35 results about "Microtrauma" patented technology

The invention provides a locally-plugged thrombus scaler, which comprises a core tube, a sleeve, a first saccule, a second saccule and a thrombus scraping skein, wherein the sleeve is sleeved outside the core tube in a movable way; the first saccule is connected to the head end of the core tube; the second saccule is sleeved outside an inner tube of the sleeve; and the thrombus scraping skein is sleeved outside the core tube in a movable way and is arranged in front of the sleeve. By the locally-plugged thrombus scaler, two saccules are expanded simultaneously to plug thrombus deposition positions on veins and form a section of closed space, and thrombus is crushed and scraped by rotating the thrombus scraping skein in the closed space. The locally-plugged thrombus scaler can scrape thrombus completely, prevent vein inner membranes from being injured, discharge the thrombus from human bodies completely and prevent crushed small thrombus blocks from remaining in the human bodies, is suitable for scraping venous thrombosis of limbs of the human bodies and is particularly suitable for scraping the thrombus at the deep positions of femoral veins of the human bodies by using a percutaneous microtrauma surgical technology.

The X-ray puncture positioning device for micro trauma operation includes a C-shaped arm X-ray unit, a guide tube seat and a puncture needle guiding tube. The C-shaped arm X-ray unit includes a C-shaped arm mounted on the main shaft, an image intensifier and a bulb tube coaxial with the image intensifier, and the intersection point of the axis and the main shaft axis is the center of the C-shaped arm. The puncture needle guiding tube is mounted on the guide tube seat and has axis through the center of the C-shaped arm. By means of the X-ray puncture positioning device, the puncture position may be determined precisely to reduce the risk and difficulty of micro trauma operation.

The present invention proposes method and system for detecting human body blood sugar concentration dynamically and continuously in microtrauma. The detection method includes the first low frequency ultrasonic treatment of skin to increase permeability of skin, the subsequent negative pressure microtraumatic extraction of tissue fluid from skin and conveying the extracted tissue fluid through micro passage to a surface plasma resonance sensor system, measuring the glucose concentration in the tissue fluid through direct measurement of surface plasma resonance refractivity or indirect measurement of protein binding, and final dynamic continuous detection of blood sugar concentration according to the correlativity model between the glucose concentration in blood and the glucose concentration in tissue fluid. The corresponding detection system is also provided. The present invention has excellent clinical application value.

The invention belongs to the technical field of medical equipment, and particularly relates to a visual minimally-invasive intracranial dosing device. The visual minimally-invasive intracranial dosing device mainly aims to solve the problems of easiness in infection, damage to brains, non-visuality and non-intuition of liquor and inaccuracy in dosage of traditional dosing. The invention adopts the technical scheme that the visual minimally-invasive intracranial dosing device comprises a U-shaped base and a liquid guide tube, wherein two ear rods are respectively arranged on two sides of the open end of the U-shaped base, an adapter is arranged on the close end of the U-shaped base, a fore-tooth clamp is arranged on the front end of the adapter, an X arm, a Y arm and a Z arm are arranged on the side wall of the U-shaped base, a clamper is arranged on the X arm, a micro-injection pump is installed on one end of the liquid guide tube, a fixed pin is installed on the other end of the liquid guide tube, a capillary quartz tube is installed on the fixed pin, and scales are marked on the outer surface of the capillary quartz tube. The visual minimally-invasive intracranial dosing device has the advantages of accuracy in positioning, precision in quantifying, intuition, visuality, microtrauma, convenience and simplicity.

A dual-step flexible sharp tension device and relative production relate to an expander and relative production a microtrauma insert medicine. Different rigid material layers form a tube body and a sharp of a long non-corn tube which the body and the sharp are integrated, with increased rigidity from inner to outer layer. The sharp is formed by mechanically non-corn grinding tube body, while the sharp comprises a flexible material and a rigid material in gradient distribution from the head. The production comprises that extruding two layers to form a tube body of expander, non-corn grinding into sharp and smooth treating the sharp. The invention can meet the flexibility and rigidity demands of expander, while the sharp head is flexible to reduce the hurt on luminal membrane, and the back of the sharp has high rigidity to confirm enough propelling force, and integrate the sharp with tube body to avoid dropping in operation, to improve safety.

