67 results about "Bleeding reduction" patented technology

Devices, systems and methods for stimulating (e.g., noninvasively) a subject's inflammatory reflex are provided to reduce bleed time. The method may include the step of non-invasively stimulating the inflammatory reflex (e.g., the vagus nerve, the splenic nerve, the hepatic nerve, the facial nerve, and the trigeminal nerve) of a subject, such as by mechanical stimulation, in a manner which significantly reduces bleed time in the subject. Devices for non-invasively stimulating the inflammatory reflex may include a movable tip or actuator that is controlled to mechanically stimulate the ear. The devices may be hand-held or wearable, and may stimulate the cymba conchae region of the subject's ear.

An embolized-cryoablation method for treating a tumor of an organ is provided. The method includes inserting a catheter in a vascular pathway connected to a target region adjacent the tumor, and advancing the catheter through the vascular pathway to place a distal end portion of the catheter in the target region; injecting a liquid embolization material through the catheter into the target region; removing the catheter through the vascular pathway from the organ; inserting a cryoprobe laparoscopically into the target region, and placing a distal end portion of the cryoprobe within the target region; delivering a cryogen into and circulating the cryogen inside the cryoprobe for a period of time, thereby providing a cryotreatment to the target region of the organ. The combined embolization-cryoablation treatment reduces bleeding and enhances cell death, necrosis, or apoptosis in the tumor tissue.

A method of attaching or reattaching a ligament, tendon, cartilage or other soft tissue to a bone mass has the steps of: positioning or placing the ligament, tendon, cartilage or other soft tissue adjacent to the bone mass; anchoring or otherwise fastening the ligament, tendon, cartilage or soft tissue to the bone mass; and transmitting shock waves to the ligament, tendon or other soft tissue and the bone mass. Preferably the ligament, tendon, cartilage or other soft tissue is positioned in the path of the emitted shock waves and away from geometric focal volume or point of the emitted shock waves. The shock waves may be transmitted during the surgical procedure or post operatively in one or more treatment dosages or both. In so treating the ligament, tendon, cartilage or other soft tissue should be positioned at a distance away from any geometric focal point to minimize hemorrhaging. The soft tissue may include cartilage or muscle tissue. In the case of cartilage, the tissue can be inserted into a bone mass prepared cavity and optionally anchored there by a covering bone plug.

The invention relates to a control method for an oil bleeding reduction device of a rotary compressor and application thereof; the oil bleeding reduction device of the rotary compressor comprises a motor arranged in a shell body of the rotary compressor and a compression component connected with the motor, wherein, the compression component comprises a cylinder, a sliding vane, a crank shaft, a main bearing and a supplementary bearing; the main bearing and the supplementary bearing are used for supporting the crank shaft; the crank shaft is internally provided with a vertical core of an oil pool opening facing to the bottom of the rotary compressor; the vertical core comprises a lower crank shaft vertical core and an upper crank shaft vertical core connected with the lower crank shaft vertical core; the upper crank shaft vertical core is arranged at the upper end of the crank shaft; a long bearing sheathed with the crank shaft is arranged above the main bearing; an inner circular groove is arranged around the upper part of the long bearing circumferentially; the crank shaft arranged at the upper part of the lower crank shaft vertical core is provided with a first cross bore; one end of the first cross bore is open in the lower crank shaft vertical core, while the other end thereof is open in the position of the inner circular groove; the inner diameter of the top of the long bearing positioned above the inner circular groove is 10 microns to 20 microns larger than that of the long bearing.

The invention discloses an intrauterine compression hemostasis method which comprises the following steps of: putting an elastic hemostasis bag in uterus, and filling low-temperature medium into the elastic hemostasis bag, wherein after the volume of the elastic hemostasis bag is expanded, the compression hemostasis is realized through the pressure of the elastic hemostasis bag on the inner wall of the uterus, and the vasoconstriction of the uterus is promoted by the low-temperature medium. A device realizing the method comprises the elastic hemostasis bag and a connection pipe, wherein the elastic hemostasis bag is provided with only one open end; the open end is in sealed connection with one end of the connection pipe; and a valve is arranged at one end of the connection pipe. The shape of the expanded elastic hemostasis bag is similar to that of the uterine cavity, and pressure in the uterine cavity is uniform; and when the pressure exceeds the systolic arterial pressure, a hemostasis effect is generated for sure. By monitoring the pressure, the autonomous uterine contraction can be discovered in time; and a temperature measuring device displays the change of water temperature, and the ice water can be replaced in time so as to avoid weakening of the hemostasis effect. According to the invention, the operation is simple, the monitoring is visual, the bleeding is minimized to a greatest extent, and the life safety of the patient is guaranteed.

