142 results about "Surgical incision" patented technology

The invention relates to the field of demonstration teaching aids, in particular to a pediatric orthopedic repair demonstration box which comprises a box body, a front chamber is formed in the middle of the front side of the box body, silos are rotationally connected to the upper portion and the lower portion in the front chamber, and mounting discs are mounted on the inner sides of the ends, close to each other, of the silos. The ends, close to each other, of the mounting discs are fixedly connected with a plurality of simulation blood vessels, electric heating wires are arranged in the simulation blood vessels, the ends, away from the simulation blood vessels, of the mounting discs are fixedly connected with power connection bins, and the power connection bins are used for supplying power to the electric heating wires in the simulation blood vessels; according to the device, how to avoid the main blood vessel of the leg when a surgical incision is formed in a fracture point can be trained, the actual surgical condition is simulated, the surgical scene is highly restored, the practical training pertinence is improved, and the practical training efficiency is improved. And the operation opening proficiency of people is trained.

The invention belongs to the technical field of postoperative incision protection, and particularly relates to a surgical incision protection device for thoracic surgery patients, which comprises a back plate assembly, a thoracic-abdominal assembly is arranged on the back plate assembly, one end of the thoracic-abdominal assembly is connected with a belt retracting device, a waist support plate is arranged on the lower side of the back plate assembly, and a first fixing belt is arranged on the waist support plate. According to the chest and abdomen assembly, through cooperation of the belt collecting device and the isolation protection device, the belt collecting device can adjust the tension of the chest and abdomen assembly in real time based on a tension sensor, and a buffering air bag and elastic spokes of the isolation protection device synchronously buffer impact; a tension adjusting-buffering protection dual-protection system is formed, the chest and abdomen traction force generated when the patient moves or bends down can be accurately counteracted, and the incision is prevented from being torn due to traction.

This invention relates to a novel detachable rib circumferential device, comprising a crossbeam and at least two circumferential arms. The crossbeam is made of a flexible and shapeable medical material, and its sides have positioning grooves corresponding to the number of circumferential arms. The circumferential arms are made of a material that automatically shrinks when heated, and their width is less than or equal to the width of the positioning grooves. This invention features an ingenious structure and reasonable design, allowing for easy and convenient insertion even through small incisions, simplifying surgical procedures and adapting to the current trend of increasingly minimally invasive surgical incisions.

The set of inventions relates to medical devices, in particular to surgical retractors and wound retractors for displacing and securing anatomy of a surgical incision in a given position during surgery to provide access to a surgical region of a patient's body. A removable clip for a surgical retractor, made as an L-shaped curved member, includes a base provided with a device for fixation in a surgical retractor and a microsurgical instrument recess, and a pair of teeth for holding an anatomical structure. The toothing is configured as a profiled plate with a working area widening to ensure contact with the anatomical structure, the widening being formed by a raised pad located at least on the inner and / or outer end edge side of the lower end of the plane of the toothing plate. The included angle between each tooth part and the plane of the base is smaller than 90 degrees, and therefore gaps used for passing of microsurgical instruments are formed between the tooth parts. The surgical retractor comprises a frame with a rack carrying a fixed arm and a movable arm, the fixed arm and the movable arm being hingedly connected to a retainer for the detachable clip, where the retainer is configured to receive at least one of the aforementioned detachable clips. A removable clip assembly for a surgical retractor includes at least one central dual tooth removable clip; the at least one peripheral double-tooth detachable clamp is constructed to be capable of accommodating the central double-tooth clamp between the tooth parts of the central double-tooth clamp; and at least one central single-tooth detachable clamp. The use of the invention provides an increased working space and a higher degree of freedom of surgical instrument operation, enabling access to the lateral region of the operated structure during surgery without extending the skin incision.

