CN110787338B - Anesthetic injection device for operation - Google Patents
Anesthetic injection device for operation Download PDFInfo
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- CN110787338B CN110787338B CN201911121761.1A CN201911121761A CN110787338B CN 110787338 B CN110787338 B CN 110787338B CN 201911121761 A CN201911121761 A CN 201911121761A CN 110787338 B CN110787338 B CN 110787338B
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- fixedly connected
- groove
- anesthetic
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/142—Pressure infusion, e.g. using pumps
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16886—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body for measuring fluid flow rate, i.e. flowmeters
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
- A61M2005/1587—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body suitable for being connected to an infusion line after insertion into a patient
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/04—Liquids
- A61M2202/0468—Liquids non-physiological
- A61M2202/048—Anaesthetics
Abstract
The invention discloses an anesthetic injection device for surgery, which comprises a handle, wherein the upper end of the handle is fixedly connected with a fixed block, the left end of the fixed block is fixedly connected with a connecting pipe, a conventional liquid storage cavity is arranged in the connecting pipe, a conventional amount of anesthetic is stored in the conventional liquid storage cavity, the left end of the connecting pipe is fixedly connected with a pipeline, a liquid channel is arranged in the pipeline in a through mode, and the liquid channel is communicated with the conventional liquid storage cavity.
Description
Technical Field
The invention relates to the field of special surgical instruments, in particular to an anesthetic injection device for surgery.
Background
The surgical instruments refer to medical instruments used in clinical operations, and besides conventional surgical instruments, some special instruments are used, so that an anesthetic is generally injected during the operation, sometimes the operation process is complex, the consumed operation time is long, the anesthesia time needs to be increased, and at the moment, if the anesthetic is injected again, the injection amount of the anesthetic cannot be well controlled, and even the body of a patient undergoing the operation is injured.
Disclosure of Invention
The technical problem is as follows:
the anesthesia time needs to be increased when the operation time is longer, and at the moment, if the anesthesia is injected again, the injection amount of the anesthesia cannot be well controlled.
In order to solve the problems, the embodiment designs an operation anesthetic injection device, which comprises a handle, wherein the upper end of the handle is fixedly connected with a fixed block, the left end of the fixed block is fixedly connected with a connecting pipe, a conventional liquid storage cavity is arranged in the connecting pipe, a conventional amount of anesthetic is stored in the conventional liquid storage cavity, the left end of the connecting pipe is fixedly connected with a pipeline, a liquid channel is arranged in the pipeline in a penetrating manner, the liquid channel is communicated with the conventional liquid storage cavity, the left end of the pipeline is fixedly connected with a connector, the left end of the connector is fixedly connected with a needle head, a through hole is arranged in the connector in a penetrating manner, the through hole is communicated with the liquid channel and the needle head, a large piston plate is arranged in the conventional liquid storage cavity in a sliding manner, the right end of the large piston plate is fixedly connected with a sliding rod, and the right end of the sliding, the pushing block is pushed leftwards, the sliding rod drives the large piston plate to slide leftwards, the anesthetic in the conventional liquid storage cavity can be pushed into a patient body through the liquid channel, the through hole and the needle head, an injection device is arranged in the sliding rod, a driving device is arranged in the handle, the driving device is in threaded connection with a connecting rod in the injection device, the left end of the connecting rod is fixedly connected with a small piston plate, the driving device drives the connecting rod to slide leftwards, the small piston plate is pushed to slide leftwards, the standby anesthetic in the sliding rod is injected into the patient body, a monitoring device is arranged in the connector, the monitoring device can monitor the amount of the anesthetic passing through the through hole in real time, a limiting groove with a right opening is arranged in the handle, a reset shaft is fixedly connected in the limiting groove, and the front end and the rear end of the reset shaft are rotatably connected to the inner walls of the front side and the rear side of the limiting, the left end of the extrusion plate abuts against the reset sliding rod in the driving device, the extrusion plate is pressed down, the reset sliding rod can be pushed to slide upwards and drive the driving device, the anti-slip mat is fixedly arranged in the left end face of the handle, and when the handle is held by a hand, the anti-slip mat can prevent the hand from slipping. Preferably, the front end and the rear end of the extrusion plate and the inner walls of the front side and the rear side of the limit groove are fixedly connected with a reset torsion spring, when the extrusion plate is loosened, the extrusion plate can be separated from the reset slide rod under the elastic action of the reset torsion spring, and then the driving device can be stopped to drive.
