32 results about "Anesthesia catheter" patented technology

The invention discloses a conical catheter connector which is used for being connected with an anesthesia catheter and comprises a cannula connector provided with a conical inner cavity partially extending in the axis direction. The elastic piece is provided with a conical peripheral surface and is sleeved in the conical inner cavity through the conical peripheral surface; a mounting hole for inserting the guide pipe is formed in the elastic piece along the axis direction; the infusion connector is detachably connected to the cannula connector and used for being connected with an infusion apparatus; when the cannula connector and the infusion connector are in an assembled connection state, the infusion connector can be constructed to apply axial compression force to the elastic piece, so that the elastic piece slides towards one side of the catheter in the conical inner cavity and expands towards the wall face of the conical inner cavity, the radial size of the elastic piece is increased, and the aperture of the mounting hole is reduced to lock the catheter; the elastic piece rotates synchronously, in the screwing process of the cannula connector and the infusion connector in the catheter connector, twisting and thinning of at least one section caused by different strengths and speeds of medical staff are avoided, and the catheter is prevented from being flattened.

The invention discloses an intra-spinal anesthesia catheter device with a temperature compensation function, and relates to the technical field of medical instruments. The intra-spinal anesthesia catheter device comprises an anesthesia catheter body, the anesthesia catheter body comprises a thermoplastic elastomer and a shape memory polymer, and the thermoplastic elastomer wraps the outer side of the shape memory polymer. The intraspinal anesthesia catheter has the beneficial effects that through combination of an innovative intelligent material system and an active closed-loop control technology, the traditional contradiction that the rigid requirement and the soft safety of the catheter cannot be achieved at the same time in intraspinal anesthesia is fundamentally solved. The method has the primary advantage that the dynamic programmable adjustment of the mechanical property of the catheter is realized.

The invention discloses equipment and a method for treating residual liquid medicine of a respiratory anesthesia catheter, and belongs to the technical field of anesthetic treatment. Comprising a treatment barrel with the top detachably connected with a barrel cover, and further comprises a supporting block fixedly connected to the bottom of the barrel cover, a rotating rod is rotationally connected to the supporting block, and a throwing plate is fixedly connected to the rotating rod; the mounting plate is fixedly connected to the swinging plate and is used for placing and connecting a liquid medicine pipe; the baffle is fixedly connected to the bottom of the can cover, an air bag is fixedly connected to the baffle, and the air bag is inflated and swelled and extrudes and jacks the throwing plate clockwise; the air bag is inflated to jack up the throwing plate, the torsional spring is used for releasing elastic potential energy to drive the throwing plate and the mounting plate to rotate and reset, and residual liquid medicine in the liquid medicine pipe can be rapidly thrown out under the action of centrifugal force; meanwhile, the gas in the pressure storage cavity drives the toothed bar to slide and drives the gear to rotate, so that the liquid medicine pipe rotates synchronously, the liquid medicine discharging effect is enhanced by further utilizing the rotating centrifugal force, and compared with manual operation, the residual liquid medicine can be discharged more efficiently, and liquid medicine waste is reduced.

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.

The utility model relates to an anesthetic catheter system capable of preventing filter blockage belongs to the technical field of medical auxiliary instrument, including electromagnetic three -way valve, filter assembly and the interlock component for controlling the open -close state of electromagnetic three -way valve, electromagnetic three -way valve connects the entrance of two filter assemblies respectively, and the outlet of two filter assemblies is communicated with interlock component respectively, and the output end of interlock component is connected with breathing tube, when one group filter assembly appears the blockage, interlock component controls electromagnetic three -way valve to close the valve that one group filter assembly is communicated, the utility model discloses a solution that can automatically detect filter assembly blockage and can replace filter assembly without disturbing the anesthesia process.

The utility model relates to the related field of medical instruments, in particular to an epidural anesthesia catheter fixing device which comprises an adhesive tape, a fixing seat, a rotating ball, a connecting rod, a guide cylinder, a first bolt, an arc-shaped clamping plate, a first silica gel sheet, a second silica gel sheet, an arc-shaped protrusion, a spring, a groove, an arc-shaped plate, a second bolt, a rubber pad and the like. The rotating ball and the fixing seat are arranged, and the rotator rotates in the fixing seat to drive the connecting rod and the guide cylinder to rotate, so that the path angle of placement of the anesthesia catheter is adjusted, the path of the catheter is optimized, unnecessary bending or twisting of the catheter is avoided, stable flowing of liquid medicine in the catheter is kept, and the anesthesia catheter is convenient to use. Stable liquid medicine conveying is facilitated, and the practicability of the fixing device is improved.

