Canalis sacralis remaining needleTechnical field
The invention belongs to field of medical products, specifically, relate to canalis sacralis remaining needle.
Background technology
At present, wanting to reach postoperative is to put pipe with analgesia pump by lumbar anesthesia or intravenously administrable only comes for a long time the most bitterlyBitterly, in-convenience in use, troublesome poeration, costly, side effect big, have the danger causing general anesthesia.
Canalis sacralis is administered pain relieving, the most conveniently, safely, expense low, drug absorption is good, than oral, intramuscular injection,More directly, more effectively, medicinal liquid does not enter spinal cord and blood to intravenously administrable, and anaesthetic concentration is low in addition, does not substantially haveThere is side effect, less have the danger of general anesthesia.
It is administered by canalis sacralis and can be used for:
1, anal orifice and rectal intestine, urethra and external genitalia, prostate, uterus, adnexa, perineum part surgery anesthesia.
2, painless delivery.
3, hemorrhoid, perineal position, fracture of the lower limb Postoperative Continuous Analgesia.
4, alleviate Advanced Rectal Cancer, carcinoma of prostate, bladder cancer, cervical cancer swell and ache, and select different prescription medicineThing timing or on-demand injection analgesic.
5, treatment women's urgent chronic pelvic inflammatory disease, adnexitis, pelvic hydrops, dysmenorrhea.
6, treatment prolapse of lumbar intervertebral disc, spinal stenosis, waist sacrum fascia pain, sciatica.
Because sacrum tube chamber is narrow and small, inserting needle position is limited to, and therefore can only do provisional administration or several days to once,Every time sacral puncture is administered, and causes great body and mind painful to patient, add can not successive administration, treatmentEffect is just had a greatly reduced quality, and such as treatment lumbago and skelalgia takes 5-7 days and just can do a sacral puncture, does not reaches treatmentEffect.
Summary of the invention
It is an object of the invention to provide canalis sacralis remaining needle, solve the existing canalis sacralis successive administration that can not pass through and stopBitterly, therapeutic effect problem that is bad and that cause suffering to the body and mind of patient.
To achieve these goals, the technical solution used in the present invention is as follows:
Canalis sacralis remaining needle, including needle tubing, the nook closing member that is socketed in needle tubing, is connected to needle tubing and nook closing memberOne end and the needle tubing union joint mutually removably connected and nook closing member union joint, needle tubing and nook closing member are in the same direction in the same directionThe other end forms syringe needle；Also include the air bag being located at needle tubing front end and the air injection pipe connected with air bag.Front end isNeedle end.
In order to strengthen the globality of needle tubing and air injection pipe, facilitating needle tubing to puncture, described needle tubing and air injection pipe are integratedBeing integrated, air injection pipe one end is located at needle tubing front end and is connected with air bag, and the other end passes and one from needle tubing union jointDirectly extend to outside.
Wherein needle tubing can use following structure with the connection of air injection pipe: described air injection pipe is located at outside needle tubing and radial directionIt is fixed on the outer wall of needle tubing.Described needle tubing outer wall is radially provided with the strip groove for arranging air injection pipe.
Also can use following structure: described air injection pipe is located in needle tubing, and be positioned at the gas injection pipeline section footpath of needle tubingTo the inwall being fixed on needle tubing.
Also can use following structure: in the sidewall of described needle tubing, be radially provided for the through hole through air injection pipe,Air injection pipe is located in this through hole.
Also can use following structure: described air injection pipe includes radially being located at the through hole in needle tubing sidewall and leading to thisThat hole connects and pass and extend to the outer air injection pipe of outside from needle tubing union joint, this through hole and air bag are evenLogical.
Further, described air injection pipe passes one end of syringe needle union joint and is also associated with gas injection joint.Gas injection connectsHead uses latex joint, is provided with the pin hole for connecting air injection pipe in it.
Further, described nook closing member includes the first nook closing member and the second nook closing member, and nook closing member union joint includes the first pinCore union joint and the second nook closing member union joint, the second nook closing member is socketed in the first nook closing member, the first nook closing member union joint andSecond nook closing member union joint is connected to the first nook closing member and one end in the same direction of the second nook closing member and mutually detachable,And first after nook closing member union joint and the second nook closing member union joint connect, the second nook closing member and the first nook closing member in the same direction anotherEnd flushes, and described first nook closing member union joint is used for the needle tubing union joint that removably connects.
