42 results about "Operative behandlung" patented technology

An axial intramedullary screw having a straight cylindrical outer surface for the operative treatment of long bones, the screw having two tips and a screw thread extending between the tips. At each of the tips there is a connection portion for screwdriver. The screw thread is used for cutting into the cortical bone of the medullary canal and due to the screwdriver connection at both ends it can be driven from either end through the cortical bone. This allows a method to be used in which the screw is threaded into one portion of a bone fragment and then after connecting a further bone fragment at the fracture site, screwed in a different direction into that further fragment. The screw also includes a transverse screw hole at one or both ends for the passage of an interlocking transverse screw therethrough.

A device is described having a reticular or laminar structure to be surgically implanted in uro-gynaecological treatments, useful in particular for the surgical treatment of total or partial prolapse of the female pelvic organs or of prolapse of the vaginal vault.

The invention discloses an intravascular prosthesis. Particularly, the prosthesis comprises i layers of tubular intravascular stents, wherein 2<=i<=8, and the prosthesis is used for treating aortic dissection and arterial aneurysm lesion, particularly ascending aortic aneurysm; the tubular intravascular stents are divided into dense mesh weaved stents and sparse mesh weaved stents, the dense meshweaved stents are large in mesh density, and the sparse mesh weaved stents are small in mesh density; the quantity of the dense mesh weaved stents is m, wherein 1<=m<=4; the quantity of the sparse mesh weaved stents is n, wherein 1<=n<=4, and i=m+n; the dense mesh weaved stents and the sparse mesh weaved stents are coaxially stacked together in the circumferential direction, are used for cooperatively supporting the blood vessel and mutually limit axial stretching or shortening deformation of the stents. By means of the prosthesis in the blood vessel, through a stent interventional operation,the aortic dissection can be effectively treated, particularly the aortic dissection or arterial aneurysm incapable of being subjected to interventional treatment by current clinical medicine.

The invention discloses a multifunctional bed for surgical treatment of obstetrics and gynecology diagnosis. The bed comprises a frame body, the right side of the front side surface of the frame bodyis provided with a control switch group, the input end of the control switch group is electrically connected with the output end of an external power supply, four corners of the lower surface of the frame body are provided with supporting legs, the inner right side of the upper surface of the frame body is provided with a first bed board, the inner left side of the upper surface of the frame bodyis provided with a second bed board, and the second bed board is hinged with the first bed board through hinges; and a driving mechanism is arranged on the rear side of the lower surface of the framebody, and the output end of the driving mechanism is connected with a supporting plate. The multifunctional bed for the surgical treatment of the obstetrics and gynecology diagnosis has multiple functions and can support legs, the supporting height can be adjusted, the inclination angle of the second bed board can be easily adjusted, the bed has a shadowless lamp, the shadowless lamp can be adjusted in multiple dimensions and can be moved directly above a patient limb part that needs surgery, so that a medical worker can conveniently perform surgery on a patient, and the bed is convenient to use.

The invention discloses an operation supporting sleeve and a puncture guiding needle capable of being used by combination, which are characterized in that the main body of a sleeve (1) is a round tube provided with an opening (2) on the tube wall, the head of the puncture guiding needle (4) is spiny, and when used by combination, the sleeve (1) is sleeved on the tail of the puncture guiding needle (4). The operation supporting sleeve and the puncture guiding needle are convenient to use and have high security. The operation supporting sleeve and the puncture guiding needle are mainly used forcutting off ligamenta or cutting part of the ligamenta in operative treatment of nerve compression wounds on a wrist or other parts and incising deep tissues in a minimally invasive surgery.

