CN204072960U - Be beneficial to the nerve block device of ultrasonic guidance - Google Patents

Be beneficial to the nerve block device of ultrasonic guidance Download PDF

Info

Publication number
CN204072960U
CN204072960U CN201420531745.6U CN201420531745U CN204072960U CN 204072960 U CN204072960 U CN 204072960U CN 201420531745 U CN201420531745 U CN 201420531745U CN 204072960 U CN204072960 U CN 204072960U
Authority
CN
China
Prior art keywords
sleeve pipe
closing member
nook closing
needle point
beneficial
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN201420531745.6U
Other languages
Chinese (zh)
Inventor
余斌
靳令经
邹天笑
谢书奇
张毓文
何苗
张晓庆
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.)
Henan Tuoren Medical Device Co ltd
Original Assignee
Shanghai Tongji Hospital
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Tongji Hospital filed Critical Shanghai Tongji Hospital
Priority to CN201420531745.6U priority Critical patent/CN204072960U/en
Application granted granted Critical
Publication of CN204072960U publication Critical patent/CN204072960U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

A kind of nerve block device being beneficial to ultrasonic guidance, be made up of the sleeve pipe of a hollow, the nook closing member of a hollow is provided with in sleeve pipe, nook closing member top is provided with needle point, needle point stretches out cannula tip, the inclined-plane of needle point is provided with micro-dentalation, the outer surface of the nook closing member close to needle point is provided with concaveconvex structure, the sidewall of sleeve pipe front end is provided with multiple side opening, sleeve pipe is embedded in several and is parallel to the ultrasonic development the strengthened effect of sleeve pipe major axis, the material of X-ray opaque, a rubber plunger is provided with in the tail end of sleeve pipe, the tail end of sleeve pipe is also provided with a side pipe, side pipe is arranged on the front end of rubber plunger, side pipe is connected with sleeve pipe.This utility model can complete continuous peripheral blockade under ultrasound guidance, the wherein 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, not easily nerve injury.

