47results about How to "Shorten anesthesia time" patented technology

A one step entry pedicular preparation device works well with Minimal Invasive Spine Surgery (MISS) to facilitating such approach. A related intervertebral disc access system and pedicle screw compatible with the systems is also illustrated. The systems include a manipulator having a bar handle and main body with main barrel bore a pedicle dart having a proximal tip end and a second distal open end selectably attachable to the manipulator using a variety of interconnect configurations, both of which work in conjunction with a guide pin. The pedicle darts can be made of any material, disposable or re-usable and can be utilized for a variety of purposes, including bone structure formation for faster conventional pedicle screw insertion with precision and vertebra fixation.

A one step entry pedicular preparation device works well with Minimal Invasive Spine Surgery (MISS) to facilitating such approach. A related intervertebral disc access system and pedicle screw compatible with the systems is also illustrated. The systems include a manipulator having a bar handle and main body with main barrel bore a pedicle dart having a proximal tip end and a second distal open end selectably attachable to the manipulator using a variety of interconnect configurations, both of which work in conjunction with a guide pin. The pedicle darts can be made of any material, disposable or re-usable and can be utilized for a variety of purposes, including bone structure formation for faster conventional pedicle screw insertion with precision and vertebra fixation.

A system for reducing curvature of a spine is provided, the system comprising a spinal construct having an elongated longitudinal element affixed to and extending between a first fixation element and a second fixation element, the first fixation element having a first end configured to engage at least a portion of a first anchor member, and the second fixation element having a second end configured to engage at least a portion of a second anchor member, the first and second anchor members configured to pierce the spine, wherein the elongated longitudinal element is configured to generate a corrective force sufficient to reduce curvature of the spine. The systems and methods provided allows a surgeon to select a tether, determine its length, and pre-assemble the spinal construct, which then can be coupled onto the head of a bone anchor.

An electrode with three-dimensional capabilities for detection and control of brain state changes of a subject. The electrode includes a disk portion having an upper surface and a lower surface, and a shaft portion secured to and extending perpendicularly outwardly from the lower surface of the disk portion; the shaft portion having an outer surface. The disk portion and shaft portion may include one or more recording or stimulating contact surfaces structured to operatively interact with the brain of a subject. Insulating material isolates each of the recording or stimulating contact surfaces from each other. At least one conductor operatively and separately connect each of the recording or stimulating contact surfaces in communication with external apparatus. The disk portion and shaft portion are structured relative to each other to operatively provide support and anchoring for each other while providing three-dimensional capabilities for detection and control of brain state changes of a subject. Modified embodiments include insertible / retractable electrode wires, both contained in channels and sheathed in axially displaceable cannulae; activating mechanisms for inserting / retracting the electrode wires and / or cannulae; and multiple shaft portions.

The polylactic acid film contains polylactic acid 85-98 wt% and medical plasticizer 2-15 wt%, the polylactic acid may be poly L-lactic acid, poly DL-lactic acid, lactic acid-glycolic acid copolymer or the copolymer of poly L-lactic acid and poly DL-lactic acid with molecular weight of 20-1500 KDa, and the medical plasticizer is tributyl citrate, tributyl acetylcitrate, polyethylene glycol or lactic acid oligomer. The polylactic acid composition of the present invention has excellent flexibility, may be used in introducing the growth of hard and soft tissues in repairing cleft palate or as regenerating film, and introducing the regeneration of bone tissue.

The invention discloses a preparation method of an individualized 3D printed high tibial osteotomy guide plate, for an osteotomy guide plate of a 3D printed high tibial osteotomy. Before a surgery, according to the CT data of the knee joint of a patient, through computer simulation modeling and a 3D reconstruction procedure, the deformity shape of the tibia shape of a patient is printed in proportion being 1 to 1, an osteotomy position is designed before the surgery through a 3D printing technique, and finally an osteotomy guider which is completely fitted to the near end of the tibia of the patient is designed through a model material; and in the surgery process, the osteotomy guider is directly fitted to the near end of the tibia in the surgery process, according to the preoperative osteotomy scheme, osteotomy surgery operations are immediately started, under regulation for guaranteeing accuracy, the surgery operation steps are simplified, the anaesthesia time of the surgery is shortened, the safety of the surgery of the patient is guaranteed, and the preparation method has great clinical promotion effects. A steel plate can be fixed according to tibia near ends provided by different factories, the position and the direction of the osteotomy of the tibia can be in individualized design, and the preparation method has definite diversified flexibility.