The utility model discloses a pregnant and lying-in woman anesthesia catheter fixer relates to medical instrument technical field, including support plate, clamping block and clamping shell, the inner wall of clamping shell is provided with the heat preservation layer, the bottom inner wall of clamping shell is provided with the electric heating piece, the bottom end of second threaded rod is provided with the extrusion ball. Through the arrangement of the electric heating piece and the extrusion ball, the electric heating piece heats the inner wall of the bottom of the clamping shell after being heated by current, heat loss in the clamping shell can be effectively reduced through the heat preservation layer, and after the clamping shell and the clamping block are combined, the extrusion ball is extruded, so that the heat loss is reduced. The heated clamping shell can heat and raise the temperature of the anesthetic circulating in the anesthetic catheter, the occurrence of the conditions that the temperature of the anesthetic is too low, and a pregnant and lying-in woman patient is uncomfortable is reduced, and after the clamping shell and a clamping block are combined, rotating force is applied to a second threaded rod, so that the anesthetic can be fixed; the extrusion ball moves downwards to extrude the anesthesia catheter in the clamping block, and the flow speed of anesthetic in the anesthesia catheter can be adjusted and controlled.

The utility model discloses an anti-dropping structure of a general anesthesia tube, and belongs to the technical field of medical instruments. The device mainly comprises an anesthesia catheter; the meshing assembly comprises a connecting pipe, and two sets of connecting blocks are arranged on the connecting pipe; the elastic chuck is arranged at one end of the connecting pipe; the rotary sleeve is installed on the connecting pipe in a threaded mode, the rotary sleeve is provided with a conical part, and the conical part is arranged outside the elastic chuck in a sleeving mode; the first meshing block is arranged on the two sets of connecting blocks in a sliding mode, and two sets of locking bolts are installed on the first meshing block in a threaded mode; the second meshing block is arranged on the two sets of connecting blocks in a sliding mode; and the at least two groups of insertion blocks are mounted on the second occlusion block, and the insertion blocks are arranged in the first occlusion block in a sliding manner. According to the anti-disengaging structure for the general anesthesia tube, through the arrangement of the occlusion assembly, after the anesthesia tube is inserted into the oral cavity of a patient, the anesthesia tube can be rapidly fixed to the outer portion of the lip of the patient, and the effect of rapidly fixing the tube is achieved.

The invention discloses a continuous spinal-epidural anesthesia catheter, and relates to the technical field of medical instruments, the continuous spinal-epidural anesthesia catheter comprises a catheter body and a flexible support frame body arranged in the catheter body, the catheter body comprises a head part and a catheter body part; a plurality of bulges are connected between the head part in the circumferential direction of the catheter body and the catheter body part so as to limit the head part extending into the dura mater; the flexible supporting frame body is used for supporting the catheter wall of the catheter body to be contracted and contracted in the radial direction, so that the catheter body can be converted between an expansion state relative to the initial state and a contraction state relative to the initial state; the flexible support frame body comprises a central frame body and a plurality of support frame bodies; the center frame body extends in the length direction of the catheter body, the multiple supporting frame bodies are connected between the center frame body and the catheter body in the circumferential direction of the center frame body and can divide an inner cavity of the catheter body into multiple independent cavities, and each independent cavity is provided with a corresponding medicine outlet. And the liquid medicine output by the head part entering the dura mater and the liquid medicine output by the tube body part are shunted.

The application discloses a continuous waist hard anesthesia catheter, relates to the technical field of medical devices, and comprises a catheter body and a flexible support frame body arranged in the catheter body. The catheter body comprises a head and a tube body part. A plurality of protrusions are connected between the head and the tube body part in the circumferential direction of the catheter body, so as to limit the head inserted into the spinal dura mater. The flexible support frame body is used for supporting the tube wall of the catheter body to be radially scaled, so that the catheter body can be transformed between an expansion state relative to an initial state and a contraction state relative to the initial state. The flexible support frame body comprises a center frame body and a plurality of support frame bodies. The center frame body extends along the length direction of the catheter body, and the plurality of support frame bodies are connected between the center frame body and the catheter body in the circumferential direction of the center frame body. The catheter body lumen can be divided into a plurality of independent chambers. Each independent chamber is provided with a corresponding medicine outlet, so that the medicine liquid output by the head inserted into the spinal dura mater and the medicine liquid output by the tube body part are shunted.

