CN209932923U - Ultrasonic-guided multi-angle puncture medicine injection device in lower plane - Google Patents

Ultrasonic-guided multi-angle puncture medicine injection device in lower plane Download PDF

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Publication number
CN209932923U
CN209932923U CN201920217163.3U CN201920217163U CN209932923U CN 209932923 U CN209932923 U CN 209932923U CN 201920217163 U CN201920217163 U CN 201920217163U CN 209932923 U CN209932923 U CN 209932923U
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needle
puncture
puncture needle
plane
joint
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Chinese (zh)
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施宏
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Shanghai Lung Hospital
Shanghai Pulmonary Hospital
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Shanghai Lung Hospital
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Abstract

The utility model discloses an ultrasonic-guided in-plane multi-angle puncture medicine injection device, which comprises an in-plane multi-angle adjusting device which is fixedly connected to one side of an ultrasonic probe when medical staff carries out in-plane needle insertion; a puncture needle for medical staff to puncture; a negative pressure device for detecting whether the puncture needle punctures into the blood vessel; a drug delivery device for delivering drug after the puncture needle has punctured to the required puncture position. The above structure is adopted in the utility model, not only can make medical staff can find the target location rapidly in the plane under the supersound guide to can also ensure that the pjncture needle walks capable in the plane all the time, in addition, only need a doctor can accomplish whole puncture injection work promptly, thereby improve medical staff's work efficiency, shorten the time that blocks under the supersound, reduce patient's complication. Furthermore, the utility model discloses can also reach according to the actual demand and put a tub injection function.