Beneficially, the driving device comprises a spring groove communicated with each other and arranged in the inner wall of the upper side of the limiting groove, the reset slide rod is slidably arranged in the spring groove, a telescopic spring is fixedly connected between the upper end of the reset slide rod and the inner wall of the upper side of the spring groove, a transmission cavity is arranged in the inner wall of the upper side of the limiting groove, a ratchet wheel is rotatably arranged in the transmission cavity, the ratchet wheel is in threaded connection with the reset slide rod, the left end of the ratchet wheel can be meshed with a one-way wheel, namely, the reset slide rod drives the ratchet wheel to rotate forward when sliding upwards, and further drives the one-way wheel to rotate, the reset slide rod drives the ratchet wheel to rotate reversely when sliding downwards, at the moment, the one-way wheel cannot be driven to rotate, a transmission shaft is fixedly connected in the one-way wheel, a gear cavity is arranged in the inner wall, the gear cavity is rotatably provided with a large gear, the large gear is internally provided with a meshing groove with a downward opening, the upper end of a small gear extends into the meshing groove and is meshed with the large gear, the upper end of the large gear is fixedly connected with a connecting shaft, the upper end of the connecting shaft is fixedly connected with a driving gear, the right end of the driving gear is meshed with a driven gear, the right end of the driven gear is fixedly connected with a driving pulley, a groove is arranged in the fixed block, the groove is rotatably provided with a driven pulley, a connecting belt is connected between the driving pulley and the driven pulley, the left end of the driven pulley is fixedly connected with a connecting gear, the inner wall of the upper side of the groove is internally provided with a storage groove with a rightward opening in a communicating manner, the pushing block can slide in the storage groove, the pushing block is internally provided with a gear, the lower end of the sliding gear can be meshed with the connecting gear, a screw rod is fixedly connected in the sliding gear, the left end of the screw rod is in threaded connection with the connecting rod, when the pushing block is positioned at a left limit position, the conventional anesthetic in the conventional liquid storage cavity is injected, the sliding gear is meshed with the connecting gear, the extrusion plate can be extruded at the moment, the extrusion plate rotates around the reset shaft, the reset sliding rod is pushed to slide upwards and compress the telescopic spring, meanwhile, the reset sliding rod drives the ratchet to rotate forwards to drive the one-way wheel to rotate, the transmission shaft drives the pinion to rotate, the gear wheel is driven to rotate, the connecting shaft drives the driving gear to rotate, the driven gear is driven to rotate, and the driving belt wheel is driven to rotate, and then the connecting belt drives the driven belt wheel to rotate, so as to drive the connecting gear to rotate, further drive the sliding gear to rotate, further drive the connecting rod and the small piston plate to slide leftwards through the screw rod, and further inject the standby anesthetic into the body of the patient.
Advantageously, the small gear and the large gear are in speed reduction transmission, so that the situation that when the extrusion plate is extruded too fast, the standby anesthetic is injected too fast can be avoided.
Beneficially, injection device including about locating of lining up the slide bar and reserve stock solution chamber in the big piston plate, little piston plate slidable locates reserve stock solution intracavity, reserve stock solution intracavity stores reserve narcotic, be equipped with the right screw hole of opening in the connecting rod, the screw rod left end is stretched threaded hole and with connecting rod threaded connection, reserve stock solution intracavity has set firmly the check valve, the check valve can avoid the narcotic in the conventional stock solution intracavity flows reserve stock solution intracavity, and when little piston plate slided left, the narcotic in the reserve stock solution intracavity just can pass through the check valve.
Advantageously, the monitoring device comprises a control valve fixedly arranged in the through hole, a display is fixedly connected to the upper end of the connector, the control valve monitors the accumulated total amount of the anesthetic passing through the through hole and displays data outwards through the display, and the control valve can prevent the anesthetic or the blood of the patient in the needle from flowing into the liquid channel.
Beneficially, the front and back symmetry is equipped with the accumulator that the opening carried on the back mutually in the connector, rotatable the being equipped with winding wheel in the accumulator, it has the connecting band to coil on the winding wheel periphery, the connecting band lower extreme has linked firmly pastes the area, pulls out the connecting band, connect both sides paste the area, and then can wear the connecting head on patient's body or arm.
