CN110236651A - A kind of positioning formula intravertebral anesthesia anestetic needle - Google Patents
A kind of positioning formula intravertebral anesthesia anestetic needle Download PDFInfo
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- CN110236651A CN110236651A CN201910618355.XA CN201910618355A CN110236651A CN 110236651 A CN110236651 A CN 110236651A CN 201910618355 A CN201910618355 A CN 201910618355A CN 110236651 A CN110236651 A CN 110236651A
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- sealing plate
- link slot
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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
-
- 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
-
- 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
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Pharmacology & Pharmacy (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of positioning formula intravertebral anesthesia anestetic needles, including fixing seat, link slot is offered at the top of the fixing seat, sealing slidably connects the first sealing plate in the link slot, Mobile base is fixedly installed at the top of first sealing plate, the Mobile base is equipped with injection cavity, sealing is fixedly installed with syringe needle in the bottom interior wall of the injection cavity, the bottom end of the syringe needle extends through the bottom interior wall of injection cavity and the bottom interior wall of link slot and the top for extending to fixing seat, and the bottom interior wall sealing of the syringe needle and link slot is slidably connected.Operation of the present invention is simple, by rotating threaded post, longitudinal height of adjustable syringe needle, then it inserts the needle into patient body and pushes push rod, patient can be anaesthetized, due to the height for the adjustment syringe needle that can be convenient, so when medical worker uses, difficulty can be reduced, there is certain simplicity.
Description
Technical field
The present invention relates to the field of medical instrument technology more particularly to a kind of positioning formula intravertebral anesthesia anestetic needles.
Background technique
For medical angle, anesthesia is meant that keeps patient whole by drug or other methods or part is temporarily lost with
Feel, it is painless to achieve the purpose that, condition is provided for operative treatment or other medical examinations treatment.Anesthesia can be roughly divided into complete
Body anesthesia and two class of local anaesthesia, notification number: CN207012378U discloses a kind of department of anesthesia's anestetic needle, belongs to department of anesthesia's medical treatment
Instrument field.It solves the problems, such as that existing anestetic needle can not inject a variety of arcotics.This department of anesthesia anestetic needle, including syringe,
Syringe includes cylinder and baffle, and syringe needle is fixed on baffle, and baffle is equipped with the pin hole being connected to, air-tight movable in cylinder with syringe needle
It further include the push rod fixed with piston equipped with piston, cylinder is equipped with medicine-pouring hole, and injection outer end of hole is connected with connector, on connector
Detachable block has sealing cap, piston outer wall and cylinder inboard wall palette, and piston is equipped with dosing runner, dosing runner one end position
In on piston outer wall, the other end is located at piston nose end face center position, and can push piston using push rod, makes piston nose end
Face is bonded with baffle, and medicine-pouring hole is aligned with dosing runner one end at this time, and pin hole rear end is aligned with the dosing runner other end.This anesthesia
A variety of drug injections may be implemented in needle, and reduce patient's pain.
Not to puncturing the device that is adjusted of depth of pin puncture in this utility model, thus just need medical worker into
The depth of row hand-guided puncture needle will operate to medical worker when anaesthetizing to patient and bring certain trouble, institute
With it is proposed that a kind of positioning formula intravertebral anesthesia anestetic needle, for solving the problems, such as above-mentioned propose.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of positioning formula intravertebral anesthesia anestetic needles.
A kind of positioning formula intravertebral anesthesia anestetic needle proposed by the present invention, including fixing seat, the top of the fixing seat
Link slot is offered, sealing slidably connects the first sealing plate, the fixed peace in the top of first sealing plate in the link slot
Equipped with Mobile base, the Mobile base is equipped with injection cavity, and sealing is fixedly installed with needle in the bottom interior wall of the injection cavity
Head, the bottom end of the syringe needle extend through the bottom interior wall of injection cavity and the bottom interior wall of link slot and extend to fixing seat
The bottom interior wall sealing of top, the syringe needle and link slot is slidably connected, and is fixedly mounted in the top inner wall of the injection cavity
There is screwed ring, the screwed ring internal screw thread is connected with screwed pipe, and the top and bottom end of the screwed pipe extend respectively to fixing seat
Top and injection cavity in, push rod is slidably connected in the screwed pipe, the top and bottom end of the push rod extend respectively to
In the top and injection cavity of screwed pipe, the bottom end of the push rod is rotatably connected to third sealing plate, the third sealing plate with
The inner wall sealing of injection cavity is slidably connected, and sealing is embedded with the second graduated scale on the side inner wall of the injection cavity.