The invention discloses a semi-self-locking acetabulum posterior wall and posterior column anatomical plate which comprises a steel plate main body, a self-locking sleeve and self-locking screws, wherein the steel plate main body is sequentially provided with a first fixing region, a first location region, a main fixing region, a second location region and a second fixing region, the main fixing region is provided with self-locking screw holes, the first fixing region and the second fixing region are provided with non-self-locking screw holes, and the first location region and the second location region are provided with location holes. The invention can be properly twisted and bended and is in convenient moulding so as to be better jointed to a skeleton to bear joint motion load, enable the fracture to be normally healed and reduce complications such as loosening, displacement, pains, bone stress shielding and the like at a later stage of fracture. The invention has the advantages ofhaving less internal stress and relatively according with acetabulum anatomy and biomechanics, enhances the success rate of a fracture internal fixation operation, avoids moulding in the operation, saves the operation time, reduces the blood loss in the operation, reduces the anesthetic time and lowers the operation risks.

The invention discloses a PET data-based region of interest real-time positioning method and system. The method comprises the following steps: S1, obtaining a position mask vector DM of a region of interest in a detector space according to PET-CT scanning data in a first preset time period before an interventional operation; S2, acquiring data acquired by PET in a second preset time period in theinterventional operation; and S3, according to the parameter information of the multi-ring detection system and the DM, recombining the data collected in the interventional operation, and processing the recombined data by adopting a pre-established model to obtain the barycentric coordinates of the region of interest. The method is beneficial to application of a PET gated imaging technology, motion artifacts are reduced, and the image quality is improved; the position of interest influenced by respiratory movement can be determined in real time, and the movement influence is eliminated.

The invention relates to the technical field of medical anesthesia, in particular to an anesthesia injection device capable of performing multi-point synchronous anesthesia, which comprises a bottom plate, a lifting mechanism arranged on the top wall of the bottom plate, a multi-section telescopic rod fixed in the middle of the top wall of the bottom plate, a fixing plate welded on the top wall of the multi-section telescopic rod, and a needle cylinder placing mechanism arranged on the top wall of the fixing plate. An anesthetic needle cylinder is placed in the needle cylinder placing mechanism, and the needle position of the anesthetic needle cylinder is communicated with a flow divider. The whole device can be quickly and conveniently moved by arranging a pair of lifting frames and lifting rods capable of being detached at any time and cooperating with multiple sections of telescopic rods, meanwhile, the overall size of the device can be reduced, placement and carrying are convenient, an anesthetic needle cylinder can be stably placed through the needle cylinder placement mechanism, shaking and deviation cannot occur in the injection process, and the injection efficiency is improved. By arranging the flow divider, multi-point anesthesia injection is carried out at the same time, the number of specific injection points is controlled, the anesthesia time is shortened, and the labor intensity of medical staff is greatly relieved.

The invention discloses a novel multi-conditioning intelligent dissection type minimally invasive channel for an anterior cervical surgery. The minimally invasive channel comprises a cervical interbody distraction device, an anterior cervical surgery lateral baffle, a lateral baffle fixator and a snake-like arm, wherein the cervical interbody distraction device comprises a fastening nail and a distraction device body embedded into the fastening nail, and a joint used for being connected with the snake-like arm is arranged at the tail end of the distraction device body. The width of the anterior cervical surgery lateral baffle is 20-24 mm or 35-41 mm, and the depth is 50-80 mm; the anterior cervical surgery lateral baffle is narrowed by 1 / 4-1 / 5 of the width from bottom to top, and an uncovered design is adopted by the top; the lateral baffle fixator is arranged in a U shape, the U-shaped bottom side is divided into two parts, a hollow metal connecting pipe is arranged on one side, and atoothed metal rod is arranged on the other side. By means of the novel multi-conditioning intelligent dissection type minimally invasive channel, the surgical efficiency can be improved, the surgicalanesthesia time is shortened, the cost is reduced, the surgical incision is shortened, the amount of bleeding is reduced, and rehabilitation of a patient is promoted.