The invention relates to a dendritic nano carrier system targeting atherosclerotic macrophages and a preparation method thereof. The structural formula of the system is as follows. The preparation method comprises the following steps: taking PAMAM G5.0 dendrimers with an accurate, highly branched, monodisperse and completely symmetrical spherical molecular structure as a carrier, adopting beta-CDcapable of containing and dissolving cholesterol and promoting the clearance and the regression of the cholesterol at an atherosclerotic lesion part for modification, and utilizing the specific combination of Mannose and a Mannose receptor on the surface of macrophages to realize the targeting effect. The invention provides the dendritic nano carrier system targeting atherosclerotic macrophages and the preparation method thereof. The system has the advantages of no immunogenicity, low toxicity, better stability and the like, simultaneously has a good targeting effect, can effectively clear offatherosclerotic lesion parts and start an anti-inflammatory mechanism to promote the regression of plaques, reduces the toxicity-related side effects on patients caused by drug treatment and surgicaltreatment, and has a wide clinical medical effect.

The invention provides a treatment device for cardiovascular anesthesia interventional operation. The treatment device comprises a puncture needle, a transparent buffer tube, handles, a support and a positioning plate, wherein the near end of the puncture needle penetrates through the buffer tube to be subjected to nesting with a pushing plate, the positioning plate is fixedly connected with the pushing plate through the support, and the positioning plate is provided with a disinfection structure used for disinfecting the puncture needle; and a pushing structure used for pushing the puncture needle to puncture is mounted on the handle, the puncture needle is divided into a first needle cavity and a second needle cavity through an interlayer, the near end of the first needle cavity is provided with a liquid injection port located in the pushing plate, the near end of the second needle cavity is sealed, and the buffer tube comprises a first buffer cavity and a second buffer cavity. A one-way valve is arranged in the second needle cavity, a plurality of small holes are formed in the position, close to the pushing plate, of the second needle cavity, and a hemostatic detection structure communicates with small holes. According to the invention, a hemostatic agent can be conveniently injected into a puncture port for hemostasis, and the device is more stable during puncture.

The invention relates to a hemostasis scalpel for assisting in cutting treatment through targeted fluorescence imaging. The hemostasis scalpel comprises a laser device, a hemostasis cutting module, acatheter, an endoscope, a suction head and a wound surface treatment module. The catheter sprays up-conversion dye modified targeted antibody to an affected part to be specifically combined with a tumor; the suction head sucks away residual materials; laser is coupled to a knife edge optical fiber head to stimulate dye of the affected part to emit fluorescence; the endoscope displays and observesfocus luminescence; the hemostasis cutting module adjusts output energy to a cutting gear and cuts a luminescence part; the catheter sprays a cleaning solution to an operation area and cleans the operation area; the process is repeated until no visible fluorescence exists; a cancer suppressant is sprayed; and a hemostasis module stops bleeding. The invention aims to realize precise cutting and assist in surgical treatment of tumors.

According to the fetus intrauterine positioning and fixing mechanical arm, mechanical arm, surgical robot and system, the mechanical arm and the mechanical arm enter an amniotic cavity through a vaginal cervical fetal membrane or a transabdominal uterine fetal membrane wound, and a doctor operates the mechanical arm and the mechanical arm through the surgical robot or a handle to recognize and adjust the body position of a fetus and fix the fetus according to a preoperative plan. The state of a fetus is monitored in real time, an operation treatment area is exposed, and an operation space for implementing the fetus intrauterine operation is constructed.

The invention discloses a tissue retractor applied to spinal surgery. The tissue retractor comprises a movable base, a supporting frame, a height adjusting mechanism, two retraction plates and a retraction mechanism. The supporting frame is fixed to the top of the movable base, and a first box body is fixed to the supporting frame through a connecting frame arranged on the side wall; the height adjusting mechanism is arranged in the first box body, the output end of the height adjusting mechanism extends below the first box body and is connected with a second box body, and a through opening is formed in the bottom of the second box body; the two retraction plates are vertically and symmetrically arranged below the second box body; the retracting mechanism is arranged in the second box body, and one ends of the two retracting plates extend into the through opening to be connected with the output end of the retracting mechanism. During an operation, the height of the traction plates can be adjusted through the height adjusting mechanism, the opening angle of the two traction plates can be adjusted through the traction mechanism, medical staff can conveniently perform operative treatment on the injured spine part of a patient, a doctor can conveniently place screws, the exposed view of the affected part can be increased, and the operation is facilitated.