Red blood cell membrane derived microparticles (RMP) are safe, economical, effective hemostatic agents in the treatment of a wide range of bleeding conditions and can, therefore, be considered as universal hemostatic agents. Effective RMP are produced from red blood cells using a high-pressure extrusion membrane shear process. The RMP can be lyophilized after production and retain activity even when stored at room temperature. RMP can be administered to original donors (autologous treatment), thus avoiding transfusion complications, or can be administered to blood type compatible recipients. RMP produced from type O, Rh negative red cells can be given to any person regardless of blood type. RMP can be administered to reduce excessive bleeding resulting from trauma, surgeries, invasive procedures and various bleeding disorders such as platelet disorders, either congenital or acquired, and coagulation disorders, either congenital or acquired. Administration of RMP prepared according to the invention demonstrates effectiveness in safely reducing bleeding.

The invention relates to a waterproofing agent for mortar concrete and a preparation method thereof in the field of building materials. The waterproofing agent for mortar concrete is prepared by compounding multiple inorganic and organic admixtures and comprises the following components accounting for total weight of the waterproofing agent: 5-15% of moisture-proof agent, 50-60% of inorganic substance waterproofing agent, 1-3% of inorganic water reducing agent, 1-2.5% of rust inhibitor, 6-9% of early strength agent, 3-10% of surfactant, 0.1-30% of superplasticizer, 1-5% of dispersant and 0.1-1% of thickener. The waterproofing agent integrates various waterproofing and anti-permeability functions into a whole, is small is usage amount of water and excellent in waterproof effect, not only improves the compactness, compressive strength and waterproof and anti-permeability performance of the concrete, but also has multiple functions such as rust resistance, cracking resistance, hydration heat release delaying and reduction, crack prevention, freezing resistance and bleeding reduction. The waterproofing agent is a powder additive, is simple in production process, low in cost, easy to package and transport and capable of better solving problems such as inconvenience in measurement. Through detection, the performance indexes of the waterproofing agent reach or exceed the national building material industry JC474-2008 standard.

The invention is directed to a new method for long-term measurement of daily serotonin (5-HT) and melatonin contents in the pineal gland. The disclosed method allows visualization of the pineal gland for accurate targeting of the guide cannula which minimizes bleeding, incurs no direct injury to the surrounding brain tissue and cause no interference with the sympathetic innervation from the superior cervical ganglion. The improved method allows effects of pharmacological agents on in vivo pineal gland circulation to be studied reproducibly over time and gene expression profiles correlated with physiological consequences in the same or different individuals. More importantly, the method allows accurate assessment of the endogenous circadian clock function. The method can be used for high throughput screening to identify candidate agents which may accelerate adaptation to new time zones, to alleviate symptoms resulting from jet lag, frequent shift work sleep abnormalities and seasonal affective illnesses.

The invention relates to a hemostasis and healing promotion waterless gel with biological glass micro balls for cervix uteri wound repairing and relates to improvement of a medical wound repairing gel, in particular to the hemostasis and healing promotion waterless gel with biological glass micro balls for cervix uteri wound repairing. The gel is prepared in the mode that poloxamer or carbomer isused as a gel matrix material and micro-hole bioactive glass and chitosan are used as main functional components. The raw material composition of the gel comprises, by weight, 1-2 parts of carbomer, 3-20 parts of micro-hole bioactive glass, 35.5-65.5 parts of medical glycerinum, 25.5-55.5 parts of propanediol, 0.8-2.0 parts of chitosan and 0.2-1.0 part of sodium hyaluronate. According to the hemostasis and healing promotion waterless gel, through the adsorption effect of the micro-hole bioactive glass and the hemostasis and healing promotion functions of the micro-hole bioactive glass and thechitosan, hemorrhage is reduced, bacteria are effectively inhibited for a long time, and wound healing is promoted. The gel is a functional medical instrument product with wide application prospects.