Description

Ultrasonic-guided multi-angle puncture medicine injection device in lower plane
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a multi-angle puncture injection device in plane under ultrasonic guidance.
Background
The development of the visualization technology provides a rapid development opportunity for perioperative multi-mode analgesia, and ultrasonic guidance can enable an anaesthetist to accurately, simply and conveniently position a puncture needle beside a nerve or at an fascia plane to be blocked. The existing needle insertion approaches for nerve or plane block under ultrasonic guidance are divided into two types: one is out-of-plane insertion and the other is in-plane insertion. Both of these needle insertions have advantages and disadvantages. The out-of-plane needle insertion is quick, simple and convenient and is suitable for experienced anesthetists, but the walking condition of the puncture needle cannot be observed in real time in the puncture process, important structures such as nerves and blood vessels can be damaged in the puncture process, and the puncture needle is difficult to accurately position to a target. When an anesthesiologist adopts in-plane needle insertion, although the trend path of the puncture needle can be observed in real time, the important structure through which the puncture needle passes can be avoided from being damaged, the puncture needle is difficult to maintain in a two-dimensional plane of the ultrasonic probe all the time, long operation time is needed, and the pain of a patient is increased. In addition, at present, when a patient is punctured and injected under the ultrasonic guidance, at least two medical staff are generally needed for operation, wherein one anaesthetist needs to hold an ultrasonic probe with one hand, and after finding a target to be punctured, the other hand holds a puncture needle to puncture through an in-plane or out-of-plane access, and after reaching the target position, the other medical staff needs to withdraw and inject medicine. The mode is adopted to carry out anesthesia puncture and medicine injection, which is more complicated, and the working efficiency of medical staff is reduced.
Aiming at the defects of the prior art, a research and development person needs to develop an ultrasonic-guided puncture medicine injection system which is reasonable in design, simple in structure and convenient to control. The system not only can enable medical staff to quickly find a target for positioning, but also can ensure that the puncture needle always runs in a plane. In addition, the system can complete all puncture and medicine injection work by only one doctor, thereby improving the working efficiency of medical staff, shortening the blocking time under ultrasonic guidance, reducing complications and improving the satisfaction degree of patients.
SUMMERY OF THE UTILITY MODEL
For solving the problem that prior art exists, the utility model aims at providing a reasonable in design, simple structure, control are convenient, not only can make medical staff can find the target location rapidly, can also ensure that the pjncture needle walks capable in the plane all the time to only need a doctor to accomplish whole puncture injection work promptly, thereby improve medical staff's work efficiency, shorten the time that the supersound is retardant down, reduce the supersound of patient's complication and guide in the plane multi-angle puncture injection device down.
For solving the above technical problem, the utility model discloses a following technical scheme realizes:
the utility model provides an in-plane multi-angle puncture injection device under ultrasonic guidance which characterized in that includes:
the in-plane multi-angle adjusting device is fixedly connected to one side of the ultrasonic probe when a medical worker performs in-plane needle insertion, and comprises an adjusting block, wherein a fixing part used for being fixed to one side of the ultrasonic probe is arranged on one side of the adjusting block, an adjusting groove is formed in the adjusting block, a puncture needle guide tube is arranged inside the adjusting groove, one end of the puncture needle guide tube is hinged in the adjusting groove, the hinged point and an imaging plane of the ultrasonic probe are located in the same plane, and the other end of the puncture needle guide tube is a free end capable of rotating in the imaging plane of the ultrasonic probe;
the puncture needle is used for puncture by medical personnel, the puncture needle passes through the puncture needle guide tube and can slide along the axial direction of the puncture needle, a three-way joint is arranged at the handle of the puncture needle, and the first joint end of the three-way joint is connected with the tail end of the puncture needle;
the negative pressure device is used for detecting whether the puncture needle punctures into the blood vessel or not, the negative pressure device is communicated with the second joint end of the three-way joint through a negative pressure pipe, and the second joint end is provided with a negative pressure start-stop button;
and the drug delivery device is used for delivering drugs after the puncture needle punctures to a needed puncture position, the drug delivery device is communicated with the third joint end of the three-way joint through a drug delivery pipe, and the third joint end is provided with a drug delivery start-stop button.
In a preferred embodiment of the present invention, the puncture needle is a medical injection fine needle.
In a preferred embodiment of the present invention, the puncture needle is a large diameter needle having an inner core, the three-way joint is further provided with a fourth joint end into which the inner core of the large diameter needle is inserted, and the fourth joint end is provided with an unidirectional stop elastic flap.
In a preferred embodiment of the present invention, after the large diameter needle is punctured in place, the inner core is pulled out, and one end of the thin tube with the ultrasonic developer enters the front end of the large diameter needle by 2-3cm through the fourth joint end, so as to place the tube and inject the medicine.
In a preferred embodiment of the present invention, the large diameter needle is a 18-20G medical steel needle.
In a preferred embodiment of the present invention, the negative pressure device is a pressing balloon.
The utility model discloses a preferred embodiment, the device of dosing is the injection sacculus, the injection sacculus is provided with one-way elasticity lamella with the junction of dosing pipe, the surface of injection sacculus still is provided with a sealed injection mouth, the inner chamber of injection sacculus forms the medicine storage chamber.
In a preferred embodiment of the present invention, the adjusting block includes a fan-shaped adjusting block with a central angle of 90 °, and the fan-shaped adjusting block is provided with angle scales.
In a preferred embodiment of the present invention, the fixing member is a clamping arm for clamping on a side of the ultrasonic probe.
In a preferred embodiment of the invention, the inner surface of the clamping arm is provided with anti-slip threads.
