26 results about "Bleeding reduction" patented technology

The present invention relates to the technical field of blood compression cut-off devices, and specifically discloses a blunt compression cut-off device for large medical blood vessels with a detachable inner core, which includes an outer groove, a plurality of hand-held fixing columns fixedly connected to the periphery of the outer groove, a transparent inner core detachably connected to the outer groove, and an inner core fixing device for realizing the disassembly of the inner core. It can timely and effectively complete the blood flow blockage of large blood vessels, and attempts to create a fast, safe and convenient large blood vessel anastomosis environment through the design concept of "pulling out the inner core", reduce the damage to surrounding tissues and organs during compression hemostasis, reduce the bleeding time and the amount of bleeding, and shorten the operation duration.

The utility model relates to the technical field of medical instruments, in particular to an atlantoaxial bone grafting device. The atlantoaxial bone grafting device comprises a bone grafting funnel and a bone grafting device, wherein the bone grafting funnel comprises a hollow pipe part and a funnel part arranged at the top end of the hollow pipe part; the funnel pushing piece comprises a first pushing rod and a pushing part arranged at the top end of the first pushing rod; wherein the first pushing rod can be arranged in the hollow pipe part, and when the pushing part is limited above the opening in the top end of the hollow pipe part, the bottom end of the first pushing rod extends out of the opening in the bottom end of the hollow pipe part; the bottom end of the first pushing rod is a flat and blunt end. According to the technical scheme, the surgical instrument for bone grafting of the atlantoaxial lateral mass joint is provided, bone grafting is accurately and effectively completed through one-time operation of the bone grafting funnel, the surgical operation difficulty is remarkably reduced, the bleeding risk is reduced, the surgical time is shortened, and the postoperative fusion rate is increased.

This utility model discloses a positionable dental implant healing abutment and a matching screwdriver. The positionable dental implant healing abutment includes an abutment body and a rubber column. An installation hole is formed at the center of the upper end face of the abutment body, and a connecting groove is formed below the installation hole, communicating with the installation hole. The rubber column includes a connecting section and a protruding section, with the connecting section installed within the connecting groove. The rubber column is connected to the abutment body via the connecting groove, preventing it from becoming loose. During the first-stage implant surgery, the rubber column can be trimmed according to the gingival height to make it flush with the gingiva, thus preventing impact on the integration of the implant and alveolar bone due to occlusal collision during implant healing. By setting the rubber column on the abutment body, it can be used to position the implant during the second-stage implant surgery, greatly reducing clinical operation time and avoiding incorrect incisions, as well as reducing the chance of bleeding and infection.

The invention relates to the technical field of rapid hemostasis application, in particular to a rapid compression hemostasis device which comprises a compression hemostasis block, two positioning clamping belts and an elastic buckling belt, and the rapid compression hemostasis device not only conducts physical compression hemostasis on a wound through the compression hemostasis block, but also combines the function of medicine hemostasis. The compression ring in the compression hemostasis block can accurately compress the periphery of a wound, the bleeding amount is reduced, the medicine block enables hemostasis medicine to directly act on the wound through the medicine penetrating layer, and the hemostasis effect is enhanced. In a battlefield or an emergency medical scene, bleeding can not be completely controlled by purely relying on compression hemostasis, but the hemostasis efficiency can be remarkably improved and the blood loss risk can be reduced by adding the medicine. In addition, due to the design of the cotton ring and the medicine permeating layer of the medicine block, air permeability of the wound can be kept, it can be guaranteed that medicine continuously acts on the wound, and wound oxygen deficit or infection caused by too tight compression is avoided.

The present invention belongs to the technical field of medical devices, and specifically relates to a hemostatic stent for cardiac great vessel surgery; it includes a second cylinder body, a contact capsule body, and a third cylinder body that are connected in sequence from top to bottom. Among them, the top opening of the contact capsule body is fixedly clamped on the first connecting cylinder, the bottom opening of the first connecting cylinder is connected to the bottom opening of the second cylinder body through a threaded structure, the bottom opening of the contact capsule body is fixedly clamped on the second connecting cylinder, and the top opening of the second connecting cylinder is connected to the top opening of the third cylinder body through a threaded structure; a static cylinder body is fixedly installed at the top of the third cylinder body, and a moving cylinder body is hermetically and slidably arranged at the opening of the static cylinder body; the contact capsule body includes an outer capsule layer and an inner capsule layer, the outer capsule layer is used to contact the inner wall of the blood vessel, and a capsule cavity is formed between the outer capsule layer and the inner capsule layer. The hemostatic stent of the present invention is used to extend into the blood vessel from the blood vessel break, so that a good sealing contact is maintained between its outer wall and the inner wall of the blood vessel, it is not easy to slip off from the blood vessel, and the amount of bleeding is effectively reduced.