The invention has the beneficial effects that: the invention is connected with the patient body all the time during the operation, and then can inject the standby anesthetic into the patient body at any time, thereby ensuring the normal operation, and the amount of the standby anesthetic injected at one time has the upper limit, and the invention can monitor the accumulation amount of the injected anesthetic, and avoid the harm to the patient body caused by excessive dosage.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view showing the overall construction of an anesthetic injection device for surgery according to the present invention;
FIG. 2 is an enlarged schematic view of "A" of FIG. 1;
FIG. 3 is an enlarged schematic view of "B" of FIG. 1;
FIG. 4 is an enlarged schematic view of "C" of FIG. 1;
FIG. 5 is an enlarged schematic view of "D-D" of FIG. 1;
FIG. 6 is a schematic view of the structure in the direction "E-E" of FIG. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1-6, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to an anesthetic injection device for operation, which comprises a handle 11, wherein the upper end of the handle 11 is fixedly connected with a fixed block 25, the left end of the fixed block 25 is fixedly connected with a connecting pipe 37, a conventional liquid storage cavity 36 is arranged in the connecting pipe 37, anesthetic with a conventional amount is stored in the conventional liquid storage cavity 36, the left end of the connecting pipe 37 is fixedly connected with a pipeline 16, a liquid channel 17 is arranged in the pipeline 16 in a penetrating manner, the liquid channel 17 is communicated with the conventional liquid storage cavity 36, the left end of the pipeline 16 is fixedly connected with a connector 22, the left end of the connector 22 is fixedly connected with a needle 18, a through hole 23 is arranged in the connector 22 in a penetrating manner from left to right, the through hole 23 is communicated with the liquid channel 17 and the needle 18, a large piston plate 39 is arranged in the conventional liquid storage cavity 36 in a sliding manner, the right end of the large piston plate 39 is fixedly connected with a sliding rod 40, the pushing block 26 is pushed leftwards, the sliding rod 40 drives the large piston plate 39 to slide leftwards, and further the anesthetic in the conventional liquid storage cavity 36 can be pushed into the patient body through the liquid channel 17, the through hole 23 and the needle 18, the sliding rod 40 is internally provided with an injection device 101, the handle 11 is internally provided with a driving device 100, the driving device 100 is in threaded connection with a connecting rod 30 in the injection device 101, the left end of the connecting rod 30 is fixedly connected with a small piston plate 41, the connecting rod 30 is driven to slide leftwards through the driving device 100, and further the small piston plate 41 is pushed to slide leftwards and inject the standby anesthetic in the sliding rod 40 into the patient body, the connector 22 is internally provided with a monitoring device 102, the monitoring device 102 can monitor the amount of the anesthetic passing through the through hole 23 in real time, the handle 11 is internally provided with a limiting groove 15 with a right opening, the utility model discloses a safety device, including limiting groove 15, reset shaft 13 has been linked firmly in limiting groove 15, both ends rotate around reset shaft 13 connect in both sides inner wall around limiting groove 15, the left end of stripper plate 14 support in slide bar 56 resets in the drive arrangement 100 presses stripper plate 14, and then can promote slide bar 56 upwards slides and drive reset drive arrangement 100, non slipping mat 12 has set firmly in the 11 left end faces of handle, and the hand is held during the handle 11, non slipping mat 12 can avoid the hand to skid.
Advantageously, a return torsion spring 59 is fixedly connected between the front end and the rear end of the compression plate 14 and the inner walls of the front side and the rear side of the limit groove 15, when the compression plate 14 is loosened, the compression plate 14 can be separated from the return slide rod 56 under the elastic force of the return torsion spring 59, and the driving device 100 can be stopped.