This invention relates to a biopsy needle for trabecular meshwork tissue of the eye, belonging to the field of medical device technology. It solves the problem of large incisions caused by the large surgical incisions in traditional trabeculectomy procedures, where a scalpel is used to cut a block of ocular tissue containing the trabeculae and deep cornea and sclera. The invention includes a needle, a scraper unit, and a handle. The needle is connected to the handle, the scraper unit is disposed within the needle, and the handle is for the user to hold. The needle is inserted into the patient's eyeball, and the scraper unit is used to cut the trabecular meshwork and Schlemm's canal wall tissue. The scraper unit of this invention is a bendable scraper unit. The first, second, and third sections can form grooved hooks for hooking the trabecular meshwork and Schlemm's canal wall tissue. The grooved hooks of this invention are specifically designed to hook the trabecular meshwork and Schlemm's canal wall tissue, resulting in minimal trauma to the ocular incision.

The invention belongs to the technical field of medical supplies, particularly relates to a surgical incision scar prevention device and a surgical incision scar prevention method, and aims to solve the problem that an existing surgical incision scar prevention device is poor in effect when coping with a long surgical incision, the surgical incision scar prevention device comprises a tensioning end plate, and a fixing end plate is arranged outside the tensioning end plate; first medical double-faced adhesive tape is arranged at the bottom of the tensioning end plate and the bottom of the fixing end plate, a connecting pipe is arranged between the tensioning end plate and the fixing end plate, and a plurality of tensioning lines distributed at equal intervals are arranged outside the connecting pipe. According to the surgical incision scar prevention device and method disclosed by the invention, the length of the device can be prolonged and expanded, so that the adaptability of the device to a relatively long surgical incision is improved by forming a whole on the basis of taking the body as a main body, the tension reducing effect of the device on the incision is uniform and effective, and the surgical incision scar prevention effect is improved. The incision closing effect is improved, and the incision scar prevention capability of the device is remarkably improved.

The utility model discloses a membrane self-expansion stent thrombectomy catheter, which relates to the technical field of medical instruments and comprises a thrombectomy catheter and a conveying catheter, the thrombectomy catheter and the conveying catheter are both of bendable flexible structures, the conveying catheter can be movably sleeved outside the thrombectomy catheter, a membrane self-expansion stent is arranged at the head end of the thrombectomy catheter, and the membrane self-expansion stent is arranged at the tail end of the thrombectomy catheter. A barrier film is arranged outside the self-expansion stent with the film, the self-expansion stent with the film is of a net-shaped flexible cover body structure with one end connected with the thrombectomy catheter and the other end open, and the self-expansion stent with the film can be shrunk into the delivery catheter; the thrombectomy catheter and the conveying catheter are used in a matched mode, the self-expansion support with the film is arranged at the end of the thrombectomy catheter to be combined with the thrombectomy balloon to conduct thrombectomy operation, and minimally invasive and thorough thrombectomy is achieved under the condition that blood vessels are cut in an interventional mode instead of a surgical mode. Compared with traditional interventional thrombus suction, thrombus extraction is more thorough; compared with traditional surgical blood vessel incision thrombectomy, wounds and complications caused by surgical incision operation are avoided.

This invention discloses a 3D-printed customized postoperative positioning support and nursing device for orthopedic spinal surgery, comprising a support plate, wearable components, a protective bladder, a control box, and a power supply component. The support plate is a customized rigid support structure 3D-printed based on the patient's spinal CT / MRI image data. Its outer contour conforms to the physiological curvature of the patient's back spine and body shape characteristics, and its surface has evenly distributed ventilation holes. It includes shoulder straps, a lumbar support, and a waist belt. The shoulder straps are symmetrically arranged on both sides of the upper part of the support plate, the lumbar support is located on the lower part of the support plate, and the waist belt is located on the outer side of the lumbar support, used to stably fix the support plate to the patient's back. The protective bladder is fitted inside the support plate and is detachably connected to the support plate via Velcro or buckles. The beneficial effects of this invention are: it avoids direct pressure from the rigid support plate on the surgical incision and surrounding soft tissues; the independent chamber of the inflation section allows for precise adjustment of inflation pressure according to the patient's needs, adapting to different activity levels and rehabilitation stages.