It addition, the outer, one end that needle tubing union joint is not connected with needle tubing is provided with step.
The invention have the benefit that
The present invention solves and existing can not pass through canalis sacralis successive administration pain relieving, and therapeutic effect is bad and gives patientThe problem that causes suffering of body and mind, air bag is set in needle tubing front end, and to arrange air injection pipe is air bag ventilation, wearCan be air bag gas injection or saline injection by air injection pipe after stinging successfully, make air bag expand, by remaining needle cardFirmly will not exit, can realize on time or the purpose of slow successive administration, easy to operate, alleviate patient's misery,Good effect, is particularly suitable for large-scale promotion and uses.
Accompanying drawing explanation
Fig. 1 is the structural representation (before air bag is heaved) of the present invention-embodiment 1.
Fig. 2 is the structural representation (after air bag is heaved) of the present invention-embodiment 1.
Fig. 3 is the structural representation (before air bag is heaved) of the present invention-embodiment 2.
Fig. 4 is the structural representation (after air bag is heaved) of the present invention-embodiment 2.
Detailed description of the invention
The invention will be further described with embodiment below in conjunction with the accompanying drawings.Embodiments of the present invention include butIt is not limited to the following example.
Embodiment 1
As illustrated in fig. 1 and 2, canalis sacralis remaining needle, including needle tubing 1, nook closing member 2, needle tubing union joint 3, nook closing memberUnion joint 4, air injection pipe 5, gas injection joint 6, air bag 7, wherein, nook closing member 2 is socketed in needle tubing 1, pinPipe connector 3 and nook closing member union joint 4 are connected to needle tubing 1 and one end in the same direction of nook closing member 2 and mutually may be usedDismounting connects, and nook closing member 2 is longer than after needle tubing 1, needle tubing union joint 3 and nook closing member union joint 4 connect, needle tubing 1Flush with the other end in the same direction of nook closing member 2 and shape is consistent forms sharp-pointed syringe needle；Air injection pipe 5 is installed on needle tubingIn, one end is located near syringe needle, and the other end passes and extend to outside and gas injection from needle tubing union joint 3Joint 6 connects, and air bag 7 is located near syringe needle, and air bag 7 connects with air injection pipe 5, by air injection pipe to itMiddle injection air or normal saline.
In the present embodiment, air bag 7 is covered in needle tubing 1 outer surface.Nook closing member 2 is hollow nook closing member.
In order to strengthen needle tubing 1 and the globality of air injection pipe 5, needle tubing 1 and air injection pipe 5 can be positioned at needle tubingOne section of structure that becomes one, will air injection pipe 5 radially fixed in the inwall of needle tubing 1；Or at needle tubing 1Sidewall in be radially provided for the through hole through air injection pipe 5, air injection pipe 5 is located in this through hole；Also can be byThrough hole in needle tubing 1 sidewall replaces this section one section of needle tubing (air injection pipe 5 be positioned at) air injection pipe, this through holeOne end connects with air bag, and the other end connects with air injection pipe.Air injection pipe 5 the most also can be located at needle tubing 1 outside,When being located at outside, air injection pipe 5 is radially fixed in the outer wall of needle tubing 1, or air injection pipe is socketed on outside needle tubingPortion connects with air bag, but when above two structure all can affect puncture, entrance and the gas injection of needle tubing operate, and give diseasePeople brings extra misery, is not the most optimal structure.
The gas injection joint 6 of the present embodiment uses latex joint, is provided with the pin hole for connecting air injection pipe in it,Gas injection joint 6 is used for connecting gas injection device, and gas injection device can use syringe, in its natural state, pin holeClose under the elastic pressure of latex, prevent gas leakage, when needs gas injection, the syringe needle of syringe is inserted pinHole, injects air after pin hole expansion or normal saline makes air bag heave, when extracting the syringe needle of syringe out, and pin holeAgain close under the elastic pressure of latex.
The outer, end of needle tubing union joint 3 is additionally provided with the step (not marking in figure) for conveniently extracting, shouldAfter step can be also used for nook closing member 2 and nook closing member union joint 4 taking-up, external syringe or automatic transfusion device.