The invention relates to the technical field of medical auxiliary instruments, and particularly relates to a chin-tongue muscle expanding support for improving a hypopnea respiratory tract. The expanding support is applied to chin-tongue muscle supporting and comprises a sleeve, a central tube and a support body, wherein the central tube penetrates through and is sleeved with the sleeve, and the support body is connected to the end of the sleeve; and a plurality of supporting arms are arranged between the sleeve and the support body and are of a foldable structure, one end of each supporting arm is connected with the sleeve and the central tube, and the other end of each supporting arm is connected with the support body. When the expanding support is contracted, the supporting arms are folded, and the support body is folded at the end of the sleeve; and when the expanding support is expanded, the sleeve pushes the supporting arms to be opened, and then the support body is expanded. The chin-tongue muscle expanding support is relatively small in size, can enter the respiratory tract of the human body from the oral cavity or the nasal cavity, is flexibly expanded in the respiratory tract, supports the chin-tongue muscle at the root of the tongue, prevents the chin-tongue muscle from drooping and blocking the respiratory tract when a patient lies flat, effectively relieves the suffocation phenomenon when the patient with the hypopnea symptom lies flat and sleeps, and basically achieves the purpose of being free of trauma compared with operative treatment.

The present invention generally provides for a catheter for surgically treating a patient. The catheter has an inlet catheter having a proximal end and an open distal end, and first and second branch sections having proximal ends attached to the open distal end of the inlet lumen. The first and second branch sections and distal ends terminating at an open proximal end of an outlet lumen. The first passageway lumen has a device for deactivating at least a portion of the digestive enzymes in an amount of bile.

The invention discloses a vascular intervention machine, which includes a base. Supporting plates are arranged at the front-back symmetrical positions of the upper end face of the base. A header box is arranged on the inner side of the supporting plate; a first opening is formed in the lower side of the header box; the lower side of the first opening is movably connected with a first outer catheter; an active guide device is arranged at the left end of the first outer catheter; and a moving device is arranged on the left side of the base. A vascular interventional therapy technology is adopted; a catheter is controlled by a control panel to actively guide and move, and then the first outer catheter goes deep into the crux to gradually remove lesion tissues of the crux in a suction manner and convey the lesion tissues into a dirty tank. Compared with traditional medicine treatment and bridging operation treatment, the treatment mode of the invention has the advantages that large-area debridement is not needed in the treatment process, complications after treatment are few, and the rehabilitation time is short.

The invention relates to a scar repair agent for non-operatively treating burned scars, surgery sewing scars, trauma scars, rugged scars caused by acnes and keloids. The scar repair agent is preparedby infusing main components of linseed, fructus cannabis, sealwort, golden cypress and puffball through alcohol. The scar repair agent has the effects of activating blood, dissolving stasis, diminishing inflammation, stopping pain and relieving itching and improves scar connectives and collagen, prompts skin regeneration, restores the memory function of skin cells and has obvious effect. General scars can be cured in about a month, and the color of skin can be close to the color of normal skin.

The invention discloses an ankle arthritis ultrasonic nursing device with a fumigation function. The ankle arthritis ultrasonic nursing device comprises a base, wherein a casing is fixedly connected with the upper end surface of the base, a drive groove is formed in the casing, a drive massage mechanism for massaging feet of a user is arranged in the drive groove, a placement pipe for placing bothfeet of the user is arranged in the casing, and a placement cavity is formed in the placement pipe. The device is reasonable in structure, the feet of the user are massaged by a drive mechanism, so that the user can relax in the fumigation and ultrasonic nursing process, and looseness of muscle at ankles can assist the fumigation and ultrasonic nursing process; ultrasonic nursing of the ankles ofthe user is realized by an ultrasonic mechanism, and great convenience is provided as compared with traditional medicine and operation therapy methods; and the ankles of the user are nursed by a fumigation mechanism in a medicine fumigation manner.

