40results 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 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.

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 particularly discloses a device and method for quickly recognizing a parathyroid gland in a thyroid surgery. The device comprises an impedance data acquisition unit for acquiring electrical impedance frequency spectrum data of a suspected parathyroid gland and an impedance data post-processing unit connected with the impedance data acquisition unit and used for conducting curve fitting on the measured electrical impedance frequency spectrum data, wherein the impedance data acquisition unit comprises an impedance acquisition probe in contact with the face of the suspected parathyroid gland, a data demodulation module connected with the impedance acquisition probe and an A/D conversion and processing module connected with the data demodulation module, and the impedance acquisition probe comprises a probe body and at least four testing electrodes evenly distributed on the probe body. The device and the method can remarkably shorten testing time, can also reduce tissue recognition misjudgment rate, accordingly decrease function injuries of the parathyroid gland, reduce the complication risk and also facilitate decrease of potential doctor-patient disputes.

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 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 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 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 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.

The invention provides a multifunctional dissector for a laparoscope, and relates to the technical field of medical instruments. The multifunctional dissector comprises a forceps clip, a handle assembly and a forceps rod connected between the forceps clip and the handle assembly, wherein the handle assembly is used for controlling the opening and closing of the forceps clip; the forceps clip comprises a first forceps head and a second forceps head, forceps teeth are arranged on the opposite inner side surfaces of the first forceps head and the second forceps head, and the forceps teeth are conductively arranged; the exposed surface of the forceps clip in the closed state is insulated; and a sharp separating piece is arranged on the outer side surface of the first forceps head or the second forceps head and is conductively arranged. The technical problems that in the prior art, the function of a surgical instrument is single, the surgery is tedious, and the surgery effect is affected are solved.