CN103948419A - Puncturing instrument - Google Patents
Puncturing instrument Download PDFInfo
- Publication number
- CN103948419A CN103948419A CN201410212779.3A CN201410212779A CN103948419A CN 103948419 A CN103948419 A CN 103948419A CN 201410212779 A CN201410212779 A CN 201410212779A CN 103948419 A CN103948419 A CN 103948419A
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- CN
- China
- Prior art keywords
- puncturing
- puncture
- needle
- seal wire
- human body
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- 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.)
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
Abstract
The invention relates to a puncturing instrument, which comprises a puncturing needle and a guide wire, wherein the puncturing needle is used for puncturing the human body and forming a puncturing channel in the human body; the guide wire is suitable to be sent into the human body along the needle tubing of the puncturing needle and is left in the puncturing channel to serve as a puncturing guide piece for the next time after the puncturing needle is pulled out. The use method for the puncturing instrument comprises the following steps: putting the core of the puncturing needle into the puncturing needle to form into a whole; puncturing a patient; after the puncturing needle reaches a proper position, pulling out the core of the puncturing needle for drainage; after the drainage is finished, sending the front part of the guide wire into the human body along the tail end of the needle tubing of the puncturing needle; pulling out the puncturing needle, covering and fixing the guide wire on the body surface of the human body by aseptic dressing; during secondary puncturing, causing the puncturing needle to reach the puncturing position along the guide wire. The puncturing instrument disclosed by the invention is suitable for patients who need to receive paracentesis for multiple times, one-time success of the subsequent puncturing is guaranteed when the puncturing instrument is used, somatic damage and psychological burden caused by multi-time puncturing to the patient can be avoided, and complications, such as headache, lumbago and the like, are greatly reduced.
Description
The application is divisional application.The applying date of original application is on May 3rd, 2012, and application number is 201210134280.6, and denomination of invention is puncture instrument and using method thereof.
Technical field
The present invention relates to a kind of medical thrust apparatus, and the using method of this apparatus.
Background technology
Puncture is a kind of effective means of clinical diagnosis and clinical treatment, comprises lumbar puncture art, thoracentesis, peritoneocentesis etc.Wherein lumbar puncture art is the conventional Clinics and Practices technology of neural inside and outside section.It is with lumbar puncture needle puncture waist cavitas subarachnoidealis spinalis, in lower back center, thrusts about 5cm with the lumbar puncture needle of belt carcass, punctures spinal dura mater, extracts nook closing member, and cerebrospinal fluid just from drain in hollow puncture needle out.Can be used to measure intracranial pressure, reduce intracranial pressure, drain courage and uprightness or inflammatory cerebrospinal fluid, carry out Arthrocentesis and injection of medicine etc.But puncture may be stabbed nerve or vascular plexus, causes nerve injury or hemorrhage hematoma; Pin hole on spinal dura mater also may cause cerebrospinal leak, causes lumbago or intracranial hypotension headache.In practical operation, owing to executing the reasons such as patient's technology, a pin successful probability that just punctures is little.Due to individual variation, repeated multiple times puncture still unsuccessful case is also of common occurrence.And the diseases such as some intracranial hemorrhage or infection, for the object of diagnosis or treatment, need to carry out repeatedly paracentesis especially.In order to reach better therapeutic effect, need a few days or more than ten in a few days repeatedly to carry out paracentesis, every day 1 to 2 time.Each paracentesis all may be punctured repeatedly could be successfully even not successful, and this has just caused great wound and psychological burden to patient.And the probability of stabbing nerve and blood vessel strengthens, on spinal dura mater, leave over many places pin hole, postoperative cerebral cerebrospinal fluid leakage is heavier, and the probability that headache and the complication such as lumbago occur also greatly increases.