Preferably, mounting hole is offered on the side inner wall of the link slot, and mounting hole is located at the lower section of pull rod, install
It seals to fix in hole and is embedded with the first graduated scale, first sealing plate is in contact with the first graduated scale.
Preferably, fixed column, the bottom end of the fixed column are fixedly installed on the bottom four corners position of the fixing seat
It is fixedly installed with sucker.
Preferably, fixed ring is fixedly installed on the inner wall of the screwed pipe, and push rod is in fixed ring, the push rod
Fixing sleeve is equipped with shift(ing) ring, and the shift(ing) ring is located at the lower section of fixed ring, extension spring is arranged on the push rod, and stretch bullet
Spring between fixed ring and shift(ing) ring, the top and bottom end of the extension spring respectively with the bottom of fixed ring and shift(ing) ring
Top is fixedly connected.
Preferably, the two sides of the Mobile base offer mounting groove, and mounting groove and the second graduated scale are in 90 degree of folders
Angle setting, is fixedly installed with limit rack gear on the side inner wall of the mounting groove, and there are two being symmetrically slidably connected in link slot
Pull rod, two pull rod one end close to each other are fixedly installed with stationary rack, and one end that two stationary racks are close to each other
It extends respectively in two mounting grooves and is engaged respectively with two limit rack gear activities, one end difference that two pull rods are located remotely from each other
Through link slot two sides inner wall and extend to the outside of fixing seat.
Preferably, be arranged with tripping spring on the pull rod, the both ends of the tripping spring respectively with stationary rack and company
The side inner wall of access slot is fixedly connected.
Preferably, a side bottom of the fixing seat is fixedly installed with promotion seat, and the promotion seat, which is equipped with, pushes chamber,
Sealing is fixedly installed with connecting tube on the side inner wall for pushing chamber, and the connecting tube is connected with link slot, described to push away
Sealing slidably connects the second sealing plate in dynamic chamber, and the side of second sealing plate is rotatably connected to threaded post, the spiral shell
One end of line column runs through the other side inner wall for pushing chamber and extends to the outside for pushing seat.
Preferably, the side for pushing seat is fixedly installed with nut, and the threaded post is through nut and and nut thread
Connection.
The beneficial effects of the present invention are: rotation threaded post first drives the second sealing plate to be moved, in the second sealing plate
When being moved, the gas in link slot can be pumped to push chamber room, it is possible to drive syringe needle to be moved downwards,
The first graduated scale can be observed at this time and observes the distance that the first sealing plate moves down, after the completion of the first sealing plate moves down, at this time
Screwed pipe can be rotated, when screwed pipe is moved, can screwed pipe be vertically moved, therefore can be driven
Three sealing plates are vertically moved, with the capacity between the bottom interior wall of this adjustable injection cavity and third sealing plate,
After the completion of third sealing plate is mobile, it can push push rod that third sealing plate is driven to move down at this time, it is downward in third sealing plate
When mobile, it can release the indoor gas of injecting cavity, until third sealing plate is connected with the bottom interior wall of injection cavity
Touching, inserts the needle into anesthetic liquid medicine later and discharges push rod, and extension spring just will do it resets at this time, passes through push rod drive the
Three sealing plates move up, it can pump to injection cavity anesthetic liquid medicine, insert the needle into the body of patient later, directly
It is in contact to sucker with patient, then pushes push rod, so that it may push to anesthetic liquid medicine in the body of patient.
Operation of the present invention is simple, and by rotating threaded post, then longitudinal height of adjustable syringe needle inserts the needle into disease
In human body and push push rod, it can anaesthetize to patient, due to the height for the adjustment syringe needle that can be convenient, so curing
Business personnel have certain simplicity in use, difficulty can be reduced.