The invention discloses a tobacco black shank resistance single plant identification method. The method includes the steps that tobacco which is about to be inoculated and grows orderly is obtained through tissue culturing rapid propagation, application inoculation processing is conducted, culture medium slab patches overgrown with black shank hyphae are attached to the rootstocks of microtrauma tobacco, the treated tobacco is cultivated in a humidity-controllable phytotron, resistance distinguish is conducted according to a research result generated 14 days after inoculation is conducted, and the resistance is divided according to the morbidity a. The immune or highly-resistant morbidity a is equal to zero, the disease-resistant morbidity a is larger than zero and smaller than or equal to 25%, the moderately-resistant morbidity a is larger than 25% and smaller than or equal to 45%, the moderately-susceptible morbidity a is larger than 45% and smaller than or equal to 65%, the susceptible morbidity a is larger than 65% and smaller than or equal to 80%, the highly-susceptible morbidity a is larger than 80% and smaller than or equal to 100%, and the immune or highly-resistant, disease-resistant and moderately-resistant materials are resistance materials. The method is high in identification result reproducibility, good in stability, high in efficiency, capable of achieving large-scale resistance identification and especially suitable for screening disease-resistant target single plants from a huge number of mutagenesis populations or mutant population, hybridization variation populations.

The present invention is thermal tumor treating process based on exothermal chemical reaction, and chemical reactants capable of producing exothermal reaction is injected through microtrauma injection to the targeted tumor region for producing chemical reaction releasing heat killing the tumor. The chemical reactants may be concentrated hydrochloric acid solution and sodium hydroxide solution in the molar ratio of 1-2 injected to the targeted tumor region, or concentrated sulfuric acid in 10-200 g injected to the targeted tumor region and water injected into the tumor tissue. The thermal tumor treating process has microtrauma, high safety, high treating effect, simple operation and other advantages, and may be combined easily with other tumor treating process.

The invention relates to a hard composite gallbladder endoscope for use in a microtrauma protective gallbladder endoscope lithotomy and polypectomy operation, which comprises a hard mother endoscope and a hard son endoscope, wherein the son endoscope enters a gallbladder lumen through an instrument channel of the mother endoscope. One end and a front end of each of the mother endoscope and the son endoscope adopt a hard endoscope body, wherein the hard mother endoscope comprises the instrument channel, an ocular input end, an endoscope body, a cold light source input end, an endoscope front-end, a hard endoscope end, a water inlet channel, and a water outlet channel; and the hard son endoscope comprises an instrument channel, an ocular input end, a cold light source connector, and a hard endoscope end. The two endoscopes are matched to be used, and the mother endoscope is taken as a platform; when the mother endoscope treats a pathological change of a gallbladder, the son endoscope is easier to enter micro-positions such as a gallbladder neck and a cystic duct and so on, through the instrument channel of the mother endoscope to diagnose and treat and effectively treat smaller calculi and polypi.

The invention belongs to the field of medical instruments and particularly relates to a glioma diagnosis and treatment device which comprises a photodynamic irradiation catheter and an implantation catheter mutually matched in use. The photodynamic irradiation catheter comprises an irradiation catheter body, and a photodynamic irradiation optical fiber is arranged in the irradiation catheter body;one end of the photodynamic irradiation optical fiber is positioned on the lower end face of the irradiation catheter body, and the other end of the photodynamic irradiation optical fiber is connected with a photodynamic interface; the irradiation end of the irradiation catheter body is also provided with an imaging component; an illuminating light source is further arranged at the illuminating end of the illuminating catheter body. According to the invention, the split type photodynamic irradiation catheter and the implantation catheter are adopted, the photodynamic irradiation catheter andthe implantation catheter are simple in structure, the device is a microtrauma diagnosis and treatment instrument aiming at tumor recurrence, which can be applied to the head of a patient after gliomaremoval operation for a long time, can be applied repeatedly and minimally invasive, is sensitive, fast and accurate in diagnosis and treatment. The human body implantation part is simple in structure and small in size, can be implanted for a long time, and does not influence the appearance and daily life of the patient.

Disclosed is a medicine for matching with micro-traumatic surgery and its preparing process, wherein raw materials include (by weight portion): dragon's blood resin 0.05-0.6, rhizoma corydalis 0.01-0.1, wild safflower 1-18, notoginseng 1-5, radix salvia miltiorrhiza 2-20, cinnabar 0.02-0.16, cinnamon twig 0.8-20, herba Gentianae loureiri 0.5-3, leeches 0.6-1.8, and sappan wood 0.5-2.2. The invention also provides the preparing process.