Having at present a kind of method is to adopt waist cavitas subarachnoidealis spinalis indwelling system, it use more general lumbar puncture needle thick many belt carcass puncture needles, after puncturing successfully, extract nook closing member, under the guiding of puncture needle tubing in waist cavitas subarachnoidealis spinalis drainage tube of indwelling, drainage of cerebrospinal fluid is entered to the external drainage bottle that is fixed on certain altitude, then continue to flow in drainage bag.The advantage of the method is only need carry out one-time puncture, the physiology that having avoided repeatedly punctures brings to sufferer and psychological misery, and also the drainage tube of indwelling can play the effect of constant drainage.But the method for this indwelling drainage tube still exists drawback: 1, puncture needle is thicker, in art, greatly, spinal dura mater cut is also large in damage, and the probability of the complication such as postoperative generation headache and lumbago is large.Puncture needle is slightly that and drainage tube can not be too thin because must pass through drainage tube in needle tubing, and too thin easy plugging is obstructed.2, cranium brain critically ill patient after drainage from indwelling system, limited patient's activity, has been unfavorable for treatment, because need to often stand up, clap the back of the body or carrying checks.3, drainage tube may be extracted accidentally, causes drain failure.Because cranium brain critically ill patient possibility is restless or burst epilepsy often, and need to often stand up, clap the back of the body or carrying inspection.If 4, drainage system safeguard improper, cause retrograde infection may.Especially in the time that rinse, injection etc. operates.5,, due to waist cavitas subarachnoidealis spinalis continuous openness, in the time that patient's intracranial hypertension breaks out, cause cerebral hernia possibility.If 6 puncture and put misoperation while pipe, drainage tube is likely punctured pin and cuts off, and the broken ends of fractured bone is left in body.7, expensive.
Summary of the invention
First technical problem that the present invention will solve is to provide one, and to needs, repeatedly paracentetic sufferer damage is little, simple operation, and safe and reliable puncture instrument, second technical problem that the present invention will solve is to provide a kind of using method of this puncture instrument.
In order to solve above-mentioned first technical problem, the invention provides a kind of puncture instrument comprises: for human body puncture also being formed in vivo to the puncture needle of puncture channel, also comprise: be suitable for sending in human body and at the seal wire of extracting the conduct next time guiding puncture part of indwelling in described puncture channel after this puncture needle along the needle tubing of this puncture needle.
For the part that makes the seal wire of indwelling in puncture channel expose body surface can well be fixed, and reaching aseptic requirement, a kind of preferred technical scheme is that above-mentioned puncture instrument also comprises: for the part of exposing body surface of seal wire being covered and fixing aseptic dressing after extracting human body at described puncture needle.
Another kind of preferred technical scheme is that above-mentioned puncture instrument is also included in described puncture needle and is pulled out the pad between outer body and body surface that exposes of being located at described seal wire after human body, and has gap on pad; When use, the bottom of exposing outer body of seal wire is clamped and fixed in described gap because seal wire is placed in after part outside human body need bend and is fixed on human body surface, bending place has slightly micro-protuberance, between seal wire and human body surface, pad is set, seal wire is stuck in the gap of pad and can makes seal wire obtain better fixed effect.
The needle tubing that does not have foreign material to enter puncture needle when making to puncture results in blockage, a kind of preferred technical scheme is that above-mentioned puncture instrument also comprises for be arranged in the puncture nook closing member in described puncture needle in the time that human body is punctured, thereby be conducive to reduce the difficulty of puncture, improve the success rate of puncture.
For making the use of seal wire convenient, easily fixing again, the length that a kind of preferred technical scheme is above-mentioned seal wire is 150mm to 250mm, and diameter is 0.2mm to 0.9mm; The surface of seal wire is provided with scale mark.
In order to solve above-mentioned second technical problem, the invention provides a kind of using method of puncture instrument, comprise the following steps:
1. puncture nook closing member is placed in puncture needle and forms one, sufferer is punctured;
2. after puncture puts in place, extract puncture nook closing member, carry out drain;
3. after drain finishes, the front end of seal wire is sent in human body along the needle tubing end of puncture needle, the front end of seal wire passes the needle tubing front end of puncture needle;
4. keep seal wire motionless, extract puncture needle, use aseptic dressing that seal wire is exposed to external part and cover and be fixed on body surface;
while again puncture, puncture needle arrives site of puncture along seal wire, extracts seal wire, carries out drain.
While carrying out lumbar puncture, stay in cavitas subarachnoidealis spinalis for ensureing seal wire leading section, can puncture needle be guided exactly the spinal dura mater holes forming through last time puncture to enter subarachnoid space in the time puncturing next time, above-mentioned steps 3. in the front end of seal wire exceed the needle tubing front end 10-50mm of puncture needle.
Step is being extracted after puncture needle in 4., first pad is placed in to body surface and the bottom of exposing outer body of seal wire is clamped in the gap of pad, then uses aseptic dressing that seal wire is exposed to external part and pad covers and be fixed on body surface.To make seal wire obtain better fixed effect.
Step adopts multilamellar aseptic dressing successively to cover and fixing seal wire in 4., to prevent that seal wire from being polluted, and the aseptic requirement while being also conducive to loosen dressing before paracentesis next time.