The invention belongs to the technical field of medical instruments, and particularly relates to an absorbable suture and a preparation method and application thereof. Two coatings are loaded, from inside to outside, the first coating is the rapamycin coating with the anti-scar effect, the second coating is the artemisinin coating with the antibacterial and anti-inflammatory effects, and stable loading and slow release of the rapamycin medicine and the artemisinin are achieved through the structure of the two coatings. The suture can release artemisinin in the surgical suture incision inflammation period, infection is prevented, and inflammatory response is reduced. The rapamycin is released in a surgical suture incision scar proliferation period, so that scar proliferation of a surgical incision is prevented and reduced.

The application discloses a pelvic tumor resection surgical incision construction system and a pelvic tumor whole piece resection system. When a tumor does not affect a Ⅳ area, a projection point of a iliac crest on a body surface is taken as a starting point, and a projection point on the body surface is extended in a pubis direction of the iliac bone. According to different extension points, a single smooth virtual incision path one is constructed by bending downward in a thigh direction. When the tumor affects the Ⅳ area and other areas, the virtual incision path is two independent and non-intersecting first incision paths and second incision paths. The first incision path is extended from a body surface projection point of a longitudinal axis of a vertebral body to a sacrum direction, and is an incision path that is inclined to a tumor side in a sacrum area. The second incision path is a line connecting a body back projection point of the iliac crest to a body front projection point, and is combined with a corresponding smooth virtual incision path one to construct a complete smooth virtual incision path two. Through the above-mentioned method, incision intersection can be effectively avoided, and the incision path is beneficial to blood supply, and the healing effect is ensured.

The application provides a stent of a prosthetic valve, the stent of the prosthetic valve having opposite inflow and outflow sides, comprising: a support part surrounded by a plurality of U-shaped frames, the openings of the U-shaped frames facing the outflow side, the side edges of adjacent two U-shaped frames being adjacent to each other to form a joint column, and the side edges of the adjacent two U-shaped frames meeting at the top end of the joint column; and a ring part being a mesh structure that is radially deformable and located on the inflow side of the support part as a whole, the connection part between the ring part and the support part being at multiple positions and corresponding to the bottoms of the U-shaped frames on the inflow side respectively. The prosthetic valve prepared by using the stent of the prosthetic valve provided by the application can be implanted in the body in a surgical manner, and meanwhile, based on the partial compressibility of the prosthetic valve, the delivery performance is improved, and the surgical incision can be smaller.

The invention relates to the technical field of medical equipment, in particular to a compression hemostat for a surgical incision in a carotid artery operation area. Comprising a controller, a second supporting plate, a mounting plate, four universal rods, electric clamps, photoelectric sensors and the like, the mounting plate is rotatably connected to the upper portion of the second supporting plate, the four universal rods are connected to the mounting plate at intervals, and the electric clamps used for clamping blood vessels of a patient are installed at the bottom ends of the universal rods; photoelectric sensors for sensing blood vessels are mounted on the electric clamps, and the photoelectric sensors and the electric clamps are electrically connected with the controller, so that the electric clamps can automatically clamp and close the blood vessels. Through cooperation of a photoelectric sensor and an electric clamp, the electric clamp can automatically clamp and close the blood vessel of a patient, operation steps of a doctor are reduced, and then through cooperation of a roller and an inclined groove, the doctor can only control the electric clamp to sequentially loosen the blood vessel of the patient according to a set sequence; the situation that the internal carotid artery is loosened in advance due to misoperation of a doctor can be prevented.

