CN108714042A - A kind of anesthesia spinal needle with negative-pressure inner needle core - Google Patents

A kind of anesthesia spinal needle with negative-pressure inner needle core Download PDF

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Publication number
CN108714042A
CN108714042A CN201810605287.9A CN201810605287A CN108714042A CN 108714042 A CN108714042 A CN 108714042A CN 201810605287 A CN201810605287 A CN 201810605287A CN 108714042 A CN108714042 A CN 108714042A
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CN
China
Prior art keywords
needle
negative
guide pipe
guide
supporting rod
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Granted
Application number
CN201810605287.9A
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Chinese (zh)
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CN108714042B (en
Inventor
苏茂顺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Ruitong polymer medical instrument Ltd.
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苏茂顺
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Priority to CN201810605287.9A priority Critical patent/CN108714042B/en
Publication of CN108714042A publication Critical patent/CN108714042A/en
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Publication of CN108714042B publication Critical patent/CN108714042B/en
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • A61B17/3401Puncturing needles for the peridural or subarachnoid space or the plexus, e.g. for anaesthesia
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • A61B17/3403Needle locating or guiding means
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • A61B17/3403Needle locating or guiding means
    • A61B2017/3405Needle locating or guiding means using mechanical guide means
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • A61B2017/348Means for supporting the trocar against the body or retaining the trocar inside the body
    • A61B2017/3492Means for supporting the trocar against the body or retaining the trocar inside the body against the outside of the body

Abstract

The invention discloses a kind of anesthesia spinal needles with negative-pressure inner needle core, including guide pipe, the guide pipe offers along its axis and is oriented to duct, the guide pipe is movably installed with needle body by being oriented to duct, the both sides of described guide pipe one end are fixedly installed guide ring, one end of the needle body is provided with needle handle, and the both sides fixed symmetrical of needle handle is connected with guide rod, two guide rods are arranged along the length direction of guide pipe, and two one end of guide rod far from needle handle pass through two guide rings, the both sides outer wall of the guide pipe is symmetrically arranged with the first rotating mechanism, two first rotating mechanisms are rotatably connected to telescopic supporting rod.It is of the invention novel in design, it is easy to use, the stabilization of puncture needle can be maintained in puncture procedure, improves efficiency and the safety of puncture, and whole device can carry out rotary folding, can reduce volume, easy to carry and storage, suitable for promoting the use of.