The utility model relates to the technical field of anesthesia catheters, and discloses a novel anesthesia catheter which comprises an injection tube, a supporting rod used for pressing is clamped in the injection tube, a positioning ring used for preventing looseness is clamped outside the injection tube, a limiting ring used for clamping is clamped outside the injection tube, and the supporting rod and the positioning ring are connected in a sleeved mode. One side of the injection tube is connected with an adapter tube which is convenient to disassemble in a clamped mode, and the outer portion of the adapter tube is connected with a soft rubber sleeve used for protection in a clamped mode. According to the novel anesthesia catheter, through matched arrangement of a limiting ring, an adapter pipe and a soft rubber sleeve, the device can be better protected when used, the situation that a needle head is abraded, and consequently blockage occurs in the conveying process is avoided, the practicability of the device is improved, and constant-speed adjusting operation on the two sides of a part is achieved; the pain of a patient caused by injection is reduced to a great extent, parts are convenient to disassemble, clean and disinfect, and infection is prevented.

The utility model discloses a developing anesthesia catheter, which belongs to the technical field of medical instruments and comprises a catheter body, a reserved cavity is arranged on the inner wall of the catheter body, developing materials are filled in the reserved cavity, and when the catheter body is broken, the developing materials in the reserved cavity can move. The liquid or solid developing material is injected into the reserved cavity in the catheter body, when the catheter body is broken, the liquid developing material can overflow, the area is large, the breaking point can be clearly found during X-ray shooting, and therefore the breaking point of the catheter body can be clearly observed. When the stretchable solid developing material is broken, the stored elastic potential energy is released, and the solid developing material at the two ends of the breaking point can move in opposite directions, so that the distance between the two ends of the breaking point is enlarged, the breaking point can be conveniently observed through X-rays, and the follow-up searching work of the breaking point is facilitated.

The invention relates to the field of medical equipment, and discloses an anesthesia catheter capable of adjusting anesthesia flow, which comprises a flow guide tube, a liquid inlet is arranged at one side of the center of the upper end face of the flow guide tube, a plug is arranged at the center of the upper end face of the liquid inlet, and three discharge ports are vertically arranged at the center of one side wall of the flow guide tube. The inner side wall of the flow guide pipe is sleeved with a protection structure, and three flow adjusting structures are transversely arranged in the protection structure. According to the anesthesia device, the adjusting rod, the adjusting valve and the adjusting holes with different sizes are arranged, the adjusting rod is rotated to drive the adjusting valve to rotate, and the relative positions of the adjusting holes and an inner channel of the flow guide pipe are changed, so that the flow area of anesthesia liquid is adjusted, and flow adjustment is achieved; it is ensured that no adverse effect exists when the catheter makes contact with anesthetic liquid, use is more comfortable, the durability of the catheter is improved, and meanwhile use safety and comfort are improved.

The utility model discloses a plug-in soft-head anesthesia catheter, including a catheter body, a flexible section connected to the front end of the catheter body, at least one liquid outlet hole arranged at one end of the catheter body close to the flexible section, the hardness of the catheter body is greater than the hardness of the flexible section, the catheter body and the flexible section are both rubber hoses, a flattening section is arranged at the front end of the catheter body, and the flattening section and the flexible section are hot-melted into one after plug-in assembly. The catheter body of the utility model utilizes the flattening section and the flexible section to be plugged in and then hot-melted, and compared with the existing butt hot-melt connection, the fusion area is large, so the flexible section is firmly connected and not easy to loosen and fall off, and has the advantages of simple structure and low production cost.

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.

This invention discloses an anesthesia catheter fixator, relating to the field of medical device technology. The anesthesia catheter fixator includes a fixator, a positioning frame, and a locking structure. The fixator is used for connection to the human body. The positioning frame is fixed to the fixator and has a positioning hole. The catheter is inserted into the needle hole of the human body through the positioning hole. The axial direction of the positioning hole is consistent with the orientation of the needle hole to ensure that the catheter inside and outside the human body remains straight, avoiding irritation of the needle hole. The locking structure is located above the positioning frame and is used to lock the catheter extending from the positioning hole. This invention aims to keep the anesthesia catheter straight after insertion into the human body, avoid irritation of the needle hole, and improve patient comfort.