The utility model provides a scalpel which comprises a scalpel body, the scalpel body is used for penetrating into eye soft tissue, and the scalpel is characterized in that the scalpel body comprises a first thickness part and a second thickness part, and the thickness of the first thickness part is different from that of the second thickness part. By the adoption of the structure, at least two thicknesses are formed, so that the strength of the scalpel body can be improved through the thick part, fracture or deformation during an operation is avoided, the size of a surgical incision is reduced through the thin part, small puncture resistance is kept in the puncture process of the surgical scalpel, and a cut wound with high self-closing performance is formed; wound healing is facilitated, and postoperative complications of patients are reduced. Therefore, by the adoption of the structure of the implementation mode, the risks of fracture and deformation of the scalpel can be reduced, and postoperative complications of a patient can be reduced.

The invention discloses a skin and incision disinfection effect detection method and device, and the method comprises the steps: synchronously collecting an ATP bioluminescence signal, a spectrum signal and a microenvironment monitoring signal of a detection region through a detection terminal, carrying out the preprocessing to obtain various standardized feature data, packaging the feature data with scene metadata into a detection data package, and carrying out the detection of the skin and incision disinfection effect. And inputting the data to a pre-trained MD-Net deep learning model. After the model is subjected to feature coding of a three-way modal encoder, cross-modal fusion trunk bidirectional cross attention fusion and context modulation and interference separation of a de-confusion hybrid expert layer, a preliminary result is generated by a multi-task output header, finally, evaluation and probability calibration are completed through an uncertainty calibration layer, and a final disinfection effect judgment result is output. According to the method, deep fusion of multi-modal signals and effective separation of interference factors are realized, the accuracy and credibility of disinfection effect judgment are improved, and an objective and quantitative detection basis can be provided for clinical disinfection operation.

The utility model discloses a thyroid surgery traction device, and relates to the field of medical instruments. The thyroid surgery traction device comprises a traction device and a traction device fixing device. The traction device comprises an annular guide rail, a traction structure and a drag hook; the number of the traction structures is at least two, the traction structures are arranged on the annular guide rail in a sleeving mode and can move along the annular guide rail, and each traction structure comprises a traction rod capable of moving inwards and outwards in the radial direction of the annular guide rail; the drag hooks and the traction structures are arranged in a one-to-one correspondence manner and are detachably connected with the traction rods; the number of the retractor fixing devices is two, the two retractor fixing devices are arranged on the two sides of the retractor respectively and connected with the annular guide rail, and the outer ends of the retractor fixing devices can be detachably connected with the operating bed. According to the utility model, the function of pulling an operative incision open can be realized, the device only needs to be adjusted when the device is arranged and needs to be adjusted in the operation process, and the traction of the operative incision does not need manual participation in other time.

The invention provides a breast augmentation method and method.The method comprises the steps that firstly, a shape memory biopolymer material with biological absorbability is selected, and a filling device with a preset three-dimensional configuration is formed through a weaving technology or a 3D printing technology; 2, the filling device is conveyed to the posterior gap of the breast through an endoscope channel or a conveying catheter or directly through a surgical incision and is released, and friction fixation with surrounding tissue is achieved through the radial supporting force of the filling device; 3, after the filling device is stably anchored in the posterior gap of the breast, attachment is completed by means of biocompatibility of the filling device, and surface autologous tissue growth is achieved. According to the method, the filling device is gradually degraded and absorbed by human tissues, only few polymer wire binding points are left finally, an autologous tissue filling structure is formed in the breast, the full, natural, lasting and stable breast augmentation effect is achieved, and the technical problems that autologous fat breast augmentation is easy to absorb, and a silica gel prosthesis is not natural in hand feeling are effectively solved.

The present application provides an imaging method and imaging system for surgical implantation, and the imaging system includes: a support; a mechanical arm, where a first end of the mechanical arm is rotatably connected to the support; an imaging device, connected to a second end of the mechanical arm, where the imaging device rotates freely under the driving of the mechanical arm, and is used to obtain a light signal reflected by an observation object and perform imaging; a light source providing device, where one end of the light source providing device is provided on the support, and some or all of the light signals provided by the light source providing device are transmitted to the observation object through an surgical incision, and are reflected to the imaging device by the observation object; a retractor, where the retractor is used for placement within the surgical incision to establish a surgical channel, so that the light signal reflected by the observation object can be obtained by the imaging device; and a controller, where the controller is electrically connected to the mechanical arm and the imaging device, makes an adjustment to a posture according to a position and a direction of the retractor, and controls the mechanical arm to drive the imaging device to rotate freely. According to the imaging system of the embodiment of the present application, long-distance shooting can be implemented, and it is conducive to performing the surgery.

