CN203663172U - Puncture needle for brachial plexus nerve block - Google Patents
Puncture needle for brachial plexus nerve block Download PDFInfo
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- CN203663172U CN203663172U CN201420004687.1U CN201420004687U CN203663172U CN 203663172 U CN203663172 U CN 203663172U CN 201420004687 U CN201420004687 U CN 201420004687U CN 203663172 U CN203663172 U CN 203663172U
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- needle body
- needle
- puncture
- nerve block
- puncture needle
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Abstract
The utility model discloses a puncture needle for brachial plexus nerve block. The puncture needle comprises a needle body used for puncture, the interior part of the needle body is a needle body chamber, and the front end of the needle body is a needle hole. The puncture needle is characterized in that an infusion tube is fixed on the rear end of the needle body, the interior part of the infusion tube is an injection chamber, the tail end of the infusion tube is provided with an injection connector coordinating with a liquid outlet of an injection syringe, and a plug which can seal the injection chamber is arranged on the injection connector. The puncture needle is also provided with a pinching handle composed of an upper handle and a lower handle. With adoption of the puncture needle for brachial plexus nerve block, multiple dosing can be realized only by one puncture operation, so pains of patients are alleviated, injuries to tissues of the patients are reduced, time is save, and the puncture needle is suitable for nerve block of long-time operations and for patients who need postoperative analgesia. An operator holds the handles by hand so as to conveniently perform the puncture operation, observes scales of the needle body after the puncture operation is completed, tears down an anti-sticking layer and sticks a sticky pad on the skin of the patient, thereby effectively realizing fixing of the puncture needle.
Description
Technical field
This utility model relates to a kind of brachial plexus nerve block puncture needle, in particular, relates in particular to a kind of brachial plexus nerve block puncture needle that grips handle of being convenient to multiple dosing and being provided with convenient puncture.
Background technology
At the surrounding injection local anesthesia of nerve trunk, clump, joint, block its conduction of impulse, make arranged region produce anesthetic action, claim nerve block.Nerve block only need be injected a place, can obtain larger anesthesia region.But misoperation can cause serious complication, therefore must be familiar with topography while operation, understand the tissue that puncture needle will pass through, and near blood vessel, internal organs and body cavity etc.
Existing nerve block is disposable use with puncture needle, in the process of nerve block, puncture needle is penetrated to the human nerve tissue site of anaesthetic to be injected, carries out the administration of local anesthesia.But in longer operation consuming time, often need repeatedly the injection of anaesthetic, generally, medicine of every injection just need utilize puncture needle to carry out one-time puncture, puncture not only can affect normally carrying out of operation, increase patient's slight illness, but also likely patient's nervous tissue is caused to damage.
Summary of the invention
This utility model, in order to overcome the shortcoming of above-mentioned technical problem, provides a kind of brachial plexus nerve block puncture needle that grips handle of being convenient to multiple dosing and being provided with convenient puncture.
Brachial plexus nerve block puncture needle of the present utility model, comprises the needle body for puncturing, and the inside of described needle body is needle body chamber, and the front end of needle body is the pin hole communicating with needle body chamber; It is characterized in that: the rear end of described needle body is fixed with tube for transfusion, the inside of tube for transfusion is the injecting cavity communicating with needle body chamber, the end of tube for transfusion is provided with the injection joint matching with the liquid outlet of syringe, and on injection joint, being provided with can be to the obstruction of injecting cavity sealing.
Needle body is used for thrusting in human body, can in human body, inject local anesthetic by needle body chamber and pin hole, realizes the retardance to human nerve.Tube for transfusion is arranged on needle body, and the injecting cavity in tube for transfusion is connected with needle body chamber, and obstruction can seal injecting cavity, and syringe can be to injecting anesthetic medicine in human body by injection joint.Needle body thrusts human body and without extracting, owing to being provided with injection joint, can realize multiple dosing and without puncturing again, alleviated patient pain, reduced the damage to tissue of patient, also save the time simultaneously, be suitable for being applied to the nerve block of prolonged operations.