The invention discloses a multifunctional endoscopic minimally invasive hoe scaler, which comprises a catheter, hemostatic forceps, a hoe scaler, an operating handle, an operation control device and an online physiological monitoring device, and is characterized in that: the head part of the catheter is connected with the hemostatic forceps, and the tail part of the catheter is connected with the operating handle in a matching way; the hemostatic forceps consist of two halves of bullet-shaped hollow forceps heads which can be opened and closed; the hoe scaler is a plasma hoe scaler; the operating handle is provided with a hemostatic forceps push ring capable of moving forward and backward and a hoe scaler control handle; the operation control device comprises a hemostatic forceps operation control device and a hoe scaler operation control device; and the online physiological monitoring device comprises an electric physiological catheter probe and a signal layer formed by winding three electric physiological catheter probe connecting leads. According to the minimally invasive hoe scaler, the defects of the conventional digestive canal tumor treatment are overcome, the scaler and the hemostatic forceps are combined, the minimally invasive hoe scaler has the functions of biopsy forceps, incision and hemostatic forceps after being electrified, convenience is brought to examination, incision and timely hemostasis, and the complications of hemorrhage are reduced.

The invention relates to an air pressure type medical breast augmentation prosthesis gatherer. The invention is characterized in that the gatherer mainly consists of a similar bottomless transparent bottle-shaped gatherer body 1; a thin end opening 7 of the gatherer body is flared bell mouth shape with smooth transition from thick to thin; a sealing cover 2 can seal a thick end opening and is provided with an air intake and an exhaust vent; an air filter element 4 is provided with an air duct, an air intake valve 3 and a vent valve 3; and the air pressure type medical breast augmentation prosthesis gatherer is also equipped with a foot-operated inflator. The air pressure type medical breast augmentation prosthesis gatherer overcomes the disadvantage of the prior art and ensures that the operation becomes very convenient and easy; the foot-operated inflator inflates to pressurize, thereby saving labor for posting a prosthesis, being convenient for controlling and being in place exactly, conveniently and fast; the air pressure type medical breast augmentation prosthesis gatherer can shorten the operation time greatly and reduce the amount of bleeding, causes no secondary injury at the operation incision, is very convenient for incision healing after the operation and shortens the convalescent period, thereby reducing the complicating disease caused by bleeding to a great extent, such as fibrocystic cirrhosis caused by haematodocha muscularization and hematoma muscularization.

A retraction cord for use in a dental procedure for widening the gingival sulcus containing kaolin. The kaolin acts as a hemostatic agent and an absorber or hydrophilic agent to reduce bleeding and dry the gingival sulcus. A binder may be used to aid in retention of the kaolin on the fibers of the retraction cord. A lubricant or release agent may be used preventing blood clots from sticking to the retraction cord upon removal. Kaolin is affected and has no adverse side effects.

A method of attaching or reattaching a ligament, tendon, cartilage or other soft tissue to a bone mass has the steps of: positioning or placing the ligament, tendon, cartilage or other soft tissue adjacent to the bone mass; anchoring or otherwise fastening the ligament, tendon, cartilage or soft tissue to the bone mass; and transmitting shock waves to the ligament, tendon or other soft tissue and the bone mass. Preferably the ligament, tendon, cartilage or other soft tissue is positioned in the path of the emitted shock waves and away from geometric focal volume or point of the emitted shock waves. The shock waves may be transmitted during the surgical procedure or post operatively in one or more treatment dosages or both. In so treating the ligament, tendon, cartilage or other soft tissue should be positioned at a distance away from any geometric focal point to minimize hemorrhaging. The soft tissue may include cartilage or muscle tissue. In the case of cartilage, the tissue can be inserted into a bone mass prepared cavity and optionally anchored there by a covering bone plug.

