CN104189973B - A kind of nerve block device being beneficial to ultrasonic guidance - Google Patents
A kind of nerve block device being beneficial to ultrasonic guidance Download PDFInfo
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- CN104189973B CN104189973B CN201410471509.4A CN201410471509A CN104189973B CN 104189973 B CN104189973 B CN 104189973B CN 201410471509 A CN201410471509 A CN 201410471509A CN 104189973 B CN104189973 B CN 104189973B
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- sleeve pipe
- closing member
- nook closing
- needle point
- pipe
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- 210000005036 nerve Anatomy 0.000 title claims abstract description 29
- 230000009286 beneficial effect Effects 0.000 title claims abstract description 13
- 230000036592 analgesia Effects 0.000 claims description 11
- 230000004888 barrier function Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000002093 peripheral effect Effects 0.000 abstract description 5
- 238000002604 ultrasonography Methods 0.000 abstract description 4
- 208000028389 Nerve injury Diseases 0.000 abstract description 3
- 230000008764 nerve damage Effects 0.000 abstract description 3
- 238000007373 indentation Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 206010002091 Anaesthesia Diseases 0.000 description 14
- 230000037005 anaesthesia Effects 0.000 description 14
- 230000018109 developmental process Effects 0.000 description 10
- 238000001949 anaesthesia Methods 0.000 description 9
- 239000003814 drug Substances 0.000 description 9
- 239000000523 sample Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 230000006378 damage Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000004118 muscle contraction Effects 0.000 description 4
- 230000001537 neural effect Effects 0.000 description 4
- 229940079593 drug Drugs 0.000 description 3
- 238000001802 infusion Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000007383 nerve stimulation Effects 0.000 description 3
- 210000000578 peripheral nerve Anatomy 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 229940035676 analgesics Drugs 0.000 description 2
- 239000000730 antalgic agent Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000030214 innervation Effects 0.000 description 2
- 239000003589 local anesthetic agent Substances 0.000 description 2
- 206010033675 panniculitis Diseases 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 210000004304 subcutaneous tissue Anatomy 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 238000012800 visualization Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 210000003195 fascia Anatomy 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229960005015 local anesthetics Drugs 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000036407 pain Effects 0.000 description 1
- 208000035824 paresthesia Diseases 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
A kind of nerve block device being beneficial to ultrasonic guidance, it is made up of the sleeve pipe of a hollow, sleeve pipe is provided with the nook closing member of a hollow, nook closing member top is provided with needle point, needle point stretches out cannula tip, micro-dentalation it is provided with on the inclined-plane of needle point, outer surface close to the nook closing member of needle point is provided with concaveconvex structure, multiple side opening it is provided with on the sidewall of sleeve pipe front end, sleeve pipe is embedded in several ultrasonic development strengthened effects being parallel to sleeve pipe major axis, the material of X-ray opaque, the tail end of sleeve pipe is provided with a rubber plunger, the tail end of sleeve pipe is additionally provided with a side pipe, side pipe is arranged on the front end of rubber plunger, side pipe is connected with sleeve pipe.The present invention can complete continuous peripheral blockade under ultrasound guidance, and wherein the anchor ring indentation structure of nook closing member needle point, the outer surface of nook closing member is provided with concaveconvex structure, the effect of luminous reflectance development can be strengthened, can develop under ultrasound guidance, simple to operate, accuracy is higher, is difficult to nerve injury.
Description
Technical field:
The present invention relates to mankind life article, particularly relate to medical apparatus and instruments, particularly to the nerve block device of the trocar, the most beneficially ultrasonic guidance.
Background technology:
Peripheral nerve block technology can realize extending anesthesia, Postoperative Analgesia After and sympatheticoparalytic effect according to the needs of operation continuously, can realize divided doses simultaneously, thus reduce the danger of local anaesthetics poisoning.Extensively Ying Yu is in clinical anesthesia and pain therapy, is also one of the main method of current Multimodal analgesia.For reducing the complication of anesthesia, modern anesthesia has been enter into the visualization epoch, among the ultrasonic various methods having been widely used anesthesia.Traditional nerve block can use and complete under Anatomical orientation blind spy paresthesia method or nerve stimulator location, and peripheral nervous can clearly manifest the most under ultrasound guidance, carries out nerve block, can more effectively blocking nerves, simultaneously minimizing local anaesthesia drug dose and neural damage.The nerve block device that current domestic shortage is effectively developed.
