71 results about "Anesthetic Agent" patented technology

The invention relates to the technical field of medical equipment control for anesthesia machine anesthetic gas output control, and discloses an anesthesia machine anesthetic gas output control system and method. The method comprises the following steps of: setting a control starting moment, initial and target concentrations, a rapid rising time length, a total time length and a middle and later stage slow change amplitude at one time before starting an anesthesia machine, and dividing the whole process into a rapid rising interval and a slow change interval; generating a concentration target according to a natural exponential function taking the rising time length as a time constant in the front stage, and obtaining a final value; a hyperbolic migration target slowly close to the target is constructed according to the target concentration, the slowly-changing amplitude and the rising duration in the rear section; and performing linear fusion on the final value and the hyperbolic target through a piecewise constant and time exponential decay weighting function to obtain a continuous and smooth target concentration curve, converting into a theoretical valve opening according to an anesthetic original concentration proportion, discretizing into an instruction opening in combination with an opening resolution, and forming a discrete control sequence in cooperation with fixed update time.

The invention relates to the field of medical instruments, and discloses anesthesia quantitative spraying equipment for the anesthesiology department, which comprises a support, an outer ring is mounted at the top of the support, a piston is slidably mounted at the top of the support, the anesthesia quantitative spraying equipment further comprises a sealing cylinder, the sealing cylinder is mounted at the top of the support, and a spray head is fixedly connected to the left end of the sealing cylinder. And a plurality of groups of clamping grooves and sliding grooves are formed in the outer surface of the spray head. According to the equipment, threads are arranged on the outer surface of the piston, so that the sliding block can rotate along the outer surface of the piston and change the distance between the permanent magnet and the left end of the piston, the distance between the permanent magnet and the iron block is controlled, and when the piston moves to a specified stroke, the clamping column is pulled towards the outer surface of the sealing cylinder and bent through magnetic attraction force between the permanent magnet and the iron block; therefore, the clamping columns and the outer ring are distributed in a staggered mode, the pushing force from the piston and the hydraulic force of anesthetic are not resisted, the sealing plate and the first sealing ring are triggered to abut against each other for sealing, and quantitative spraying of the device is more flexible.

The present application belongs to the technical field of medical devices, and discloses a stripper, which comprises a pipe body, a flow channel formed between a first end and a pipe outlet, a plurality of mutually isolated cavities separated by the flow channel, each cavity being provided with a medicine inlet hole and a medicine outlet hole, a plurality of medicine inlet joints arranged in sequence at the first end and connected in one-to-one correspondence with the medicine inlet holes, and a sealing head detachably connected to the second end. The first end of the pipe body is closed, the second end is open, the interior of the pipe body is provided with a plurality of mutually isolated cavities, each cavity is provided with an independent medicine outlet hole, and anesthetic can be input into the interior of the pipe body through the medicine inlet hole connected with the medicine inlet joint. After the anesthetic flows out of the pipe outlet, the pipe outlet is blocked by the sealing head. At this time, when the anesthetic continues to be input into the medicine inlet hole, the anesthetic can only flow out of the medicine outlet hole. During the stripping operation, the anesthetic can perform multi-region anesthesia in the intravenous blood vessels, and the stripping and anesthesia can be performed simultaneously.

To provide an anesthetic composition for locally administering a local anesthetic agent to a subject in need thereof.SOLUTION: An anesthetic composition has a lipid-based complex prepared by hydrating a lipid cake containing a local anesthetic agent and a lipid mixture with an aqueous buffer solution at a pH higher than 5.5. Also provided is a method for preparing an anesthetic composition using what is a simpler and more robust for large-scale manufacture and for providing a high molar ratio of local anesthetic agent to phospholipid content as compared to the prior art. This anesthetic composition has a prolonged duration of efficacy adapted to drug delivery.SELECTED DRAWING: Figure 2B