The present invention discloses a wound disinfection, flushing and cooling device for on-site treatment and wounded personnel transfer, which relates to the technical field of on-site treatment. The wound disinfection, flushing and cooling device for on-site treatment and wounded personnel transfer includes a first bag body, a second bag body and a third bag body. The first bag body and the second bag body are located on both sides of the third bag body and are connected through a controllable valve and a catheter. Columnar water outlets are installed at both ends of the first bag body and the second bag body and are matched with sealing caps; the present invention can achieve preliminary disinfection, flushing and rapid cooling of the wound, can effectively protect soft tissue swelling, reduce damage to visceral tissues, reduce bleeding, and reduce the inflammatory response. Its structural design is reasonable and convenient to carry, and it is suitable for carrying and using in on-site treatment.

The invention relates to the technical field of artery blood sampling, and discloses an intelligent sensing artery blood sampling auxiliary device which comprises a test pad, a plurality of sensing modules arranged in the test pad in a linear array mode and iodophor marking modules arranged in the sensing modules. The sensing module comprises a mounting hole formed in the test pad and a pressure sensor arranged in the mounting hole; the iodophor marking module comprises an unfolding assembly arranged on one side of the mounting hole, an iodophor bottle arranged in the unfolding assembly and two liquid outlet assemblies symmetrically arranged in the unfolding assembly, and the iodophor bottle is made of a plastic soft material. Artery datamation positioning is achieved through a linear array pressure sensor and an intelligent analyzer, traditional subjective judgment of hand feeling and vision is replaced, repeated puncture on patients with thin blood vessels, deep positions and edema is reduced, complications such as vascular injury and pseudoaneurysm are reduced, the bleeding risk of patients with hepatopathy with poor blood coagulation and chemotherapy can be reduced, and the treatment effect is improved. And the positioning accuracy of weak-beat and obese people is remarkably improved.

The utility model discloses an adjustable scrotum support for sitting and lying, which is characterized by comprising a bottom support cushion and a scrotum support cushion, the upper surface of the bottom support cushion is provided with a scrotum support cushion groove and two hip grooves, the scrotum support cushion is detachably mounted in the scrotum support cushion groove, the scrotum support cushion is an inflatable cushion, and the hip grooves are communicated with the bottom support cushion. And the upper surface of the scrotum supporting pad is an arc-shaped surface which protrudes upwards. The scrotum support for sitting and lying is suitable for supporting the scrotum when a patient sits up or lies down, the effects of relieving local edema and bleeding of the patient are achieved, and the pain of the patient is relieved.

The invention relates to the technical field of animal husbandry equipment, in particular to a piglet tail cutting device which comprises tail cutting equipment, a positioning structure, a tail cutting structure and a medicine applying mechanism, the positioning structure is an L-shaped positioning table composed of a supporting flat plate and a positioning vertical plate, a hip arc groove matched with the hip of a piglet is formed in the positioning structure, and the hip arc groove is fixed through a sliding bolt and a locking bolt; the tail cutting structure adopts an electric heating mode, the tail cutting operation is completed through an electrifying seat, an electric heat conduction rod and a heating blade, the V-shaped design of the heating blade is matched with the tail of the piglet, the tail cutting effect is improved, and bleeding is reduced, and the medicine applying mechanism is composed of a stepping motor, a transmission shaft, a shifting piece and medicine applying cotton. The shifting pieces intersect to form a medicine applying area during rotation, automatic medicine applying of the wound is achieved in cooperation with a contact type sensor, and the infection risk is reduced. By means of the integrated design, automatic operation of tail cutting and medicine applying is achieved, the tail cutting efficiency, accuracy and wound treatment effect are improved, and the manual labor intensity and the infection risk are reduced.

The carotid artery compressor comprises a lower neck ring and an upper neck ring, the top of one end of the lower neck ring is fixedly provided with a first rubber block, the top of the first rubber block is fixedly connected with one end of the upper neck ring, and the end, away from the first rubber block, of the lower neck ring is fixedly connected with a third rubber block; air is supplied to the interior of the main compression bag through the air delivery pipe, so that the main compression bag is expanded, accurate and moderate compression is performed on the carotid artery of a patient, the bleeding risk is reduced, a powerful guarantee is provided for smooth operation, in addition, air can be supplied to the three auxiliary compression bags through the lower neck ring and the second air delivery pipe according to requirements, and the operation efficiency is improved. According to the technical scheme, the three auxiliary compression bags are made to expand, so that the three auxiliary compression bags conduct three-point compression on the carotid artery of a patient, the compression effect is enhanced, the compression stability and safety are improved, and the carotid artery of the patient is more comprehensively protected in the operation process.