The invention provides a thoracic vertebra ligamentum flavum ossification substance complex retroposition device and a use method thereof. Multiple lifting devices are arranged on pedicle screw connecting rods, each lifting device comprises a fixing connecting part and a transverse connection type lifting rod, and each fixing connecting part comprises an adjustable adjusting disc and a lifting rodclamping part. During use, all that is required is to float a thoracic vertebra ligamentum flavum ossification substance complex and realize controllable backward lifting and fixation, direct excision can be avoided, and the purposes of expanding spinal canals and decompressing thoracal spines are achieved. The thoracic vertebra ligamentum flavum ossification substance complex retroposition device and the use method thereof are simple in structure and convenient to use, the adjustable lifting devices are designed, severe complications such as spinal cord injury and dura mater tearing caused by direct separation and excision can be avoided, the safety of operations can be significantly improved, and the retroposition device has great clinical significance particularly for patients accompanied with dura mater adhesion and ossification and is worth popularizing and applying in operative treatment of thoracic vertebra ligamentum flavum ossification patients.

The invention relates to an integral lacrimal passage intubation guidance system used for the operative treatment of child obstruction of the lacrimal passage, and has the advantages of safe technology, definite curative effect and extremely small side effect. As a brand new operation mode, the guidance system connects a polypropylene soft guidance system with a diameter of 0.4 millimeter and a hollow silicone tube with a diameter of 0.64 millimeter so as to form a unique lacrimal passage guidance and intubation system together with a special stainless steel hollow funnel type probe of which the middle part has a rail of 0.3 millimeter. The guidance system is provided with a special steel hook for hooking up the silicone tube in the lacrimal passage simultaneously. With smooth connection of a lacrimal passage soft guiding thread, the soft silicone tube in the lacrimal passage can be inserted into the lacrimal passage easily. The specifically designed intubation device can finish the lacrimal passage probing and the implantation of the lacrimal passage silicone tube synchronously, and avoid the damage to the lacrimal passage caused by a plurality of probing. The integral lacrimal passage intubation guidance system has the unique lacrimal passage soft guidance system, an integrally connected silicone tube design system, and a specific funnel type lacrimal passage hollow probe which can withdraw from the soft guidance system, thus the combination of the three systems is applicable to lacrimal passage intubation operative treatment on underage children.

The invention provides an individualized 3D printed CP (clefts of palate) auxiliary feeding plate and a preparation method thereof. The preparation method comprises steps as follows: S(1): acquiring digital model information; S(2): performing visualized design on the auxiliary feeding plate; S(3): preparation of the 3D printed CP auxiliary feeding plate. The prepared CP auxiliary feeding plate solves the problem of difficulty in feeding of child patients with CP, the pressure of a nursing person is reduced, complications caused by feeding difficulty is reduced, normal growth and development ofthe child patients with the CP are facilitated, operation treatment can be completed within the best operation time, and the auxiliary feeding plate has good social benefits; and expenses caused by hospitalization of complications such as otitis media, pneumonia and the like because of improper feeding are reduced. The 3D printed CP auxiliary feeding plate is simple in structure, convenient and rapid to use, has individualized characteristics and meets feeding demands of the child patients with different kinds of CP and thus is suitable for general use of the child patients with the CP.

The invention provides a limaprost nanoemulsion preparation for vertebral canal injection of antisternum, particularly relates to a limaprost nanoemulsion which contains citric acid and sodium citrate emulsion stabilizer, wherein the weight proportion of the citric acid and the sodium citrate in the emulsion stabilizer is 1:1, so the problem of unstable limaprost liquid preparation is solved. Thepreparation can be used for vertebral canal injection of the antisternum, so the defect that only few medicines of the existing oral limaprost tablet reach the focus part due to a first pass effect is solved, the therapeutic effect is improved, and the operative treatment rate is lowered, so the clinical use is benefited.

