CN209392052U - Novel minimally invasive lumbar anesthesia puncturing kit - Google Patents

Abstract

The utility model discloses a kind of novel minimally invasive lumbar anesthesia puncturing kits, including lumbar anaesthesia puncture needle and the guid needle being used cooperatively with lumbar anaesthesia puncture needle, lumbar anaesthesia puncture needle includes the first needle tubing, guid needle includes the second needle tubing, the diameter of second needle tubing is 0.9mm, the needle point of second needle tubing is nib type, and silk-screen has guiding to puncture instruction point on the second needle tubing；When puncture, first needle tubing of lumbar anaesthesia puncture needle protrudes into the second needle tubing of guid needle, the diameter of first needle tubing of lumbar anaesthesia puncture needle is 0.5mm, silk-screen has child puncture instruction point and adult puncture to indicate point on first needle tubing, child puncture instruction point and the adult width for puncturing instruction point are 10mm, child puncture indicates that o'clock needle point 30mm away from the first needle tubing, adult puncture the instruction o'clock needle point 83mm away from the first needle tubing.The utility model can prevent lumbar anaesthesia puncture needle to be detached from target spot in puncture process or fracture by guid needle, help doctor to judge paracentesis depth by child puncture instruction point and the adult instruction point that punctures, be conducive to promote and apply.

Description

Novel minimally invasive lumbar anesthesia puncturing kit

Technical field

The utility model relates to medical instruments fields, more particularly to a kind of novel minimally invasive lumbar anesthesia puncturing kit.

Background technique

Intravertebral anesthesia has become the important component of modern anesthesia, and intravertebral anesthesia includes: caudal anaesthesia, waist Fiber crops, Epidural cavity and lumbar anesthesia combined anesthesia and sacrum fiber crops, lumbar anesthesia were once a kind of clinically main anaesthesia technologies, but because of its Headache Incidence is high, and clinical application is almost substituted by caudal anaesthesia, and caudal anaesthesia failure rate exists with the rate that do not hologony is blocked China is 9.56%, and Low Back Pain incidence is 8.08%.Epidural cavity and lumbar anesthesia combined anesthesia technology by lumbar anesthesia and caudal anaesthesia in conjunction with, Can mutually it learn from other's strong points to offset one's weaknesses, but spinal needle needs thicker epidural needle (epidural needle diameter is 1.6mm, length 80mm) guidance, The complication such as patient's Lumbar pain after operation, point of puncture pain or low pressure headache are easily caused, it is excessively thick to be primarily due to puncture needle, cerebrospinal fluid It leaks outside and causes from puncturing hole.

With the introducing of minimally invasive anesthesia theory and the progress of lumbar anesthesia drug, single lumbar anesthesia is opened in more and more hospitals Exhibition, the technology need to only puncture the fine needle puncture in packet with combined spinal-epidural, which is 25G nib type puncture needle, can avoid the stiffness of waist in children Various complication caused by combined anesthesia can also reduce what penetrability after Epidural cavity bodkin surprisingly causes endorchis to pierce through was had a headache Incidence, but face following problems: 1, the more common spinal needle of 25G nib type puncture needle is soft, not easy to operate, and when puncture should be noted Otherwise soft slow inserting needle is easy rust, sideslip, bending, even fractures, causes malpractice in puncture process；2, puncture needle Needling length be mainly to rely on the micro-judgment of doctor, must can be competent at by clinical experience Anesthetist abundant, experience is not The doctor of foot adverse reaction can occur because puncturing dislocation, influence the popularization and application of the technology.So far, in the market not yet The perfect scheme for solving the minimally invasive lumbar anesthesia of single is provided, clinical demand can not be adapted to.

Summary of the invention

The utility model provides a kind of novel minimally invasive lumbar anesthesia puncture set to solve shortcoming in the prior art Part can prevent lumbar anaesthesia puncture needle to be detached from target spot in puncture process or fracture, by setting on lumbar anaesthesia puncture needle by guid needle The child puncture instruction point and the adult instruction point that punctures set help doctor to judge paracentesis depth, are conducive to promote and apply.