Detailed description of the invention
Fig. 1 is a kind of structural front view of positioning formula intravertebral anesthesia anestetic needle proposed by the present invention；
Fig. 2 is a kind of promotion holder structure main view of positioning formula intravertebral anesthesia anestetic needle proposed by the present invention；
Fig. 3 is a kind of Mobile base structural side view of positioning formula intravertebral anesthesia anestetic needle proposed by the present invention；
Fig. 4 is a kind of screwed pipe structural front view of positioning formula intravertebral anesthesia anestetic needle proposed by the present invention；
Fig. 5 is a kind of promotion holder structure three-dimensional figure of positioning formula intravertebral anesthesia anestetic needle proposed by the present invention；
Fig. 6 is a kind of Mobile base structure three-dimensional figure of positioning formula intravertebral anesthesia anestetic needle proposed by the present invention；
Fig. 7 is a kind of A schematic enlarged-scale view of positioning formula intravertebral anesthesia anestetic needle proposed by the present invention.
In figure: 1 fixing seat, 2 link slots, 3 Mobile bases, 4 first sealing plates, 5 mounting grooves, 6 first graduated scales, 7 syringe needles, 8
Push seat, 9 push chambers, 10 second sealing plates, 11 threaded posts, 12 connecting tubes, 13 injection cavities, 14 screwed rings, 15 screwed pipes,
16 push rods, 17 second graduated scales, 18 third sealing plates, 19 limit rack gears, 20 pull rods, 21 tripping springs, 22 stationary racks, 23 are consolidated
Determine ring, 24 shift(ing) rings, 25 extension springs, 26 nuts, 27 fixed columns, 28 suckers.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment
With reference to Fig. 1-7, a kind of positioning formula intravertebral anesthesia anestetic needle is proposed in the present embodiment, including include fixing seat 1,
The top of fixing seat 1 offers link slot 2, and sealing slidably connects the first sealing plate 4, the top of the first sealing plate 4 in link slot 2
Portion is fixedly installed with Mobile base 3, and Mobile base 3 is equipped with injection cavity 13, the fixed peace of sealing in the bottom interior wall of injection cavity 13
Equipped with syringe needle 7, the bottom end of syringe needle 7 extends through the bottom interior wall of injection cavity 13 and the bottom interior wall of link slot 2 and extends to
The top of fixing seat 1, syringe needle 7 and the bottom interior wall sealing of link slot 2 are slidably connected, fixed in the top inner wall of injection cavity 13
Screwed ring 14 is installed, 14 internal screw thread of screwed ring is connected with screwed pipe 15, and the top and bottom end of screwed pipe 15 extend respectively to solid
In the top and injection cavity 13 of reservation 1, push rod 16 is slidably connected in screwed pipe 15, the top and bottom end of push rod 16 are prolonged respectively
It extends in the top and injection cavity 13 of screwed pipe 15, the bottom end of push rod 16 is rotatably connected to third sealing plate 18, third sealing
Plate 18 and the inner wall sealing of injection cavity 13 are slidably connected, and sealing is embedded with the second graduated scale on the side inner wall of injection cavity 13
17, rotation threaded post 11 first drives the second sealing plate 10 to be moved, and when the second sealing plate 10 is moved, can will connect
Gas in access slot 2 is pumped to pushing in chamber 9, it is possible to be driven syringe needle 7 to be moved downwards, can be observed the at this time
One graduated scale 6 observes the distance that the first sealing plate 4 moves down can rotate screwed pipe after the completion of the first sealing plate 4 moves down at this time
15, when screwed pipe 15 is moved, screwed pipe 15 can be made to be vertically moved, therefore third sealing plate can be driven
18 are vertically moved, with the capacity between the bottom interior wall and third sealing plate 18 of this adjustable injection cavity 13,
After the completion of three sealing plates 18 are mobile, it can push push rod 16 that third sealing plate 18 is driven to move down at this time, in third sealing plate
18 when moving down, it can releases the gas in injection cavity 13, until by third sealing plate 18 and injection cavity 13
Bottom interior wall is in contact, and syringe needle 7 is inserted into anesthetic liquid medicine later and discharges push rod 16, and extension spring 25 just will do it multiple at this time
Position drives third sealing plate 18 to move up, it can to pump anesthetic liquid medicine to injection cavity 13, later by push rod 16
Syringe needle 7 is inserted into the body of patient, until sucker 28 is in contact with patient, then pushes push rod 16, so that it may by anesthetic liquid medicine
It pushing in the body of patient, operation of the present invention is simple, by rotation threaded post 11, longitudinal height of adjustable syringe needle 7, so
Syringe needle 7 is inserted into patient body afterwards and pushes push rod 16, it can patient is anaesthetized, due to the adjustment needle that can be convenient
First 7 height, so there is certain simplicity in use, difficulty can be reduced in medical worker.