According to the embodiment, the driving device 100 will be described in detail below, the driving device 100 includes a spring groove 58 communicated with and disposed in an upper inner wall of the limiting groove 15, the reset slide bar 56 is slidably disposed in the spring groove 58, a telescopic spring 57 is fixedly connected between an upper end of the reset slide bar 56 and an upper inner wall of the spring groove 58, a transmission cavity 55 is disposed in the upper inner wall of the limiting groove 15, a ratchet wheel 54 is rotatably disposed in the transmission cavity 55, the ratchet wheel 54 is connected to the reset slide bar 56 by a thread, a one-way wheel 53 is disposed at a left end of the ratchet wheel 54 in a meshed manner, that is, when the reset slide bar 56 slides upwards, the ratchet wheel 54 is driven to rotate forwards and further the one-way wheel 53 is driven to rotate, when the reset slide bar 56 slides downwards, the ratchet wheel 54 is driven to rotate backwards, the one-way wheel 53 cannot be driven to rotate at this time, a transmission shaft 52, be equipped with gear chamber 47 in the 55 upside inner walls of transmission chamber, transmission shaft 52 upper end extends to in the gear chamber 47 and has linked firmly pinion 51, the rotatable gear wheel 49 that is equipped with in the gear chamber 47, be equipped with the meshing groove 50 that open side down in the gear wheel 49, pinion 51 upper end extends to in the meshing groove 50 and with gear wheel 49 meshes, gear wheel 49 upper end has linked firmly connecting axle 46, connecting axle 46 upper end has linked firmly driving gear 48, driving gear 48 right-hand member engaged is equipped with driven gear 45, driven gear 45 right-hand member has linked firmly driving pulley 44, be equipped with recess 31 in the fixed block 25, the rotatable driven pulley 32 that is equipped with in the recess 31, driving pulley 44 with be connected with connecting band 33 between the driven pulley 32, driven pulley 32 left end has connecting gear 34 admittedly, the inner wall of the upper side of the groove 31 is internally provided with a storage groove 43 with a rightward opening in a communicated manner, the pushing block 26 can slide in the storage groove 43, the pushing block 26 is internally provided with a gear groove 27 with a downward opening, the gear groove 27 is internally provided with a sliding gear 29 in a rotatable manner, the lower end of the sliding gear 29 can be meshed with the connecting gear 34, the sliding gear 29 is internally fixedly connected with a screw 28, the left end of the screw 28 is in threaded connection with the connecting rod 30, when the pushing block 26 is positioned at a left limit position, the conventional anesthetic in the conventional liquid storage cavity 36 is injected, the sliding gear 29 is meshed with the connecting gear 34, the extrusion plate 14 can be extruded at the moment, the extrusion plate 14 rotates around the reset shaft 13, the reset slide rod 56 is simultaneously pushed to slide upwards and compress the telescopic spring 57, and the reset slide rod 56 drives the ratchet wheel 54 to rotate forwards, and then drive one-way wheel 53 rotates, and then passes through transmission shaft 52 drives pinion 51 rotates, and then drives gear wheel 49 rotates, and then passes through connecting axle 46 drives driving gear 48 rotates, and then drives driven gear 45 rotates, and then drives driving pulley 44 rotates, and then passes through connecting band 33 drives driven pulley 32 rotates, and then drives connecting gear 34 rotates, and then drives sliding gear 29 rotates, and then passes through screw 28 drives connecting rod 30 with little piston plate 41 slides to the left, and then injects reserve anesthetic to the patient is internal.
Advantageously, there is a reduction between the pinion 51 and the bull gear 49, so as to avoid too fast injection of the reserve anesthetic when the squeeze plate 14 is squeezed too fast.
According to an embodiment, the injection device 101 is described in detail below, the injection device 101 includes a left-right through backup liquid storage cavity 35 disposed in the sliding rod 40 and the large piston plate 39, the small piston plate 41 is slidably disposed in the backup liquid storage cavity 35, backup anesthetic is stored in the backup liquid storage cavity 35, a threaded hole 42 with a right opening is disposed in the connecting rod 30, the left end of the screw 28 extends into the threaded hole 42 and is in threaded connection with the connecting rod 30, a one-way valve 38 is fixedly disposed in the backup liquid storage cavity 35, the one-way valve 38 can prevent anesthetic in the normal liquid storage cavity 36 from flowing into the backup liquid storage cavity 35, and when the small piston plate 41 slides to the left, the anesthetic in the backup liquid storage cavity 35 can pass through the one-way valve 38.
According to the embodiment, the monitoring device 102 is described in detail below, the monitoring device 102 includes a control valve 21 fixed in the through hole 23, a display 24 is fixed on the upper end of the connecting head 22, the control valve 21 monitors the accumulated amount of the anesthetic passing through the through hole 23 and displays data through the display 24, and the control valve 21 prevents the anesthetic or the blood of the patient in the needle 18 from flowing into the liquid channel 17.
Beneficially, the front and back symmetry is equipped with recovery tank 60 that the opening carried on the back mutually in connector 22, rotatable winding wheel 61 that is equipped with in the recovery tank 60, it has connecting band 19 to wind on the winding wheel 61 periphery, the connecting band 19 lower extreme has linked firmly pastes area 20, pulls out connecting band 19, connects both sides paste area 20, and then can wear on patient's body or arm connector 22.