The utility model is adopted the technical scheme that solve the above-mentioned problems, is provided the novel minimally invasive lumbar anesthesia of one kind and is worn External member, including lumbar anaesthesia puncture needle are pierced, lumbar anaesthesia puncture needle includes the first needle tubing, the first needle stand, the first needle core and the first needle core base, is gone back Including the guid needle being used cooperatively with lumbar anaesthesia puncture needle, guid needle includes the second needle tubing, the second needle stand, the second needle core and the second needle Core print seat, the diameter of the second needle tubing are 0.9mm, and the length of the second needle tubing is 40-50mm, and the needle point of the second needle tubing is nib type, the Silk-screen has an a kind of graduation mark and two class graduation marks on two needle tubings, a kind of graduation mark set there are three and a kind of graduation mark from the second needle tubing Needle point toward backshank every 10mm be arranged one, two class graduation marks be equipped with one and be denoted as guiding puncture instruction point, two class scales The needle point 40mm of the second needle tubing of line-spacing；

When puncture, the first needle tubing of lumbar anaesthesia puncture needle is protruded into the second needle tubing of guid needle, the first needle of lumbar anaesthesia puncture needle The diameter of pipe is 0.5mm, and the needle point of the first needle tubing is nib type, and silk-screen has three classes graduation mark, four class graduation marks on the first needle tubing With five class graduation marks, the spacing between each adjacent two graduation mark is 10mm, and four class graduation marks are equipped with one and away from the first needle The needle point 50mm of pipe, the width of four class graduation marks are 3mm, be denoted as it is adult puncture early-warning point, five class graduation marks set there are two and five The width of class graduation mark is 10mm, needle point 30mm of one of them five class graduation mark away from the first needle tubing, is denoted as child puncture instruction Point, needle point 83mm of another five classes graduation mark away from the first needle tubing are denoted as adult puncture and indicate point.

Preferably, a kind of graduation mark and guiding puncture instruction point with the cutting edge face of the second needle tubing in the same plane, three Class graduation mark, adult early-warning point, child puncture instruction point and the adult instruction point that punctures of puncturing exist with the cutting edge face of the first needle tubing On same plane.

Preferably, the length of the second needle tubing of guid needle is 46mm, and the length of the first needle tubing of lumbar anaesthesia puncture needle is 113mm。

Preferably, the width that guiding punctures instruction point is 1mm.

By adopting the above technical scheme, the utility model has the advantage that

The guid needle being arranged in the utility model can prevent lumbar anaesthesia puncture needle to be detached from target spot in puncture process or fracture, and lead The guiding being arranged in draw pin punctures the child puncture instruction point being arranged on instruction point and lumbar anaesthesia puncture needle and punctures instruction with adult Point can prompt the needle point of lumbar anaesthesia puncture needle to go deep into the length of subcutaneous tissue, the nib type design of needle tubing needle point in puncture process Replace traditional inclined mouth type, avoid traditional puncture needle and the cutting of endorchis, ligament, soft tissue is damaged, realize microtrauma puncture, So that lumbar anesthesia puncture becomes, damage is smaller, more accurate, puncture is safer, is particularly suitable for lumbar degenerative disease, obesity, blood coagulation function The abnormal lumbar anesthesia patient of energy.

To sum up, the utility model structure is simple, identifies eye-catching, strong operability, and guid needle ensure that lumbar anesthesia punctures successfully Rate reduces complication, and the instruction point scale redefined becomes the beacon in puncture process, points the direction and ensure that peace Entirely, it saves and punctures the time, improve disposable puncture success rate, and then reduce the generation of complication for patients, be conducive to promote and apply.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of lumbar anaesthesia puncture needle in the utility model；

Fig. 2 is the structural schematic diagram of guid needle in the utility model；

Fig. 3 is the use state diagram of the utility model；

Fig. 4 is the partial enlargement diagram in Fig. 1 at A；

Fig. 5 is the partial enlargement diagram in Fig. 2 at B.

Specific embodiment

As shown in Figures 1 to 5, the novel minimally invasive lumbar anesthesia puncturing kit of the utility model, including lumbar anaesthesia puncture needle and and waist The guid needle that numb puncture needle is used cooperatively, lumbar anaesthesia puncture needle include the first needle tubing 11, the first needle stand 12, the first needle core 13 and first Needle core base 14, guid needle include the second needle tubing 21, the second needle stand 22, the second needle core 23 and the second needle core base 24, needle tubing, needle stand, Needle core and needle core base are existing conventional techniques, and specific structure is no longer described in detail.