The utility model belongs to the technical field of medical instruments, and particularly relates to a pacemaker postoperative compressor which comprises a chest strap, a hook-and-loop fastener hook face is arranged at one end of the side face of the chest strap, a hook-and-loop fastener loop face is arranged at the other end of the chest strap, one end of a shoulder strap is arranged on the chest strap, an adjusting strap is arranged at the other end of the shoulder strap, and a button is arranged on the adjusting strap. A fixing gap is formed in the chest strap, a sliding groove is formed in the shoulder strap, an inflation tube is arranged in the sliding groove in a sliding mode, threads are arranged on the outer side wall of the inflation tube, and the lower end of the inflation tube is provided with the upper end of a second gasket in a penetrating mode; the air bag is tightly combined with the shoulder strap and can be stably fixed to the body of a patient, the problem that a traditional sandbag slides down due to movement of the patient is effectively solved, it is ensured that a wound is continuously and stably pressed, and the risks of bleeding and electrode dislocation are reduced.

A thrombectomy system may include an aspiration catheter configured for advancement through vasculature of a subject to facilitate removal of clot material from the vasculature of the subject. The thrombectomy system may further include aspiration tubing in fluid communication with the aspiration catheter. The thrombectomy system may further include a flow-proportional brake assembly configured to restrict free flow of blood through the aspiration tubing during clot removal operations.

The invention discloses an air and water double-medium flexible spine endoscope device and a using method, and belongs to the technical field of medical instruments.The flexible spine endoscope is arranged in a protective dustproof shell, a working pipeline of the flexible spine endoscope penetrates through a protective pipeline of an adjusting device, and a movable concentric pipe is arranged between the protective pipeline and the working pipeline; a water path is formed between the concentric pipe and the working pipeline, so that the flexible spine endoscope can be located in an air medium or a water medium, bleeding can be reduced under the action of water pressure when the flexible spine endoscope is located in the water medium, the working pipeline can be cleaned, and the visual field of the objective lens is kept clear. The concentric tube can be driven to extend out of the protection pipeline by moving the sliding block, the concentric tube extends out of the protection pipeline firstly, an advancing direction is provided for a working channel, angle adjustment of the flexible spine endoscope is carried out in the advancing direction, and multi-angle and dead-angle-free observation at different positions can be achieved to assist surgery.

The utility model belongs to the technical field of medical instruments, and discloses a tearable sheath for percutaneous renal puncture surgery, which comprises a sheath tube, a non-degradable balloon component is mounted on the sheath tube, the sheath tube comprises a tearable hard tube and a tearable soft tube, the tearable soft tube is arranged on the inner side of the tearable hard tube, and the tearable soft tube is connected with the tearable hard tube. The inner wall of the tearing hard tube is coated with a chitosan coating, the outer surface of the tearing hard tube is coated with a hyaluronic acid coating, a special material with hemostasis and anti-adhesion functions and a surface treatment process are adopted, in the operation process, once bleeding occurs, the hemostasis effect can be achieved in time, the bleeding amount is reduced, the operation risk is reduced, and meanwhile the operation efficiency is improved. After the operation, the adhesion of tissues and the sheathing canal can be effectively prevented, the pain of a patient is relieved, the postoperative recovery is promoted, the balloon filling degree, the supporting force, the drug release rate and the like can be flexibly adjusted according to the operation process and requirements, the ability of the operation to deal with complex conditions is improved, and the operation safety and effect are guaranteed.

The utility model relates to a groin pressurizing device. The groin pressurizing device comprises a pressing sandbag and an auxiliary sandbag connected with the pressing sandbag, the auxiliary sandbag is connected with the compression sandbag through a connecting belt, and a fixing assembly used for fixing the connecting belt is arranged on the compression sandbag; the whole pressing sandbag is of a structure with the front pointed and the rear wide, and the width and the thickness of the pressing sandbag from the front end to the rear end are in a gradually-increasing trend. And the compression sandbag is detachably connected with the self-adhesion fuzzing cloth. Compared with the prior art, the groin pressurizing device has the advantages that effective sandbag fixing of a groin postoperative patient can be achieved, a better pressurizing recovery effect is achieved, bleeding, exudation and edema can be reduced, lymph backflow is promoted, and the risk of postoperative complications is reduced.

