2, ITGA6, MMP1 and the like) specifically expressed by the S0 epithelial cell subgroup are identified, and the key regulation function of a Notch / Wnt signal channel in the subgroup is defined, so that a clear direction and a target spot are provided for deeply researching a molecular mechanism formed by a sinus tract; and a key theoretical basis and a feasible technical path are provided for subsequent establishment of a targeted drug screening system and discovery of effective candidate substances.