The invention discloses an endoscopic minimally invasive hoe scaler, comprising a catheter, hemostatic forceps, an operating grip and an operation control device. The endoscopic minimally invasive hoe scaler is characterized in that a head of the catheter is connected with the hemostatic forceps while a tail of the catheter is matched connection with the operating grip; the hemostatic forceps are composed of a subwarhead-shaped hollow binding clip of which two halves are closed and opened correspondingly; the hoe scaler is a plasma hoe scaler formed by a steel wire structure, and extends into a linked tube of the hemostatic forceps; the operating grip is provided with a hemostatic forceps push ring and a hoe scaler control grip capable of moving back and forth; and the operation control device comprises a hemostatic forceps operation control device and a hoe scaler operation control device. The endoscopic minimally invasive hoe scaler solves the defects in the prior treatment on digestive tumor, and comprises both the hoe scaler and the hemostatic forceps, so that cockamamie operations of repeatedly changing a plurality of prior instruments in the world at present are avoided; and after being powered on, the endoscopic minimally invasive hoe scaler has the functions of the biopsy forceps and the hemostatic forceps, and the function of incision, so that the detection, the incision and the haemostasis in time can be convenient, and the complications of bleeding can be reduced.

The invention relates to a traditional Chinese medicine for treating cervicitis and a preparation method and the application thereof. The active ingredients of the traditional Chinese medicine are prepared from the following raw materials according to parts by weight: 10-30 parts of aloe, 5-15 parts of bletilla tuber, and 0.5-1.5 parts of borneol. The Modern study gives a result that the traditional Chinese medicine can enhance the protection capability of the body, stimulate tissue hyperplasia of the fleshy teeth, and promote the regeneration of the tissue and promotion of wound healing by the nerve reflection mechanism of the body when used externally, has retarding effect on staphylococci and streptococci, can form a protective film topically, control and prevention infections, and shorten blood coagulation and decrease hemorrhage, therefore, the traditional Chinese medicine is good for the healing of wound surfaces. The combination of the medicines can clear away heat, eliminate toxicity, promote blood flow, eliminate stasis, clear away putrescence and generate tissue. The traditional Chinese medicine has the functions of clearing away heat, eliminating toxicity, promoting blood flow, eliminating stasis, clearing away putrescence and generating tissue, and is suitable for acute and chronic cervicitis, erosion of cervix, and vaginitis.

The invention discloses an intraoperative percutaneous fracture end temporary fixation and reduction device. The device comprises a first vertical fixing rod and a second vertical fixing rod which arefixed onto two broken bones separately, the first vertical fixing rod is provided with a first transverse rod, the second vertical fixing rod is provided with a second transverse rod, an arc disc isarranged between the first vertical fixing rod and the second vertical fixing rod and concentrically provided with a first arc guide groove and a second arc guide groove, the first transverse rod is slidingly inserted in the first arc guide groove, the second transverse rod is slidingly inserted in the second arc guide groove, and the arc disc is provided with angle scale marks matched with the first arc guide groove and the second arc guide groove. The invention further discloses an operation method of the intraoperative percutaneous fracture end temporary fixation and reduction device. Compared with the prior art, the intraoperative percutaneous fracture end temporary fixation and reduction device is reasonable in structure and high in positioning precision, the fracture end can be effectively fixed, the risk of re-displacement of the fracture end is reduced, the iatrogenic injury of repeated reduction in a simulated operation is reduced, the operation time is saved, the bleeding amount is reduced, and the pain of patients is reduced.

The present invention refers to a device and a method for subcutaneous detachment of the face, the leg, the thigh, the breast, the abdomen and the forehead, facilitating the full detachment of the skin from the underlying (adipose) tissue with substantial reduction in bleeding, better skin cutting quality, lesser amount of post-op edema, decreased surgery time, minimization of ecchymoses, prophylaxis of facial nerve injuries, and above all, minimized formation of post-op hematomas.

The invention provides for spray compositions comprising co-polymers comprising a core, water-soluble polymer and a peptide and a delivery solvent. The present invention provides for spray hemostatic systems that allow for quick and even distribution of hemostatic nanoparticles or synthetic platelets that reducing bleeding and improve outcomes in trauma. The invention provides for spray compositions comprising a co-block polymer coupled to a water soluble polymer, and a polymer delivery solvent. The invention provides for spray compositions which comprise nanoparticles that halve bleeding time in a femoral artery injury model, which allow for even distribution of the nanoparticles at a wound site and allow application to areas that are difficult to contact with other methods of administration.