The invention discloses a rotary winding and traction action combined releasing apparatus, which comprises a releasing part, which comprises two bending structures with opposite orientations, and at least two bending structures are arranged in each orientation; the drawing part is a section of straight rod connected with the releasing part, the length of the straight rod is larger than or equal to 3 cm, and the straight rod is used for guaranteeing sufficient moving distance during withdrawing and drawing and guaranteeing that the releasing part is maintained in an operative incision during operation; and the operating handle is connected with the drawing part and is used for rotating and drawing in vitro so as to complete the actions of rotating, winding and releasing and withdrawing, drawing and releasing of the releasing part. Through the arrangement and cooperation of the releasing part, the drawing part and the operating handle, releasing in the winding direction and the pulling direction of the position needing to be released is guaranteed, and the releasing range meets the requirement; the drawing part not smaller than 3cm is arranged, so that irregular bending of the bending structure can be greatly prevented from being in contact with a wound during drawing operation, and it is ensured that the whole loosening process is performed subcutaneously within an operative incision.

The application provides a kind of upper arm fixing bag for postoperative patient rehabilitation activity and high blood pressure detection, relating to the technical field of blood pressure detection for postoperative patient rehabilitation.The upper arm fixing bag for postoperative patient rehabilitation activity and high blood pressure detection includes a limiting belt and a fixing shell: a central control mechanism is arranged on the outer side of the front end of the limiting belt, the bottom end of the central control mechanism is connected with an induction patch through a wire harness, a connecting shell is fixedly connected to the left end of the limiting belt, a contraction ring is rotatably connected to the right end of the limiting belt, and the inner side of the connecting shell and the outer side of the contraction ring are connected through a contraction assembly. By accurately calibrating the position of the upper arm, the accuracy of the high blood pressure detection data is effectively guaranteed, the movement of the upper limbs is intelligently limited to protect the surgical incision, the flexible pressure regulating structure avoids discomfort caused by compression of the limbs, the integrated design simplifies clinical operation, and the monitoring data can be transmitted remotely, ensuring the safety of postoperative rehabilitation, detection accuracy and convenience.

The utility model discloses a tibia vertical osteotomy auxiliary device for unicompartmental knee arthroplasty, and relates to the technical field of unicompartmental knee arthroplasty. The device comprises a base, a stand column, a machine box, a winding shaft, an inhaul cable and a drag hook, a fixing area is arranged in the middle of the base, the stand column is arranged at the upper end of the base, the machine box is arranged above the stand column, and a small self-locking motor is fixed in the machine box. According to the utility model, the inhaul cable and the drag hook are locked through the small self-locking motor, the winding disc, the motor driver and the touch screen, so that medical personnel can adjust the degree of tightness of traction according to the number of turns of winding of the winding disc as required, and an assistant can carry out long-time bare-handed traction; secondly, the two extendable extension rods and the corresponding drag hooks are mounted on the mounting seat, so that the medical staff can adjust the distance between the two drag hooks according to the exposure requirement of the surgical incision, the surgical exposure area is expanded, and a doctor can conveniently perform an operation.

The utility model relates to a surgical incision creating device and a surgical robot, the surgical incision creating device comprises a cutter bar and a sleeve, one end of the cutter bar is used as a driving end, a pressure sensor is arranged above the driving end, the other end of the cutter bar is used as a free end, and the free end is connected with a blade; the periphery of the cutter bar is sleeved with the sleeve, a compression spring is arranged between the sleeve and the driving end of the cutter bar, the sleeve can move along the central axis of the cutter bar, the rollers are symmetrically arranged on the sleeve and make contact with the skin of an operation object, the incision strength of the blade can be effectively controlled, and safety is improved.