Technique scheme of the present invention has the following advantages compared to existing technology: this puncture instrument adopts seal wire and without drainage tube, thereby puncture needle used is thinner, has alleviated the damage of sufferer with painful; Spinal dura mater acanthopore is less, and the probability of Headache lumbago is also little; Seal wire outer body covers fixing, and sufferer activity is completely unrestricted; Seal wire not can because of restless, burst epilepsy, stand up, clap the back of the body or carrying check accidentally extracted; The comparatively tough and tensile pin that can not be punctured of seal wire cuts off, and part occurs and leave over the problem in body; The probability that infection occurs is less; In the time that cranium pressure increases suddenly, be difficult for occurring cerebral hernia; Simple in structure, price is relatively low.
Brief description of the drawings
For content of the present invention is more likely to be clearly understood, according to specific embodiment also by reference to the accompanying drawings, the present invention is further detailed explanation below, wherein:
Fig. 1 is the structural representation of the puncture needle of puncture instrument of the present invention;
Fig. 2 is the structural representation of the puncture nook closing member of puncture instrument of the present invention;
Fig. 3 is the structural representation of the seal wire of puncture instrument of the present invention;
Fig. 4 is the structural representation of the aseptic dressing of puncture instrument of the present invention;
Fig. 5 is the structural representation of the pad of puncture instrument of the present invention;
Fig. 6 is the using state figure that the seal wire of puncture instrument of the present invention passes puncture needle;
Fig. 7 is the using state figure that the seal wire of puncture instrument of the present invention is fixed on body surface.
The labelling of above-mentioned accompanying drawing is as follows:
Puncture needle 1, puncture nook closing member 2, seal wire 3, aseptic dressing 4, pad 5, gap 51.
Detailed description of the invention
(embodiment 1)
See Fig. 1 to Fig. 4, the puncture instrument of the present embodiment comprise for to human body puncture and form in vivo the puncture needle 1 of puncture channel, for being arranged in puncture nook closing member 2 in described puncture needle 1 in the time that human body puncture, be suitable for along the needle tubing of this puncture needle 1 send in human body and extracting the seal wire 3 of the conduct next time guiding puncture part of the rear indwelling of this puncture needle 1 in described puncture channel and for after extracting human body at described puncture needle 1 by the part covering the fixing aseptic dressing 4 that expose body surface of seal wire 3.
Puncture needle 1 is conventional clinically No. 9 lumbar puncture needle (needle tubing external diameter is 0.9mm), and the tip of the needle tubing front portion of puncture needle 1 is a spoonful shape mouth inclined-plane.The tip of the nook closing member front portion of puncture nook closing member 2 is a spoonful shape inclined-plane.Seal wire 3 (meets China's medical device industry standard for the slight curving medical guiding wire of leading section, title is: " disposable use sterile blood inner catheter tube auxiliary part 1: guide instrument ", standard number is: YY 0450.1-2003), the length of seal wire 3 is 200mm, the diameter of seal wire 3 is less than the needle tubing internal diameter of puncture needle 1, is 0.36mm.The surface of seal wire 3 is provided with scale mark.Aseptic dressing 4 is medical application.
The scale mark of described seal wire 3 is after 50mm, to be equipped with a point every 10mm from the front end of seal wire 3, is equipped with two point every 50mm.
See Fig. 6, while using the puncture instrument of the present embodiment to carry out lumbar puncture, sufferer is lain on one's side, and hip in the wrong is gone down on one's knees, and executes the position that patient punctures to needs and carries out partly sterilised, covers hole towel, exposes operating area.Use the piercing method of this puncture instrument to comprise the following steps: 1. puncture nook closing member 2 to be placed in to the interior formation one of puncture needle 1, sufferer is punctured; 2. after puncture puts in place, extract puncture nook closing member 2, carry out drain.3. after drain finishes, the front end of seal wire 3 is sent in human body along the needle tubing end of puncture needle 1, until the front end of seal wire 3 is passed to the needle tubing front end 20-30mm of puncture needle (1); 4. keep seal wire 3 motionless, extract puncture needle 1, bend exposing external seal wire 3, use medical application 4 that seal wire 3 is covered and be fixed on body surface;
while again puncture, puncture needle 1 punctured the seal wire 3 of indwelling from the puncture channel of last time (being the passage that puncture needle 1 forms while puncturing last time) along last time, pass the holes staying while puncture last time and enter cavitas subarachnoidealis spinalis on spinal dura mater, extract seal wire 3, carry out drain;
be cycled to repeat step 3. extremely
, until without carrying out puncture drainage.
Described step 3. in for making the fixing more safe and reliable of seal wire 3, can use after a little fixing seal wire 3 of medical application 4, outsidely cover a large medical application 4 at it.