The embodiment of the present application provides an interlocking module, an evaporator and an anesthesia machine. The interlocking module comprises a mounting seat, a knob, an ejection assembly, a connecting rod assembly and an ejection piece. The ejection piece is in sliding connection with the mounting seat. The connecting rod assembly is arranged between the knob and the ejection assembly. The connecting rod assembly comprises a follower and a linkage. The follower is connected with the knob. When the knob rotates, the follower can drive the linkage to move. The linkage further drives the ejection piece to move outwardly from the mounting seat, so that the ejection piece moves from an initial position to an interlocking position. The ejection pieces of two evaporators are arranged at intervals. When an operator rotates one of the evaporators, the corresponding ejection piece extends and abuts against the ejection piece of the other evaporator, thereby limiting the movement of the ejection piece. Thus, the rotation of the knob of the other evaporator is further limited, and the simultaneous use of two anesthetics is avoided.

A disposable postoperative local infiltration anesthesia analgesia system comprises an anesthesia catheter, a guide wire, a lacerable trocar, an injector and an infusion pump, the anesthesia catheter can be sleeved with the lacerable trocar in a matched mode, the guide wire can be sleeved with the anesthesia catheter in a matched mode, a plurality of micropores are formed in the side wall of one end of the anesthesia catheter, and the infusion pump is connected with the guide wire. The micropores are evenly distributed in the circumferential direction of the anesthesia catheter, the other end of the anesthesia catheter is connected with a first connector tube and a second connector tube, a connector of an infusion pump can be in butt joint with the first branch connector tube or the second connector tube, and an injector can be in butt joint with the first branch connector tube or the second connector tube. The anesthesia catheter can be placed into a pain part of a patient through the guide wire and the tearable trocar, wound infiltration is continuously carried out through anesthetic, pain can be accurately, directly and intensively relieved, the using amount of the anesthetic is reduced, the anesthetic is small in side effect or free of side effect, and the anesthesia catheter is convenient to use. Various severe side effect risks caused by opioid abuse can be effectively avoided.

To provide a compound which is a local anesthetic and is useful for inducing selective sensory nerve block.SOLUTION: The compound is represented by formula (II).SELECTED DRAWING: None

The objective is to provide a method that suppresses the formation of pseudopods of platelets during the preparation of PRP, thereby preventing the formation of aggregates. [Solution] The method for producing platelet-rich plasma (PRP) according to the present invention is characterized by adding a local anesthetic to the blood when producing PRP.

The invention discloses an animal experiment workbench which comprises a base, a supporting plate, an operation table, a fixing piece, an anesthesia cabin, a partition plate, a sliding plate, a gas sensor, a control unit, an alarm module, a display module, a liquid medicine supplementing mechanism and a spray head. The operation table is arranged above the base, and the two ends of the operation table are connected with the upper surface of the base through supporting plates. The fixing pieces are arranged on the surface of the operation table and used for fixing the limbs, the trunk and the head of an experimental animal; the anesthesia cabin is arranged at the front end of the operation table; the anesthesia cabin is of a hollow structure with one end opened and the other end sealed, and the partition plate is arranged in the anesthesia cabin and divides the anesthesia cabin into a head containing cabin and a medicament containing cabin. A plurality of air holes which are formed in rows and are used for communicating the head placing cabin with the medicament placing cabin are formed in the plate surface of the partition plate; the sliding plate is slidably arranged on the front plate face of the partition plate. The animal experiment workbench can overcome the defects that the concentration of anesthetic gas cannot be monitored in real time and anesthetic needs to be manually supplemented in the prior art.

The utility model discloses a kind of BNCT mouse irradiation devices without anesthesia, including disc body, sliding assembly is installed on disc body, detachably installed with mouse fixer on sliding assembly, mouse fixer includes head fixing assembly and tail fixing assembly for limiting mouse activity, fixed shaft is vertically arranged on disc body, bracket is installed on fixed shaft, the end portion of bracket is located above mouse fixer and is provided with reversible folding connecting plate. Mouse head and neck are fixed by the fastening screw of mouse fixer, mouse tail is fixed by clamping groove, mouse can be irradiated subsequently without anesthesia, avoid anesthetics to influence BNCT treatment effect;By round multi-arm sliding rail clamping disc, multiple mouse fixers can be assembled, one mouse is placed in each fixer, reasonably divide area, avoid multiple mice confusion;By adjusting the position of mouse fixer on sliding rail and turning L-shaped connecting plate, multiple mice can be irradiated at different parts simultaneously, convenient operation, save experimental time.