Summary of the invention:
It is an object of the invention to provide a kind of nerve block device being beneficial to ultrasonic guidance, in the described this nerve block device prior art to be solved being beneficial to ultrasonic guidance, nerve block device easily causes the technical problem of nerve injury.
nullA kind of nerve block device being beneficial to ultrasonic guidance of the present invention，It is made up of the sleeve pipe of a nook closing member and a hollow，Described nook closing member is arranged in described sleeve pipe，The front end of described nook closing member is provided with needle point，Described needle point extends the front end face of described sleeve pipe，At least one side opening it is provided with on the sidewall of the leading section of described sleeve pipe，The tail end of described sleeve pipe is fixedly installed a connecting tube，The internal diameter of described connecting tube is more than the internal diameter of sleeve pipe，The central axis of described connecting tube overlaps with the extended line of cannula center axis，Described connecting tube is provided with a rubber plunger，Described nook closing member is through described rubber plunger，The tail end of described nook closing member is fixedly installed holds the hands wing，The described hands wing of holding is positioned at the outside of connecting tube，A side pipe it is provided with on the connecting tube sidewall in described rubber plunger front，Described side pipe connects with connecting tube，The inclined-plane of described needle point is provided with micro-dentalation，Outer surface close to the nook closing member of needle point is provided with concaveconvex structure，The inwall of described sleeve pipe is provided with the X-ray shielding line of at least 2，Described X-ray shielding line is parallel with cannula center axis.
Further, the end of described nook closing member connects wire, and described wire, through holding the hands wing, described wire connects and has a socket, and the plug of described socket and a nerve stimulator is connected.
Further, the tail end of described nook closing member is also associated with the pliers of a nerve stimulator.
Further, the anchor ring of needle point and the major axis of pin are the angle of 20 ~ 40 degree,
Further, one end of described side pipe connects a conduit, and one end of described conduit connects a sleeve.
Further, described sleeve connects the knob having a syringe or analgesia pump, maybe can blocking.
Further, the outer wall of described sleeve pipe is provided with scale.
Further, the described nook closing member near side pipe is provided with at least one aperture.
Further, the medial wall of sleeve pipe is provided with insulating barrier,
Further, the angle axially becoming 30 degree of the inclined-plane of described needle point and nook closing member.
The present invention is provided with micro-laciniation on the inclined-plane of needle point, and the sawtooth that its dimpling goes out can strengthen ultrasonic development, the resistance that when can increase inserting needle, in tissue, fascia is broken through simultaneously, is beneficial to location and reduces nerve injury.The composition of more X-ray opaque, beneficially B ultrasonic development is increased in the outer sleeve portion of indwelling.
The present invention increases circular concaveconvex structure on the outer surface of the front end of the pin nook closing member away from needle point about 15mm scope, can strengthen luminous reflectance development.A little side openings are increased, it is simple to medicinal liquid infusion in the front end of trocar sheath about 20mm scope.
Concrete, described plastic bushing provides an insulating barrier for the nerve stimulation pin as nook closing member just at the right time.
The operation principle of the present invention is: under the outer technology of B ultrasonic short axis plane guides, first at ultrasonic probe major axis midpoint after probe edge 1 centimeters local anaesthesia, first nook closing member inserts in subcutaneous tissue by local anaesthesia point, it is that 45 degree of angles thrust with probe major axis, when needle point is close to time neural, owing to the enhancing of needle point is developed, can be shown by ultrasonic screen, now, local anaesthesia medicine can be injected by the side pipe of nook closing member outer catheter, then take out nook closing member, super expert detective's head is transferred to technology in plane simultaneously, outer catheter axis is made to overlap in the axis with ultrasonic probe, now, under ultrasonic development, trocar sheath is sent into further along 3cm, then fix, syringe or analgesia pump is connected again by the side pipe on sleeve pipe, inject the related drugs such as analgesics.When extracting nook closing member, block sleeve pipe by the rubber plunger of cannula end automatic sealing package at once, prevent medicine from overflowing from sleeve pipe.If using nerve stimulator location, nerve stimulator is connected by the end of wire and nook closing member, under the outer technology of B ultrasonic short axis plane guides, first at ultrasonic probe major axis midpoint after probe edge 1 centimeters local anaesthesia, first nook closing member inserts in subcutaneous tissue by local anaesthesia point, it is that 45 degree of angles thrust with probe major axis, when needle point is close to time neural, first put electric current 1mv, when there being muscle contraction, the electric current adjusting stimulator still has the muscle contraction of this innervation to below 0.3mv, i.e. can determine that nerve nearby, injects local anaesthesia medicine by the side pipe of nook closing member outer catheter.Then take out nook closing member, super expert detective's head is transferred to technology in plane simultaneously, outer catheter axis is made to overlap in the axis with ultrasonic probe, now, under ultrasonic development, trocar sheath is sent into further along 3cm, then fixes, syringe or analgesia pump is connected again by the side pipe on sleeve pipe, inject the related drugs such as analgesics, block sleeve pipe by the rubber plunger of cannula end automatic sealing package at once when extracting nook closing member, prevent medicine from overflowing from sleeve pipe.