(embodiment 2)
See Fig. 1 to Fig. 5, the remainder of the puncture instrument of the present embodiment is identical with embodiment 1, and difference is: puncture needle 1 is No. 7 conventional clinically lumbar puncture needle (needle tubing external diameter is 0.7mm, is mainly used in high cranium and presses sufferer or child's sufferer).This puncture instrument is also included in described puncture needle 1 and is pulled out the pad 5 between outer body and body surface that exposes of being located at described seal wire 3 after human body.Pad 5 is medical cotton pad, and pad 5 is provided with gap 51, and when use, the bottom of exposing outer body of seal wire 3 is clamped and fixed in described gap 51.
See Fig. 6 and Fig. 7, when the puncture instrument of use the present embodiment carries out lumbar puncture, all the other steps are identical with embodiment 1, difference is: step is 4. for keeping seal wire 3 motionless, extract puncture needle 1, first pad 5 is placed in to body surface and the bottom of exposing outer body of seal wire 3 is clamped in the gap 51 of pad 5, then use aseptic dressing 4 that seal wire 3 is exposed to external part and pad 5 covers and be fixed on body surface.Thereby make the bending place of seal wire 3 can be not unsettled, fixing safer, be also more difficult for losing.
Puncture instrument of the present invention is not limited to the various embodiments described above, such as: aseptic dressing 4 can be also medical aseptic gauze and medical proof fabric.Obviously, above-described embodiment is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all embodiments.And these belong to apparent variation that spirit of the present invention extended out or variation still among protection scope of the present invention.
Claims (4)
1. a puncture instrument, comprise: for to human body puncture and form in vivo the puncture needle (1) of puncture channel, characterized by further comprising: be suitable for sending in human body and extracting the seal wire (3) of the conduct next time guiding puncture part of indwelling in described puncture channel after this puncture needle (1) and for be arranged in the puncture nook closing member (2) in described puncture needle (1) in the time that human body is punctured along the needle tubing of this puncture needle (1); The length of described seal wire (3) is 150mm to 250mm, and the leading section of described seal wire (3) is bending.
2. according to puncture instrument claimed in claim 1, characterized by further comprising: for the part of exposing body surface of seal wire (3) being covered and fixing aseptic dressing (4) after extracting human body at described puncture needle (1).
3. according to puncture instrument claimed in claim 2, characterized by further comprising: after described puncture needle (1) is pulled out human body, be located at the pad (5) between outer body and body surface that exposes of described seal wire (3), on pad (5), have gap (51); When use, the bottom of exposing outer body of seal wire (3) is clamped and fixed in described gap (51).
4. according to the puncture instrument one of claims 1 to 3 Suo Shu, it is characterized in that: the diameter of described seal wire (3) is 0.2mm to 0.9mm; The surface of seal wire (3) is provided with scale mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410212779.3A CN103948419B (en) | 2012-05-03 | 2012-05-03 | Puncturing instrument |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410212779.3A CN103948419B (en) | 2012-05-03 | 2012-05-03 | Puncturing instrument |
| CN201210134280.6A CN102631235B (en) | 2012-05-03 | 2012-05-03 | Puncture instrument and use method thereof |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210134280.6A Division CN102631235B (en) | 2012-05-03 | 2012-05-03 | Puncture instrument and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103948419A true CN103948419A (en) | 2014-07-30 |
| CN103948419B CN103948419B (en) | 2017-01-25 |
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ID=51325877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410212779.3A Active CN103948419B (en) | 2012-05-03 | 2012-05-03 | Puncturing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103948419B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103948418A (en) * | 2012-05-03 | 2014-07-30 | 徐舒 | Puncture instrument |
| CN110381896A (en) * | 2017-03-31 | 2019-10-25 | 日本瑞翁株式会社 | Bracket transfer device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103948418A (en) * | 2012-05-03 | 2014-07-30 | 徐舒 | Puncture instrument |
| CN110381896A (en) * | 2017-03-31 | 2019-10-25 | 日本瑞翁株式会社 | Bracket transfer device |
| CN110381896B (en) * | 2017-03-31 | 2022-09-13 | 日本瑞翁株式会社 | Support transfer device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103948419B (en) | 2017-01-25 |
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Effective date of registration: 20200309 Address after: 225000, Tongda Road, 328 head town, Guangling District, Jiangsu, Yangzhou Patentee after: Jiangsu Huaxing Medical Instruments Industry Co., Ltd. Address before: 213000 room 11, No. 901 middle Taihu Road, Xinbei District, Jiangsu, Changzhou Patentee before: Xu Shu |