CN110236651B - Positioning type intraspinal anesthesia needle - Google Patents
Positioning type intraspinal anesthesia needle Download PDFInfo
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- CN110236651B CN110236651B CN201910618355.XA CN201910618355A CN110236651B CN 110236651 B CN110236651 B CN 110236651B CN 201910618355 A CN201910618355 A CN 201910618355A CN 110236651 B CN110236651 B CN 110236651B
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- connecting groove
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3472—Trocars; Puncturing needles for bones, e.g. intraosseus injections
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3494—Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/2003—Accessories used in combination with means for transfer or mixing of fluids, e.g. for activating fluid flow, separating fluids, filtering fluid or venting
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/2003—Accessories used in combination with means for transfer or mixing of fluids, e.g. for activating fluid flow, separating fluids, filtering fluid or venting
- A61J1/2048—Connecting means
- A61J1/2051—Connecting means having tap means, e.g. tap means activated by sliding
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/2096—Combination of a vial and a syringe for transferring or mixing their contents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/22—Arrangements for transferring or mixing fluids, e.g. from vial to syringe with means for metering the amount of fluid
Abstract
The invention discloses a positioning type anesthetic needle for intraspinal anesthesia, which comprises a fixed seat, wherein the top of the fixed seat is provided with a connecting groove, a first sealing plate is connected in the connecting groove in a sealing and sliding manner, the top of the first sealing plate is fixedly provided with a movable seat, the movable seat is provided with an injection cavity, the inner wall of the bottom of the injection cavity is fixedly provided with a needle head in a sealing manner, the bottom end of the needle head respectively penetrates through the inner wall of the bottom of the injection cavity and the inner wall of the bottom of the connecting groove and extends to the upper side of the fixed seat, and the needle head is connected with the inner wall of the. The invention has simple operation, can adjust the longitudinal height of the needle head by rotating the threaded column, then inserts the needle head into the body of a patient and pushes the push rod, thus anaesthetizing the patient.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a positioning type anesthetic needle for intraspinal anesthesia.
Background
From a medical point of view, anesthesia means that a patient temporarily loses sensation wholly or locally by medication or other methods to achieve painless purpose, providing conditions for surgical treatment or other medical examination and treatment. Anesthesia can be broadly divided into general anesthesia and local anesthesia, with the following bulletin numbers: CN207012378U discloses a department of anesthesia anesthetic needle, belongs to department of anesthesia medical instrument field. It has solved the problem that current anesthetic needle can't inject multiple narcotic. This anesthesia needle of department of anesthesia, including the cylinder, the cylinder includes barrel and baffle, be fixed with the syringe needle on the baffle, be equipped with the pinhole of intercommunication on baffle and the syringe needle, the activity of barrel internal seal is equipped with the piston, still include the push rod fixed with the piston, be equipped with the injection hole on the barrel, injection hole outer end is connected with the joint, can dismantle the shutoff on the joint and have the sealing cap, the sealed laminating of piston outer wall and barrel inner wall, be equipped with on the piston and add the medicine runner, it is located the piston outer wall to add medicine runner one end, the other end is located piston front end terminal surface central point and puts, and can utilize the push rod to promote the piston, make piston front end terminal surface and baffle laminating, the injection hole aligns with adding medicine runner one end. The anesthetic needle can realize the injection of various medicaments and reduce the pain of patients.
This utility model does not have the device that adjusts to the degree of depth of puncture needle puncture, consequently just needs medical staff to carry out the degree of depth of manual control pjncture needle, when anaesthetizing patient, will bring certain trouble for medical staff's operation, so we provide a locate mode for the intraductal anesthesia needle of using of canalis spinalis for solve above-mentioned problem that provides.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a positioning type anesthetic needle for intraspinal anesthesia.
The invention provides a positioning type anesthetic needle for intraspinal anesthesia, which comprises a fixed seat, wherein the top of the fixed seat is provided with a connecting groove, the connecting groove is internally connected with a first sealing plate in a sealing and sliding manner, the top of the first sealing plate is fixedly provided with a movable seat, the movable seat is provided with an injection cavity, the inner wall of the bottom of the injection cavity is fixedly provided with a needle head in a sealing manner, the bottom end of the needle head respectively penetrates through the inner wall of the bottom of the injection cavity and the inner wall of the bottom of the connecting groove and extends to the upper part of the fixed seat, the needle head is connected with the inner wall of the bottom of the connecting groove in a sealing and sliding manner, the inner wall of the top of the injection cavity is fixedly provided with a threaded ring, the threaded ring is internally and in threaded connection with a threaded pipe, the top end and the bottom end of the threaded pipe respectively extend to the upper part of the, the bottom end of the push rod is rotatably connected with a third sealing plate, the third sealing plate is connected with the inner wall of the injection cavity in a sealing and sliding mode, and a second graduated scale is embedded on the inner wall of one side of the injection cavity in a sealing mode.