Concrete, sleeve pipe can use insulant to make, or is provided with insulating barrier on the medial wall of sleeve pipe, can play insulating effect when entangling nook closing member.Sleeve pipe front end is provided with at least one side opening, it is ensured that medicinal liquid continuous infusion.X-ray shielding line in sleeve pipe, can help observe sleeve position under ultrasound guidance and understand injection situation, and sleeve pipe is marked with scale simultaneously, can position.The rubber plunger of cannula end blocks immediately when nook closing member is extracted, and the sidewall of sleeve pipe is provided with side pipe, can connect syringe and analgesia pump.The nook closing member of the present invention is hollow, and pinpoint inclined plane is more blunt 30 degree, and the anchor ring of needle point is that micro-zigzag is beneficial to ultrasonic development, can reduce perineural coup injury.
The present invention compares with prior art, and its effect is positive and obvious.The present invention can complete the operation of continuous peripheral blockade under ultrasonic visualization guides, due to needle point and the special construction of conduit, can increase ultrasonic under developing technique, be difficult to injured nerve, simple to operate, accuracy is higher.And conduit is with surrounding tissue laminating closely, is difficult to skid off.There is multiple side opening sleeve pipe front end, it is ensured that medicinal liquid infusion is unimpeded.The scale of its X-ray opaque indicated, can put pipe and injection situation by understanding under ultrasonic development, use more blunt micro-dentation needle point can reduce perineural coup injury.
The present invention combines the patented technology of application in the past, adds the special construction being more easy to development at nook closing member tip, and during the outer technological orientation of the most ultrasonic short axis plane, the development of needle point, reduces neural damage；Trocar sheath in indwelling is embedded in the structure strengthening development simultaneously, it is simple to observe position and the administration of inlying catheter.
Accompanying drawing illustrates:
Fig. 1 is a kind of nerve block apparatus structure schematic diagram being beneficial to ultrasonic guidance of the present invention.
Fig. 2 is another structural representation of a kind of nerve block device being beneficial to ultrasonic guidance of the present invention.
Fig. 3 is the structural representation of tip portion in a kind of nerve block device being beneficial to ultrasonic guidance of the present invention.
Fig. 4 is needle point and the structural representation of nook closing member part in a kind of nerve block device being beneficial to ultrasonic guidance of the present invention.
Detailed description of the invention:
Embodiment 1:
nullSuch as Fig. 1、Fig. 2、Shown in Fig. 3，Shown in，One peripheral nerve block device of the present invention，It is made up of the sleeve pipe 1 of a nook closing member 2 and a hollow，Described nook closing member 2 is arranged in described sleeve pipe 1，Wherein，The front end of described nook closing member 2 is provided with needle point 3，Described needle point 3 extends the front end face of described sleeve pipe 1，The structure of micro-dentation is had on the cross shaft surface of described needle point 3，At least one side opening 4 it is provided with on the sidewall of the leading section of sleeve pipe 1，The tail end of sleeve pipe 1 is fixedly installed a connecting tube 14，The internal diameter of described connecting tube 14 is more than the internal diameter of sleeve pipe，The central axis of connecting tube 14 overlaps with the extended line of cannula center axis，Connecting tube 14 is provided with a rubber plunger 5，Nook closing member 2 is through described rubber plunger 5，The tail end of nook closing member 2 is fixedly installed holds the hands wing 7，The described hands wing 7 of holding is positioned at the outside of connecting tube 14，It is provided with a side pipe 6 on connecting tube 14 sidewall in rubber plunger 5 front，Described side pipe 6 connects with connecting tube 14，The inclined-plane of described needle point 3 is provided with micro-dentalation 16，Outer surface close to the nook closing member 2 of needle point 3 is provided with concaveconvex structure 10，The inwall of described sleeve pipe 1 is provided with the X-ray shielding line of at least 2，Described X-ray shielding line and sleeve pipe 1 centerline axis parallel.
Further, described side pipe 6 connecting and has a conduit 8, described conduit 8 connects a sleeve 9.
Further, described sleeve 9 connects the knob having a syringe or analgesia pump to block.
Further, the outer wall of described sleeve pipe 1 is provided with scale.