The invention relates to the field of medical instruments, in particular to a pancreaticojejunostomy device. The device comprises a pancreas fixing part, an intestinal canal fixing part, a pancreatic juice drainage pipe, a drainage pipe fixing part and an adjusting part, wherein the pancreas fixing part and the intestinal canal fixing part are detachably connected through the adjusting part, the pancreas fixing part is arranged on the outer surface of the pancreas in a sleeving mode, the drainage pipe fixing part is fixedly arranged in the middle of the intestinal canal fixing part, the intestinal canal fixing part is arranged in the intestinal canal, and the intestinal canal fixing part abuts against the inner surface of the intestinal canal; the pancreatic juice drainage pipe is arranged at the center of the drainage pipe fixing part in a penetrating mode, and the pancreatic juice drainage pipe makes the interior of the intestinal canal and the interior of the pancreas communicated. The pancreas fixing part and the intestinal canal fixing part are connected and fixed through the adjusting part, and the adjusting part is adjusted to control the pancreas section to be in close contact with the intestinal serosa layer so that the intestinal mucosa can be matched with the pancreas mucosa; the pancreatic juice drainage pipe is fixed through the drainage pipe fixing part, the interior of the intestinal canal is communicated with the interior of the pancreas, and the pancreatic juice is guided into the intestinal canal from the pancreas.

The invention relates to a hot compress patch for local skin anesthesia. The hot compress patch for the local skin anesthesia is characterized by comprising a sheet base material, a heating chip, an anesthetic liposome layer and a polymeric glucoprotein layer, wherein the sheet base material comprises a first surface and a second surface; the heating chip is attached to the first surface of the sheet base material; the anesthetic liposome layer is provided with liposomes coated with an anesthetic, and the surface of one side of the anesthetic liposome layer covers the second surface of the sheet base material; and the polymeric glucoprotein layer covers the surface of the other side of the anesthetic liposome layer. The hot compress patch for the local skin anesthesia has the advantages that: the penetrating power of the anesthetic is increased by improving the structure of a medicament layer of the anesthetic; and moreover, by arranging the heating chip, the temperature of the skin is locally raised, and the absorption of the anesthetic is further accelerated, so the anesthesia time is remarkably shortened, and the trouble of wrapping a preservative film is eliminated.

The invention relates to a periosteum and parenchyma distractor. The periosteum and parenchyma distractor is characterized by comprising a periosteum and parenchyma support sheet and lifting devices,wherein one or more thread holes and lifting devices are arranged on the periosteum and parenchyma support sheet; and each lifting device comprises a spicule and a rotary sleeve, wherein the rotary sleeve sleeves the spicule, an external thread is formed in one end of the rotary sleeve, the external thread cooperates with the corresponding thread hole, when the rotary sleeve rotates, the periosteum and parenchyma support sheet can move along the axial direction of the spicule, and the periosteum and parenchyma support sheet is use for supporting periosteum. The periosteum and parenchyma distractor can slowly and automatically distract periosteum and parenchyma. The periosteum and the parenchyma are slowly distracted to enable proliferation and biosynthesis functions of cells to be stimulated. The self repair capacity of organisms is mobilized, the foot blood supply can be improved, and the ulcer healing can be promoted.

The invention discloses a device capable of preventing samples from remaining in the body for laparoscopic surgery. The problems are solved that a myoma rotary cutting machine easily leaves out myomadebris and is difficult to operate. A surgical puncture cannula is matched with an auxiliary puncture cannula, debris can be effectively prevented from falling into the abdominal cavity, and the surgical safety is improved. According to the technical scheme, the device comprises the surgical puncture cannula and the auxiliary puncture cannula which are matched with each other, the surgical puncture cannula comprises a first cannular body, and a clamping ring is arranged at the head end of the first cannular body; a plug which seals a cannular opening of the first cannular body is detachably arranged at the tail end of the first cannular body, a bag body is arranged in the first cannular body, multiple connection ropes are arranged at an opening of the bag body, and the connection ropes extend out of the first cannular body; the auxiliary puncture cannula comprises a second cannular body, an operation handle is arranged at the head end of the second cannular body, and a supporting component which is matched with the bottom of the bag body is arranged at the tail end of the second cannular body.

