CN210020773U - Nerve blocking device beneficial to ultrasonic guidance - Google Patents
Nerve blocking device beneficial to ultrasonic guidance Download PDFInfo
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- CN210020773U CN210020773U CN201920513211.3U CN201920513211U CN210020773U CN 210020773 U CN210020773 U CN 210020773U CN 201920513211 U CN201920513211 U CN 201920513211U CN 210020773 U CN210020773 U CN 210020773U
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- needle tube
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Abstract
The utility model provides a do benefit to nerve blocking device of supersound guide. The nerve blocking device beneficial to ultrasonic guidance comprises a needle tube, a fixing structure, an injection structure and a water storage structure, wherein the fixing structure comprises a first scale mark, a plaster, a fixing paste, a fixing sleeve and a rubber ball, the first scale mark is arranged outside the needle tube, the fixing sleeve is connected outside the needle tube in a sliding mode, the rubber ball with a round through hole in the center line is connected inside the fixing sleeve in a rotating mode, the needle tube is connected to the rubber ball in a sliding mode, the fixing paste is connected outside the fixing sleeve, and the plaster is glued to one end of the fixing paste. The utility model provides a do benefit to nerve blocking device of supersound guide has can once only accomplish puncture and injection, and convenient fixed and can comparatively accurate control depth of insertion's advantage.
Description
Technical Field
The utility model relates to a nerve blocking technical field especially relates to a do benefit to nerve blocking device of supersound guide.
Background
Local anesthetic is injected around nerve trunk, plexus and node to block its impulse conduction, so that the innervated area produces anesthesia, called nerve block. The nerve block only needs one injection to obtain a larger anesthesia area. However, since there is a possibility of serious complications, it is necessary to be familiar with the local anatomy and understand the tissue through which the puncture needle passes, and the blood vessels, organs, body cavities, and the like in the vicinity. The commonly used nerve block is helpful for the blocking of the interorbital, infraorbital, ischiadic and phalangeal nerve trunk, the cervical plexus, brachial plexus, and the stellate ganglion and lumbar sympathetic ganglion for diagnosis and treatment.
However, in the use process of the traditional nerve blocking device which is beneficial to ultrasonic guidance, the puncture and the drug injection are divided into two procedures, secondary damage can be caused, the pain of a patient is increased, and the puncture needle is easy to cause errors due to the fact that the puncture needle is held by the hand, and the entering depth is not easy to control.
Therefore, there is a need to provide a new nerve blocking device facilitating ultrasonic guidance to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide one kind can once only accomplish puncture and injection, and convenient fixed and can comparatively accurate control depth of insertion do benefit to nerve blocking device of supersound guide.
In order to solve the technical problem, the utility model provides a do benefit to nerve blocking device of supersound guide includes: the needle tube is of a cylindrical structure with a hollow interior; the fixing structure comprises a first scale mark, an application paste, a fixing sleeve and a rubber ball, wherein the first scale mark is arranged outside the needle tube, the fixing sleeve is connected to the outside of the needle tube in a sliding manner, the spherical rubber ball with a circular through hole in the center line is rotatably connected to the inside of the fixing sleeve, the needle tube is connected to the rubber ball in a sliding manner, the fixing paste is connected to the outside of the fixing sleeve, and the application paste is glued to one end of the fixing paste; an injection structure connected to one end of the needle tube; a water storage structure connected to an exterior of the injection structure.
Preferably, the fixing paste and the application paste are both arc-shaped structures, and the diameter of a through hole in the rubber ball is smaller than or equal to the outer diameter of the needle tube.
Preferably, the injection structure includes standpipe, second scale mark, fixed plate, push-and-pull rod, depression bar and piston, the standpipe is fixed in the one end of needle tubing, piston sliding connection in the inside of standpipe, the push-and-pull rod is fixed in the one end of piston, the depression bar is fixed in the push-and-pull rod deviates from the one end of piston, the fixed plate is fixed in the outside of standpipe, the second scale mark is located the lateral wall of standpipe.
Preferably, the water storage pipe is of a cylindrical structure with an accommodating cavity in the water storage pipe and two open ends, and the outer diameter of the piston is the same as the inner diameter of the water storage pipe.