Description

A kind of anesthesia spinal needle with negative-pressure inner needle core
Technical field
The present invention relates to puncture needle technical field more particularly to a kind of anesthesia spinal needles with negative-pressure inner needle core.
Background technology
Caudal anaesthesia refers to epidural space block anesthesia, i.e., local anaesthetics is injected epidural space, blocks spinal nerve root, So that it is dominated region and generates paralysis, referred to as epidural space block anesthesia, referred to as epidural block.According to the side of administration Formula can be divided into single method and continuity method.It can be divided into high-order, middle position, low level and caudal block according to site of puncture.It undergos surgery It is dura mater that the patient of the selection about 50% of the anesthesia of patient for the treatment of, which needs caudal anaesthesia, the tool that caudal anaesthesia uses, The quality of outer puncture needle, anesthesia spinal needle has a great impact to anesthetic puncture technology, up to the present about anesthetic puncture Needle has many inventions to improve, but these invention improvement still have shortcoming without clinically large-scale promotion application.Patient Be expert at anesthetic puncture when do not generate negative pressure because of the tissue of cutting and clottage puncture needle and lead to injured nerve root or ridge Marrow, the example so as to cause neurotrosis or paraplegia happen occasionally, and after epidural puncture pain in the back incidence it is also very high, I has invented this anesthesia spinal needle at design in view of the above circumstances, to reduce complication of anesthesia, reduces to patient's Injury so that anesthetic puncture technology becomes safer.
Common epidural anaesthetic puncture needle has anesthesia spinal needle, interior needle core, negative tube, disposable glass at present The compositions such as syringe.Traditional epidural anaesthetic puncture needle is punctured when puncturing by medical staff is hand-held, lacks fixed guide machine Structure so that in piercing process, deviated since medical staff's hand shake puncture needle shakes in patient's body, cause to puncture stylus Its hetero-organization and nerve are easily pierced through, causes the other illnesss of patient, and then generate malpractice and medical tangle, we set thus A kind of anesthesia spinal needle with negative-pressure inner needle core is counted out, to solve the above problems.
Invention content
The purpose of the present invention is to solve epidural anaesthetic puncture needles traditional in the prior art to lack fixed guide machine Structure so that in piercing process, deviated since medical staff's hand shake puncture needle shakes in patient's body, cause to puncture stylus The shortcomings that easily piercing through its hetero-organization and nerve, causing the other illnesss of patient, and a kind of dura mater with negative-pressure inner needle core proposed Outer puncture needle.
To achieve the goals above, present invention employs following technical solutions:
A kind of anesthesia spinal needle with negative-pressure inner needle core, including guide pipe, the guide pipe offer pilot hole along its axis Road, the guide pipe are movably installed with needle body by being oriented to duct, and the both sides of described guide pipe one end are fixedly installed One end of guide ring, the needle body is provided with needle handle, and the both sides fixed symmetrical of needle handle is connected with guide rod, two institutes The length direction that guide rod is stated along guide pipe is arranged, and two one end of guide rod far from needle handle pass through two guide rings, described The both sides outer wall of guide pipe is symmetrically arranged with the first rotating mechanism, and two first rotating mechanisms are rotatably connected to flexible branch Strut, the one end of the telescopic supporting rod far from the first rotating mechanism are rotatably connected on the second rotating mechanism, described second turn Side of the motivation structure far from telescopic supporting rod is fixedly connected on sliding shoe, and the sliding shoe is movably installed on location supporting rod, The location supporting rod is provided with T shape sliding rails along its length close to the side of sliding shoe, and T shapes sliding rail is along its length etc. Distance offers location hole, and the sliding shoe activity installation and is provided with Fixed latches on T shape sliding rails on sliding shoe, described The bottom end of location supporting rod is provided with stabilizer blade.
Preferably, the inner cavity of the needle body is provided with the needle core with negative pressure, and puncture needle master along its length Side wall of the body close to needle handle one end is provided with medicine-pouring port.
Preferably, the telescopic supporting rod is made of female bar and sub bar, and female bar offers telescopic chute along its length The one end in road, the conduit that stretches is opening, in sub bar activity installation and flexible conduit, and extends to outside, sub bar is located at telescopic chute It is rotatably connected on the second rotating mechanism to outer one end, the side wall that mother's bar is located at its open end is provided with screw hole, and logical It crosses screw hole and is movably installed with adjusting bolt, one end side wall that sub bar is rotatably connected on the second rotating mechanism offers mounting hole.
Preferably, first rotating mechanism and the second rotating mechanism structure are identical, include two groups of fixed plates, two groups of institutes Fixed plate is stated to be arranged in parallel, and between be rotatablely equipped with rotation axis, the one side wall of one of fixed plate is opened up there are two perforation, And the line between two perforation and rotation axis is mutually perpendicular to, and fixed link, and two fixed links are interspersed in two perforation One end far from rotation axis is fixedly connected in L shaped plate, and fixed link is located at L shaped plate and is arranged between its fixed plate One end of contraction spring, contraction spring is fixedly connected in L shaped plate, and the other end is fixed in fixed plate.
Preferably, the L shaped plate on first rotating mechanism and the L shaped plate on the second rotating mechanism are symmetrical in diagonal line.
Preferably, the sliding shoe offers T shape sliding slots close to the side of T shape sliding rails, and sliding shoe is lived by T shape sliding slots Dynamic to be installed on T shape sliding rails, the Fixed latches on the sliding shoe are plugged in the location hole of T shape sliding rails, and the T shapes sliding rail is remote One end from stabilizer blade is provided with limited block.
Preferably, the bottom of the stabilizer blade is bonded with non-slip mat.
Preferably, the diameter for being oriented to duct is equal with the diameter of needle body.
Compared with prior art, the beneficial effects of the invention are as follows:
1, guide pipe, guiding duct, guide ring and guide rod, which is arranged, makes needle body when puncturing operation, can be to puncturing Needle main body carries out guiding and fixed effect, prevents puncture needle from generating offset because of medical staff's hand shaking, improves the peace of puncture Quan Xing;
Whole device can be located in operation by 2, telescopic supporting rod and location supporting rod, improve the accuracy of positioning, and be worn The stability of thorn is maintained to stablize, only need to attentively be punctured, the work for reducing medical staff is strong without medical staff Degree;
3, telescopic supporting rod can be rotated, shrink and adjustable height, can adapt to the operational requirements punctured, and when not in use It can carry out shrinking and reduce volume, easy to carry and storage.
It is of the invention novel in design, it is easy to use, the stabilization of puncture needle can be maintained in puncture procedure, improve the effect of puncture Rate and safety, and whole device can carry out rotary folding, can reduce volume, easy to carry and storage, suitable for promoting the use of.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the anesthesia spinal needle with negative-pressure inner needle core proposed by the present invention;