This invention discloses an anesthesia injection device, its automatic control method, and a hair transplant robot, relating to the field of medical surgical equipment technology. The device includes: a fixing mechanism for mounting on a robotic arm and being driven by the robotic arm; a first feeding mechanism disposed on the fixing mechanism; an injection mechanism disposed on the first feeding mechanism, the first feeding mechanism driving the injection mechanism to move; and a vision control unit disposed on the fixing mechanism for acquiring images and controlling the movement of the first feeding mechanism and / or the robotic arm based on the acquired images, so that the injection mechanism reaches a target position. The anesthesia injection device, its automatic control method, and the hair transplant robot of this invention can automatically inject anesthetic into the scalp of a target person with low pain during injection, and the injection process is fast and efficient.

The special urethral catheter for the gynecology department comprises a catheter body, one end of the catheter body is sequentially provided with a catheter head, a urethral catheterization opening is formed in the position of the catheter head, a liquid outlet is formed in the other end of the catheter body, the catheter body comprises a liquid guide pipe and an outer-layer pipe, the liquid outlet and the urethral catheterization opening are communicated with the liquid guide pipe, a movable pipe is arranged between the liquid guide pipe and the outer-layer pipe, and the movable pipe is connected with the outer-layer pipe. One end of the movable tube is fixedly connected with a rotating ring, at least three medicine cavities are distributed in the movable tube in the axial direction of the movable tube, a plurality of inner openings are formed in the surface of the movable tube, the inner openings correspond to the medicine cavities in a one-to-one mode, the inner openings are communicated with the corresponding medicine cavities, the directions of the inner openings are different, and anesthetics are contained in the medicine cavities respectively. And a plurality of communicating ports are sequentially formed in one side of the outer-layer pipe and correspond to the inner openings one to one. The urethral catheter special for the gynecology department adapts to anatomical characteristics of female urethra, the medicine covering length of 4-5 cm accurately acts on urethral mucosa, and whole-course anesthesia is achieved through segmented medicine release of multiple medicine cavities.

The invention provides a microneedle anesthesia analgesia system and method for painless local anesthesia injection, and the system comprises a bionic gradient microneedle array, a mechanical drive module, an electromagnetic lead-in module, a multi-mode biosensor and a PID controller. The bionic gradient microneedle array is connected with the mechanical driving module and the electromagnetic leading-in module; the electromagnetic lead-in module is used for promoting the diffusion of the anesthetic in the in-vivo tissue; the multi-mode biosensor is used for monitoring the concentration of anesthetic in vivo, the pH value of tissues and drug metabolites in real time and sending the acquired information to the PID controller; and the PID controller is used for dynamically adjusting the microneedle penetration length, the drug release rate and the electromagnetic introduction intensity parameter according to the information sent by the multi-mode biosensor. By means of the technical scheme, the local anesthesia analgesic effect without injection pain is truly achieved.

The utility model relates to the technical field of anesthesiology department appliances, and discloses an anaesthetic mask which comprises a mask part, an intubation part and a hanging ring part, the intubation part used for being connected with a gas pipeline is movably inserted into an adjusting socket arranged at the upper end of a mask body, and when the anaesthetic mask is used, the mask body covers the face of a patient through pressing so as to cover the mouth and the nose of the patient; the sealing attaching ring at the lower end of the mask body can improve the sealing performance, when the mask covers the mouth and nose of a patient, the distance between the lower end of the intubation part and the mouth and nose of the patient is shortened by moving downwards to adjust the intubation part, and the patient can conveniently inhale anesthetic medicine in time.