Preferably, the water storage structure comprises a medicine storage tank, a sealing plug and a pull ring, the medicine storage tank is fixed outside the water storage pipe, the sealing plug is connected to the top end of the medicine storage tank, and the arc-shaped pull ring is arranged at one end of the sealing plug.
Preferably, the medicine storage tank is of a double-cone structure with an accommodating cavity inside, and the sealing plug of the cylindrical structure is sleeved on the medicine storage tank.
Compared with the prior art, the utility model provides a do benefit to nerve blocking device of supersound guide has following beneficial effect:
the utility model provides a nerve blocking device beneficial to ultrasonic guidance, the needle tube is a cylinder structure with a hollow inner part, one end of the needle tube is connected with an injection structure capable of injecting medicine through the needle tube, the operation of puncture and medicine injection can be completed at one time through the matching use of the needle tube and the injection structure without puncturing first and then injecting medicine, thereby reducing the operation procedures, avoiding secondary puncture, relieving the pain of patients and avoiding secondary injury, the inner part of the fixed sleeve is rotationally connected with the rubber ball, the needle tube runs through the rubber ball, the angle fine adjustment can be carried out after the needle tube is inserted into the human body through the rotational connection of the rubber ball and the fixed sleeve, the medicine injection is convenient, and the diameter of a through hole in the rubber ball is less than or equal to the outer diameter of the needle tube, through the toughness characteristic of rubber ball can be right the needle tubing wraps up fixedly, and can also guarantee the needle tubing with the rubber ball slides be equipped with on the needle tubing first scale mark, through the setting of first scale mark, control that can be comparatively accurate the needle tubing inserts human degree of depth to can conveniently carry out the injection fixed cover's outside is equipped with curved fixed subsides with apply ointment or plaster, can with fixed cover is fixed at human head, thereby can avoid causing because misoperation the needle tubing biasing, thereby can improve the injection precision.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of a nerve blocking device facilitating ultrasonic guidance according to the present invention;
FIG. 2 is a schematic view of the connection of the needle cannula and the mounting structure shown in FIG. 1;
fig. 3 is a schematic view of a connection structure of the injection structure and the water storage structure shown in fig. 1.
Reference numbers in the figures: 1. the needle tube, 2, a fixing structure, 21, a first scale mark, 22, an application paste, 23, a fixing paste, 24, a fixing sleeve, 25, a rubber ball, 3, an injection structure, 31, a water storage tube, 32, a second scale mark, 33, a fixing plate, 34, a push-pull rod, 35, a pressure rod, 36, a piston, 4, a water storage structure, 41, a medicine storage tank, 42, a sealing plug, 43 and a pull ring.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of the nerve blocking device facilitating ultrasonic guidance according to the present invention; FIG. 2 is a schematic view of the connection of the needle cannula and the mounting structure shown in FIG. 1; fig. 3 is a schematic view of a connection structure of the injection structure and the water storage structure shown in fig. 1. A nerve blocking device for facilitating ultrasound guidance comprising: needle tubing 1, fixed knot construct 2, pour into structure 3 and water storage structure 4, needle tubing 1 is inside hollow cylinder structure, fixed knot construct 2 connect in the outside of needle tubing 1, pour into structure 3 connect in the one end of needle tubing 1, water storage structure 4 connect in the outside of pouring into structure 3.
In a specific implementation process, as shown in fig. 1 and fig. 2, the fixing structure 2 includes a first scale mark 21, an application patch 22, a fixing patch 23, a fixing sleeve 24 and a rubber ball 25, the first scale mark 21 is disposed on the outside of the needle tube 1 and is arranged along the length direction of the needle tube 1 so as to determine the length of the needle tube 1 entering the human body, the fixing sleeve 24 is slidably connected to the outside of the needle tube 1, the rubber ball 25 is of a spherical structure, a central line of the rubber ball 25 has a circular through hole therethrough, the rubber ball 25 is rotatably connected to the inside of the fixing sleeve 24, the needle tube 1 is slidably connected to the rubber ball 25, the fixing patch 23 is connected to the outside of the fixing sleeve 24, and the application patch 22 is glued to one end of the fixing patch 23.