The following detailed description of the steps of using a surgical anesthetic injection device is provided in conjunction with fig. 1-6:
initially, the connecting band 19 is accommodated in the recovering groove 60, the data of the display 24 is zero at this time, the pushing block 26, the sliding rod 40 and the large piston plate 39 are located at the right limit position at this time, the sliding gear 29 and the connecting gear 34 are not meshed at this time, the small piston plate 41 is located at the right limit position in the standby liquid storage cavity 35 at this time, the reset sliding rod 56 is located at the lower limit position at this time, and the squeezing plate 14 is located outside the limiting groove 15 at this time.
When the device is used, the connecting belt 19 is pulled out and connected with the adhesive belts 20 on the two sides, the connector 22 is worn on the body or the arm of a patient, the phenomenon that the needle head 18 and the connector 22 fall off when an anesthetic is injected can be avoided, the pushing block 26 is pushed leftwards after the needle head 18 is connected with the body of the patient, the sliding rod 40 drives the large piston plate 39 to slide leftwards, the anesthetic in the conventional liquid storage cavity 36 is pushed into the body of the patient through the liquid channel 17, the through hole 23 and the needle head 18, and the sliding gear 29 is meshed with the connecting gear 34 at the moment.
When the injection of anesthetic is needed to be added and the anesthetic duration is prolonged, the handle 11 is held and the squeezing plate 14 is squeezed, so as to push the reset slide rod 56 to slide upwards and compress the expansion spring 57, meanwhile, the reset slide rod 56 drives the ratchet wheel 54 to rotate forwards, further drives the one-way wheel 53 to rotate, further drives the pinion 51 to rotate through the transmission shaft 52, further drives the bull gear 49 to rotate, further drives the driving gear 48 to rotate through the connecting shaft 46, further drives the driven gear 45 to rotate, further drives the driving pulley 44 to rotate, further drives the driven pulley 32 to rotate through the connecting belt 33, further drives the connecting gear 34 to rotate, further drives the sliding gear 29 to rotate, further drives the connecting rod 30 and the small piston plate 41 to slide leftwards through the screw 28, and further injects the standby anesthetic in the standby liquid storage cavity.
The squeezing plate 14 is loosened, the squeezing plate 14 is driven to rotate reversely under the action of the elastic force of the reset torsion spring 59, the reset sliding rod 56 slides downwards under the action of the elastic force of the extension spring 57 and restores to the initial state, the limiting groove 15 limits the maximum rotating angle of the squeezing plate 14, the maximum sliding distance of the small piston plate 41 is further limited, the amount of the standby anesthetic for injection is further limited, the phenomenon that the amount of the injected anesthetic is too large is avoided, the control valve 21 monitors the accumulation amount of the anesthetic injected into a patient through the through hole 23, and the display 24 displays the numerical value.
The invention has the beneficial effects that: the invention is connected with the patient body all the time during the operation, and then can inject the standby anesthetic into the patient body at any time, thereby ensuring the normal operation, and the amount of the standby anesthetic injected at one time has the upper limit, and the invention can monitor the accumulation amount of the injected anesthetic, and avoid the harm to the patient body caused by excessive dosage.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (3)
1. An anesthetic injection device for surgery, characterized in that: the anesthetic tube comprises a handle, wherein the upper end of the handle is fixedly connected with a fixed block, the left end of the fixed block is fixedly connected with a connecting pipe, a conventional liquid storage cavity is arranged in the connecting pipe, and a conventional amount of anesthetic is stored in the conventional liquid storage cavity; the left end of the connecting pipe is fixedly connected with a pipeline, a liquid channel is arranged in the pipeline in a through mode, the liquid channel is communicated with the conventional liquid storage cavity, the left end of the pipeline is fixedly connected with a connector, the left end of the connector is fixedly connected with a needle head, a through hole is arranged in the connector in a left-right through mode, and the through hole is communicated with the liquid channel and the needle head; a large piston plate is arranged in the conventional liquid storage cavity in a sliding manner, the right end of the large piston plate is fixedly connected with a sliding rod, and the right end of the sliding rod is fixedly connected with a pushing block; an injection device is arranged in the sliding rod, a driving device is arranged in the handle, the driving device is in threaded connection with a connecting rod in the injection device, and a small piston plate is fixedly connected to the left end of the connecting rod; a monitoring device is arranged in the connector and can