Preferably, a mounting hole is formed in the inner wall of one side of the connecting groove and is located below the pull rod, a first graduated scale is fixedly embedded in the mounting hole in a sealing mode, and the first sealing plate is in contact with the first graduated scale.
Preferably, the four corners of the bottom of the fixing seat are fixedly provided with fixing columns, and the bottom ends of the fixing columns are fixedly provided with suckers.
Preferably, fixed mounting has solid fixed ring on the inner wall of screwed pipe, and the push rod runs through solid fixed ring, fixed cover is equipped with the shift ring on the push rod, the shift ring is located solid fixed ring's below, the cover is equipped with extension spring on the push rod, and extension spring is located between solid fixed ring and the shift ring, extension spring's top and bottom respectively with solid fixed ring's bottom and the top fixed connection of shift ring.
Preferably, the mounting groove has all been seted up to the both sides of removing the seat, and the mounting groove is ninety degrees contained angle setting with the second scale, fixed mounting has spacing rack on one side inner wall of mounting groove, and symmetrical sliding connection has two pull rods in the spread groove, and the equal fixed mounting of one end that two pull rods are close to each other has fixed rack, and two fixed rack one ends that are close to each other extend to respectively in two mounting grooves and respectively with two spacing rack swing joint, and the one end that two pull rods kept away from each other runs through the both sides inner wall of spread groove respectively and extends to the outside of fixing base.
Preferably, the pull rod is sleeved with a brake spring, and two ends of the brake spring are fixedly connected with the fixed rack and the inner wall of one side of the connecting groove respectively.
Preferably, one side bottom fixed mounting of fixing base has the promotion seat, be equipped with the promotion cavity on the promotion seat, sealed fixed mounting has the connecting pipe on the inner wall of one side of promotion cavity, the connecting pipe is linked together with the spread groove, it has the second closing plate to promote sealed sliding connection in the cavity, one side of second closing plate is rotated and is connected with the screw thread post, the opposite side inner wall that promotes the cavity is run through to the one end of screw thread post and extends to the outside of promoting the seat.
Preferably, a nut is fixedly installed on one side of the pushing seat, and the threaded column penetrates through the nut and is in threaded connection with the nut.
The invention has the beneficial effects that: firstly, the threaded column is rotated to drive the second sealing plate to move, when the second sealing plate moves, the gas in the connecting groove can be pumped into the pushing cavity, so the needle head can be driven to move downwards, at the moment, the first graduated scale can be observed to observe the downward moving distance of the first sealing plate, after the first sealing plate moves downwards, the threaded pipe can be rotated, when the threaded pipe moves, the threaded pipe can move longitudinally, so the third sealing plate can be driven to move longitudinally, so the capacity between the bottom inner wall of the injection cavity and the third sealing plate can be adjusted, after the third sealing plate moves, the push rod can be pushed to drive the third sealing plate to move downwards, when the third sealing plate moves downwards, the gas in the injection cavity can be pushed out until the third sealing plate is contacted with the bottom inner wall of the injection cavity, later insert the syringe needle in the anesthesia liquid medicine and release the push rod, extension spring will reset this moment, drives third closing plate rebound through the push rod, can be in order to pump the anesthesia liquid medicine to the injection chamber, later insert patient's health with the syringe needle, until the sucking disc contacts with patient, then promote the push rod, just can with anesthesia liquid medicine propelling movement to patient in patient's the health.
The invention has simple operation, can adjust the longitudinal height of the needle head by rotating the threaded column, then inserts the needle head into the body of a patient and pushes the push rod, thus anaesthetizing the patient.