In the present embodiment, mounting hole is offered on the side inner wall of link slot 2, and mounting hole is located at the lower section of pull rod 20,
Sealing is fixed in mounting hole is embedded with the first graduated scale 6, and the first sealing plate 4 is in contact with the first graduated scale 6, the bottom of fixing seat 1
Be fixedly installed with fixed column 27 on portion's corner location, the bottom end of fixed column 27 is fixedly installed with sucker 28, screwed pipe 15 it is interior
Fixed ring 23 is fixedly installed on wall, and push rod 16 runs through fixed ring 23, fixing sleeve is equipped with shift(ing) ring 24, shift(ing) ring on push rod 16
24 are located at the lower section of fixed ring 23, extension spring 25 are arranged on push rod 16, and extension spring 25 is located at fixed ring 23 and movement
Between ring 24, the top and bottom end of extension spring 25 are fixedly connected with the top of the bottom of fixed ring 23 and shift(ing) ring 24 respectively,
The two sides of Mobile base 3 offer mounting groove 5, and mounting groove 5 and the second graduated scale 17 are arranged in 90 degree of angles, mounting groove 5
Side inner wall on be fixedly installed with limit rack gear 19, and be symmetrically slidably connected in link slot 2 there are two pull rod 20, two pull rods
20 one end close to each other are fixedly installed with stationary rack 22, and two one end close to each other of stationary rack 22 each extend over
It is engaged in two mounting grooves 5 and respectively with two 19 activities of limit rack gear, one end that two pull rods 20 are located remotely from each other is passed through respectively
It wears the two sides inner wall of link slot 2 and extends to the outside of fixing seat 1, be arranged with tripping spring 21, tripping spring 21 on pull rod 20
Both ends be fixedly connected respectively with the side inner wall of stationary rack 22 and link slot 2, a side bottom of fixing seat 1 is fixedly installed with
Seat 8 is pushed, pushes seat 8 to be equipped with and pushes chamber 9, pushes sealing on the side inner wall of chamber 9 to be fixedly installed with connecting tube 12, even
Adapter tube 12 is connected with link slot 2, pushes to seal slidably connecting the second sealing plate 10 in chamber 9, and the one of the second sealing plate 10
Side is rotatably connected to threaded post 11, and one end of threaded post 11 through the other side inner wall for pushing chamber 9 and extends to promotion seat 8
Outside pushes the side of seat 8 to be fixedly installed with nut 26, and threaded post 11 is threadedly coupled through nut 26 and with nut 26, first
Rotation threaded post 11 drives the second sealing plate 10 to be moved, can will be in link slot 2 when the second sealing plate 10 is moved
Gas pump to push chamber 9 in, it is possible to drive syringe needle 7 to be moved downwards, the first scale can be observed at this time
Ruler 6 observes the distance that the first sealing plate 4 moves down can rotate screwed pipe 15 after the completion of the first sealing plate 4 moves down at this time,
When screwed pipe 15 is moved, screwed pipe 15 can be made to be vertically moved, thus can drive third sealing plate 18 into
Row longitudinal movement, it is close in third with the capacity between the bottom interior wall and third sealing plate 18 of this adjustable injection cavity 13
After the completion of sealing plate 18 is mobile, can push push rod 16 that third sealing plate 18 is driven to move down at this time, third sealing plate 18 to
When lower mobile, it can release the gas in injection cavity 13, until by the bottom of third sealing plate 18 and injection cavity 13
Inner wall is in contact, and syringe needle 7 is inserted into anesthetic liquid medicine later and discharges push rod 16, and extension spring 25 just will do it reset at this time,
Third sealing plate 18 is driven to move up by push rod 16, it can to pump to injection cavity 13 anesthetic liquid medicine, later will
Syringe needle 7 is inserted into the body of patient, until sucker 28 is in contact with patient, then pushes push rod 16, so that it may push away anesthetic liquid medicine
It send to the body of patient, operation of the present invention is simple, by rotation threaded post 11, longitudinal height of adjustable syringe needle 7, then
Syringe needle 7 is inserted into patient body and pushes push rod 16, it can patient is anaesthetized, due to the adjustment syringe needle that can be convenient
7 height, so there is certain simplicity in use, difficulty can be reduced in medical worker.