The microtrauma operation cavity creating manipulator with four freedoms has one linear step motor set inside one hanging tub, connected to the lower hook and capable of moving along Z axis; one first decelerating step motor for driving the manipulator to move along X axis; one second decelerating step motor for driving the manipulator to move along Y axis; and one third decelerating step motor for driving the manipulator to move along Z axis. The present invention is used for hanging small cut to create cavity in microtrauma operation, can realize the flexible regulation of cavity space and four freedom motion.

The invention relates to a gene gun living quick transformation method of cotton. The method comprises the following steps of (1) using a gene gun bombarding method to bombard a carrier containing a foreign gene into pollen of paternal cotton; (2) pollinating paternal pollen bombarded by the gene gun into living maternal cotton; (3) using the seeds produced by the pollinated maternal cotton as the seeds of transgenic cotton, so as to realize the gene transformation of the cotton. The method has the advantages that the tissue culture step is not required, and the gene transformation is directly realized on the living cotton; the microtrauma is formed for buds and pollen during living transformation by the third-generation portable gene gun and the optimization and transformation parameters, and the period for obtaining transgenic plants is greatly shortened; and the practicality is realized, the operation is easy, the dependency on the tissue culture is avoided, and the stability is high.

The invention relates to medical instruments, in particular to a bone needle fixing device for long bone fracture treatment. The bone needle fixing device comprises an X-direction fixing screw rod, aY-direction fixing screw rod, a Z-direction fixing screw rod, an L-shaped adjusting screw rod, a bone needle fixing frame, a first fixed bone needle and a second fixed bone needle. According to the device, an adjustable support is used for adjusting the bone needle to carry out fracture external fixation, the fracture face can be stably fixed with injury of several needle holes without performingan operation under most conditions and can be adjusted, the bone needle fixing device is light, easy to adjust and operate, wide in application range, economical, convenient to use, good in treatmenteffect and easy for a patient to accept, and the aim of fixing a fracture with microtrauma.

The invention discloses a method for introducing living cells outside protoplasm microtrauma. The method for introducing the living cells outside the protoplasm microtrauma comprises the following steps: using an obtained plant body as a target material; creating a trauma on the target material; obtaining an exogenous protoplasm tissue fluid; and then soaking the target material in the exogenous protoplasm tissue fluid; taking the soaked survival target material and planting the soaked survival target material; and screening a material in which exogenous protoplasm and the target material aresuccessfully hybridized as the target material. The method for introducing the living cells outside the protoplasm microtrauma, disclosed by the invention, has the advantages that a huge genetic relationship distance can be crossed by introducing the exogenous protoplasm, and a purpose of distant asexual crossbreeding is realized.

The invention relates to a plugging device for congenital heart structural defection. The current treatment to congenital heart attack interventricular septum and atrial septal defect is microtrauma-inserted method, so the invention provides a plugging device for congenital heart structural defection. The said plugging device comprises metallic braid frame and built-in obstruct brood which is formed from fibre materials, wherein, the said metallic braid frame are all formed from braiding metal wire and provided with presetting expansion appearance. The shape of the said plugging device can blanket the heart structural abnormality defection. The invention uses wire braid technology to make the collar plate of the left atrial and the chamber side, and makes the collar plate neat, and avoids the uneven of the disc caused by the use of fixing screw in the current use of plugging device. The invention is all braided with nickel tantalum carbide in the left, right atrium cordis and chamber side. The surface is burnishing and processes some invagination. The said things are suitable for the forming of epithelium after the plugging device is implanted.

The present invention discloses an advance in enhanced stability, enhanced solubility, and enhanced uniqueness towards a micro needling stamper device by proposing an improved process by presenting a technique where skin care products are delivered by way of a needling device is presented. The device has a suction that operates in the casing of the needles. When the stamping of the microneedles occurs, this suction feature lift the skin from it's a regular lying surface. The suction feature promotes blood circulation which will promote cell repair and aide in regeneration. This vacuum like suction separates different layers of tissues, thus microtrauma from the needles is more confined to the layer desired; the epidermis. This also triggers an inflammatory response flooding the area with white blood cells, platelets, and other healing aids for the re-generation process.