Drawings
FIG. 1 is a front view of the positioning type spinal anesthesia needle according to the present invention;
FIG. 2 is a front view of a push seat structure of an anesthetic needle for positioning type intraspinal anesthesia according to the present invention;
FIG. 3 is a side view of the movable seat structure of the positioning type anesthetic needle for intraspinal anesthesia according to the present invention;
FIG. 4 is a front view of a thread tube structure of an anesthesia needle for positioning type intraspinal anesthesia according to the present invention;
FIG. 5 is a three-dimensional view of a pushing seat structure of an anesthetic needle for positioning type intraspinal anesthesia according to the present invention;
FIG. 6 is a three-dimensional view of a movable seat structure of an anesthesia needle for positioning type intraspinal anesthesia according to the present invention;
fig. 7 is an enlarged view of the structure a of the positioning type intraspinal anesthesia anesthetic needle provided by the invention.
In the figure: the device comprises a fixed seat 1, a connecting groove 2, a moving seat 3, a first sealing plate 4, a mounting groove 5, a first graduated scale 6, a needle 7, a pushing seat 8, a pushing cavity 9, a second sealing plate 10, a threaded column 11, a connecting pipe 12, an injection cavity 13, a threaded ring 14, a threaded pipe 15, a push rod 16, a second graduated scale 17, a third sealing plate 18, a limiting rack 19, a pull rod 20, a brake spring 21, a fixed rack 22, a fixed ring 23, a moving ring 24, a tension spring 25, a nut 26, a fixed column 27 and a sucker 28.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Examples
Referring to fig. 1-7, the embodiment provides a positioning type anesthetic needle for intraspinal anesthesia, which includes a fixed base 1, a connecting groove 2 is formed at the top of the fixed base 1, a first sealing plate 4 is connected to the connecting groove 2 in a sliding manner, a movable base 3 is fixedly mounted at the top of the first sealing plate 4, an injection cavity 13 is arranged on the movable base 3, a needle 7 is fixedly mounted on the inner wall of the bottom of the injection cavity 13 in a sealing manner, the bottom end of the needle 7 penetrates through the inner wall of the bottom of the injection cavity 13 and the inner wall of the bottom of the connecting groove 2 respectively and extends to the upper side of the fixed base 1, the needle 7 is connected to the inner wall of the bottom of the connecting groove 2 in a sliding manner in a sealing manner, a threaded ring 14 is fixedly mounted on the inner wall of the top of the injection cavity 13, a threaded pipe 15 is connected to the threaded ring 14 in a threaded manner, the top end and the bottom end of a push rod 16 respectively extend to the upper part of a threaded pipe 15 and the injection cavity 13, the bottom end of the push rod 16 is rotatably connected with a third sealing plate 18, the third sealing plate 18 is in sealing sliding connection with the inner wall of the injection cavity 13, a second graduated scale 17 is embedded on the inner wall of one side of the injection cavity 13 in a sealing way, firstly, a threaded column 11 is rotated to drive the second sealing plate 10 to move, when the second sealing plate 10 moves, gas in a connecting groove 2 can be pumped into a pushing cavity 9, so that a needle head 7 can be driven to move downwards, at the moment, the distance of the first sealing plate 4 moving downwards can be observed by a first graduated scale 6, after the first sealing plate 4 moving downwards is completed, the threaded pipe 15 can be rotated, when the threaded pipe 15 moves, the threaded pipe 15 can move longitudinally, and therefore, the third sealing plate 18 can be driven to move longitudinally, therefore, the volume between the inner wall of the bottom of the injection chamber 13 and the third sealing plate 18 can be adjusted, after the third sealing plate 18 is moved, the push rod 16 can be pushed to drive the third sealing plate 18 to move downwards, when the third sealing plate 18 moves downwards, the gas in the injection chamber 13 can be pushed out until the third sealing plate 18 is contacted with the inner wall of the bottom of the injection chamber 13, then the needle 7 is inserted into the anesthetic liquid medicine and the push rod 16 is released, at the moment, the extension spring 25 is reset, the third sealing plate 18 is driven to move upwards through the push rod 16, the anesthetic liquid medicine can be pumped into the injection chamber 13, then the needle 7 is inserted into the body of a patient until the suction cup 28 is contacted with the patient, then the push rod 16 is pushed, the anesthetic liquid medicine can be pushed into the body of the patient, the operation of the invention is simple, the longitudinal height of the needle 7 can be adjusted by rotating the threaded column 11, then the needle 7 is inserted into the body of a patient and the push rod 16 is pushed, so that the anesthesia of the patient can be performed, and the height of the needle 7 can be conveniently adjusted, so that the difficulty can be reduced when the medical staff use the anesthesia device, and certain simplicity is realized.