The utility model provides a novel anesthesia catheter, which belongs to the technical field of medical instruments, mainly aims at the problem that the existing anesthesia catheter is easy to fall off from the oral cavity of a patient, and adopts the technical scheme that the novel anesthesia catheter comprises a fixing plate, an oxygen tube and an anesthesia tube are arranged at one end of the fixing plate in a penetrating manner, and fixing components are arranged at the tops of the oxygen tube and the anesthesia tube; a connecting piece is arranged at the other end of the fixing plate, two sets of occlusion pieces are arranged at one end of the connecting piece, occlusion grooves are formed in the tops of the two sets of occlusion pieces, a plurality of sets of telescopic springs are arranged between the two sets of occlusion pieces and the connecting piece, and elastic bands are arranged at the top and the bottom of the connecting piece. Through the cooperation of the telescopic spring and the occlusion piece, after muscles in the oral cavity of a patient are relaxed, the telescopic spring resets and moves, the anesthesia catheter is clamped in the oral cavity of the patient, through the arrangement of the elastic bands, a user can bind the two elastic bands to the head of the patient, and the anesthesia catheter is prevented from falling off.

The utility model relates to the technical field of anesthesia catheters, in particular to a novel anesthesia catheter which solves the problems mentioned in the background technology and comprises an anesthesia catheter, a fixing structure and a rotating structure, the fixing structure comprises two fixing pieces, the two fixing pieces are connected with the same connecting cylinder, and the rotating structure is connected with the anesthesia catheter. A plurality of fixing frames are arranged at the top of the connecting cylinder, the bottom of each fixing frame is connected with the same fixing cylinder, the bottom of each fixing cylinder is connected with an elastic cylinder, a plurality of sliding grooves are formed in the connecting cylinder, a sliding block is arranged in each sliding groove, the rotating structure comprises a rotating cylinder, and a plurality of shifting blocks are arranged at the top of the rotating cylinder.

The invention relates to the technical field of medical instruments, in particular to an auxiliary intubation structure for an inhalation anesthesia catheter, which comprises a main frame body, a height adjusting mechanism, a surrounding mechanism, a centering mechanism and a synchronous fixing mechanism, the outer wall of the top of the main frame body is fixedly connected with a limiting frame body, and the inner wall of the limiting frame body is slidably connected with a displacement sliding seat; the inner wall of the displacement sliding base is slidably connected with a first sliding rod, and the end of the first sliding rod is fixedly connected with a clamping arc-shaped plate. The surrounding mechanism is arranged to enable the clamping arc-shaped plate and the surrounding plate to surround the outer wall of the air pipe, the synchronous fixing mechanism is arranged to be matched with movement of the surrounding mechanism, so that the clamping plate can clamp the air pipe, and after the air pipe is connected with an oxygen pipe, although the air pipe is bent due to the weight of the oxygen pipe, the oxygen pipe can be fixed. However, the outer wall of the trachea is clamped and wrapped by the clamping arc-shaped plate and the surrounding plate at the moment, it is guaranteed that the trachea can be kept in a vertical state, the throat of the patient cannot be damaged, and disassembly is convenient and fast.

The present invention discloses an anti-leakage joint device for inserting anesthesia catheter of respiratory soft endoscope, which relates to the technical field of medical devices. The key points of its technical solution are: an insertion hole is provided at one end of the connecting cylinder; a plurality of arc plates and sealing sheets are provided in the connecting cylinder, and the sealing sheet is fixedly connected to the end face of the arc plate away from the insertion hole; a chamfer is provided on the symmetrical side of the arc plate, and the chamfer is smoothly connected to the oblique side corresponding to the sealing sheet; adjacent arc plates are rotatably connected by a rotating shaft, and the rotating shaft is tilted downward along the edge line of the chamfer away from the corresponding oblique side and points to the center of the arc plate; the end of the rotating shaft is rotatably connected with a support shaft, and the support shaft and the rotating shaft can rotate relatively in the symmetrical plane between the corresponding adjacent arc plates; a sealing ring platform is provided on the inner wall of the connecting cylinder, and the support shaft is fixedly connected to the sealing ring platform. The overall process of the present invention is in a sealed state, which ensures the stability of oxygen delivery and reduces the risk of infection in the oxygen supply environment.

The invention discloses a telescopic anesthesia catheter, and relates to the technical field of medical instruments, the telescopic anesthesia catheter comprises a catheter body, and the catheter body is provided with a catheter wall made of a flexible material; a medicine cavity channel for injecting medicine is formed in the tube wall; a head end for inserting an epidural needle tube is formed on one side of the medicine cavity channel, and a tail end for injecting medicine is formed on the other side of the medicine cavity channel; the metal wire is connected into the medicine cavity channel and extends from the head end to the tail end in the length direction of the medicine cavity channel; the elastic expansion component is connected between the inner wall of the tube wall and the metal wire and is configured to be capable of contracting towards the inner side and expanding towards the outer side in the radial direction of the medicine cavity channel, so that the tube wall can move between a folded contraction state in which the tube wall is driven by the elastic expansion component to the inner side and an expanded expansion state in which the tube wall is driven by the elastic expansion component to the outer side; the aperture of the tube wall can be adjusted relative to the wound to block the gap between the wound and the tube wall.