The invention relates to application of lauromacrogol injection in preparation of a medicine for treating bronchial cyst, and solves the problems that in the prior art, operative trauma is large, and part of special patients cannot tolerate operations and general anesthesia. According to the invention, the lauromacrogol injection with low recurrence rate is used as a medicament for treating bronchial cyst by replacing operative treatment with medicament treatment. A formula of the lauromacrogol injection comprises 1g of lauromacrogol, 5ml of ethanol and the balance of water for injection, wherein the total volume is 100ml. According to the invention, operation treatment is replaced by drug treatment, after the lauromacrogol injection is injected into the sac cavity of the bronchial cyst, sterile inflammation is generated, and the sac cavity is solidified, hardened, adhered, closed and gradually absorbed to disappear. According to the invention, patients with bronchial cyst do not suffer from pain during operation, can recover quickly and can be discharged from hospital for 3 days after operation, and the high recurrence rate of cyst caused by incomplete excision during operation is avoided.

The invention relates to application of lauromacrogol injection in preparation of a medicine for treating spontaneous pneumothorax, and solves the problem that special groups cannot tolerate operations and general anesthesia in the prior art. According to the invention, the lauromacrogol injection with low recurrence rate is used as the drug for treating spontaneous pneumothorax by replacing operative treatment with drug treatment. A formula of the lauromacrogol injection comprises 1g of lauromacrogol, 5ml of ethanol (96%) and the balance of water for injection, wherein the total volume is 100ml. According to the pleural cavity adhesive, operation treatment is replaced by medicine treatment, after the lauromacrogol injection is injected into the pleural cavity, the pleura is stimulated to generate aseptic inflammation, coagulation, sclerosis, adhesion and closure, the painful reaction of the pleural cavity is not caused, and the pleural cavity adhesive is an ideal pleural cavity adhesive.

The invention discloses a multifunctional sinus expansion treatment system, which includes a shell, a support, a first interface, a guide tube, a balloon assembly, a balloon pushing mechanism, a one-way valve structure, an illuminating device, a flushing device, a second interface, A ram pump, the support is fixedly installed inside the casing, the balloon assembly includes a balloon and a balloon catheter, the balloon is sleeved on the outer periphery of the balloon catheter, and the one-way valve structure is fixedly connected to the On the support, the one-way valve structure is used to control the rapid switching between the use state and the non-use state of the pumping condition, the lighting device is detachably connected to the first interface, and the flushing device is matched with the first interface. The ram pump is connected to the balloon assembly through the second interface to pressurize and expand the balloon for flushing the affected area and drawing liquid. Through the integrated integrated design of the present invention, the efficiency of surgical treatment is greatly improved, and the treatment process is more convenient and reliable.

An ophthalmic composition comprising indigo carmine or indigo carmine and trypan blue for identifying intraocular structures and membranes within the eye, and methods of delivering and using the ophthalmic composition for surgical treatment of the eye, including glaucoma and cataract surgery.

The invention discloses retractors used for thoracic operations, and relates to the field of medical instruments. The retractors used for the thoracic operations mainly comprises a bed frame; a slidebar is arranged on the bed frame; one end of the slide bar is fixed on a slide bar bracket; a slide sleeve is arranged, far away from the slide bar bracket, at one end of the slide bar; short hooks and long hooks are hung, with intervals of certain distances between, on the slide sleeve; a screw rod is driven to move upward by a rotating hand-wheel shaft, thereby jacking-up the slide bar bracket so as to make the slide bar to tilt upward; and thus, the retractors on the long hooks and the short hooks tilt upward along with the tilting of the slide bar while carrying out linear motion, therebypropping open of intercostal space to facilitate performance of a thoracic operation. The retractors used for the thoracic operations have the following beneficial effects: the retractors used for thethoracic operations is capable of adjusting expansion range in adaption to sizes of the sternum, the chest wall and the thoracic cavity according to operation requirements by hanging retractors of different types, thereby achieving the optimal exposure effects; medical staff can accurately adjust and expand the size of the sternum, the chest wall and the thoracic cavity by directly operating theretractors without help of the power of the hands; and the retractors are suitable for total thoracoscopic surgeries for thoracic diseases, including breast cancer, thyroid carcinoma, lung cancer, esophageal cancer and the like.