Referring to fig. 1 and 2, the fixing patch 23 and the application patch 22 are both arc-shaped structures, the diameter of a through hole in the rubber ball 25 is smaller than or equal to the outer diameter of the needle tube 1, and the application patch 23 and the application patch 22 are both arc-shaped structures, so that the application patches and the fixing patches can be more fitted to the head of a patient. In the specific implementation process, as the rubber ball 25 is an elastic device, at least the diameter of the through hole in the rubber ball 25 is the same as the outer diameter of the needle tube 1, so that the rubber ball 25 can be connected with the needle tube 1 and can keep a seal, and meanwhile, the needle tube 1 can be ensured to rapidly and smoothly pass through the rubber ball 25. Of course, it is preferable that the diameter of the through hole of the rubber ball 25 is slightly smaller than the outer diameter of the needle tube 1, for example, the outer diameter of the needle tube 1 is 3mm, the diameter of the through hole of the rubber ball 25 is 2.8mm, and the diameter of the through hole inside the rubber ball 25 is smaller than the outer diameter of the needle tube 1, so that the needle tube 1 can be effectively wrapped and fixed, and the needle tube 1 and the rubber ball 25 can be ensured to slide. If the diameter of the through hole of the rubber ball 25 is much smaller than the outer diameter of the needle tube 1, for example, the diameter difference between the two is larger than 1mm, the stable sliding of the needle tube 1 in the rubber ball 25 may be affected, and the control of the insertion depth of the needle tube 1 may be affected.
Referring to fig. 1 and 3, the injection structure 3 includes a water storage tube 31, a second graduation line 32, a fixing plate 33, a push-pull rod 34, a pressure rod 35 and a piston 36, the water storage tube 31 is fixed at one end of the needle tube 1, the piston 36 is slidably connected to the inside of the water storage tube 31, the push-pull rod 34 is fixed at one end of the piston 36, the pressure rod 35 is fixed at one end of the push-pull rod 34 away from the piston 36, the fixing plate 33 is fixed outside the water storage tube 31, and the second graduation line 32 is arranged outside the piston 36 to facilitate injection of medicine into the inside of the needle tube 1. In the specific implementation process, the water storage pipe 31 is a cylinder structure with an accommodating cavity inside and two open ends, the outer diameter of the piston 36 is the same as the inner diameter of the water storage pipe 31, and in order to ensure that the piston 36 injects the medicine inside the water storage pipe 31 into the needle tube 1.
Referring to fig. 1 and 3, the water storage structure 4 includes a medicine storage tank 41, a sealing plug 42 and a pull ring 43, the medicine storage tank 41 is fixed outside the water storage pipe 31, the sealing plug 42 is connected to the top end of the medicine storage tank 41, the arc pull ring 43 is arranged at one end of the sealing plug 42, the medicine storage tank 41 is a double-cone structure with a containing cavity inside, so that the storage capacity of the medicine can be increased, and the medicine can be conveniently and timely injected. Medicine storage tank 41 is that inside has the biconical structure who holds the cavity, the cylinder structure the sealing plug 42 cup joint in medicine storage tank 41, through sealing plug 42 with medicine storage tank 41's cooperation is used, can be convenient for right medicine injection is carried out to medicine storage tank 41's inside. In the specific implementation process, a one-way ball valve (refer to the prior art specifically) may be disposed at a communication position between the drug storage tank 41 and the water storage pipe 31, and the one-way ball valve may be opened to allow the drug in the drug storage tank 41 to enter the water storage pipe 31 in advance, so as to close the one-way ball valve, so that the push-pull rod 34, the pressure rod 35, and the piston 36 may directly push the drug in the water storage pipe 31 to the end of the needle tube 1 to flow out when the push-pull rod, the pressure rod 35, and the piston 36 are working.