In this embodiment, a mounting hole is formed in an inner wall of one side of the connecting groove 2, the mounting hole is located below the pull rod 20, the first scale 6 is fixedly embedded in the mounting hole in a sealing manner, the first sealing plate 4 contacts with the first scale 6, the four corners of the bottom of the fixing seat 1 are fixedly provided with fixing columns 27, the bottom ends of the fixing columns 27 are fixedly provided with suckers 28, the inner wall of the threaded pipe 15 is fixedly provided with a fixing ring 23, the push rod 16 penetrates through the fixing ring 23, the push rod 16 is fixedly sleeved with a moving ring 24, the moving ring 24 is located below the fixing ring 23, the push rod 16 is sleeved with a tension spring 25, the tension spring 25 is located between the fixing ring 23 and the moving ring 24, the top end and the bottom end of the tension spring 25 are fixedly connected with the bottom of the fixing ring 23 and the top end of the moving ring 24 respectively, mounting grooves 5 are formed in two sides of the moving seat 3, and, a limit rack 19 is fixedly arranged on the inner wall of one side of the mounting groove 5, two pull rods 20 are symmetrically and slidably connected in the connecting groove 2, fixed racks 22 are fixedly arranged at the mutually close ends of the two pull rods 20, the mutually close ends of the two fixed racks 22 respectively extend into the two mounting grooves 5 and are movably meshed with the two limit racks 19 respectively, the mutually far ends of the two pull rods 20 respectively penetrate through the inner walls of the two sides of the connecting groove 2 and extend to the outer side of the fixed seat 1, a brake spring 21 is sleeved on the pull rods 20, the two ends of the brake spring 21 are respectively fixedly connected with the fixed racks 22 and the inner wall of one side of the connecting groove 2, a pushing seat 8 is fixedly arranged at the bottom of one side of the fixed seat 1, a pushing cavity 9 is arranged on the pushing seat 8, a connecting pipe 12 is fixedly arranged on the inner wall of one side of the pushing cavity 9 in a sealing manner, one side of the second sealing plate 10 is rotatably connected with a threaded column 11, one end of the threaded column 11 penetrates through the inner wall of the other side of the pushing cavity 9 and extends to the outer side of the pushing seat 8, one side of the pushing seat 8 is fixedly provided with a nut 26, the threaded column 11 penetrates through the nut 26 and is in threaded connection with the nut 26, firstly, the threaded column 11 is rotated to drive the second sealing plate 10 to move, when the second sealing plate 10 moves, gas in the connecting groove 2 can be pumped into the pushing cavity 9, so that the needle 7 can be driven to move downwards, at the moment, the distance of the first sealing plate 4 moving downwards can be observed by the first graduated scale 6, after the first sealing plate 4 moves downwards, at the moment, the threaded pipe 15 can be rotated, when the threaded pipe 15 moves, the threaded pipe 15 can move longitudinally, so that the third sealing plate 18 can be driven to move longitudinally, and therefore, the capacity between the inner wall of the bottom of the injection cavity 13 and the third sealing plate 18 can be adjusted, after the third sealing plate 18 is moved, the push rod 16 can be pushed to drive the third sealing plate 18 to move downwards, when the third sealing plate 18 moves downwards, the gas in the injection chamber 13 can be pushed out until the third sealing plate 18 is contacted with the inner wall of the bottom of the injection chamber 13, then the needle 7 is inserted into the anesthetic liquid medicine and the push rod 16 is released, at this time, the extension spring 25 is reset, the push rod 16 drives the third sealing plate 18 to move upwards, so that the anesthetic liquid medicine can be pumped into the injection chamber 13, then the needle 7 is inserted into the body of a patient until the suction cup 28 is contacted with the patient, then the push rod 16 is pushed, so that the anesthetic liquid medicine can be pushed into the body of the patient, the operation of the invention is simple, the longitudinal height of the needle 7 can be adjusted by rotating the threaded column 11, then the needle 7 is inserted into the body of the patient and the push rod 16 is pushed, the anesthesia can be carried out on the patient, and the height of the needle head 7 can be conveniently adjusted, so that the difficulty can be reduced when the anesthesia needle is used by medical staff, and certain simplicity is realized.