The diameter of second needle tubing 21 is 0.9mm, and the length of the second needle tubing 21 is 40-50mm, and the needle point of the second needle tubing 21 is Nib type, and unconventional inclined mouth type, are broken through by separated mode, avoid traditional puncture needle to endorchis, ligament, soft group The cutting damage knitted, opposite anesthesia spinal needle damage is minimum, realizes microtrauma puncture, nib type needle point was at minimally invasive medicine 2016 Entitled minimally invasive lumbar anesthesia turns on the books in one text of application in cesarean section after inhibiting pain in parturition in the phase page 255 of volume 11 the 2nd, Silk-screen has an a kind of graduation mark 25 and two class graduation marks on second needle tubing 21, a kind of graduation mark 25 set there are three and a kind of graduation mark 25 It is arranged one every 10mm from the needle point of the second needle tubing 21 toward backshank, two class graduation marks, which are equipped with one and are denoted as guiding, punctures instruction Point 26, needle point 40mm of the two class graduation marks away from the second needle tubing 21.The width that guiding punctures instruction point 26 is 1mm, and guiding, which punctures, to be referred to Show that a little 26 overstrikings mark, can effectively indicate that guiding punctures specific location.

When puncture, the first needle tubing 11 of lumbar anaesthesia puncture needle is protruded into the second needle tubing 21 of guid needle, and the of lumbar anaesthesia puncture needle The diameter of one needle tubing 11 is 0.5mm, and the needle point of the first needle tubing 11 is nib type, and silk-screen has three classes graduation mark on the first needle tubing 11 15, four class graduation marks and five class graduation marks, three classes graduation mark 15, four class graduation marks and five class graduation marks are referred to as graduation mark, often Spacing between two neighboring graduation mark is 10mm, and four class graduation marks are equipped with one and the needle point 50mm away from the first needle tubing 11, The width of four class graduation marks is 3mm, be denoted as it is adult puncture early-warning point 16, five class graduation marks set there are two and five class graduation marks width Degree is 10mm, needle point 30mm of one of them five class graduation mark away from the first needle tubing 11, is denoted as child puncture instruction point 17, another Needle point 83mm of the five class graduation marks away from the first needle tubing 11 is denoted as adult puncture and indicates point 18.

A kind of graduation mark 25 and guiding puncture instruction point 26 with the cutting edge face of the second needle tubing 21 in the same plane, three classes Graduation mark 15, it is adult puncture early-warning point 16, child puncture instruction point 17 and it is adult puncture instruction point 18 with the first needle tubing 11 Cutting edge face in the same plane, facilitates doctor to recognize scale in puncture process.

When specific design, the length of the second needle tubing 21 of guid needle can be set to 46mm, the first needle tubing 11 of lumbar anaesthesia puncture needle Length be 113mm, can guarantee effective working length of lumbar anaesthesia puncture needle 90mm, make guid needle and lumbar anaesthesia puncture needle cooperation make With.Lumbar anaesthesia puncture needle meets international standard, without re-starting clinical verification, reduces cost, practical.

The utility model can be divided into following situations when specifically used:

Children's lumbar anesthesia: children's lumbar anesthesia paracentesis depth is generally 30-40mm, in the past be used only the lumbar anaesthesia puncture needle without scale into Row punctures, and can not judge paracentesis depth, and children's unstable factor is more, it more difficult to operate；Using the utility model external member when, Without guid needle, the lumbar anaesthesia puncture needle in the utility model need to be only used, on the first needle tubing 11 of lumbar anaesthesia puncture needle at 30-40mm For five class graduation marks, i.e. child puncture instruction point 17, doctor is when puncturing, when the head end for being punctured to child puncture instruction point 17 When, doctor, which can be convenient, judges paracentesis depth for 30mm, and child puncture instruction point 17 is completely into subcutaneous tissue, doctor Judge paracentesis depth for 40mm, it is easy to operate.

Adult lumbar anesthesia: general adult's paracentesis depth is 60-70 mm, previous to carry out using only the lumbar anaesthesia puncture needle without scale It punctures, doctor can only by virtue of experience judge paracentesis depth, be affected by human factors larger, can not promote and apply, and due to lumbar anesthesia Puncture needle is meticulous, is easy to prick curved disengaging target spot, encounters the patient of sclerotin calcification, in some instances it may even be possible to fracture；Use the utility model When external member, first enters subcutaneous tissue until guiding and puncturing instruction point 26 using guiding pin puncture, exit the second needle core 23, reuse Lumbar anaesthesia puncture needle, which is inserted in puncture in the second needle tubing 21 of guid needle, enters subcutaneous tissue, on the second needle tubing 21 of lumbar anaesthesia puncture needle Instruction point 18 is punctured to be adult at 83mm-93mm, reaches 22 end of the second needle stand of guid needle when adult punctures instruction 18 head ends of point When, doctor, which can be convenient, judges paracentesis depth for 50mm, and when adult punctures instruction point 18 completely into subcutaneous tissue, doctor can To judge paracentesis depth for 60mm, after puncturing successfully, cerebrospinal fluid flows out.