The utility model provides a do benefit to nerve blocking device of supersound guide's theory of operation as follows:
when in use, the center point of the rubber ball 25 is aligned with a local anesthesia point, the application patch 22 is adhered to the head of a patient, the needle tube 1 is inserted into the through hole of the rubber ball 25, the needle tube 1 is inserted into subcutaneous tissue through the local anesthesia point, when the needle point approaches to a nerve, the push-pull rod 34 and the piston 36 are pushed by pressing the pressure rod 35 to inject related drugs such as analgesic and the like in the water storage tube 31 into the needle tube 1, the drugs in the needle tube 1 are injected into the nerve, the needle tube 1 is of a hollow cylindrical structure, one end of the needle tube 1 is connected with the water storage tube 31 capable of injecting drugs through the needle tube 1, the needle tube 1 and the water storage tube 31 are matched for use, the puncture and the drug injection can be completed at one time without puncturing and then injecting drugs, the operation procedures are reduced, so that secondary puncture can be avoided, pain of a patient is relieved, secondary injury can be avoided, the rubber ball 25 is rotatably connected to the inner part of the fixing sleeve 24, the needle tube 1 penetrates through the rubber ball 25, the needle tube 1 can be wrapped and fixed through the toughness characteristic of the rubber ball 25 after the needle tube 1 is inserted into a human body, the medicine injection is convenient, the diameter of a through hole in the rubber ball 25 is smaller than the outer diameter of the needle tube 1, the needle tube 1 can be ensured to slide with the rubber ball 25, the first scale marks 21 are arranged on the needle tube 1, the depth of the needle tube 1 inserted into the human body can be accurately controlled through the arrangement of the first scale marks 21, and the medicine injection can be conveniently carried out, fixed cover 24's outside is equipped with the curved fixed 23 of pasting with apply ointment or plaster 22, can with fixed cover 24 is fixed at human head, thereby can avoid causing because misoperation needle tubing 1 biasing, thereby can improve the injection precision the outside of standpipe 31 is fixed and is used for clinical storage medicine storage tank 41, just storage tank 41 has the biconical structure who holds the cavity for inside, can increase the storage capacity of medicament, conveniently in time annotates the medicine, just storage tank 41's top is cup jointed sealing plug 42, through sealing plug 42 with storage tank 41's cooperation is used, can be convenient for right storage tank 41's inside is annotated the medicine.
Compared with the prior art, the utility model provides a do benefit to nerve blocking device of supersound guide has following beneficial effect:
the utility model provides a nerve blocking device beneficial to ultrasonic guidance, the needle tube 1 is a hollow cylinder structure, one end of the needle tube 1 is connected with the injection structure 3 capable of injecting medicine through the needle tube 1, through the matching use of the needle tube 1 and the injection structure 3, the puncture and medicine injection work can be completed at one time, the operation procedures are reduced without puncturing first and then injecting medicine, thereby the secondary puncture can be avoided, the pain of the patient is relieved, and the secondary injury can be avoided, the rubber ball 25 is rotatably connected inside the fixed sleeve 24, the needle tube 1 penetrates through the rubber ball 25, through the rotating connection of the rubber ball 25 and the fixed sleeve 24, the angle fine adjustment can be carried out after the needle tube 1 is inserted into the human body, the medicine injection is convenient, and the diameter of a through hole inside the rubber ball 25 is smaller than the outer diameter of the needle tube 1, through the toughness characteristic of rubber ball 25 can be right needle tubing 1 wraps up fixedly, and can also guarantee needle tubing 1 with rubber ball 25 slides be equipped with on needle tubing 1 first scale mark 21, through the setting of first scale mark 21, control that can be comparatively accurate needle tubing 1 inserts human degree of depth to can conveniently carry out the injection fixed cover 24's outside is equipped with the curved fixed 23 of pasting with apply ointment or plaster 22 can with fixed cover 24 is fixed at human head, thereby can avoid causing because misoperation needle tubing 1 biasing, thereby can improve the injection precision.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. A nerve blocking device for facilitating ultrasound guidance, comprising:
the needle tube (1), the needle tube (1) is a hollow cylinder structure;
the fixing structure (2) comprises a first scale mark (21), an application patch (22), a fixing paste (23), a fixing sleeve (24) and a rubber ball (25), wherein the first scale mark (21) is arranged outside the needle tube (1), the fixing sleeve (24) is connected to the outside of the needle tube (1) in a sliding manner, the rubber ball (25) which is spherical and provided with a circular through hole in the center line is connected to the inside of the fixing sleeve (24) in a rotating manner, the needle tube (1) is connected to the rubber ball (25) in a sliding manner, the fixing paste (23) is connected to the outside of the fixing sleeve (24), and the application patch (22) is glued to one end of the fixing paste (23);
an injection structure (3), wherein the injection structure (3) is connected to one end of the needle tube (1);
a water storage structure (4), the water storage structure (4) being connected to the outside of the injection structure (3).