In the present embodiment, when in use, two pull rods 20 are pulled first, two stationary racks 22 is driven to be located remotely from each other, this
When may make stationary rack 22 with limit rack gear 19 be disengaged from, later rotate threaded post 11 drive the second sealing plate 10 moved
It is dynamic, when the second sealing plate 10 is moved, the gas in link slot 2 can be pumped to promotion chamber 9, so
It drives the first sealing plate 4 to move down, when the first sealing plate 4 moves down, syringe needle 7 can be driven to be moved downwards, this
When can observe the first graduated scale 6 and observe the distance that moves down of the first sealing plate 4, after the completion of the first sealing plate 4 moves down, at this time
Screwed pipe 15 can be rotated, when screwed pipe 15 is moved, screwed pipe 15 can be made to be vertically moved, therefore
Drive third sealing plate 18 to be vertically moved, with the bottom interior wall of this adjustable injection cavity 13 and third sealing plate 18 it
Between capacity can push push rod 16 that third sealing plate 18 is driven to move down at this time after the completion of third sealing plate 18 is mobile,
When third sealing plate 18 moves down, it can by injection cavity 13 gas release, until by third sealing plate 18 with
The bottom interior wall of injection cavity 13 is in contact, and syringe needle 7 is inserted into anesthetic liquid medicine later and discharges push rod 16, at this time extension spring
25 just will do it reset, drive third sealing plate 18 to move up by push rod 16, it can to pump anesthetic liquid medicine to injection
In chamber 13, syringe needle 7 is inserted into the body of patient later, until sucker 28 is in contact with patient, then pushes push rod 16, so that it may
Anesthetic liquid medicine to be pushed in the body of patient, it can anaesthetized to patient, due to the adjustment syringe needle 7 that can be convenient
Highly, so there is certain simplicity in medical worker in use, difficulty can be reduced.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of positioning formula intravertebral anesthesia anestetic needle, including fixing seat (1), which is characterized in that the top of the fixing seat (1)
Portion offers link slot (2), and sealing slidably connects the first sealing plate (4) in the link slot (2), first sealing plate
(4) it is fixedly installed at the top of Mobile base (3), the Mobile base (3) is equipped with injection cavity (13), the injection cavity (13)
Bottom interior wall on seal and be fixedly installed with syringe needle (7), the bottom end of the syringe needle (7) extends through the bottom of injection cavity (13)
The bottom interior wall of inner wall and link slot (2) and the top for extending to fixing seat (1), the bottom of the syringe needle (7) and link slot (2)
Inner wall sealing is slidably connected, and is fixedly installed with screwed ring (14), the screwed ring in the top inner wall of the injection cavity (13)
(14) internal screw thread is connected with screwed pipe (15), and the top and bottom end of the screwed pipe (15) extend respectively to the upper of fixing seat (1)
In side and injection cavity (13), slidably connected push rod (16) in the screwed pipe (15), the top and bottom of the push rod (16)
End extends respectively in top and the injection cavity (13) of screwed pipe (15), and the bottom end of the push rod (16) is rotatably connected to third
Sealing plate (18), the third sealing plate (18) and the inner wall sealing of injection cavity (13) are slidably connected, the injection cavity
(13) sealing is embedded with the second graduated scale (17) on side inner wall.
2. a kind of positioning formula intravertebral anesthesia anestetic needle according to claim 1, which is characterized in that the link slot
(2) mounting hole is offered on side inner wall, and mounting hole is located at the lower section of pull rod (20), sealing fixation is embedded in mounting hole
First graduated scale (6), first sealing plate (4) are in contact with the first graduated scale (6).