The utility model relates to the technical field of anesthesia catheters, and discloses a novel anesthesia catheter which comprises an anesthesia catheter body, and one end of the anesthesia catheter body is connected with a connecting block in a penetrating mode. According to the novel anesthesia catheter, through the arrangement of the fixing assembly and the clamping assembly, when the novel anesthesia catheter is used, an anesthesia catheter body is in lap joint between a fixing piece A and a fixing piece B by a person, then a limiting screw is used for fixing, and the fixing piece A and the fixing piece B are used in cooperation so that the catheter can be fixed to a fixing column; accidental movement or pulling caused by misoperation of the catheter is avoided, the stability of the position of the catheter can be kept, meanwhile, contact between the catheter and the external environment can be reduced, the infection risk is reduced, the friction force can be increased through the rubber gasket, and the stability of the device is improved. And a limiting piece is matched with the supporting base for use, so that a worker can conveniently limit and fix the fixing column, meanwhile, the worker can conveniently adjust the position of the guide pipe, and the working efficiency of the worker is improved.

The utility model relates to the field of anesthesia catheters, and discloses an anesthesia catheter capable of adjusting anesthesia flow, which comprises an adjusting cylinder, a second adjusting cylinder is arranged in an inner cavity of the adjusting cylinder, and a catheter and a second catheter are respectively arranged at the end parts of the adjusting cylinder and the second adjusting cylinder. According to the anesthesia catheter with the anesthesia flow adjusting function, anesthetics are guided into the adjusting cylinder, in the process, the adjusting cylinder is rotated, internal threads and external threads are matched, the adjusting cylinder and the second adjusting cylinder are separated, the connecting block and the adjusting rod are used for driving the control column to move forwards, the anesthetics are guided into the adjusting cylinder, and the anesthetics flow adjusting function is achieved. According to the anesthesia catheter, the flow adjusting cylinder is arranged, the outflow holes in the flow adjusting cylinder are communicated with the second adjusting cylinder, the number of the outflow holes communicated with the inner cavity of the second adjusting cylinder can be determined according to the number of the exposed marking lines, the flow is controlled, and the problem that an existing anesthesia catheter is difficult to accurately control the anesthesia flow according to the condition of a patient is solved.

The invention discloses an anti-deformation anesthesia catheter, which relates to the technical field of anesthesia catheters, and comprises a catheter body, a catheter joint and a monitoring system, a supporting structure is connected in the tail section of the catheter body around the circumferential surface of the inner wall; the conduit joint comprises a cannula joint and a delivery pipe joint; an elastic piece is arranged in the cannula connector, an abutting part is arranged in the delivery pipe connector, and the abutting part can abut against the elastic piece when the delivery pipe connector is connected to the cannula connector; the catheter body is inserted into the elastic piece and can partially extend into the delivery pipe connector. The monitoring system comprises a first torque sensor and an alarm device; the first torque sensor is connected into the guide pipe body, and the alarm device can receive torque data, monitored by the first torque sensor, of the guide pipe body so as to compare the torque data with a standard threshold value to judge whether the guide pipe body is locked at the locking position or not. And the phenomenon that the catheter body does not reach the locking position due to insufficient force or crosses the locking position due to excessive force to cause extrusion deformation or blockage is prevented.

The anesthesia catheter fixing mechanism comprises a base plate and a bonding assembly arranged on the bottom end face of the base plate, a circular fixing channel communicating with the outer side of the base plate is longitudinally formed in the base plate, and a strip-shaped opening communicating with the outer side of the top of the base plate is longitudinally formed in the middle of the top of the fixing channel; an arc-shaped plate with a downward opening is in threaded connection with the interior of the fixed channel, strip-shaped grooves are longitudinally formed in the outer walls of the two sides of the opening end of the arc-shaped plate, an air bag layer is further arranged on the inner side wall of the arc-shaped plate, and an air injection pipe communicated with the air bag layer is arranged on the side wall of the arc-shaped plate; and elastic ropes connected with the two corresponding side walls of the air bag layer are evenly arranged in the air bag layer, locking mechanisms corresponding to the strip-shaped grooves are further arranged on the base plate, the locking mechanisms comprise mounting channels which are formed in the side walls of the base plate and communicate with the fixing channels, and fixing columns with one ends embedded into the corresponding strip-shaped grooves are arranged in the mounting channels. The device is simple in structure and convenient to use.