The invention relates to an adjustable spraying device for clinical anesthesia in the anesthesiology department, and belongs to the technical field of medical instruments. In order to enable anesthetics to accurately and efficiently reach a target anesthesia area, the adjustable and controllable spraying device for clinical anesthesia in the anesthesiology department comprises a spraying pipe and an air curtain assembly, the spraying pipe comprises an inner pipe and an outer pipe, a plurality of spraying holes are formed in the tail end of the inner pipe, the inner pipe is sleeved with the outer pipe, and an air conveying cavity communicated with an air pump is formed between the outer pipe and the inner pipe; the air curtain assembly comprises an elastic cylinder arranged in the air conveying cavity, one end of the elastic cylinder is configured to move in the direction close to or away from the inner pipe so as to change the flowing direction and the flowing range of airflow in the air conveying cavity, and the other end of the elastic cylinder is slidably connected with the inner pipe. The air curtain assembly can control the anesthetic spraying direction and spraying range, the anesthetic can accurately and efficiently reach the target anesthesia area, the spraying range is controlled within the target anesthesia area, anesthetic waste is reduced, and the anesthesia effect and anesthesia safety are improved.

The invention discloses a hydrocortisone compound ointment preparation for treating haemorrhoids, and belongs to the technical field of medicines. The technical problem to be solved is to provide a hydrocortisone compound ointment preparation which has a good hemorrhoid treatment effect and is stable. The hydrocortisone compound ointment preparation comprises the following components in percentage by weight: 0.15%-1% of corticoid, 0.025%-0.1% of a vasoconstrictor, 2%-4% of a local anesthetic, 0.1%-1.5% of L-menthol, 0.02%-0.5% of chlorhexidine acetate and 0.05%-1% of allantoin. The hydrocortisone compound ointment preparation disclosed by the invention has the medicinal effects of relieving pain and discomfort of patients suffering from haemorrhoids, promoting healing and repairing of haemorrhoids tissues, preventing infection and relieving inflammatory response, and has obvious effects of stopping bleeding and relieving swelling and pain in haemorrhoids treatment.

The present application relates to a kind of microdroplet photodynamic therapy compositions for treating skin and mucous membrane squamous cell carcinoma and its preparation method, belong to medical technical field.The microdroplet photodynamic therapy compositions for treating skin and mucous membrane squamous cell carcinoma, including photosensitizer precursor, anesthetic and solvent, the mass final concentration of the photosensitizer precursor is 15-25 %, the mass final concentration of the anesthetic is 4-6 %, and the photosensitizer precursor is hydrochloric acid aminolevulinic acid.The microdroplet photodynamic therapy compositions for treating skin and mucous membrane squamous cell carcinoma prepared by the present application adopts the mode of microdroplet injection, solves the three big problems of drug delivery, function preservation and pain control commonly faced in the treatment of different sensitive parts (face, hand, genital organ, tongue), enhances the practicability of the microdroplet photodynamic therapy compositions for treating skin and mucous membrane squamous cell carcinoma of the present application.

Doxycycline injections improve the appearance of cosmetically significant lower eyelid festoons and malar edema, as well as of the jowls. The doxycycline is also useful for reducing edema of turbinates, the nasal concha or conchae shell-shaped networks of bones, vessels, and tissue within the nasal passageways that are responsible for warming, humidifying, and filtering the air as it is inhaled. The doxycline, in a concentration preferably of greater than 10 to 20 mg / ml, preferably in combination with a local anesthetic and optionally with a vasoconstrictor such as epinephrine and a pH buffering agent, is injected into the subcuticular space at the site of swelling. The high viscosity limits the spread of the doxycycline to the area to be treated. The resulting sclerosis prevents fluid accumulation. The doxycline also decreases swelling due to fat, by causing a decrease in lipomas.