Brachial plexus nerve block puncture needle of the present utility model, comprises the nook closing member that needle body is played to support and reinforcement effect, and the rear end of needle body is provided with sealing-plug, and nook closing member runs through sealing-plug and is placed in needle body chamber.In the time of puncture, nook closing member is placed in to needle body, increase the fastness of needle body, be more conducive to puncture procedure.
Brachial plexus nerve block puncture needle of the present utility model, on described needle body, be provided with the handle that grips of being convenient to be inserted into human body, grip handle and be made up of the identical upper handle of shape and lower handle, upper handle, lower handle are arranged on needle body rotationally by rotary sleeve separately; On the surface that upper handle, lower handle fit, be provided with and paste, paste top and be provided with adherent layer.
Brachial plexus nerve block puncture needle of the present utility model, is provided with the side opening communicating with needle body chamber near the needle body described pin hole.Medicine flows out jointly from pin hole, side opening, is conducive to strengthen the blockage effect to human nerve.
Brachial plexus nerve block puncture needle of the present utility model, is provided with the graduation mark that is used to indicate needle body insertion depth on the outer surface of described needle body.
Brachial plexus nerve block puncture needle of the present utility model, described tube for transfusion is made up of transparent material.After transparent tube for transfusion observable puncture, whether needle body intracavity has blood back, cerebrospinal fluid and gas to enter, if had, forbids pushing away medicine.
The beneficial effects of the utility model are: brachial plexus nerve block puncture needle of the present utility model, by tube for transfusion is set on needle body, injecting cavity in tube for transfusion communicates with needle body chamber, and the rear end of tube for transfusion is provided with injection joint and obstruction, utilize needle body puncture put in place and be stranded in after human body, coordinating of joint can realize multiple dosing by syringe with injection, and without carrying out again puncture procedure, alleviated patient pain, reduced the damage to tissue of patient, also save the time simultaneously, be suitable for being applied to the nerve block of prolonged operations.Meanwhile, whether there are blood back, cerebrospinal fluid or gas to enter by tube for transfusion observable needle body intracavity, to judge whether to be applicable to injection site anaesthetic.
By the handle that grips being formed by upper handle and lower handle is set, and be provided with and paste and adherent layer in upper handle, lower handle; In the time that upper handle and lower handle are superimposed together, grip with hands the handle of stopping and be convenient to carry out puncture procedure, after having punctured, after being torn, adherent layer can be bonded on human body skin pasting, effectively realize fixing to puncture needle.By nook closing member is set, realize the fixing and supporting role to needle body, be convenient to carry out puncture procedure.By side opening being set on the needle body around pin hole, expand the injection areas of anesthetics, increase anaesthetic effect.By graduation mark being set on the outer surface of needle body, to be convenient to user and to know that needle body inserts the degree of depth of human body, the puncture of being convenient to needle body puts in place.
Brief description of the drawings
Fig. 1 is the structural representation of nerve block of the present utility model puncture needle;
Fig. 2 is the cutaway view of nerve block of the present utility model puncture needle;
Fig. 3 is the enlarged drawing that grips handle area of nerve block of the present utility model puncture needle;
Fig. 4 is the use step schematic diagram of nerve block of the present utility model puncture needle.