The invention relates to an orthopedics department lumbar vertebra operation incision protection device which comprises a shell connected to the waist of a patient in a sleeving mode; the detection module is arranged on the inner side of the shell and used for detecting the state of a surgical incision of a patient and the processor, the detection module further comprises a first detection unit capable of collecting humidity data of an area where the surgical incision of the patient is located, and when the humidity data detected by the first detection unit is higher than a first threshold value, the first detection unit sends the humidity data to the processor; the processor generates one or more of the following operations: sending an alarm trigger instruction to a terminal capable of reminding medical staff; and sending a working instruction to an execution module capable of reducing the humidity of the area where the surgical incision of the patient is located. According to the device, an alarm can be given to medical staff in time when urine of a patient flows back or the back of the patient is sweat wet, and the humidity of the area where the surgical incision of the patient is located is reduced in a baking mode and the like within the time when the medical staff cannot arrive in time.

This invention relates to an anastomosis device for gingival surgical incisions, comprising a main body structure, a gripping structure, several staple structures, a staple delivery structure, two power structures, and a staple separation structure. Its advantages lie in that, by rotating the gripping structure to the main body structure, the gripping structure drives the two power structures to move along the length of the main body structure, pressing the staple separation structure towards the staple structure, thus separating the staples; simultaneously, the power structures push the separated staple structures, causing them to move along the staple delivery structure. The staple delivery structure clamps both sides of the surgical incision and deforms the staple structures, separating them from the staple delivery structure, thereby compressing both sides of the surgical incision and achieving anastomosis. This eliminates the need for staples to puncture the gums, reducing trauma, and is simple and convenient to operate. It allows for rapid suturing of surgical incisions, and the protruding staple delivery structure allows for anastomosis of gums deep within the oral cavity.

The invention discloses application of recombinant human glaze matrix protein in skin repair dressing, and belongs to the technical field of biomedicine. The skin repair dressing comprises recombinant human glaze matrix protein, sodium hyaluronate, chondroitin sulfate, osa starch and propylgallate wrapped by lipidosome, and the repair effect is improved through a multiple synergistic mechanism. The preparation method of the dressing comprises the following steps: mixing the recombinant human glaze matrix protein with the stabilizer, and then carrying out homogeneous binding with the sodium hyaluronate, the osa starch, the liposome propyl gallate and the hydrogel matrix. Experiments prove that after the dressing is used, the wound healing speed is increased, the III type collagen secretion amount is increased, the TGF-beta1 expression is reduced, the scar index is reduced, and the dressing is suitable for burn and surgical incision repair.

The invention discloses a surgical incision healing state image intelligent evaluation method and system, and belongs to the technical field of image analysis and medical diagnosis assistion.The method comprises the steps that a preprocessed incision image is generated through dual-path self-adaptive image enhancement processing, and an incision area is extracted through a semantic segmentation network fused by a multi-scale feature pyramid; a comprehensive healing score is generated based on an adaptive feature weighted fusion strategy, healing trend prediction is constructed through a time sequence tracking module, an abnormal deterioration risk is identified, and an incision state is classified into one of normal healing, delayed healing, incision infection and incision cracking by adopting a multi-classification decision network. According to the method, the technical problems of insufficient image preprocessing capability, low incision segmentation precision, incomplete feature extraction, lack of time sequence tracking capability, single classification decision and the like in the prior art are solved, accurate, comprehensive and dynamic evaluation of the healing state of the surgical incision is realized, and reliable decision support is provided for clinic.

An endoprosthesis intended to replace a resected portion of bone and joint. The endoprosthesis can be non-invasively, manually operated to lengthen a patient's limb both intraoperatively and postoperatively. It includes bone anchoring components for anchoring to a first and second long bone, a joint to replace the function of an orthopedic joint, and a purely mechanical lengthening mechanism which can be located and operated manually by an operator by pressing on skin of a patient without requiring a surgical incision. The axle for joint is the actuating mechanism that lengthens the implant. The endoprosthesis does not need or include any magnets, electric motors, electric current, application of heat or a fluid displacement (hydraulic) system.