Further, the inclined-plane of described needle point 3 and the axis of described nook closing member 2 are the angle of 30 degree.
Further, described plastic bushing provides an insulating barrier for the nerve stimulation pin as nook closing member just at the right time.
When the present invention uses, point of puncture can be determined, after local anaesthesia first according to Anatomical orientation, hold peripheral blockade indwelling casing tube 1 pin with the right hand to thrust along Anatomical orientation, after the distinctive sheath of different parts breaks through sense appearance, it is combined in B location, after determining that position is correct, a certain amount of local anesthetic is injected by side pipe 6, left hand extracts nook closing member 2, and trocar sheath 1 pin is re-fed into the most forward 2-3cm by the right hand, then uses 3M pad pasting to fix.Art is complete connects analgesia pump by side pipe 6 again, then blocks sleeve pipe 1 by the plunger 5 of sleeve pipe 1 tail end, prevents medicine from overflowing from sleeve pipe 1.
Embodiment 2
nullSuch as Fig. 2、Shown in Fig. 3 and Fig. 4，One peripheral nerve block device of the present invention，It is made up of the sleeve pipe 1 of a hollow，Described sleeve pipe 1 is provided with a nook closing member 2，The top of described nook closing member 2 is provided with a needle point 3，Described needle point 3 stretches out the top of described sleeve pipe 1，At least one side opening 4 it is provided with on the sidewall of the front end of described sleeve pipe 1，The tail end of described sleeve pipe 1 is provided with a plunger 5，The tail end of described sleeve pipe 1 is additionally provided with a side pipe 6，Described side pipe 6 is arranged on the front end of described plunger 5，Described side pipe 6 is connected with described sleeve pipe 1，The tail end of described sleeve pipe 1 is provided with one and holds the hands wing 7，Described nook closing member 2 is through described plunger 5，Described nook closing member 2 and the described hands wing 7 of holding connect，One end of described nook closing member 2 is stretched out and described is held the hands wing 7，The inclined-plane of described needle point 3 is provided with micro-dentalation 16，Outer surface close to the nook closing member 2 of needle point 3 is provided with concaveconvex structure 10，The inwall of described sleeve pipe 1 is provided with the X-ray shielding line of at least 2，Described X-ray shielding line and sleeve pipe 1 centerline axis parallel，The end of described nook closing member 2 connects wire 11，Connect on described wire 7 and have a socket 12，Described socket 12 is connected with the plug 13 of a nerve stimulator.
Further, the tail end of described nook closing member 2 is also associated with the pliers of nerve stimulator.
Further, described side pipe 6 connecting and has a conduit 8, described conduit 8 connects a sleeve 9.
Further, described sleeve 9 connects the knob having a syringe or analgesia pump maybe can block.
Further, the described nook closing member 2 near side pipe 6 is provided with at least one aperture 15.
Further, the outer wall of described sleeve pipe 1 is provided with scale.
Further, the inclined-plane of described needle point 3 and the axial of described nook closing member 2 are in the angle of 30 degree.
Further, described sleeve pipe 1 provides an insulating barrier for the nerve stimulation pin as nook closing member just at the right time.
When the present invention uses, employing nerve stimulator positions, after local anaesthesia, the right hand is held peripheral blockade indwelling casing tube 1 pin and is thrust along Anatomical orientation, first put electric current 1mv, shrink when there being target muscles, the electric current adjusting stimulator still has the muscle contraction of this innervation to 0.3mv, i.e. can determine that nerve nearby, inject a certain amount of local anesthetic by side pipe 6, re-use stimulator and measure, such as still driftlessness muscle contraction, can extract nook closing member 2 by left hand, trocar sheath 1 is sent into the most forward 2-3cm, 3M pad pasting and is fixed by the right hand.Art is complete connects analgesia pump by side pipe 6 again, then blocks sleeve pipe 1 by the rubber plunger 5 of sleeve pipe 1 tail end, prevents medicine from overflowing from sleeve pipe 1.