In this embodiment, when in use, the two pull rods 20 are pulled first to drive the two fixed racks 22 to move away from each other, at this time, the fixed racks 22 are disengaged from the limit racks 19, then the stud 11 is rotated to drive the second sealing plate 10 to move, when the second sealing plate 10 moves, the gas in the connecting groove 2 can be pumped into the pushing chamber 9, so the first sealing plate 4 can be driven to move downwards, when the first sealing plate 4 moves downwards, the needle 7 can be driven to move downwards, at this time, the distance of the first sealing plate 4 moving downwards can be observed by the first scale 6, after the first sealing plate 4 moves downwards, the threaded pipe 15 can be rotated, when the threaded pipe 15 moves, the threaded pipe 15 can move longitudinally, so the third sealing plate 18 can be driven to move longitudinally, so that the capacity between the inner wall of the bottom of the injection chamber 13 and the third sealing plate 18 can be adjusted, after the third sealing plate 18 is completely moved, the push rod 16 can be pushed to drive the third sealing plate 18 to move downwards, and when the third sealing plate 18 moves downwards, the gas in the injection chamber 13 can be pushed out until the third sealing plate 18 contacts with the inner wall of the bottom of the injection chamber 13, then the needle 7 is inserted into the anesthetic liquid medicine and the push rod 16 is released, at this time, the extension spring 25 is reset, the push rod 16 drives the third sealing plate 18 to move upwards, i.e. the anesthetic liquid can be pumped into the injection chamber 13, then the needle 7 is inserted into the body of the patient until the suction cup 28 is in contact with the patient, then the push rod 16 is pushed, the anesthetic liquid can be pushed into the body of the patient, the anesthesia can be carried out on the patient, and the height of the needle head 7 can be conveniently adjusted, so that the difficulty can be reduced when the anesthesia needle is used by medical staff, and certain simplicity is realized.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a locate mode intraspinal anesthesia is with anesthesia needle, includes fixing base (1), its characterized in that:
the injection device is characterized in that a connecting groove (2) is formed in the top of the fixing seat (1), a first sealing plate (4) is connected in the connecting groove (2) in a sealing and sliding manner, a moving seat (3) is fixedly mounted at the top of the first sealing plate (4), an injection cavity (13) is arranged on the moving seat (3), a needle (7) is fixedly mounted on the inner wall of the bottom of the injection cavity (13) in a sealing manner, the bottom end of the needle (7) penetrates through the inner wall of the bottom of the injection cavity (13) and the inner wall of the bottom of the connecting groove (2) respectively and extends to the upper portion of the fixing seat (1), the needle (7) is connected with the inner wall of the bottom of the connecting groove (2) in a sealing and sliding manner, a threaded ring (14) is fixedly mounted on the inner wall of the top of the injection cavity (13), a threaded pipe (15) is connected in the threaded ring (14) in an internal thread, a push rod (16) is connected in the threaded pipe (15) in a sliding manner, the top end and the bottom end of the push rod (16) respectively extend to the upper part of the threaded pipe (15) and the interior of the injection cavity (13), a third sealing plate (18) is connected to the bottom end of the push rod (16) in a rotating manner, the third sealing plate (18) is connected with the inner wall of the injection cavity (13) in a sealing and sliding manner, and a second graduated scale (17) is embedded on the inner wall of one side of the injection cavity (13) in a sealing manner;
the bottom of one side of the fixed seat (1) is fixedly provided with a pushing seat (8), the pushing seat (8) is provided with a pushing cavity (9), the inner wall of one side of the pushing cavity (9) is fixedly provided with a connecting pipe (12) in a sealing manner, the connecting pipe (12) is communicated with the connecting groove (2), the pushing cavity (9) is internally connected with a second sealing plate (10) in a sealing and sliding manner, one side of the second sealing plate (10) is rotatably connected with a threaded column (11), one end of the threaded column (11) penetrates through the inner wall of the other side of the pushing cavity (9) and extends to the outer side of the pushing seat (8), when the second sealing plate (10) moves towards the direction far away from the connecting groove (2), gas in the connecting groove (2) is pumped to the pushing cavity (9) to drive the needle head (7) to move downwards, the inner wall of one side of the connecting groove (2), and the mounting hole is positioned below the pull rod (20), a first graduated scale (6) is fixedly embedded in the mounting hole in a sealing way, and the first sealing plate (4) is contacted with the first graduated scale (6).
2. The positioning type anesthetic needle for the intraspinal anesthesia as claimed in claim 1, wherein four corners of the bottom of the fixing base (1) are fixedly provided with fixing columns (27), and the bottom ends of the fixing columns (27) are fixedly provided with suction cups (28).