Fig. 2 is a kind of contraction state schematic diagram of the anesthesia spinal needle with negative-pressure inner needle core proposed by the present invention;
Fig. 3 is a kind of vertical view of the anesthesia spinal needle with negative-pressure inner needle core proposed by the present invention;
Fig. 4 is enlarged drawing at the A in Fig. 3;
Fig. 5 is a kind of structural schematic diagram of the location supporting rod of the anesthesia spinal needle with negative-pressure inner needle core proposed by the present invention;
Fig. 6 is a kind of installation of the guide pipe and needle body of the anesthesia spinal needle with negative-pressure inner needle core proposed by the present invention Schematic diagram.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-6, a kind of anesthesia spinal needle with negative-pressure inner needle core, including guide pipe 1, guide pipe 1 is along its axis It offers and is oriented to duct 15, guide pipe 1 is movably installed with needle body 3 by being oriented to duct 15, is oriented to the diameter in duct 15 Equal with the diameter of needle body 3, the inner cavity of needle body 3 is provided with the needle core with negative pressure along its length, and wears Side wall of the lancet body 3 close to needle handle one end is provided with medicine-pouring port, and the both sides of 1 one end of guide pipe are fixedly installed guide ring 2, wear One end of lancet body 3 is provided with needle handle, and the both sides fixed symmetrical of needle handle is connected with guide rod 4, and two guide rods 4 are along guiding The length direction of pipe 1 is arranged, and two one end of guide rod 4 far from needle handle are outside two guide rings 2, the both sides of guide pipe 1 Wall is symmetrically arranged with the first rotating mechanism 5, and two the first rotating mechanisms 5 are rotatably connected to telescopic supporting rod 6, telescopic supporting rod 6 are made of female bar and sub bar, and female bar offers flexible conduit along its length, and the one end for the conduit that stretches is opening, sub bar In activity installation and flexible conduit, and outside is extended to, sub bar is located at telescopic chute and is rotatably connected on the second rotation to outer one end In mechanism 8, the side wall that female bar is located at its open end is provided with screw hole, and is movably installed with adjusting bolt 7 by screw hole, and sub bar turns The dynamic one end side wall for being connected to the second rotating mechanism 8 offers mounting hole, telescopic supporting rod 6 far from the first rotating mechanism 5 one End is rotatably connected on the second rotating mechanism 8, and the first rotating mechanism 5 is identical with 8 structure of the second rotating mechanism, includes two groups solid Fixed board 801, two groups of fixed plates 801 are arranged in parallel, and between be rotatablely equipped with rotation axis 802, the one of one of fixed plate 801 Side wall is perforated there are two opening up, and the lines between two perforation and rotation axis 802 are mutually perpendicular to, and is interspersed in two perforation solid Fixed pole 804, and two one end of fixed link 804 far from rotation axis 802 are fixedly connected in L shaped plate 803, and fixed link 804 It is arranged with contraction spring 805 in L shaped plate 803 and between its fixed plate 801, one end of contraction spring 805 is fixedly connected In L shaped plate 803, the other end is fixed in fixed plate 801, the L shaped plate 803 on the first rotating mechanism 5 and the second rotating mechanism 8 On L shaped plate 803 in diagonal line it is symmetrical, the second side of the rotating mechanism 8 far from telescopic supporting rod 6 is fixedly connected on sliding shoe 9 On, sliding shoe 9 is movably installed on location supporting rod 11, and location supporting rod 11 is arranged along its length close to the side of sliding shoe 9 There is a T shapes sliding rail 12, and T shapes sliding rail 12 is equidistant along its length offers location hole 13,9 activity installation of sliding shoe and T shapes On sliding rail 12, sliding shoe 9 offers T shape sliding slots close to the side of T shapes sliding rail 12, and sliding shoe 9 is installed by T shape sliding slot activities In on T shapes sliding rail 12, the Fixed latches 10 on sliding shoe 9 are plugged in the location hole 13 of T shapes sliding rail 12, and T shapes sliding rail 12 is separate One end of stabilizer blade 14 is provided with limited block, and Fixed latches 10 are provided on sliding shoe 9, and the bottom end of location supporting rod 11 is provided with branch The bottom of foot 14, stabilizer blade 14 is bonded with non-slip mat.
Embodiment one
In the use of the present invention, general patient is lain prone on operating table, is needing the position punctured to make label, stirring first outward L shaped plate 803 on regulating mechanism 5 and the second regulating mechanism 8 so that fixed link 804 is detached from the mounting hole of sub bar, rotates flexible branch For strut 6 so that the perpendicular state in operating table of location supporting rod 11, telescopic supporting rod 6 is in the state of parallel operating table, then loose L shaped plate 803 is opened, another fixed link 804 is inserted under the action of contraction spring 805 in the mounting hole of sub bar, and branch is held in position The perpendicular state in operating table of bar 11, telescopic supporting rod 6 is in the state of parallel operating table, according to patient body depth information, The Fixed latches 10 on sliding shoe 9 are extracted, the height of telescopic supporting rod 6 and guide pipe 1 is adjusted, after the completion inserts Fixed latches 10 Enter herein in corresponding location hole 13, the height of telescopic supporting rod 6 and guide pipe 1 is fixed, to adapt to the body of patient Thickness, puncture needle is directed at the position of puncture marks by whole device crossbearer above patient under such state, and medical staff both may be used Puncture operation is carried out, whole process maintains to stablize without medical staff, only need to attentively be punctured, reduce medical staff Working strength, it is enough needle body be oriented to and fixed effect, prevent puncture needle from being generated because of medical staff's hand shaking Offset, improves the safety of puncture.
Embodiment two
If patient can not lie prone on operating table, such as pregnant woman, then lateral position is used, is installed in the side of operating table perpendicular The center of support plate, support plate offers notch, and the back of patient is lain on one's side towards notch on operating table, is punctured in needs Label is made in position, stirs the L shaped plate 803 on the first regulating mechanism 5 and the second regulating mechanism 8 outward so that fixed link 804 is de- The mounting hole of ion bar, rotation telescopic supporting rod 6 is so that the perpendicular state in support plate of location supporting rod 11, telescopic supporting rod 6 In the state of parallel support plate, L shaped plate 803 is then unclamped, another fixed link 804 is inserted under the action of contraction spring 805 In the mounting hole of sub bar, puncture needle is aligned to the position of puncture marks, whole device is then fixed on by branch by clamping screw On fagging, medical staff can both carry out puncture operation, and whole process maintains to stablize without medical staff, only need to attentively be punctured , reduce the working strength of medical staff, it is enough needle body be oriented to and fixed effect, prevent puncture needle because Medical staff's hand shaking and generate offset, improve the safety of puncture.
The present apparatus when not in use, is stirred the L shaped plate 803 on the first regulating mechanism 5 and the second regulating mechanism 8, is made outward Fixed link 804 is detached from the mounting hole of sub bar, rotate telescopic supporting rod 6 so that telescopic supporting rod 6 and location supporting rod 11 in and lead The state parallel to pipe 1 then unclamps L shaped plate 803 so that and fixed link 804 is inserted into the mounting hole of sub bar, and volume can be reduced, Easy to carry and storage, suitable for promoting the use of.
More than, it is merely preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto, it is any Those familiar with the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its invents Design is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (8)