The invention belongs to the technical field of medical instruments, and particularly relates to an auxiliary anesthesia device for a clinical anesthesiology department, the auxiliary anesthesia device comprises a box body, a cannula fixing mechanism, a respiration assisting mechanism, a medicament treatment mechanism and a self-cleaning mechanism, the cannula fixing mechanism is arranged on the side wall of the box body, the respiration assisting mechanism is arranged on the side wall of the cannula fixing mechanism, and the medicament treatment mechanism is arranged on the side wall of the self-cleaning mechanism. The medicament treatment mechanism is arranged on the inner wall of the box body, and the self-cleaning mechanism is arranged in the box body. The flexible fixing mechanism can flexibly open the oral cavity of a patient, the trachea can be prevented from being bitten by teeth, and oral cavity damage caused by hard object padding is avoided; the breathing assisting mechanism can simulate mechanical breathing and assist in quickly checking the position and the function of the trachea; the mixing and heating mechanism can be used for homogenizing and treating anesthetic at constant temperature; the quantitative propelling mechanism can accurately control the anesthetic infusion dosage, and errors are reduced; the hard fixing mechanism can stabilize the trachea after the patient is anesthetized, and the safety and convenience of the surgical airway and anesthesia management are integrally improved.

This invention relates to an integrated system and method for modeling, anesthesia, and material collection in mice using oxygen poisoning: Experimental preparation; Animal placement: Two mice are placed in cages within two separate modeling chambers, and all valves are closed; High-pressure environment establishment: The main oxygen supply electric valve and the first and second oxygen supply electric valves are opened, and the first and second pressure regulating valves are activated, allowing high-pressure oxygen to flow into the first and second modeling chambers to form a high-pressure oxygen environment; Modeling monitoring: The state of the mice in each modeling chamber is recorded from the start of modeling. If a mouse in any modeling chamber exhibits a high-pressure oxygen convulsion state, the high-pressure oxygen poisoning model is successfully established; Post-modeling anesthesia: After the mouse model is successfully established in the modeling chamber, the corresponding flow controller is activated to allow the anesthetic to flow into the modeling chamber, bringing the mouse to a state of deep anesthesia; Independent material collection preparation: The operator enters a human diving simulation training chamber and controls the environment to reach preset parameters; Material collection operation: The operator removes the deeply anesthetized mouse from the modeling chamber and places it on the material collection platform for material collection.

The animal husbandry ear tag is characterized in that an insertion part comprises a body with an opening in the rear end, a piercing head is arranged at the front end of the body, and a connecting plate is arranged at the rear end of the body; a shell is arranged on the outer side of the body, and one end of the shell is connected with the connecting plate; a limiting section is formed between the shell and the piercing head; a protective shell is arranged in the shell, a PVC (Polyvinyl Chloride) bag body is arranged in the protective shell, and three-way pipes, namely a pipe A, a pipe B and a pipe C, are connected to the PVC bag body; wherein the pipe A is connected with an outlet of the PVC bag body, the pipe B penetrates through the shell to be communicated with the outside of the shell, and the pipe C is of a closed structure; the plugging block arranged in the three-way pipe is specifically provided with an insertion part and a label part, a shell is arranged on the insertion part, and a PVC (polyvinyl chloride) bag body is mounted in the shell. The ear tag for animal husbandry can continuously provide anesthetic for the wound of the animal husbandry, and the discomfort of the animal husbandry is relieved. The ear tag has the advantages of being reasonable in design, high in practicability and convenient to use.

This invention discloses a nebulized spraying device for respiratory medicine, relating to the field of nebulized spraying technology. The invention includes a drug storage bottle with a micro-pump mounted above it. One end of the micro-pump has a water supply pipe, and the other end of the water supply pipe passes through a filter mechanism and connects to one end of an outlet pipe. The other end of the outlet pipe is connected to a spraying mechanism. The spraying mechanism includes a fixed disc at one end of the outlet pipe, with an outlet pipe fixedly installed inside the fixed disc. A damping block is installed inside the fixed disc, and an nebulizing nozzle is rotatably mounted on the fixed disc. The nebulizing nozzle is fixedly mounted on a rotating disk. By rotating the nebulizing nozzle with a handle, the rotating disk rotates, aligning a second or third diversion orifice with the outlet. This allows the anesthetic agent to flow into the second or third diversion channel, enabling adjustment of the speed and control of the anesthetic agent output.