3. The anesthesia needle for the positioning type intraspinal anesthesia is characterized in that a fixing ring (23) is fixedly installed on the inner wall of the threaded tube (15), the push rod (16) penetrates through the fixing ring (23), a moving ring (24) is fixedly sleeved on the push rod (16), the moving ring (24) is located below the fixing ring (23), a tension spring (25) is sleeved on the push rod (16), the tension spring (25) is located between the fixing ring (23) and the moving ring (24), and the top end and the bottom end of the tension spring (25) are respectively and fixedly connected with the bottom of the fixing ring (23) and the top of the moving ring (24).
4. The anesthesia needle for the positioning type intraspinal anesthesia of claim 1, wherein mounting grooves (5) are formed in both sides of the movable seat (3), and the mounting grooves (5) and the second graduated scale (17) are arranged at ninety degrees included angles, a limiting rack (19) is fixedly mounted on an inner wall of one side of the mounting groove (5), two pull rods (20) are symmetrically and slidably connected in the connecting groove (2), a fixed rack (22) is fixedly mounted on one end, close to each other, of the two pull rods (20), one end, close to each other, of the two fixed racks (22) extends into the two mounting grooves (5) and is movably engaged with the two limiting racks (19) respectively, and one end, far away from each other, of the two pull rods (20) extends through inner walls of both sides of the connecting groove (2) and extends to the outer side of the fixed seat (1) respectively.
5. The positioning type anesthetic needle for the intraspinal anesthesia of claim 4, wherein the pull rod (20) is sleeved with a brake spring (21), and two ends of the brake spring (21) are respectively fixedly connected with the fixed rack (22) and the inner wall of one side of the connecting groove (2).
6. The positioning type anesthetic needle for the intraspinal anesthesia as claimed in claim 1, wherein a nut (26) is fixedly installed on one side of the pushing seat (8), and the threaded column (11) penetrates through the nut (26) and is in threaded connection with the nut (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910618355.XA CN110236651B (en) | 2019-07-10 | 2019-07-10 | Positioning type intraspinal anesthesia needle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910618355.XA CN110236651B (en) | 2019-07-10 | 2019-07-10 | Positioning type intraspinal anesthesia needle |
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| CN110236651A CN110236651A (en) | 2019-09-17 |
| CN110236651B true CN110236651B (en) | 2020-09-22 |
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| CN110859660B (en) * | 2019-11-26 | 2020-12-29 | 潘宝军 | Thyroid cyst puncture suction device |
| CN111189713A (en) * | 2020-02-26 | 2020-05-22 | 河南理工大学 | Secondary deformation compaction simulation experiment device for fractured rock mass in caving zone of old goaf |
| CN111467005B (en) * | 2020-04-15 | 2023-04-25 | 聊城市人民医院 | Positioning type intrathecal medical needle |
| CN112168310A (en) * | 2020-11-16 | 2021-01-05 | 商青 | Clinical piercing depth of cardiovascular internal medicine |
| CN113476115B (en) * | 2021-07-01 | 2022-09-06 | 刘清元 | Auxiliary device for department of anesthesia |
| CN113974794B (en) * | 2021-11-08 | 2024-03-29 | 高鹏 | Anesthesia needle with adjustable positioning function for anesthesia department |
| CN116211700B (en) * | 2023-05-05 | 2023-08-29 | 靳道彬 | liquid medicine storage tank |
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| EP0824894B1 (en) * | 1996-08-16 | 2003-03-12 | Smiths Group PLC | Needle assemblies |
| CN205598392U (en) * | 2016-04-19 | 2016-09-28 | 吕承志 | Automatic inject anesthetic needle of liquid medicine in succession |
| CN208660053U (en) * | 2017-08-01 | 2019-03-29 | 毕树军 | A kind of anesthesia syringe with stable injectable function |
| CN208481848U (en) * | 2017-12-11 | 2019-02-12 | 李蕾 | A kind of Novel anesthesia needle tubing |
| CN109011095A (en) * | 2018-07-05 | 2018-12-18 | 佛山市易轩软件科技有限公司 | A kind of department of anesthesia's hand-held anestetic needle |
| CN108837237B (en) * | 2018-07-10 | 2020-09-18 | 温州市人民医院 | Telescopic injector |
| CN109481792A (en) * | 2018-12-27 | 2019-03-19 | 季雪莲 | A kind of Surgical Operating Room continued narcosis device |
| CN109821847A (en) * | 2019-02-25 | 2019-05-31 | 刘靖 | A kind of paediatrics medical instrument washing device |
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2019
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