The invention discloses a syringe structure, which comprises a syringe, a push rod and a needle, wherein, one end of the push rod is provided with a rubber head, and the other end is provided with a push handle, the rubber head is located inside the syringe, and the needle is further provided with several The through hole, the needle head and the needle cylinder are inserted and connected, and the end of the needle head is further provided with a sealing block, and the sealing block, the through hole and the needle head are integrally formed during manufacture. The outer wall of the syringe is provided with a scale line, a push handle, and the rubber head and the push rod are integrally formed during manufacture, and the push rod and the syringe are connected in a piston type. Syringe capacity is 5‑20ml. The invention has the advantages of simple structure and convenient use. During subcutaneous injection, the anesthetic drug can be dispersed at multiple points, and the time required for anesthesia can be shortened.

The invention discloses a novel lumbar annulus fibrosus repairing device. The novel lumbar annulus fibrosus repairing device comprises a lumbar annulus fibrosus repairing patch, a patch placer, patchfixing screws and a fixing screw placer; the transverse diameter of the patch is 18-26 mm, the height of the patch is 8-14mm, and the thickness of a material is 2mm; the lumbar annulus fibrosus repairing patch is placed in the patch placer and is fixed with the screws, fixing pointsare located at the center of the lumbar annulus fibrosus repairing patch, the patch placer adopts a hollow metal guiding rod, the length of thehollow metal guiding rod is greater than or equal to 250mm, and the diameter of thehollow metal guiding rod is less than or equal to 3.5mm; the patch placer is internally provided with micro gears, a guiding rod and a metal connecting wire, the micro gears are installed in the metal guiding rod through the metal connecting wire, the head end of the guiding rod meshes withthe micro gears, and a dimension adjusting rotary knob is connected to the micro gears; and each patch fixing screw is composed of a nut and a front thread, and the fixing screw placer adopts a hollow metal guiding rod. The novel lumbar annulus fibrosus repairing device has the advantages of scientific structure, economy, convenient use, precise repair and the like.

The invention provides a traditional Chinese medicine for painless induced abortion surgery anesthesia and a preparation method thereof. The traditional Chinese medicine is prepared from salsola collina, ginseng rhizome, star-flower lysimachia, telegraph plants, cypress fruits, picea wood, all-grass of pilose toadlily, pellionia repens, choerospondias axillaries and lepironia articulata. The traditional Chinese medicine is used in cooperation with traditional anesthetics for painless induced abortion surgery, the analgesic effect of the traditional anesthetics can be enhanced, the anesthesia time is shortened, and adverse reaction rate of the traditional anesthetics is lowered.

The invention discloses a training mold for a Da Vinci robot system. The training mold comprises a base, a left fixing tube, a right fixing tube, a left hose, a right hose and a pressurization bag, wherein the base adopts a box, a liquid storage cavity is formed in the base, and a timer is arranged outside the base; the left fixing tube and the right fixing tube are arranged on the upper end surfaces of the left side and the right side of the base respectively, are bent for 90 degrees and are opposite to each other; the left hose and the right hose are connected to opposite ports of the left fixing tube and the right fixing tube respectively, two ends of the left hose and the right hose can be mutually matched; the right fixing tube is connected to a liquid storage bag through an infusion tube, a valve is arranged on the infusion tube, the liquid storage bag is wrapped with the pressurization bag, the pressurization bag is provided with a pressure gauge and connected with a pressurization ball through a gas tube, and a relief valve is arranged on the pressurization ball. The training mold has the benefits as follows: a human digestive tract reconstruction and vascular anastomosis technology can be simulated by an operator to the greatest extent.

The invention provides an etomidate derivative, a preparation method thereof and application of the etomidate derivative in preparation of anesthetic drugs, and belongs to the field of chemical medicines. The structure of the etomidate derivative is shown as a formula I in the specification. Compared with etomidate, the compound disclosed by the invention has the advantage that the anesthesia time is remarkably shortened. The anesthesia time is shortened, so that some side effects after anesthesia can be relieved; rapid recovery of the autonomous regulation ability of important organs of a patient and postoperative nursing are facilitated; and the risk of wake-up delay is reduced. The etomidate derivative provided by the invention has a good application prospect in preparation of anesthetic drugs for shortening anesthesia time. And # imgabs0 #.