Described herein are methods and devices for selectively applying either fluids (e.g., anesthetics, nerve-blockers, etc.) or energy, such as radiofrequency or ultrasound energy, to a target tissue from within a blood vessel while minimizing the amount of fluid or energy applied to non-target tissue. The catheters described herein may include an elongate body, a directional injector, and one or more holdfasts for securing the catheter. In addition, catheters can include energy applying features for delivering energy to the target tissue.

The adjustable spraying device comprises a medicine storage chamber, a cover body and an extraction pipe, the cover body is in threaded connection with the upper portion of the medicine storage chamber, the extraction pipe is connected to the lower portion of the cover body, the extraction pipe is located in the medicine storage chamber and used for extracting an anesthetic, a connector is fixed to the upper portion of the cover body, and the connector is connected with the upper portion of the cover body. The interior of the connector is communicated with the extraction pipe, and the anesthetic in the extraction pipe is guided. According to the adjustable and controllable spraying device for clinical local anesthesia of the anesthesiology department, different spraying ranges can be adjusted through the arrangement of the multiple spraying heads on the movable cover, the spraying head needing to be used can be selected by rotating the movable cover, and a second telescopic hose at the inner end of the adjusted spraying head can be automatically attached to a connector; in addition, by matching with mutual attraction of a first magnetic block and a second magnetic block, positioning of rotation of the movable cover can be achieved, the adjustability and subsequent use convenience of the device are improved, and different local anesthesia requirements can be met.

Provided herein are compounds that are local anesthetics and useful for inducing selective sensory nerve blockade. Also provided are pharmaceutical compositions and kits comprising the compounds, and methods of inducing selective sensory nerve blockade by administering the compounds and / or compositions to a subject.

The utility model belongs to the technical field of medical instruments, and discloses a novel anesthesia catheter connector which comprises a first connecting pipe, a connecting seat and an anesthesia catheter body, the connecting seat is fixed to the left side of the first connecting pipe, the anesthesia catheter body is connected to the left side of the connecting seat, and a mounting pipe is connected to the right side of the first connecting pipe. A second connecting pipe is arranged on the right side of the first connecting pipe, a filtering bin is connected to the left side of the second connecting pipe, a connecting sleeve is connected to the left side of the filtering bin, and a connector is connected to the right side end of the second connecting pipe. According to the novel anesthesia catheter connector, through the arrangement of a double-filtering structure, impurities with large particle sizes and insoluble particles can be filtered, the situation that the impurities and the insoluble particles enter the human body along with anesthetics is avoided, personal safety is guaranteed, the connectors are connected in a simple and reliable mode, and operation convenience is improved.

The application discloses a kind of anesthetic concentration adjusting monitoring devices for anesthesiology department in the technical field of medical equipment, the device contains carrier, deflection groove, liquid inlet mechanism, disc, pivot, deflection resistance adjusting mechanism, first transfer channel, second transfer channel, liquid outlet mechanism, microfluidic detection mechanism, acquisition unit, control unit and alarm unit etc.Component.Working time is installed in anesthetic infusion path, acquisition unit obtains patient weight information, control unit judges anesthetic concentration range accordingly and controls deflection resistance.Anesthetic enters deflection groove, disc is deflected by boundary layer effect, channel is switched by deflection angle, realizes that anesthetic enters patient vein or microfluidic detection mechanism carries out detection.Control unit controls alarm unit output corresponding alarm signal according to detection result.This scheme can effectively reduce the risk of anesthesia caused by abnormal drug concentration by real-time monitoring and automatic adjustment, guarantee the life safety of patient.

The application provides an anesthetic storage device and a use method thereof, and relates to the field of anesthetic storage. The device comprises a box body and a box cover. A stepped groove is formed in the box body, and a sealing ring is fixedly arranged in the stepped groove. A sealing plate is fixedly arranged on the box cover and is arranged in the stepped groove and tightly abuts against the sealing ring. A cooling cavity is formed in the box body, and a cooling assembly for cooling the inside of the box body is arranged on the box body. The application has the effect of low-temperature storage.