Description

Be beneficial to the nerve block device of ultrasonic guidance
Technical field:
This utility model relates to mankind life article, particularly relates to medical apparatus and instruments, particularly the trocar, is particularly beneficial to the nerve block device of ultrasonic guidance.
Background technology:
Continuous peripheral nerve block technology can realize extending anesthesia, Postoperative Analgesia After and sympatheticoparalytic effect according to the needs of operation, can realize divided doses simultaneously, thus reduces the poisoning danger of local anaesthetics.Extensively Ying Yu is in clinical anesthesia and pain therapy, is also one of main method of current Multimodal analgesia.For reducing the complication of anesthesia, modern anesthesia has entered the visual epoch, among the ultrasonic various methods being widely applied to anesthesia.Traditional nerve block completes under can adopting Anatomical orientation blind spy paresthesia method or nerve stimulator location, at present peripheral nervous can be known and manifests under ultrasound guidance, carry out nerve block, can more effective 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:
The purpose of this utility model is to provide a kind of nerve block device being beneficial to ultrasonic guidance, and the described this nerve block device being beneficial to ultrasonic guidance will solve nerve block device in prior art and easily cause the technical problem of nerve injury.
A kind of nerve block device being beneficial to ultrasonic guidance of the present invention, be 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, the sidewall of the leading section of described sleeve pipe is provided with at least one side opening, the tail end of described sleeve pipe is fixedly installed a connection tube, the internal diameter of described connection tube is greater than the internal diameter of sleeve pipe, the central axis of described connection tube overlaps with the extended line of cannula center axis, a rubber plunger is provided with in described connection tube, described nook closing member is through described rubber plunger, the tail end of described nook closing member is fixedly installed holds the hands wing, described holds the outside that the hands wing is positioned at connection tube, the connection tube sidewall in described rubber plunger front is provided with a side pipe, described side pipe is communicated with connection tube, the inclined-plane of described needle point is provided with micro-dentalation, the outer surface of the nook closing member close to needle point is provided with concaveconvex structure, the X-ray shielding line of at least 2 is provided with in the inwall of described sleeve pipe, described X-ray shielding line and cannula center axis being parallel.
Further, the end of described nook closing member is connected with wire, and described wire is through holding the hands wing, and described wire is connected with a socket, described socket is connected with the plug of a nerve stimulator.
Further, the tail end of described nook closing member is also connected 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 is connected with a conduit, and one end of described conduit connects a sleeve.
Further, described sleeve is connected with a syringe or analgesia pump or can the knob of shutoff.
Further, the outer wall of described sleeve pipe is provided with scale.
Further, the nook closing member near described side pipe is provided with at least one aperture.
Further, the medial wall of sleeve pipe is provided with insulating barrier,
Further, the inclined-plane of described needle point becomes the angle of 30 degree with the axis of 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, and the resistance that when can increase inserting needle, in tissue, fascia is broken through simultaneously, is beneficial to location and minimizing nerve injury.In the outer sleeve portion of indwelling, increase the composition of more X-ray opaques, be beneficial to B ultrasonic development.
The present invention is about on the outer surface of the nook closing member of 15mm scope at the front end of pin distance needle point increases circular concaveconvex structure, can strengthen luminous reflectance development.Be about 20mm scope in the front end of trocar sheath and increase a little side opening, be convenient to medicinal liquid infusion.
Concrete, described plastic bushing is just at the right time for the nerve stimulation pin as nook closing member provides an insulating barrier.
Operation principle of the present utility model is: under the outer technology of B ultrasonic short axis plane guides, first after ultrasonic probe major axis mid point distance probe edge 1 centimeters local anaesthesia, first nook closing member inserts in subcutaneous tissue by local anaesthesia point, major axis is that 45 degree of angles thrust with popping one's head in, when needle point is close to time neural, because the enhancing of needle point is developed, by ultrasonic screen display, now, side pipe by nook closing member outer catheter injects local anaesthesia medicine, then nook closing member is taken out, transfer super expert detective's head in plane technology simultaneously, outer catheter axis is being overlapped with the axis of ultrasonic probe, now, under ultrasonic development, trocar sheath is sent into 3cm forward again, 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, by the rubber plunger of cannula end at once automatic sealing package block sleeve pipe, prevent medicine from overflowing from sleeve pipe.If adopt nerve stimulator location, nerve stimulator is connected with the end of nook closing member by wire, under the outer technology of B ultrasonic short axis plane guides, first after ultrasonic probe major axis mid point distance probe edge 1 centimeters local anaesthesia, first nook closing member inserts in subcutaneous tissue by local anaesthesia point, major axis is that 45 degree of angles thrust with popping one's head in, when needle point is close to time neural, first put electric current 1mv, when there being muscle contraction, the electric current of adjustment stimulator still has this innerv muscle contraction to below 0.3mv, can determine nerve nearby, injects local anaesthesia medicine by the side pipe of nook closing member outer catheter.Then nook closing member is taken out, transfer super expert detective's head in plane technology simultaneously, outer catheter axis is being overlapped with the axis of ultrasonic probe, now, under ultrasonic development, trocar sheath is sent into 3cm forward again, 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 by the rubber plunger of cannula end at once automatic sealing package block sleeve pipe, prevent medicine from overflowing from sleeve pipe.
Concrete, sleeve pipe can adopt 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.In addition because sleeve pipe front end is provided with at least one side opening, medicinal liquid continuous infusion can be ensured.X-ray shielding line in sleeve pipe, can help observe sleeve position under ultrasound guidance and understand injection situation, sleeve pipe is marked with scale simultaneously, can locate.Rubber plunger shutoff immediately when nook closing member is extracted of cannula end, the sidewall of sleeve pipe is provided with side pipe, can connects syringe and analgesia pump.Nook closing member of the present utility model is hollow, and pinpoint inclined plane is more blunt 30 degree, and the anchor ring of needle point is micro-zigzag is beneficial to ultrasonic development, can reduce perineural coup injury.
This utility model is compared with prior art, and its effect is actively with obvious.This utility model can complete the operation of continuous peripheral blockade under ultrasonic visualization guides, due to the special construction of needle point and conduit, can increase ultrasonic under developing technique, not easily injured nerve, simple to operate, accuracy is higher.And conduit and surrounding tissue are fitted closely, not easily skid off.There is multiple side opening sleeve pipe front end, ensure 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, adopting more blunt micro-dentation needle point can reduce perineural coup injury.
The present invention combines the patented technology of in the past applying for, adds the special construction more easily developed, is more conducive to the development of needle point during technological orientation outside ultrasonic short axis plane, reduce neural damage at nook closing member tip; Be embedded in the structure strengthening development simultaneously at the trocar sheath of indwelling, be convenient to position and the administration of observing inlying catheter.
Accompanying drawing illustrates:
Fig. 1 is the nerve block apparatus structure schematic diagram that this utility model is beneficial to ultrasonic guidance.
Fig. 2 is another structural representation that this utility model is beneficial to the nerve block device of ultrasonic guidance.
Fig. 3 is the structural representation that this utility model is beneficial to tip portion in the nerve block device of ultrasonic guidance.
Fig. 4 is the structural representation that this utility model is beneficial to needle point and nook closing member part in the nerve block device of ultrasonic guidance.
Detailed description of the invention:
Embodiment 1:
As Fig. 1, Fig. 2, shown in Fig. 3, shown in, a kind of peripheral nerve block device of this utility model, be 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 cross shaft surface of described needle point 3 there is the structure of micro-dentation, the sidewall of the leading section of sleeve pipe 1 is provided with at least one side opening 4, the tail end of sleeve pipe 1 is fixedly installed a connection tube 14, the internal diameter of described connection tube 14 is greater than the internal diameter of sleeve pipe, the central axis of connection tube 14 overlaps with the extended line of cannula center axis, a rubber plunger 5 is provided with in connection tube 14, 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, described holds the outside that the hands wing 7 is positioned at connection tube 14, connection tube 14 sidewall in rubber plunger 5 front is provided with a side pipe 6, described side pipe 6 is communicated with connection tube 14, the inclined-plane of described needle point 3 is provided with micro-dentalation 16, the outer surface of the nook closing member 2 close to needle point 3 is provided with concaveconvex structure 10, the X-ray shielding line of at least 2 is provided with in the inwall of described sleeve pipe 1, described X-ray shielding line and sleeve pipe 1 centerline axis parallel.
Further, described side pipe 6 is connected with a conduit 8, described conduit 8 is connected with a sleeve 9.
Further, described sleeve 9 being connected with a syringe or analgesia pump can the knob of shutoff.
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 is just at the right time for the nerve stimulation pin as nook closing member provides an insulating barrier.
When this utility model uses, first according to Anatomical orientation, point of puncture can be determined, after local anaesthesia, 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, be 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 sent into 2-3cm forward by the right hand gently again, 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
As Fig. 2, shown in Fig. 3 and Fig. 4, a kind of peripheral nerve block device of this utility model, be made up of the sleeve pipe 1 of a hollow, a nook closing member 2 is provided with in described sleeve pipe 1, 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, the sidewall of the front end of described sleeve pipe 1 is provided with at least one side opening 4, a plunger 5 is provided with in the tail end of described sleeve pipe 1, the tail end of described sleeve pipe 1 is also 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 is connected with the described hands wing 7 of holding, 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, the outer surface of the nook closing member 2 close to needle point 3 is provided with concaveconvex structure 10, the X-ray shielding line of at least 2 is provided with in the inwall of described sleeve pipe 1, described X-ray shielding line and sleeve pipe 1 centerline axis parallel, the end of described nook closing member 2 is connected with wire 11, described wire 7 is connected with 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 connected with the pliers of nerve stimulator.
Further, described side pipe 6 is connected with a conduit 8, described conduit 8 is connected with a sleeve 9.
Further, described sleeve 9 is connected with a syringe or analgesia pump or can the knob of shutoff.
Further, the nook closing member 2 near described 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 axis of described nook closing member 2 are the angle of 30 degree.
Further, described sleeve pipe 1 is just at the right time for the nerve stimulation pin as nook closing member provides an insulating barrier.
When this utility model uses, employing nerve stimulator is located, 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 of adjustment stimulator still has this innerv muscle contraction to 0.3mv, nerve can be determined nearby, inject a certain amount of local anesthetic by side pipe 6, re-use stimulator and measure, as still driftlessness muscle contraction, can extract nook closing member 2 by left hand, trocar sheath 1 is sent into 2-3cm forward by the right hand gently, and 3M pad pasting is fixed.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 (9)