In figure: 1 needle body, 2 needle body chambeies, 3 pin holes, 4 tube for transfusions, 5 injection joints, 6 stop up, 7 sealing-plugs, 8 nook closing members, 9 upper handle, 10 lower handle, 11 paste, 12 adherent layers, 13 side openings, 14 grip handle, 15 syringes, 16 rotary sleeves, 17 injecting cavities.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
As depicted in figs. 1 and 2, provided respectively structural representation and the cutaway view of puncture needle for nerve block of the present utility model, it comprises needle body 1, tube for transfusion 4, injection joint 5, stop up 6, nook closing member 8, upper handle 9, lower handle 10, paste 11, adherent layer 12, side opening 13; Shown needle body 1 is realized the puncture procedure to human body, and the inside of needle body 1 is needle body chamber 2, and the left top of needle body 1 offers the pin hole 3 communicating with needle body chamber 2, can in human body, inject local anesthetic by needle body chamber 2 and pin hole 3, realizes nerve block.Tube for transfusion 4 is fixed on the rear end of needle body 1, and the inside of tube for transfusion 4 is injecting cavity 17, and injecting cavity 17 is connected with needle body chamber 2; Injection joint 5 is arranged at the afterbody of tube for transfusion 4, is provided with the obstruction matching with it, to realize the sealing function to injecting cavity 17 on injection joint 5.Like this, after needle body 1 puncture, utilize syringe 15 can in human body, inject local anesthetic by tube for transfusion 5; Needle body 1 after puncture is stayed in human body, after the anaesthetic effect of last time injection reduces or disappears, can pass through tube for transfusion 4 rechallenges, without carrying out again puncture procedure, alleviated patient pain, reduced the damage to tissue of patient, also save the time simultaneously, be suitable for being applied to the nerve block of prolonged operations.Meanwhile, tube for transfusion 4 is made up of transparent material.After the 4 observable punctures of transparent tube for transfusion, whether needle body intracavity has blood back, cerebrospinal fluid or gas to enter, if there is blood back phenomenon to occur, illustrates that syringe needle has been inserted in human vas; If have cerebrospinal fluid to occur, illustrate that syringe needle has been inserted into subarachnoid space; If there is gas to occur, illustrate that syringe needle has been inserted into human lung, in such cases, all forbid injecting anaesthetic.
Shown sealing-plug 7 is arranged at the right top of needle body 1, and sealing-plug 7 is quality of rubber materials, and nook closing member 8 is placed in needle body chamber 2 through sealing-plug 7, and nook closing member 8 is realized the fixing and supporting role to needle body 1, so that puncture procedure.After having punctured, nook closing member 8 is extracted from needle body chamber 2, the sealing-plug 7 of quality of rubber materials can be realized the sealing function to needle body chamber 2 automatically.On the outer surface of shown needle body 1, be provided with graduation mark, graduation mark can mark according to the distance of 1mm, and when use, the degree of depth that can effectively judge needle body 1 and enter human body by observing graduation mark, is convenient to needle body 1 to insert rational position.Shown side opening 13 is arranged on the needle body 1 at contiguous pin hole 3 places, side opening 13 is connected with needle body chamber 2, and in the injection process of anaesthetic, medicine can have pin hole 3 and side opening 13 to enter tissue simultaneously, the injection areas that has strengthened anaesthetic, has increased anaesthetic effect.
As shown in Figure 3, provide the enlarged drawing that grips handle area of nerve block of the present utility model puncture needle, shown upper handle 9 and lower handle 10 have jointly formed and have gripped handle 14, and upper handle 9, lower handle 10 are arranged on needle body 1 rotationally by rotary sleeve 16 separately respectively.On the surface that upper handle 9, lower handle 10 fit, be provided with and paste 11, paste on 11 upper surface and be provided with adherent layer 12, adherent layer 12 is realized the protective effect to pasting 11.In the time of puncture, upper handle 9 and lower handle 10 are superimposed together to form and grip handle 14, and the hand-held handle 14 that grips can carry out puncture procedure to human body easily; After having punctured, upper handle 9 and lower handle 10 are separated, and adherent layer 12 is torn, then will paste 11 and be pasted on human body skin surface, realized effectively fixing to puncture needle.Avoid the movement of needle body 1 in human body after puncture, both ensured that the puncture position of needle body 1 in human body was constant, avoided again the movement of needle body 1.