3. a kind of positioning formula intravertebral anesthesia anestetic needle according to claim 1, which is characterized in that the fixing seat
(1) it is fixedly installed on bottom four corners position fixed column (27), the bottom end of the fixed column (27) is fixedly installed with sucker
(28)。
4. a kind of positioning formula intravertebral anesthesia anestetic needle according to claim 1, which is characterized in that the screwed pipe
(15) it is fixedly installed on inner wall fixed ring (23), and push rod (16) runs through fixed ring (23), it is fixed on the push rod (16)
It is arranged with shift(ing) ring (24), the shift(ing) ring (24) is located at the lower section of fixed ring (23), is arranged with stretching on the push rod (16)
Spring (25), and extension spring (25) is located between fixed ring (23) and shift(ing) ring (24), the top of the extension spring (25)
It is fixedly connected respectively at the top of the bottom of fixed ring (23) and shift(ing) ring (24) with bottom end.
5. a kind of positioning formula intravertebral anesthesia anestetic needle according to claim 1, which is characterized in that the Mobile base
(3) two sides offer mounting groove (5), and mounting groove (5) and the second graduated scale (17) are arranged in 90 degree of angles, the peace
It is fixedly installed with limit rack gear (19) on the side inner wall of tankage (5), and is symmetrically slidably connected in link slot (2) there are two pull rod
(20), two pull rod (20) one end close to each other are fixedly installed with stationary rack (22), and two stationary rack (22) phases
Mutually close one end extends respectively to engage in two mounting grooves (5) and respectively with two limit rack gear (19) activities, two drawings
One end that bar (20) is located remotely from each other extends through the two sides inner wall of link slot (2) and extends to the outside of fixing seat (1).
6. a kind of positioning formula intravertebral anesthesia anestetic needle according to claim 5, which is characterized in that the pull rod (20)
On be arranged with tripping spring (21), the both ends of the tripping spring (21) respectively with stationary rack (22) and link slot (2) one
Side inner wall is fixedly connected.
7. a kind of positioning formula intravertebral anesthesia anestetic needle according to claim 1, which is characterized in that the fixing seat
(1) a side bottom, which is fixedly installed with, pushes seat (8), and the promotion seat (8), which is equipped with, pushes chamber (9), the promotion chamber
(9) sealing is fixedly installed with connecting tube (12) on side inner wall, and the connecting tube (12) is connected with link slot (2), described
Sealing in chamber (9) is pushed to slidably connect the second sealing plate (10), the side of second sealing plate (10) is rotatably connected to
One end of threaded post (11), the threaded post (11) through the other side inner wall for pushing chamber (9) and extends to promotion seat (8)
Outside.
8. a kind of positioning formula intravertebral anesthesia anestetic needle according to claim 7, which is characterized in that the promotion seat
(8) side is fixedly installed with nut (26), and the threaded post (11) is threadedly coupled through nut (26) and with 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 |
Applications Claiming Priority (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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| Publication Number | Publication Date |
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| CN110236651A true CN110236651A (en) | 2019-09-17 |
| CN110236651B CN110236651B (en) | 2020-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910618355.XA Active CN110236651B (en) | 2019-07-10 | 2019-07-10 | Positioning type intraspinal anesthesia needle |
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Cited By (7)
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|---|---|---|---|---|
| CN110859660A (en) * | 2019-11-26 | 2020-03-06 | 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 |
| CN111467005A (en) * | 2020-04-15 | 2020-07-31 | 聊城市人民医院 | Positioning type intraspinal medical needle |
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| CN113974794A (en) * | 2021-11-08 | 2022-01-28 | 高鹏 | Adjustable positioning anesthesia needle for anesthesia department |
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| CN113974794A (en) * | 2021-11-08 | 2022-01-28 | 高鹏 | Adjustable positioning anesthesia needle for anesthesia department |
| CN113974794B (en) * | 2021-11-08 | 2024-03-29 | 高鹏 | Anesthesia needle with adjustable positioning function for anesthesia department |
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| CN116211700B (en) * | 2023-05-05 | 2023-08-29 | 靳道彬 | liquid medicine storage tank |
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