The invention discloses a preparation method of personalized 3D printing high tibial osteotomy guide plate, which is used for 3D printing high tibial osteotomy guide plate. Before operation, according to the CT data of patient's knee joint, computer simulation modeling and three-dimensional In the reconstruction program, the deformity of the patient's tibia is printed out at a ratio of 1:1, and the osteotomy position is designed preoperatively through 3D printing technology. Finally, an osteotomy guide that is completely attached to the proximal end of the patient's tibia is designed through the model material. During the process, the proximal end of the tibia is directly attached and the osteotomy operation is started immediately according to the preoperative osteotomy plan. Under the adjustment of ensuring accuracy, the surgical operation steps are simplified, the anesthesia time is shortened, and the safety of the patient is ensured. Extensive clinical promotion effect. According to the proximal tibial fixation plates provided by different manufacturers, the position and direction of the tibial osteotomy can be individually designed, with a certain degree of flexibility.

The periosteum moving device is characterized in that the periosteum moving device comprises a capsular bag, and a hole is formed in the capsular bag; wherein the capsular bag is used for supporting the periosteum or the soft tissue, when gas or liquid is injected into the hole, the capsular bag can expand to move the periosteum or the soft tissue, in addition, the device further comprises a fluid control device, and the fluid control device can conduct gas charging and discharging control or liquid charging and discharging control on the capsular bag; according to the periosteum moving device, continuous, stable or slow traction force is provided when the periosteum or soft tissue is moved, so that the periosteum moving device is suitable for the periosteum or soft tissue moving operation, meanwhile, the periosteum or soft tissue can be integrally and evenly moved, and the periosteum moving device is easy and convenient to operate and low in cost. And the moving operation can be conveniently realized only by putting the bag under the periosteum or the soft tissue, and complicated operations such as injecting a bone needle are not needed, so that the operation of a doctor is greatly facilitated, the anesthesia time of a patient is shortened, and the related anesthesia risk is reduced.

The present invention relates to a method for removing a large-volume tumor in a body through a single hole, comprising an operation kit, the operation kit comprising an isolation protection bag, the isolation protection bag being configured with an internal accommodating cavity and a bag opening, and the isolation protection bag being configured to be resistant to cutting; the method comprising the steps of: 1, delivering the isolation protection bag into a body through an incision, placing the tumor to be removed from the body into the isolation protection bag, and tightening the bag opening; 2, pulling the bag opening of the isolation protection bag out of the body through the incision; 3, pulling the isolation protection bag outward, and pulling the tumor to a position corresponding to the incision; 4, extending a cutting tool into the isolation protection bag through the bag opening, cutting the tumor into a long strip structure or a small block structure by using the cutting tool, and removing the tumor through the bag opening; and 5, pulling the isolation protection bag outward, and pulling the entire isolation protection bag outward through the incision; the method can strictly follow the tumor-free principle to remove a large-volume tumor in a body through a small incision, and is particularly suitable for single-hole laparoscopic surgery.

The invention provides an implantable pressure-measuring infusion drainage device and system.The implantable pressure-measuring infusion drainage device comprises a liquid storage bag, a functional catheter module and a central connector, the central connector is used for fixedly connecting the liquid storage bag with the functional catheter module, one end of the central connector is in sealed connection with the opening end of the liquid storage bag, and the other end of the central connector is fixedly connected with the functional catheter module; the functional catheter module comprises a tubular pressure measuring structure and an infusion tube; the functional end of the tubular pressure measuring structure is used for being placed in a target area in a living body to measure the pressure of the target area; the functional end of the infusion tube is used for being placed in a target area in a living body, and liquid in the liquid storage bag is guided into the target area and / or liquid in the target area is guided into the liquid storage bag; and a circuit module is also arranged in the central connector and is used for supplying power to the tubular pressure measuring structure and / or realizing communication between the tubular pressure measuring structure and an external control end.