1. a kind of anesthesia spinal needle with negative-pressure inner needle core, including guide pipe(1), which is characterized in that the guide pipe(1)Edge Its axis, which offers, is oriented to duct(15), the guide pipe(1)By being oriented to duct(15)It is movably installed with needle body (3), the guide pipe(1)The both sides of one end are fixedly installed guide ring(2), the needle body(3)One end be provided with Needle handle, and the both sides fixed symmetrical of needle handle is connected with guide rod(4), two guide rods(4)Along guide pipe(1)Length side To setting, and two guide rods(4)One end far from needle handle passes through two guide rings(2), the guide pipe(1)Both sides outer wall It is symmetrically arranged with the first rotating mechanism(5), two first rotating mechanisms(5)It is rotatably connected to telescopic supporting rod(6), institute State telescopic supporting rod(6)Far from the first rotating mechanism(5)One end be rotatably connected on the second rotating mechanism(8)On, described second Rotating mechanism(8)Far from telescopic supporting rod(6)Side be fixedly connected on sliding shoe(9)On, the sliding shoe(9)Activity installation In location supporting rod(11)On, the location supporting rod(11)Close to sliding shoe(9)Side be provided with T shape sliding rails along its length (12), and T shape sliding rails(12)It is equidistant along its length to offer location hole(13), the sliding shoe(9)Activity installation and T Shape sliding rail(12)On, and sliding shoe(9)On be provided with Fixed latches(10), the location supporting rod(11)Bottom end be provided with stabilizer blade (14).
2. a kind of anesthesia spinal needle with negative-pressure inner needle core according to claim 1, which is characterized in that the puncture needle Main body(3)Inner cavity be provided with the needle core with negative pressure, and needle body along its length(3)Side wall close to needle handle one end It is provided with medicine-pouring port.
3. a kind of anesthesia spinal needle with negative-pressure inner needle core according to claim 1, which is characterized in that the flexible branch Strut(6)It is made of female bar and sub bar, and female bar offers flexible conduit along its length, one end of flexible conduit is to open Mouthful, sub bar activity installation and extends to outside with flexible conduit, and sub bar is located at telescopic chute and is rotatably connected on the to outer one end Two rotating mechanisms(8)On, the side wall that mother's bar is located at its open end is provided with screw hole, and is movably installed with adjusting by screw hole Bolt(7), sub bar is rotatably connected on the second rotating mechanism(8)One end side wall offer mounting hole.
4. a kind of anesthesia spinal needle with negative-pressure inner needle core according to claim 1, which is characterized in that described first turn Motivation structure(5)With the second rotating mechanism(8)Structure is identical, includes two groups of fixed plates(801), fixed plate described in two groups(801) Be arranged in parallel, and between be rotatablely equipped with rotation axis(802), one of fixed plate(801)One side wall open up there are two wearing Hole, and two perforation and rotation axis(802)Between line be mutually perpendicular to, two perforation in be interspersed with fixed link(804), and two A fixed link(804)Far from rotation axis(802)One end be fixedly connected on L shaped plate(803)On, and fixed link(804)Positioned at L-shaped Plate(803)With its close fixed plate(801)Between be arranged with contraction spring(805), contraction spring(805)One end fix connect It is connected on L shaped plate(803)On, the other end is fixed on fixed plate(801)On.
5. a kind of anesthesia spinal needle with negative-pressure inner needle core according to claim 4, which is characterized in that described first turn Motivation structure(5)On L shaped plate(803)With the second rotating mechanism(8)On L shaped plate(803)It is symmetrical in diagonal line.
6. a kind of anesthesia spinal needle with negative-pressure inner needle core according to claim 1, which is characterized in that the sliding shoe (9)Close to T shape sliding rails(12)Side offer T shape sliding slots, and sliding shoe(9)It is movably installed in T shape sliding rails by T shape sliding slots (12)On, the sliding shoe(9)On Fixed latches(10)It is plugged on T shape sliding rails(12)Location hole(13)Interior, the T shapes are slided Rail(12)Far from stabilizer blade(14)One end be provided with limited block.
7. a kind of anesthesia spinal needle with negative-pressure inner needle core according to claim 1, which is characterized in that the stabilizer blade (14)Bottom be bonded with non-slip mat.
8. a kind of anesthesia spinal needle with negative-pressure inner needle core according to claim 1, which is characterized in that the pilot hole Road(15)Diameter and needle body(3)Diameter it is equal.
CN201810605287.9A 2018-06-13 2018-06-13 Epidural puncture needle with negative pressure inner needle core Active CN108714042B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110664474A (en) * 2019-09-30 2020-01-10 河南省洛阳正骨医院(河南省骨科医院) Centrum nail with adjustable direction