1. one kind is beneficial to the nerve block device of ultrasonic guidance, be 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, the sidewall of the leading section of described sleeve pipe is provided with at least one side opening, the tail end of described sleeve pipe is fixedly installed a connection tube, the internal diameter of described connection tube is greater than the internal diameter of sleeve pipe, the central axis of described connection tube overlaps with the extended line of cannula center axis, a rubber plunger is provided with in described connection tube, described nook closing member is through described rubber plunger, the tail end of described nook closing member is fixedly installed holds the hands wing, described holds the outside that the hands wing is positioned at connection tube, the connection tube sidewall in described rubber plunger front is provided with a side pipe, described side pipe is communicated with connection tube, it is characterized in that: the inclined-plane of described needle point is provided with micro-dentalation, the outer surface of the nook closing member close to needle point is provided with concaveconvex structure, the X-ray shielding line of at least 2 is provided with in the inwall of described sleeve pipe, described X-ray shielding line and cannula center axis being parallel.
2. be beneficial to the nerve block device of ultrasonic guidance as claimed in claim 1, it is characterized in that: the end of described nook closing member is connected with wire, described wire is through holding the hands wing, and described wire is connected with a socket, described socket is connected with the plug of a nerve stimulator.
3. be beneficial to the nerve block device of ultrasonic guidance as claimed in claim 2, it is characterized in that: the pliers tail end of described nook closing member being also connected with a nerve stimulator.
4. be beneficial to the nerve block device of ultrasonic guidance as claimed in claim 1, it is characterized in that: the anchor ring of needle point and the major axis of pin are the angle of 20 ~ 40 degree.
5. be beneficial to the nerve block device of ultrasonic guidance as claimed in claim 1, it is characterized in that: one end of described side pipe is connected with a conduit, one end of described conduit connects a sleeve.
6. be beneficial to the nerve block device of ultrasonic guidance as claimed in claim 5, it is characterized in that: described sleeve is connected with a syringe or analgesia pump or can the knob of shutoff.
7. be beneficial to the nerve block device of ultrasonic guidance as claimed in claim 1, it is characterized in that: the outer wall of described sleeve pipe is provided with scale.
8. be beneficial to the nerve block device of ultrasonic guidance as claimed in claim 1, it is characterized in that: the nook closing member near described side pipe is provided with at least one aperture.
9. be beneficial to the nerve block device of ultrasonic guidance as claimed in claim 1, it is characterized in that: on the medial wall of sleeve pipe, be provided with insulating barrier.
CN201420531745.6U 2014-09-16 2014-09-16 Be beneficial to the nerve block device of ultrasonic guidance Expired - Lifetime CN204072960U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420531745.6U CN204072960U (en) 2014-09-16 2014-09-16 Be beneficial to the nerve block device of ultrasonic guidance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420531745.6U CN204072960U (en) 2014-09-16 2014-09-16 Be beneficial to the nerve block device of ultrasonic guidance