The present invention provides a method of treating bleeding in a patient having a tendency to bleed, wherein the method of treatment will reduce the severity of bleeding, the method comprising: administering the dosage at a dosage sufficient to reduce the severity of bleeding in the patient, Frequency Intravenous administration of fibrinogen-coated albumin spheres. The present invention also provides a product for treating bleeding or reducing bleeding, comprising fibrinogen-coated albumin spheres having a diameter in the range of 50 to 500 nanometers and a median diameter of about 140 to 160 nanometers. The products and methods of treatment of the present invention are better able to reduce the severity of bleeding and the amount of bleeding.

The present invention discloses a preparation method for a soluble cellulose nasal dressing. Sodium carboxymethyl cellulose (CMC-Na), a derivative of natural cellulose, is dissolved in an acidic medium, and freeze-drying, softening, sub-packaging, sterilizing and other processes are conducted to prepare the soluble cellulose nasal dressing. The soluble cellulose nasal dressing is mainly used for postoperative patient nasal stuffing, can quickly absorb blood swelling, compresses bleeding points to reduce amount of bleeding, supports nasal bone tissues, and can also effectively prevent adhesionsin nasal mucosa. A slight dissolution is observed 2 days after the nasal dressing is stuffed into a nasal cavity. After 7 days, the nasal dressing is basically completely dissolved, can naturally flow out without having a second surgery to remove out, and greatly reduces patients' pains.

The invention discloses a fixator for promoting healing of urethral wounds and anastomotic stomas between a urethra and a bladder neck. The fixator comprises short trousers, a baseplate adhering to the front sides of the short trousers, elastic binding ropes which are connected between the short trousers and the baseplate, rams which are hinged to the front side of the baseplate, a catheter clamping buckle which is fixed to the front ends of the rams and a catheter which backward penetrates from the catheter clamping buckle. After operations, such as radical prostatectomy, electrovaporization of the prostate, urethral reunion operation, bladder cancer radical surgery (orthotopic neobladder) and urethral stricture operation, and when the urethra is injured to bleeding and the catheter needs to be pulled outwards, the fixator is used so that the connection between two broken ends of the urethra or the anastomotic stomas between the urethra and the bladder neck can be tighter, the wounds or the anastomotic stomas can be tighter, bleeding is reduced, and the fixator promotes healing of the wounds or the anastomotic stomas and can also be used for oppressing the urethra to stop bleeding by pulling the catheter when the urethra is injured.

The invention discloses a calcaneal fracture repositor. The calcaneal fracture repositor comprises a boot-shaped block, a front side plate connected to the front side of the boot-shaped block, a skinpull rod connected to the front side plate, a traction device arranged at the bottom of the boot-shaped block, a jacking device rotationally connected to the bottom of the boot-shaped block and a pressurizing device arranged on the boot-shaped block. Traction, opening, squeezing, resetting and fixing operation of the repositor are conducted at the same time, and the repositor can be operated underdirection vision, so that grafted bone, a steel plate and other implants in a surgery are convenient to fix. The calcaneal fracture repositor is scientific and reasonable in structure, good in reseteffect, convenient to use, capable of accurately and individually recovering the calcaneus anatomic form and ensuring that the surgery achieves an ideal effect, saving surgery time, reducing bleedingand radiation and saving labor and suitable for application and popularization in primary hospitals and all major hospitals, and avoids fluoroscopy.

The invention provides a human mandible osteotomy template. The human mandible osteotomy template comprises a template main body and fixing parts on the template main body, wherein the template main body comprises a first template and a second template which are detachably connected, the first template is attached to mandible ramus and the angle of the mandible, the second template is attached tothe mandible body behind the angle of the mandible, and the first template and the second template are closely connected through a connecting part. For the human mandible osteotomy template, the template main body is arranged to comprise two parts, namely, the first template and the second template, during surgery, the part near the corresponding part at the parting of the templates serves as a surgical starting point, the first template and the second template are placed in from different directions, the templates can be placed in smoothly under the condition that the surgical space is narrow, meanwhile, the integral stripping area for skin and muscle during the surgery also can be reduced, and the risks including bleeding can be reduced.