A pulse pressing device for nursing comprises a storage battery, a wireless remote control mechanism, a pulse pressing belt, a fixing shell, a pulse pressing mechanism, a time control circuit, a wireless receiving circuit and a control circuit. The tourniquet is mounted on the wrist of a patient; the tourniquet mechanism comprises an electric push rod and a pressing plate, the upper end of the electric push rod is installed in a fixing shell, the lower end of a movable column of the electric push rod and the upper end of the pressing plate are installed together, and the fixing shell is installed outside the upper end of the tourniquet; the storage battery time control circuit, the wireless receiving circuit and the control circuit are installed in the fixing shell and electrically connected with the power input end of the electric push rod. According to the utility model, pulse pressing operation can be carried out on a surgical incision of a patient at regular intervals, so that automatic control is realized; and the electric push rod can be controlled in a wireless mode to drive the pressing plate to move upwards to press the pulse without manual approaching operation according to needs (some patients have good blood coagulation functions, and the pulse pressing time can be shortened through the operation), so that convenience is brought to nursing personnel, and the working efficiency of the nursing personnel is improved.

The invention discloses an intelligent navigation type double-cannula cystic focus puncture drainage device based on visualization and pressure sensing, relates to the technical field of minimally invasive interventional medical instruments, and solves the problems that in the prior art, in the cystic focus puncture drainage process, the lowest point of the liquid level still cannot be accurately positioned in real time, and the puncture drainage effect is poor. And an effective means for objectively and quantitatively evaluating the residual liquid amount is also lacked. Comprising an outer sleeve; the outer sleeve sequentially comprises a needle tip section, a needle tube section and a connecting section with the tail end used for being connected with a negative pressure structure. The drainage straight tube is coaxially arranged in the outer sleeve, and the drainage straight tube is provided with a central cavity channel for a puncture needle to penetrate through; wherein; according to the invention, visual pressure measurement is combined, continuous indwelling drainage and repeated operation can be carried out, and flushing or dosing can be carried out through a small pipeline on the side wall of the drainage tube, so that the situation that drainage liquid reversely flows into a cavity due to dosing through a drainage main pipeline in the past is avoided, and the situation that the drainage liquid is cut open and placed in the tube in an operation is avoided.

The invention relates to the technical field of medical instruments, and discloses a surgical incision protection device which comprises a mounting frame, two mounting grooves are formed in the top of the mounting frame, a protection assembly extending to the bottom of the mounting frame is arranged between the inner sides of the two mounting grooves, and an inflation assembly is arranged on the outer side of the protection assembly. According to the surgical incision protection device, through the arrangement of the fixing mechanism and the inclined design of the top, one-way locking is achieved, when the protection cylinder is installed, the limiting plate is extruded to retreat, and the protection cylinder is fixed to the inner side of the installation frame. After complete in-position, a limiting plate resets under the action of a fixing spring to clamp the mounting plate, after operation, the limiting plate retreats by pushing a U-shaped block, locking of the protection barrel is relieved, the protection barrel can be taken out quickly and conveniently, the purpose of being convenient to disassemble and clean is achieved, and by arranging a stabilizing mechanism, the purpose of arranging a stabilizing structure is achieved.

A system or method can hold open a surgical incision or other cut or tissue opening on one side of an appendage via actuation initiated or occurring on an opposite side of the appendage. A device, such as a retractor, can extend at least partially about the appendage and can convey, transmit, or carry motion and / or force between the two sides of the appendage. For example, a surgeon or other user can squeeze a retractor handle that is disposed on the opposite side of the appendage. Responsive to the squeeze, the retractor can apply opening motion and / or force to the incision, so as to hold the incision open during surgery or some other procedure.