As shown in Figure 4, provide the use step schematic diagram of nerve block of the present utility model puncture needle, it uses step to be: first open the obstruction 6 on injection joint 5, utilize syringe 15 to inject local anesthesia in the cavity of tube for transfusion 4 and needle body 1, so that by the Bas Discharged in tube for transfusion 4, needle body 1, after Bas Discharged, 6 pairs of injection joints 5 of recycling obstruction seal; Then, by upper handle 9 and lower handle 10 and and together with formation grip handle 14, and nook closing member 8 is stretched in needle body chamber 2 by sealing-plug 7, to increase the fastness of needle body 1, hands is as shown in the figure a in Fig. 4, hold and grip handle 14 and carry out puncture procedure, in the process of puncture, judge the degree of depth by the graduation mark of observing needle body 1 surface; After puncture puts in place, upper handle 9 and lower handle 10 are opened, taken off adherent layer 12, whole puncture needle can be fixed on human body skin by pasting 11, as shown in the figure b in Fig. 4; Then, nook closing member 8 is extracted from needle body chamber 2, opened and stop up 6, syringe 15 is connected with injection joint 5, can in human body, inject local anesthetic by injecting cavity 17, needle body chamber 2, pin hole 3 and side opening 13, realize human nerve retardance, as shown in the figure c in Fig. 4; After drug injection, utilize 6 pairs of injection joints 5 of obstruction to seal.In subsequent process, if need again, to injectable drug in human body, only need to open and stop up 6, utilize syringe 15 injectable drugs.
Brachial plexus nerve block puncture needle of the present utility model, coordinating of joint can realize multiple dosing by syringe with injection, and without carrying out again puncture procedure, alleviated patient pain, reduced the damage to tissue of patient, also save the time simultaneously, be suitable for being applied to the nerve block of prolonged operations.
Claims (6)
1. a brachial plexus nerve block puncture needle, comprises the needle body (1) for puncturing, and the inside of described needle body is needle body chamber (2), and the front end of needle body is the pin hole (3) communicating with needle body chamber; It is characterized in that: the rear end of described needle body is fixed with tube for transfusion (4), the inside of tube for transfusion is the injecting cavity (17) communicating with needle body chamber, the end of tube for transfusion is provided with the injection joint (5) matching with the liquid outlet of syringe (15), and on injection joint, being provided with can be to the obstruction (6) of injecting cavity sealing.
2. brachial plexus nerve block puncture needle according to claim 1, it is characterized in that: comprise the nook closing member (8) that needle body (1) is played to support and reinforcement effect, the rear end of needle body is provided with sealing-plug (7), and nook closing member runs through sealing-plug and is placed in needle body chamber (2).
3. brachial plexus nerve block puncture needle according to claim 1 and 2, it is characterized in that: on described needle body (1), be provided be convenient to be inserted into human body grip handle (14), grip handle and be made up of the identical upper handle of shape (9) and lower handle (10), upper handle, lower handle are arranged on needle body rotationally by rotary sleeve (16) separately; On the surface that upper handle, lower handle fit, be provided with and paste (11), paste top and be provided with adherent layer (12).
4. brachial plexus nerve block puncture needle according to claim 1 and 2, is characterized in that: near the needle body (1) described pin hole (3), be provided with the side opening (13) communicating with needle body chamber (2).
5. brachial plexus nerve block puncture needle according to claim 1 and 2, is characterized in that: on the outer surface of described needle body (1), be provided with the graduation mark that is used to indicate needle body insertion depth.
6. brachial plexus nerve block puncture needle according to claim 1 and 2, is characterized in that: described tube for transfusion (4) is made up of transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420004687.1U CN203663172U (en) | 2014-01-06 | 2014-01-06 | Puncture needle for brachial plexus nerve block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420004687.1U CN203663172U (en) | 2014-01-06 | 2014-01-06 | Puncture needle for brachial plexus nerve block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203663172U true CN203663172U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420004687.1U Expired - Fee Related CN203663172U (en) | 2014-01-06 | 2014-01-06 | Puncture needle for brachial plexus nerve block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203663172U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691033A (en) * | 2014-01-06 | 2014-04-02 | 张慧 | Puncture needle for brachial plexus block |
-
2014
- 2014-01-06 CN CN201420004687.1U patent/CN203663172U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691033A (en) * | 2014-01-06 | 2014-04-02 | 张慧 | Puncture needle for brachial plexus block |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20170106 |