The invention discloses an anterior cervical ACDF operation water flushing, sucking and visualizing device. The device comprises a cervical vertebra water flushing, sucking and visualizing assembly; the water flushing, sucking and visual assembly can be rapidly installed and covered on the upper cervical vertebra body and the lower cervical vertebra body to seal the intervertebral space, a middle cavity of the water flushing, sucking and visual assembly is communicated with the intervertebral space, and the visual electron mirror penetrates through the moving assembly and extends into the intervertebral space to observe a target area; the water flushing, sucking and visible assembly is provided with a flushing and sucking water path; bleeding can be reduced under water flushing and suction of the water seal, observation of the electron mirror is clearer, visible operation is carried out by inserting instruments such as bone rongeur forceps for orthopedic surgery through a through hole in the electron mirror, the electron mirror and the through hole in the water flushing and suction and visible assembly can be inclined by 360 degrees up and down and move left and right through a spherical structure, and the water flushing and suction and visible assembly is suitable for treatment under different conditions. And the anterior cervical ACDF operation quality is improved.

The application provides an inflatable pelvic trauma first-aid fixator, and relates to the technical field of medical devices.The system comprises a clamping mechanism and a fixed connection mechanism.The clamping mechanism comprises a first clamping plate and a second clamping plate, and the opposite side end faces of the first clamping plate and the second clamping plate are respectively fixedly provided with a first air bag and a second air bag.The fixed connection mechanism comprises a fixed connection plate, and the upper and lower end faces of the fixed connection plate are respectively provided with a first strip hole and a second strip hole at the front and rear positions.The upper end faces of the first clamping plate and the second clamping plate are respectively fixedly provided with a plurality of fixed bolts, and the upper end positions of the fixed bolts are respectively threadedly provided with a butterfly buckle.The fixator solves the problems that general first-aid fixators are troublesome to install and are prone to cause secondary injury due to the movement of the position of a patient, and solves the problems that general fixators have a single function, cannot reduce bleeding and pain, and patients are prone to suffer pain when wearing.

The invention relates to the technical field of urethral dilators, and discloses an antibacterial urethral dilator integrated with a super-smooth guide wire guiding and lubricating system. The expansion mechanism is arranged on the handle and used for expanding the urethra, the expansion mechanism comprises a probe, the probe is fixedly connected to the bottom of the handle, the end, away from the handle, of the probe is fixedly connected with a conical head part, and hollow grooves are formed in the inner wall of the probe and the inner wall of the handle. According to the antibacterial urethral dilator integrated with the super-smooth guide wire guiding and lubricating system, the dilation mechanism is arranged, a hollow groove coaxially formed in a handle and the inner wall of a probe is communicated with a side through hole in a conical head piece, and the super-smooth front end of a super-smooth guide wire extends out of a probe path from the side direction and is matched with the scale tail end to monitor the depth in real time; the conical head piece gradually dilates the urethra, integrated coaxial operation of the ultra-smooth guide wire and the probe is achieved, traditional step-by-step displacement and false channel formation are avoided, the urethra stenosis dilation operation is simplified, bleeding and infection risks are remarkably reduced, and the urethra dilator is particularly suitable for tortuous urethra.

The medical gauze piece with the cold compress hemostasis effect comprises a base, a gauze layer is fixedly connected to the top of the base, and a connecting groove is formed in the middle of the top face of the gauze layer. According to the medical gauze piece with the cold compress hemostasis effect, through the arrangement of the hemostasis mechanism, the sealing layer and the connecting mechanism, when the medical gauze piece is used, a hemostasis agent layer on hemostasis cotton is applied to a wound, blood coagulation factors in the hemostasis agent layer can help to rapidly stop bleeding, reduce the bleeding amount and promote wound healing, and then hydrogel is contained in the sealing layer, so that the medical gauze piece has the cold compress hemostasis effect. The hydrogel can provide a cooling effect on a wound part and relieve local pain and swelling, finally, an adhesive A and an adhesive B are arranged at the bottom of the sealing layer, when the used gauze piece is treated, the sealing layer on the gauze piece can be taken down, and the hydrogel in the sealing layer is collected for later treatment, so that the gauze piece is convenient to use. And resource waste is avoided.