2. The nerve block facilitating ultrasonic guidance according to claim 1, characterized in that the fixing patch (23) and the application patch (22) are both arc-shaped structures, and the diameter of the through hole inside the rubber ball (25) is smaller than or equal to the outer diameter of the needle tube (1).
3. The nerve blocking device facilitating ultrasonic guidance according to claim 1, wherein the injection structure (3) comprises a water storage tube (31), a second graduation mark (32), a fixing plate (33), a push-pull rod (34), a pressure rod (35) and a piston (36), the water storage tube (31) is fixed at one end of the needle tube (1), the piston (36) is slidably connected to the inside of the water storage tube (31), the push-pull rod (34) is fixed at one end of the piston (36), the pressure rod (35) is fixed at one end of the push-pull rod (34) facing away from the piston (36), the fixing plate (33) is fixed at the outside of the water storage tube (31), and the second graduation mark (32) is arranged on the outer side wall of the water storage tube (31).
4. The nerve block device facilitating ultrasonic guidance according to claim 3, characterized in that the water storage tube (31) is a cylindrical structure with a containing cavity inside and two open ends, and the outer diameter of the piston (36) is the same as the inner diameter of the water storage tube (31).
5. The nerve block device facilitating ultrasonic guidance according to claim 3, wherein the water storage structure (4) comprises a medicine storage tank (41), a sealing plug (42) and a pull ring (43), the medicine storage tank (41) is fixed outside the water storage pipe (31), the sealing plug (42) is connected to the top end of the medicine storage tank (41), and the arc-shaped pull ring (43) is arranged at one end of the sealing plug (42).
6. The nerve block device facilitating ultrasonic guidance according to claim 5, wherein the medicine storage tank (41) is a double-cone structure with a receiving cavity inside, and the sealing plug (42) of a cylinder structure is sleeved on the medicine storage tank (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920513211.3U CN210020773U (en) | 2019-04-16 | 2019-04-16 | Nerve blocking device beneficial to ultrasonic guidance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920513211.3U CN210020773U (en) | 2019-04-16 | 2019-04-16 | Nerve blocking device beneficial to ultrasonic guidance |
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| Publication Number | Publication Date |
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| CN210020773U true CN210020773U (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920513211.3U Active CN210020773U (en) | 2019-04-16 | 2019-04-16 | Nerve blocking device beneficial to ultrasonic guidance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111281667A (en) * | 2020-03-02 | 2020-06-16 | 苏州市立医院(苏州市中心体检站、苏州市公惠医院、苏州市立医院司法鉴定所、苏州市肿瘤诊疗中心) | Quick needle tube fixing straight clamp dressing and embedding device thereof |
| CN113499128A (en) * | 2021-07-09 | 2021-10-15 | 无锡市第九人民医院 | Nerve block pjncture needle under ultrasonic guidance with outside guiding mechanism |
-
2019
- 2019-04-16 CN CN201920513211.3U patent/CN210020773U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111281667A (en) * | 2020-03-02 | 2020-06-16 | 苏州市立医院(苏州市中心体检站、苏州市公惠医院、苏州市立医院司法鉴定所、苏州市肿瘤诊疗中心) | Quick needle tube fixing straight clamp dressing and embedding device thereof |
| CN111281667B (en) * | 2020-03-02 | 2021-06-08 | 苏州市立医院(苏州市中心体检站、苏州市公惠医院、苏州市立医院司法鉴定所、苏州市肿瘤诊疗中心) | Quick needle tube fixing straight clamp dressing and embedding device thereof |
| CN113499128A (en) * | 2021-07-09 | 2021-10-15 | 无锡市第九人民医院 | Nerve block pjncture needle under ultrasonic guidance with outside guiding mechanism |
| CN113499128B (en) * | 2021-07-09 | 2024-02-23 | 无锡市第九人民医院 | Ultrasonic guided nerve block puncture needle with external guiding mechanism |
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