The invention discloses a universal posterior locking anatomic bone fracture plate for acetabulum. The universal posterior locking anatomic bone fracture plate comprises a right bone fracture plate, bolts and a guide sleeve, wherein the mirror structure of the right bone fracture plate is a left bone fracture plate. The right bone fracture plate is reversed at 0-9 degrees clockwise along the medial axis. The medial axis profile of the right bone fracture plate is an arc-shaped plane in smooth transition. The right bone fracture plate is sequentially divided into a first locking block, a first positioning block, a second locking block, a second positioning block and a third locking block from top to bottom and is provided with a first locking unit hole, a second locking unit hole and a third locking unit hole which form included angles with the surface of the right bone fracture plate at 0-25 degrees. The locking holes are provided with internal threads of the locking holes. The bolts and the guide sleeve are provided with adaptive internal threads. The universal posterior locking anatomic bone fracture plate disclosed by the invention has the advantages that the universal posterior locking anatomic bone fracture plate is optimal in structure, good in universality, good in structural stability, accordant with biomechanical characteristics, good in adhesion on the surface of acetabulum, efficient to use and low in surgical risk.

The utility model relates to the technical field of medical instruments, and discloses a precise positioning orthopedic drilling guider which comprises a fixing plate, the rear surface of the fixing plate is fixedly connected with an attaching plate, the upper surface of the fixing plate is provided with a rotating groove, and the inner wall of the rotating groove is fixedly connected with a rotating shaft. The angle of the limiting sleeve can be rapidly adjusted by arranging the adjusting assembly, during drilling, the accuracy of the drilling angle can be improved by limiting the drill bit through the limiting sleeve, a large amount of time is saved compared with the cumbersome process that a doctor manually uses tools such as a protractor to repeatedly compare and adjust the angle in a traditional operation, and the operation efficiency is improved. A doctor can complete preparation work before drilling more quickly, the operation process is more compact and efficient, especially when a plurality of drilling requirements or complex orthopedic operations are processed, the operation duration can be remarkably shortened, and the anesthesia time of a patient and the risks of operation infection and the like are reduced.

The invention discloses a tibia high-position inner side open wedge-shaped osteotomy operation guider, and belongs to the technical field of medical instruments, the tibia high-position inner side open wedge-shaped osteotomy operation guider comprises a fibula tip positioning frame, a tibia positioning frame is arranged on the right side of the outer side wall of the fibula tip positioning frame, and an adjusting groove is formed in the front surface of the tibia positioning frame; the outer side wall of the fibula tip positioning frame is slidably connected with the interior of the adjusting groove. In the prior art, fluoroscopic examination and guide needle positioning adjustment need to be conducted frequently by means of imaging equipment, the operation time is prolonged, radiation exposure of patients and medical staff is increased, the extension distance of a telescopic sleeve is observed through two first scale marks, and therefore the total length of the cut tibia is calculated, and the total length of the cut tibia is calculated. The guide needle can be accurately positioned at a time, the number of times of repeated adjustment and fluoroscopy in an operation is greatly reduced, the operation time is remarkably shortened, and the anesthesia time of a patient and the risk in the operation can be reduced.

The invention relates to a needle assembly for a fat operation. The needle assembly for the fat operation comprises an extracting needle and a filling needle and is characterized in that the extracting needle comprises a needle tip (11), a needle tube (2) and a connecting seat (13) which are connected in sequence, the end, connected with the needle tip (11), of the needle tube (2) is provided with needle holes (121) spirally distributed, the filling needle comprises a needle tip (21), a needle tube (22) and a connecting seat (23) which are connected in sequence, the needle tip (21) is in a gentle circular-arc shape, the end, connected with the needle tip (21), of the needle tube (22) is provided with needle holes (221), and the distance between the needle tip (21) and the adjacent needle holes (121) is 2-3 mm. The needle assembly for the fat operation has the advantages of being small in fat cell damage, small in fat taking operative zone damage, high in extracting efficiency and convenient to use, and the operation safety is improved.

The invention relates to an iliac nail, which comprises a nail body extending in the axial direction; the two ends, in the axial direction, of the nail body are the front end and the rear end respectively, the front end of the nail body is a threaded section with external threads, and the rear end of the nail body is provided with a nail cap integrally formed with the nail body; a connecting section between the threaded section and the nail cap is a polished rod section with a smooth outer wall, the end part of the front end of the nail body is of a blunt structure without a cutting edge, an external thread on the threaded section is spirally arranged along the outer peripheral wall of the front end of the nail body towards the rear end, and the starting position of the external thread is positioned on the blunt structure of the front end of the nail body. According to the invention, the percutaneous hollow screw solves the problem that an existing percutaneous hollow screw is prone to causing vascular nerve injury in an operation.