The invention provides a thyroid mammary gland surgery operating table convenient to adjust in length, and relates to the technical field of operating tables, the thyroid mammary gland surgery operating table comprises a control assembly, a control seat is inserted into the bottom of a bed body frame, and a positioning mechanism can drive the control assembly to freely move at the bottom of the bed body frame; therefore, the control assembly can move to any position, the function of adjusting the use angle of the spliced bed board from the position is achieved under driving of the adjusting mechanism, the spliced bed board can be adjusted and used under different operation environments and conditions, and medical workers can conveniently conduct operation treatment operation on patients. The problems that when the angle of an operating table is adjusted, the operating table can only ascend or descend from a fixed position for adjustment, flexibility is poor, the angle cannot be adjusted at any position for use according to operation requirements, and adaptability is poor are solved.

The convenient-to-adjust mandibular bracket in the anesthesia operation comprises a base, the top of the base is fixedly connected with two supporting plates, the side wall of each supporting plate is provided with a limiting sliding groove, the inner wall of each limiting sliding groove is connected with a fixed sliding shaft through a linkage piece, the fixed sliding shaft is rotationally connected with a fixed rotating ring, and the fixed rotating ring is fixedly connected with the top of the base. The top of the fixing rotating ring is fixedly connected with a connecting rod, the top of the connecting rod is fixedly connected with a limiting rotating ring, the limiting rotating ring is connected with a bracket through a connecting piece, a cavity is formed in the inner wall of the base, the inner wall of the cavity is slidably connected with a drawer, and a fixing mechanism is arranged on the inner wall of the drawer. By arranging the sliding cylinder and the connecting rod, the height and the angle of the lower jaw bracket can be adjusted by rotating the sliding cylinder and the connecting rod, so that when patients with different heights are treated, the patients are kept in comfortable postures, and meanwhile, diagnosis and operative treatment of doctors are more convenient.

The invention discloses a multi-tunnel guiding management system in multiple ligament injuries of the knee joint, which includes a longitudinal arc locator, a transverse arc locator, a longitudinal Kirschner wire guiding sleeve, a transverse Kirschner wire guiding sleeve, and a tunnel spacing adjustment sheet. The longitudinal bow-shaped positioner, the tunnel spacing adjustment piece and the transverse bow-shaped positioner are sequentially connected by connecting bolts from top to bottom, the longitudinal Kirschner wire guide sleeve and the longitudinal bow-shaped positioner are connected by longitudinal locking screws, and the transverse The Kirschner wire guiding sleeve is connected with the transverse bow positioner through a transverse locking screw. The present invention can provide surgeons with accurate guide management of bone tunnels, and is used for positioning and guide management of multiple bone tunnels when multiple ligaments are reconstructed under arthroscopy in the surgical treatment of multiple ligament injuries of the knee joint, so as to achieve accurate positioning of bone tunnels according to surgical requirements The purpose of avoiding mutual crossing or interference between tunnels under the premise of the entrance.

The invention relates to the technical field of medical aids, and relates to a genioglossus muscle expansion stent for improving low-ventilation breathing airways. The expansion stent is applied to the support of the genioglossus, and includes a sleeve, a central tube and a stent body, the center tube penetrates and is sleeved in the sleeve, and the stent body is connected to the end of the sleeve; the sleeve and the stent body are provided with A plurality of support arms, the support arms are of a foldable structure, one end of the support arms is connected with the sleeve and the central pipe, and the other end is connected with the bracket body. When contracted, the support arm is folded, and the support body is folded at the end of the sleeve; when expanded, the support arm is pushed by the sleeve to open, thereby spreading the support body. The present invention is relatively small in size, can enter the human respiratory tract from the oral cavity or from the nasal cavity, flexibly spreads in the respiratory tract, supports the genioglossus muscle at the base of the tongue, prevents the genioglossus muscle from drooping and obstructs the respiratory tract when the patient is lying flat, and effectively relieves hypotension. Compared with surgical treatment, the suffocation phenomenon of patients with ventilation symptoms when lying down and sleeping is basically non-invasive.