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5575798A (en) * 1989-11-17 1996-11-19 Koutrouvelis; Panos G. Stereotactic device
CN102895019A (en) * 2012-11-01 2013-01-30 李志煜 Anesthesia spinal needle with negative-pressure inner needle core
CN203001131U (en) * 2013-01-21 2013-06-19 王建丽 Enterocoelia puncture needle positioning support
CN203619636U (en) * 2013-12-26 2014-06-04 潍坊医学院 Epidural anesthesia puncture needle
CN204394641U (en) * 2015-01-07 2015-06-17 潍坊医学院 A kind of epidural anaesthetic puncture needle
CN106166081A (en) * 2016-07-20 2016-11-30 河南科技大学第附属医院 A kind of oncotherapy intervention device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5575798A (en) * 1989-11-17 1996-11-19 Koutrouvelis; Panos G. Stereotactic device
CN102895019A (en) * 2012-11-01 2013-01-30 李志煜 Anesthesia spinal needle with negative-pressure inner needle core
CN203001131U (en) * 2013-01-21 2013-06-19 王建丽 Enterocoelia puncture needle positioning support
CN203619636U (en) * 2013-12-26 2014-06-04 潍坊医学院 Epidural anesthesia puncture needle
CN204394641U (en) * 2015-01-07 2015-06-17 潍坊医学院 A kind of epidural anaesthetic puncture needle
CN106166081A (en) * 2016-07-20 2016-11-30 河南科技大学第附属医院 A kind of oncotherapy intervention device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110664474A (en) * 2019-09-30 2020-01-10 河南省洛阳正骨医院(河南省骨科医院) Centrum nail with adjustable direction

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