Publications (1)

Publication Number Publication Date
CN204072960U true CN204072960U (en) 2015-01-07

Family

ID=52165731

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420531745.6U Expired - Lifetime CN204072960U (en) 2014-09-16 2014-09-16 Be beneficial to the nerve block device of ultrasonic guidance

Country Status (1)

Country Link
CN (1) CN204072960U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104189973A (en) * 2014-09-16 2014-12-10 上海市同济医院 Nerve blocking device using ultrasonic guide
CN109330670A (en) * 2018-11-13 2019-02-15 刘恒明 A kind of anesthesia procedures device of the clinical anesthesia section convenient for operation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104189973A (en) * 2014-09-16 2014-12-10 上海市同济医院 Nerve blocking device using ultrasonic guide
CN109330670A (en) * 2018-11-13 2019-02-15 刘恒明 A kind of anesthesia procedures device of the clinical anesthesia section convenient for operation

Similar Documents

Publication Publication Date Title
CN104189973B (en) A kind of nerve block device being beneficial to ultrasonic guidance
US5976110A (en) Catheter system for administration of continuous peripheral nerve anesthetic
CN201612673U (en) Improved peripheral nerve block retaining trocar
CN102727961B (en) Nerve block indwelling catheter needle with resistance measuring device
CN104000639B (en) The adjustable nerve block of puncturing head punctures catheter needle
CN206381223U (en) Manadesma blocks ultrasonic puncture pin
KR20140113597A (en) Safety neural injection system and related methods
CN206198014U (en) A kind of ultrasonic guidance nerve block pin
CN204072960U (en) Be beneficial to the nerve block device of ultrasonic guidance
CN212788638U (en) Nerve stimulation needle beneficial to ultrasonic guidance
CN103446656A (en) Anti-breaking nerve block indwelling catheter needle
CN105617511A (en) Non-deforming continuous peripheral nerve blocking indwelling catheter
CN103272324A (en) Minimally-invasive intervening type medicine feeding device
CN201239183Y (en) Peripheral nerve block indwelling trocars
CN219070569U (en) Percutaneous puncture instrument
CN205548643U (en) Percutaneous lung puncture positioning tool
CN207253548U (en) A kind of measured length syringe with protection sleeve
CN106963458A (en) A kind of positioning remaining needle and its anesthesia for continuous peripheral blockade
CN203408347U (en) Minimally-invasive interventional administration device
CN104857625B (en) It is a kind of to be used to puncture the apparatus with drug administration by injection
CN202740531U (en) Nerve block indwelling catheter needle with resistance measuring device
CN203280828U (en) Insulin pump infusion trocar
CN210095863U (en) Indwelling spinal nerve root block needle
CN211561392U (en) Medicine feeding device for medical oncology
CN202637679U (en) Anti-breaking nerve block remaining catheter needle

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20220810

Address after: 453400 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

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20150107