Claims (1)
1. it is beneficial to a nerve block device for ultrasonic guidance, is made up of the sleeve pipe of a nook closing member and a hollow, described pin
Core is arranged in described sleeve pipe, and the front end of described nook closing member is provided with needle point, and described needle point extends described
The front end face of sleeve pipe, the sidewall of the leading section of described sleeve pipe is provided with at least one side opening, described sleeve pipe
Tail end is fixedly installed a connecting tube, and the internal diameter of described connecting tube is more than the internal diameter of sleeve pipe, described connecting tube
Central axis overlap with the extended line of cannula center axis, described connecting tube is provided with a rubber plunger,
Described nook closing member is through described rubber plunger, and the tail end of described nook closing member is fixedly installed holds the hands wing, and described holds
The hands wing is positioned at the outside of connecting tube, and the connecting tube sidewall in described rubber plunger front is provided with a side pipe, institute
The side pipe stated connects with connecting tube, it is characterised in that: the inclined-plane of described needle point is provided with micro-dentalation, is connecing
It is provided with concaveconvex structure on the outer surface of the nook closing member of nearly needle point, the inwall of described sleeve pipe is provided with at least 2
X-ray shielding line, described X-ray shielding line is parallel with cannula center axis, and the end of described nook closing member connects leads
Line, described wire, through holding the hands wing, described wire connects and has a socket, described socket and a god
It is connected through the plug of stimulator, the tail end of described nook closing member is also associated with the pliers of a nerve stimulator, pin
The anchor ring of point and the angle that the major axis of pin is 20～40 degree, one end of described side pipe connects a conduit, described
One end of conduit connect a sleeve, described sleeve connects a syringe or analgesia pump or can
Closure knob, the outer wall of described sleeve pipe is provided with scale, the described nook closing member near side pipe is provided with to
A few aperture, is provided with insulating barrier on the medial wall of sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410471509.4A CN104189973B (en) | 2014-09-16 | 2014-09-16 | A kind of nerve block device being beneficial to ultrasonic guidance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410471509.4A CN104189973B (en) | 2014-09-16 | 2014-09-16 | A kind of nerve block device being beneficial to ultrasonic guidance |
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| Publication Number | Publication Date |
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| CN104189973A CN104189973A (en) | 2014-12-10 |
| CN104189973B true CN104189973B (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410471509.4A Active CN104189973B (en) | 2014-09-16 | 2014-09-16 | A kind of nerve block device being beneficial to ultrasonic guidance |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105126206A (en) * | 2015-09-30 | 2015-12-09 | 张慧伟 | Nerve block puncture needle |
| CN108904096B (en) * | 2018-06-11 | 2020-08-07 | 史冬梅 | Tube placing needle for puncture injection |
| CN108938057A (en) * | 2018-08-07 | 2018-12-07 | 泸州市中医医院 | Nerve block sets pipe sleeve part |
| CN109223133A (en) * | 2018-11-07 | 2019-01-18 | 遵义医学院附属医院 | Ultrasonically guided percutaneous puncture bone positioning device |
| CN109662761A (en) * | 2019-02-20 | 2019-04-23 | 上海市肺科医院 | Multi-angle puncture and injection of medicine device in ultrasonic guidance lower plane |
| CN114191570A (en) * | 2021-11-26 | 2022-03-18 | 珠海金导医疗科技有限公司 | Ultrasonic developing solution and nerve block needle prepared by using same |
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| CN1839769A (en) * | 2005-03-30 | 2006-10-04 | 株式会社东芝 | An ultrasound-guided puncture needle |
| CN203138630U (en) * | 2013-03-18 | 2013-08-21 | 刘宝冬 | Ultrasonic guiding puncture needle |
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|---|---|---|---|---|
| CN201612673U (en) * | 2009-07-20 | 2010-10-27 | 余斌 | Improved peripheral nerve block retaining trocar |
| US20120059247A1 (en) * | 2010-09-03 | 2012-03-08 | Speeg Trevor W V | Echogenic needle for biopsy device |
| CN103446656A (en) * | 2012-06-01 | 2013-12-18 | 上海市同济医院 | Anti-breaking nerve block indwelling catheter needle |
| CN204072960U (en) * | 2014-09-16 | 2015-01-07 | 上海市同济医院 | Be beneficial to the nerve block device of ultrasonic guidance |
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2014
- 2014-09-16 CN CN201410471509.4A patent/CN104189973B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1839769A (en) * | 2005-03-30 | 2006-10-04 | 株式会社东芝 | An ultrasound-guided puncture needle |
| CN203138630U (en) * | 2013-03-18 | 2013-08-21 | 刘宝冬 | Ultrasonic guiding puncture needle |
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| CN104189973A (en) | 2014-12-10 |
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Effective date of registration: 20220721 Address after: 453400 camel Health Industrial Park, menggang Weiyuan Industrial Zone, Changyuan City, Xinxiang City, Henan Province Patentee after: HENAN TUOREN MEDICAL DEVICE Co.,Ltd. Address before: 200065 No. 389 Village Road, Shanghai, Putuo District Patentee before: Shanghai Tongji Hospital |
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