The invention provides a pressing type hemostasis device with selectivity and controllability for lower limbs of a human body, and belongs to the technical field of emergency hemostasis of medical treatment, pre-hospital emergency treatment, traffic injury and war injury. According the device, a first limiting sleeve is sleeved and fixed on a supporting rod, a second limiting sleeve is fixed on the first limiting sleeve, an included angle is formed between the second limiting sleeve and the first limiting sleeve, a limiting rod penetrates through the second limiting sleeve, two ends of the limiting rod are led out, one end of the limiting rod is provided with a connecting block, a middle part of an adjusting rod is hinged at the connecting block, side surfaces of two ends of the adjustingrod are provided with threaded holes, an adjusting screw rod is screwed in the threaded hole at one end of the adjusting rod, one end of the adjusting screw rod abuts against a side wall at one end ofthe limiting rod, a pressing rod is screwed in the threaded hole at the other end of the adjusting rod, and one end of the pressing rod is provided with a blood vessel pressing head. The device can selectively and controllably reduce bleeding of blood vessels, and solves problems of unreasonable hemostasis mode and the like of an existing tourniquet.

The invention discloses a wound disinfection, flushing and cooling device for on-site treatment and patient transport and relates to the technical field of on-site treatment. The wound disinfection, flushing and cooling device for on-site treatment and patient transport 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 bothsides of the third bag body and are connected by a controllable valve and a conduit. Columnar water outlets are installed at both ends of the first bag body and the second bag body and matched with sealing caps. According to the invention, the initial disinfection, flushing and rapid cooling of the wound can be realized, thus effectively protecting soft tissue swelling, reducing the damage to organ tissues, decreasing bleeding and reducing the inflammatory response. The device of the invention has a reasonably-designed structure, is convenient to carry and is suitable for on-site treatment.

A device and method is provided herein for esophageal impingement of a patients aorta. The device may be inserted into a patients esophagus and positioned at the location where the esophagus passes over the patients aorta. In this position, an actuation device is used to apply pressure to the patients aorta through their esophagus to impinge or occlude the aorta to stop or significantly reduce hemorrhaging. A manually operable actuator handle enables a physician to manipulate a head assembly of the device through three distinct degrees of freedom of movement so as to control placement and direction of force against the patients esophagus and, in turn, their aorta.

The invention discloses a low-position automatic amputation hemostasis device, which comprises a machine base, a lifting moving device is arranged on the machine base. The lifting moving device is used for providing lifting motion required by amputation; a limb fixing device is arranged on the lifting moving device; the limb fixing device is used for clamping and fixing a limb to-be-cut off and reducing bleeding. Two ultrasonic cutting devices which are symmetrical left and right are arranged on the limb fixing device; the ultrasonic cutting device cuts off muscles, blood vessels and the likeof limbs through ultrasonic cutting. According to the automatic amputation device, the amputation process is divided into soft tissue cutting and bone cutting, the blood loss amount at the amputationposition can be greatly reduced, and therefore automatic amputation is achieved.

Red blood cell membrane derived microparticles (RMP) are safe, economical, effective hemostatic agents in the treatment of a wide range of bleeding conditions and can, therefore, be considered as universal hemostatic agents. Effective RMP are produced from red blood cells using a high-pressure extrusion membrane shear process. The RMP can be lyophilized after production and retain activity even when stored at room temperature. RMP can be administered to original donors (autologous treatment), thus avoiding transfusion complications, or can be administered to blood type compatible recipients. RMP produced from type O, Rh negative red cells can be given to any person regardless of blood type. RMP can be administered to reduce excessive bleeding resulting from trauma, surgeries, invasive procedures and various bleeding disorders such as platelet disorders, either congenital or acquired, and coagulation disorders, either congenital or acquired. Administration of RMP prepared according to the invention demonstrates effectiveness in safely reducing bleeding.