The invention relates to the technical field of medical instruments, and discloses an emergency compression hemostasis device for postpartum hemorrhage in the obstetrics and gynecology department, the emergency compression hemostasis device comprises a catheter, an injection tube, a balloon and a liquid storage sac, in the emergency compression hemostasis device, normal saline is injected to enable the liquid storage sac to swell and extrude the uterus wall to reduce hemorrhage, and a sac wall pressure sensor monitors extrusion force in real time and transmits the extrusion force to receiving equipment; muscular layer injury caused by excessive uterus expansion is avoided. When the balloon swells, the uterus wall pushes the extrusion plate to puncture the liquid medicine bag, the liquid medicine acts on a bleeding point through the release hole, and the liquid medicine and the balloon extrude cooperatively to accelerate hemostasis, so that the emergency hemostasis effect is achieved. When the limiting ring is adjusted, the inserting rod is pulled out and slides along the adjusting groove to adjust the position. When the limiting plate is adjusted, the pin is pulled out, the adjusting ring is rotated, the telescopic block is driven to push the limiting plate to be attached to the inner wall of the vagina, and the pressure sensor in the mounting groove monitors extrusion force to prevent a patient from being injured. After the limiting plate is adjusted, the pin is inserted into the insertion hole under the action of the second elastic ring to complete locking, and the placement stability of the balloon is improved.

The invention provides a hemostasis auxiliary compression device for the department of cardiology, and relates to the technical field of nursing of the department of cardiology. The hemostasis auxiliary compression device for the cardiology department comprises a fixed bottom plate and a hollowed-out fixing frame, a rotating shaft column is fixedly connected to the center of the top of the fixed bottom plate, a rotating bottom plate is rotationally connected to the top of the fixed bottom plate through the rotating shaft column, and a triangular support is fixedly connected to the top of the rotating bottom plate; the upper portion of the side wall of the triangular support is rotationally connected with a center rotating column. Through cooperation of the hydraulic driving assembly and the pressing assembly, the head, the chest, the abdomen and the legs of a patient can be accurately pressed. Multi-direction compression can be performed on different parts through the design of the compression frame, the risk of bleeding is reduced, due to the fact that the design of the compression assembly can be adjusted according to needs, and the compression rod at the bent part can be correspondingly adjusted according to changes of the body of a patient, the compression force can continuously and effectively stop bleeding under the condition that discomfort is not caused.

A method and device of reducing further injury to an injured casualty during transport is described. The method includes the use of a transport device configured with an inflation port and a release valve. The release valve prevents over-pressurization of the device during transport where altitude changes and / or vibration occur, preventing hemorrhaging and pressure injury. A method of reducing pressure injury in the transport of casualties using the transport device is also described.

The utility model relates to a bendable percutaneous nephroscope. The bendable percutaneous nephroscope comprises a bending part, an insertion part and a limiting part, the head end of the bending part is fixedly connected with the end part, the bending part can rotate, and a traction steel wire penetrates through the bending part; the two ends of the insertion part are fixedly connected with the tail end of the bending part and the handle respectively, a capillary is connected into the insertion part, and the traction steel wire penetrates through the capillary; the handle comprises a rotating part and a driving lever, the driving lever controls the rotating part to rotate, and the rotating part winds or unwinds the traction steel wire; the limiting part axially moves in the rotating axis direction of the rotating part and is used for limiting rotation of the rotating part, and when the limiting part is located at the first working position, the rotating part is limited and fixed; and when in the second working position, the rotating part is unlocked. The bending part can rotate within a certain angle range, the percutaneous nephroscope does not need to swing by a large angle, the wound surface can be prevented from being too large, and the bleeding risk is reduced. When the bending part rotates to a certain angle, the traction steel wire is limited through the limiting part.

The present invention discloses a biopsy needle based on electrode cutting, belonging to the field of medical devices, which includes a cable, a handle, a needle rod and a needle head connected in sequence. The handle is connected with a first negative pressure suction tube and a second negative pressure suction tube; inside the handle, there are arranged a first negative pressure channel tube, a second negative pressure channel tube, a screw rod and an inner needle tube. The inner needle tube is cut by an electrode head. Through the movement and cutting of the first negative pressure channel tube, the second negative pressure channel tube, the screw rod and the inner needle tube, the biopsy sampling is completed. The present invention uses an electrode head for electrode cutting instead of a rotating cutting blade, there is no rotational movement, it has less noise, and can achieve coagulation while cutting, reducing bleeding. At the same time, it avoids the skin prolapsing into the sample groove before the cutter advances into the tissue, resulting in shaving of the skin, reducing the pain and scar of sampling.

The present invention relates to a blood coagulation composition comprising calcium lactate as an active ingredient, a method for treating a wound or reducing bleeding at a bleeding site, the method comprising a step of administering the composition of the present invention to the wound or the bleeding site, an anti-adhesion composition comprising calcium lactate as an active ingredient, and a method for preventing adhesion during surgery and after surgery, the method comprising a step of administering the composition of the present invention during surgery and after surgery.