The utility model discloses an anti-deformation anesthesia catheter, and relates to the technical field of anesthesia catheters. Comprising a catheter body and a catheter connector. The catheter joint comprises a cannula joint and a delivery pipe joint which are communicated; an elastic piece is arranged in the cannula connector, and the infusion tube connector is used for being connected with an infusion apparatus; the catheter body comprises a catheter body and a supporting structure. The supporting structure is connected into the tail section of the catheter body in a sleeved mode, and a channel communicated with an inner cavity of the catheter body is formed in the supporting structure. The catheter body is inserted into the elastic piece connected to the cannula connector, and the tail section of the catheter body can partially extend into the delivery pipe connector after penetrating out of the elastic piece; the phenomenon that the anesthetic catheter is clamped or even blocked by an elastic piece of the cannula connector in the connecting process of the anesthetic catheter and the cannula connector is avoided, and therefore the connecting strength and the using performance of the whole anesthetic catheter are enhanced.

1. The name of the design product: epidural anesthesia catheter fixing patch. 2. The use of the design product: for fixing epidural anesthesia catheter. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The utility model relates to the technical field of medical instruments, and discloses a disposable anesthesia catheter which comprises a pipeline, the rear end of the outer wall of the pipeline is fixedly connected with an input head, the upper side and the lower side of the outer wall of the input head are both fixedly connected with long hollow inner tooth blocks, the interiors of the long hollow inner tooth blocks are rotationally connected with gears, and the long hollow inner tooth blocks are fixedly connected with the gears. A hollow long column is fixedly connected to the top end of the gear, a fixed spring is fixedly connected to the inner bottom wall of the hollow long column, a movable plate is fixedly connected to the top end of the fixed spring, a threaded column penetrates through the top wall of the movable plate, and a nut is in threaded connection to the outer wall of the threaded column. According to the utility model, the position is adjusted by sliding the hollow long column, the movable plate and the injector are attached and fixed for the first time by rotating the nut at the upper part, and finally the movable plate at the bottom and equipment are attached and fixed for the second time by rotating the nut at the lower part, so that the situation that the equipment vibrates to cause the loosening of a joint is avoided.

The utility model relates to the field of medical instruments, and discloses an anesthesia catheter capable of adjusting anesthesia flow, which comprises a fixed seat, a catheter is detachably mounted on the inner wall of the fixed seat, a plurality of groups of through holes are formed in the upper end of the inner side wall of the fixed seat, a sliding chute is formed in the bottom end of the inner side wall of the fixed seat, and the through holes are communicated with the sliding chute. A cavity is formed in the inner wall of the fixing base, an adjusting assembly is arranged on the inner wall of the cavity and comprises an extrusion block, sliding blocks are fixedly connected to the outer walls of the two sides of the extrusion block, and a pressing block penetrates through the inner wall of the top end of the extrusion block and is slidably connected with the inner wall of the top end of the extrusion block. According to the anesthesia flow adjusting device, the extruding block obliquely moves on the inner wall of the fixing base, the bottom end of the extruding block extrudes the surface of the catheter, the catheter can be extruded to different degrees, the effect of adjusting the anesthesia flow is achieved, and the clamping block is arranged at the extruding block, so that the moving position of the extruding block is fixed.

The utility model relates to medical instrument technical field and disclose a kind of anti-falling epidural anesthesia catheter connector, including first connector pipe, second connector pipe is installed on the first connector pipe, the one end of first connector pipe and second connector pipe is all equipped with cover, the lower end of first connector pipe is installed with silica gel column, the positioning mechanism that is cooperated with torsion bar is provided on the first connector pipe, operator when needing to inject medicine through first connector pipe, only need to rotate torsion bar, make the sealing structure of ball valve align second flow hole, it can be realized plugging, ensure that medicine only flows into first connector pipe, and vice versa. Simple operation, effectively avoid medicine mixing and the waste of medicine, improve treatment accuracy, also greatly reduce the risk of operation error, provide more reliable technical guarantee for clinical treatment. At the same time, the sealing structure design of ball valve ensures that there is no leakage in switching process, further improves the safety and stability of catheter use.