The key technology point of the utility model indicates point 26 to puncture provided with the guiding on guid needle and guid needle, and The child puncture instruction point 17 and adult puncture instruction point 18 being arranged on lumbar anaesthesia puncture needle, specific as follows:

1, child puncture instruction point 17: increasing 30-40mm on the first needle tubing 11 of lumbar anaesthesia puncture needle and indicate point, can be with Doctor is allowed more accurately to hold paracentesis depth；Child puncture depth is generally 30-40mm.

2, guiding punctures instruction point 26: instructing doctor's paracentesis depth to reach 40mm, needle point will enter spinal meninges chamber, need to improve Attention；General guid needle paracentesis depth is 40mm.

3, adult to puncture instruction point 18: to be punctured, guided (small when pin puncture 40mm by lumbar anaesthesia puncture needle and guid needle cooperation Youngster punctures instruction point 17 completely into subcutaneous tissue), adult on lumbar anaesthesia puncture needle punctures instruction 18 head ends of point and guid needle the When two needle stands, 22 end is overlapped, doctor's lumbar anaesthesia puncture needle paracentesis depth can be instructed to have reached 50mm, it should be noted that it punctures, at this point, Adult, which punctures early-warning point 16, to assist doctor to judge paracentesis depth, when adult punctures instruction 18 ends of point and the second needle stand of guid needle When 22 ends are overlapped, doctor's lumbar anaesthesia puncture needle paracentesis depth can be instructed to have reached 60mm；General adult's paracentesis depth is 60-70 mm。

The present embodiment not makes any form of restriction the shape of the utility model, material, structure etc., all foundations The technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, belong to this reality With the protection scope of new technique scheme.

Claims (4)

1. novel minimally invasive lumbar anesthesia puncturing kit, including lumbar anaesthesia puncture needle, lumbar anaesthesia puncture needle includes the first needle tubing, the first needle stand, the One needle core and the first needle core base, it is characterised in that: further include the guid needle being used cooperatively with lumbar anaesthesia puncture needle, guid needle includes the The diameter of two needle tubings, the second needle stand, the second needle core and the second needle core base, the second needle tubing is 0.9mm, and the length of the second needle tubing is 40-50mm, the needle point of the second needle tubing are nib type, and silk-screen has a kind of graduation mark and two class graduation marks on the second needle tubing, and one kind is carved Degree line set there are three and a kind of graduation mark from the needle point of the second needle tubing toward backshank be arranged one every 10mm, two class graduation marks are equipped with One and be denoted as guiding puncture instruction point, needle point 40mm of the two class graduation marks away from the second needle tubing；

When puncture, the first needle tubing of lumbar anaesthesia puncture needle is protruded into the second needle tubing of guid needle, the first needle tubing of lumbar anaesthesia puncture needle Diameter is 0.5mm, and the needle point of the first needle tubing is nib type, and silk-screen has three classes graduation mark, four class graduation marks and five on the first needle tubing Class graduation mark, the spacing between each adjacent two graduation mark are 10mm, and four class graduation marks are equipped with one and away from the first needle tubing Needle point 50mm, the width of four class graduation marks are 3mm, be denoted as it is adult puncture early-warning point, five class graduation marks set there are two and five classes carve The width for spending line is 10mm, needle point 30mm of one of them five class graduation mark away from the first needle tubing, is denoted as child puncture instruction point, separately One needle point 83mm of the five class graduation marks away from the first needle tubing is denoted as adult puncture and indicates point.

2. novel minimally invasive lumbar anesthesia puncturing kit according to claim 1, it is characterised in that: a kind of graduation mark and guiding puncture Instruction point with the cutting edge face of the second needle tubing in the same plane, three classes graduation mark adult punctures early-warning point, child puncture instruction Point and it is adult puncture instruction with the cutting edge face of the first needle tubing in the same plane.

3. novel minimally invasive lumbar anesthesia puncturing kit according to claim 1, it is characterised in that: the length of the second needle tubing of guid needle Degree is 46mm, and the length of the first needle tubing of lumbar anaesthesia puncture needle is 113mm.

4. novel minimally invasive lumbar anesthesia puncturing kit according to claim 1, it is characterised in that: guiding punctures the width of instruction point For 1mm.