Nook closing member union joint 4 include being sequentially connected with and for the first connecting portion being connected with needle tubing 1, for pinThe second connecting portion that pipe connector 3 connects, for the 3rd hand-held connecting portion, the first connecting portion, second evenConnecing portion, the 3rd connecting portion one-shot forming, wherein, the first connecting portion size is less than the second connecting portion, the second companyThe size meeting portion is less than the 3rd connecting portion, and the second connecting portion is transitted linearly to the 3rd connection from the first connecting portionPortion, it is to operate for convenience that the second connecting portion is arranged to the purpose of linear structure, in order to increase operation furtherConvenience, also can be provided for the 4th connecting portion extracted, the 4th connecting portion is located at remote needle tubing union jointEnd and with the 3rd connecting portion one-shot forming；The first connecting portion, the second connecting portion, the 3rd connecting portion, the 4thConnecting portion all connects with nook closing member.
The operating process of the present invention is:
After sacral puncture success, tentative inject a small amount of air and medicinal liquid by nook closing member, if injection process is without hindrancePower, then inject appropriate air or normal saline to air injection pipe, make air bag expand, blocked by remaining needle and will not move backGo out (optimum position is for being stuck in sacral hiatus), extract the external automatic transfusion device of nook closing member, the most permissibleOn time or slowly successive administration.
Embodiment 2
As shown in Figures 3 and 4, canalis sacralis remaining needle, as different from Example 1, the nook closing member of the present embodiment,Nook closing member union joint is two-stage, i.e. include first nook closing member the 201, second nook closing member the 202, first nook closing member union joint 401,Second nook closing member union joint 402, the first nook closing member 201 is hollow firm pin, and the second nook closing member 202 is socketed on the first pinIn core 201, the first nook closing member union joint 401 and the second nook closing member union joint 402 are connected to the first nook closing member 201With one end in the same direction of the second nook closing member 202 and mutually detachable, the second nook closing member 202 length is slightly longer than the first pinCore 201, and after the first nook closing member union joint 401 and the second nook closing member union joint 402 connect, the second nook closing member 202Flush with first nook closing member 201 other end in the same direction.
First nook closing member union joint 401 is consistent with the nook closing member union joint shape design in embodiment 1, and at this baseOn plinth, it is equipped with for through the second nook closing member in the middle part of the first connecting portion, the second connecting portion, the 3rd connecting portionThe through hole of 202, and the 4th connecting portion is hollow structure.
Second nook closing member union joint 402 includes being sequentially connected with and one-time formed for being connected with the second nook closing member 202The first connecting portion, for the second connecting portion removably connected with the first nook closing member union joint 401, for handsThe 3rd connecting portion held, for the 4th connecting portion extracted；Wherein, the first connecting portion and the second connecting portion cardIt is connected in the 4th connecting portion of the first nook closing member union joint 401, and connects at the second of the second nook closing member union joint 402The portion of connecing is provided with keeper 8, and correspondingly, the 4th connecting portion at the first nook closing member union joint 401 is provided with hole, location.
The operating procedure of the present embodiment is:
Extract the second nook closing member 202 after sacral puncture success, tentative inject a small amount of air by the first nook closing member 201And medicinal liquid, if injection process non-resistance, then inject appropriate air or normal saline to air injection pipe, make air bag swollenGreatly, extract the first nook closing member 201, remaining needle blocked and will not exit (optimum position is for being stuck in sacral hiatus),Extract the external automatic transfusion device of nook closing member, as required can on time or slow successive administration.
The present embodiment is it is contemplated that the needle tubing that used of sacral puncture is relatively thick, and nook closing member is set to two-stage, theTwo nook closing members 202 pierce into the first nook closing member 201, and the first nook closing member union joint 401 and the second nook closing member union joint 402 are evenAfter connecting, the second nook closing member 202 flushes with first nook closing member 201 other end in the same direction, and the second nook closing member is by the first nook closing memberHollow parts fill.Purpose is to reduce the damage that sacral puncture is brought to tissue of patient.
According to above-described embodiment, the present invention just can be realized well.What deserves to be explained is, based on above-mentioned designOn the premise of principle, for solving same technical problem, even if doing on architecture basics disclosed in this inventionSome gone out without substantial change or polishing, the essence of the technical scheme used still as the present invention,Therefore it should also be as in protection scope of the present invention.