monitor the amount of the anesthetic passing through the through hole in real time; a limiting groove with a rightward opening is formed in the handle, a reset shaft is fixedly connected in the limiting groove, the front end and the rear end of the reset shaft are rotatably connected to the inner walls of the front side and the rear side of the limiting groove, the left end of the extrusion plate abuts against a reset slide rod in the driving device, and a non-slip mat is fixedly arranged in the left end face of the handle; a reset torsion spring is fixedly connected between the front end and the rear end of the extrusion plate and the inner walls of the front side and the rear side of the limiting groove; the driving device comprises a spring groove communicated with the limiting groove and arranged in the inner wall of the upper side of the limiting groove, the reset slide rod is slidably arranged in the spring groove, and a telescopic spring is fixedly connected between the upper end of the reset slide rod and the inner wall of the upper side of the spring groove; a transmission cavity is arranged in the inner wall of the upper side of the limiting groove, a ratchet wheel is rotatably arranged in the transmission cavity, the ratchet wheel is in threaded connection with the reset slide rod, a one-way wheel is arranged at the left end of the ratchet wheel in a meshed manner, and a transmission shaft is fixedly connected in the one-way wheel; a gear cavity is arranged in the inner wall of the upper side of the transmission cavity, the upper end of the transmission shaft extends into the gear cavity and is fixedly connected with a pinion, a large gear is rotatably arranged in the gear cavity, a meshing groove with a downward opening is formed in the large gear, and the upper end of the pinion extends into the meshing groove and is meshed with the large gear; the upper end of the large gear is fixedly connected with a connecting shaft, the upper end of the connecting shaft is fixedly connected with a driving gear, the right end of the driving gear is meshed with a driven gear, the right end of the driven gear is fixedly connected with a driving belt wheel, a groove is formed in the fixing block, a driven belt wheel is rotatably arranged in the groove, and a connecting belt is connected between the driving belt wheel and the driven belt wheel; the left end of the driven belt wheel is fixedly connected with a connecting gear, a storage groove with a right opening is formed in the inner wall of the upper side of the groove in a communicated mode, the pushing block can slide in the storage groove, a gear groove with a downward opening is formed in the pushing block, a sliding gear is rotatably arranged in the gear groove, and the lower end of the sliding gear can be meshed with the connecting gear; a screw rod is fixedly connected in the sliding gear, and the left end of the screw rod is in threaded connection with the connecting rod; the pinion and the bull gear are in speed reduction transmission; the injection device comprises a standby liquid storage cavity which is communicated from left to right and arranged in the sliding rod and the large piston plate, the small piston plate is arranged in the standby liquid storage cavity in a sliding manner, and standby anesthetic is stored in the standby liquid storage cavity; a threaded hole with a right opening is formed in the connecting rod, and the left end of the screw rod extends into the threaded hole and is in threaded connection with the connecting rod; and a one-way valve is fixedly arranged in the standby liquid storage cavity.
2. A surgical anesthetic injection apparatus as claimed in claim 1, characterized in that: the monitoring device comprises a control valve fixedly arranged in the through hole, and the upper end of the connector is fixedly connected with a display.
3. A surgical anesthetic injection apparatus as claimed in claim 2, characterized in that: the recycling groove that is equipped with opening back of the body mutually of symmetry around in the connector, rotatable the being equipped with winding wheel in the recycling groove, it has the connecting band to wind on the winding wheel periphery, the connecting band lower extreme has linked firmly pastes the area.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911121761.1A CN110787338B (en) | 2019-11-15 | 2019-11-15 | Anesthetic injection device for operation |
| JP2020037777A JP6814356B1 (en) | 2019-11-15 | 2020-03-05 | Surgical anesthetic injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911121761.1A CN110787338B (en) | 2019-11-15 | 2019-11-15 | Anesthetic injection device for operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110787338A CN110787338A (en) | 2020-02-14 |
| CN110787338B true CN110787338B (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911121761.1A Active CN110787338B (en) | 2019-11-15 | 2019-11-15 | Anesthetic injection device for operation |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6814356B1 (en) |
| CN (1) | CN110787338B (en) |
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Also Published As
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| CN110787338A (en) | 2020-02-14 |
| JP6814356B1 (en) | 2021-01-20 |
| JP2021079071A (en) | 2021-05-27 |
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