Compared with the prior art, the utility model adopts the above structure, not only can make medical staff can find the target location rapidly in the plane under the supersound guide to can also ensure that the pjncture needle walks capable in the plane all the time, in addition, only need a doctor can accomplish whole puncture injection work, thereby improve medical staff's work efficiency, shorten the time that the supersound is retardant down, reduce the complication. Furthermore, the utility model discloses can also reach according to the actual demand and put a tub injection function.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of the multi-angle adjusting device in the plane according to embodiment 1 of the present invention.
Fig. 3 is a plan view of the multi-angle adjusting device in the plane according to embodiment 1 of the present invention.
Fig. 4 is a sectional view a-a of fig. 3.
Fig. 5 is a schematic structural diagram of embodiment 2 of the present invention.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Example 1
Referring to fig. 1-4, the drawings show a multi-angle puncture medicine injection device in a plane under ultrasonic guidance, which comprises an in-plane multi-angle adjusting device 200, a puncture needle 300, a negative pressure device 400 and a medicine feeding device 500, wherein the puncture needle 300 in the embodiment is a medical injection fine needle, and is suitable for patients without remaining medicine injection tubes.
The in-plane multi-angle adjusting device 200 is clamped on one side of the ultrasonic probe 100 when medical staff performs in-plane needle insertion, the in-plane multi-angle adjusting device 200 comprises a sector adjusting block 210 with a central angle of 90 degrees, a clamping arm 220 used for clamping on one side of the ultrasonic probe 100 is arranged on one side of the sector adjusting block 210, and the sector adjusting block can be firmly clamped on one side of the ultrasonic probe 100 through the clamping arm 220. The inner surface 221 of the clamp arm 220 in this embodiment is also provided with anti-slip threads.
Clamping arm 220 and fan-shaped regulating block 210 are integrated into one piece structure, the effectual stability ability that improves between clamping arm 220 and the fan-shaped regulating block 210 has further improved the practicality of this multi-angle puncture injection device in the plane under the supersound guide.
The sector adjusting block 210 is provided with an adjusting groove 211, the inside of the adjusting groove 211 is provided with a puncture needle guide tube 230, one end of the puncture needle guide tube 230 is hinged in the adjusting groove 211 through a hinge shaft 240, the hinge point is located in the same plane with the imaging plane of the ultrasonic probe 100, the other end of the puncture needle guide tube 230 is a free end capable of rotating in the imaging plane of the ultrasonic probe 100, the puncture needle guide tube 230 can rotate around the hinge point, the puncture needle guide tube 230 is always kept in the imaging plane of the ultrasonic probe 100, and medical staff can conveniently adjust the puncture needle 300 to a required angle.
The angle scale 212 is arranged on the adjusting block 210, so that the medical staff can directly observe the angle of the puncture needle 300, and the subsequent operation of the medical staff is facilitated.
The puncture needle 300 is used for medical staff to puncture, the puncture needle 300 penetrates through the puncture needle guide tube 230 and can slide along the axial direction of the puncture needle, a three-way joint 310 is arranged at the handle of the puncture needle 300, and the first joint end of the three-way joint 310 is connected with the tail end of the puncture needle 300.
The negative pressure device 400 is used for detecting whether the puncture needle 300 punctures into a blood vessel, the negative pressure device 400 is communicated with the second joint end of the three-way joint 310 through the negative pressure pipe 600, the second joint end is provided with a negative pressure start-stop button 311, and the negative pressure control button 311 is used for controlling whether the negative pressure device 400 is communicated with the puncture needle 300. The negative pressure device 400 in this embodiment is a compression balloon.
After the puncture needle 300 punctures to the designated position, the medical staff presses the negative pressure control button 311, the puncture needle 300 is communicated with the negative pressure device 400 through the negative pressure tube 600, the puncture position is absorbed by negative pressure through the puncture needle 300, the saccule is pressed and pressed at the moment and then released, if no blood is pumped out, the puncture needle 300 does not puncture to the blood vessel, if blood is pumped out, the puncture needle 300 punctures to the blood vessel, the medical staff is required to adjust the positioning of the puncture needle, and the structure ensures that the puncture needle 300 is not in the blood vessel when the medicine is administrated.
The drug delivery device 500 is used for delivering drugs after the puncture needle 300 punctures to a needed puncture position, the drug delivery device 500 is communicated with the third joint end of the three-way joint 310 through the drug delivery pipe 700, the drug delivery start-stop button 312 is arranged on the third joint end 310, and the drug delivery control button 312 is used for controlling whether the drug delivery device 500 is communicated with the puncture needle 300 or not. The drug delivery device 500 in this embodiment is a drug injection balloon, a one-way cut-off elastic flap 520 is arranged at the joint of the drug injection balloon and the drug delivery tube 700, a sealed drug injection port 510 is further arranged on the surface of the drug injection balloon, and a drug storage cavity is formed in the inner cavity of the drug injection balloon.
After the medical staff confirms that the negative pressure is finished, the medicine feeding control button 312 is pressed down to enable the puncture needle 300 to be communicated with the medicine feeding device 500 through the medicine feeding pipe 700, then the medicine injection saccule is squeezed, and the medicine liquid which is injected into the medicine storage cavity in advance is sent to a medicine feeding position through the one-way stopping elastic flap 520 and the medicine feeding pipe 700. By adopting the structure, the medical staff can conveniently carry out the medicine feeding operation on the patient, and only one medical staff is needed to complete the anesthesia, needle threading and medicine feeding work, thereby reducing the labor intensity of the medical staff and improving the working efficiency of the medical staff.
Example 2
As shown in fig. 5, the structure of the present embodiment is substantially the same as that of embodiment 1, except that the puncture needle in the present embodiment is a large diameter needle 300a having an inner core 300b, the large diameter needle 300a is a medical steel needle of 18-20G, the inner diameter of the needle is slightly larger than that of a medical injection fine needle, and the needle can be inserted into a drug injection tubule, the three-way joint 310 is further provided with a fourth joint end 313 into which the inner core 300b of the large diameter needle 300a is inserted, and the fourth joint end 313 is provided with a one-way blocking elastic flap 313 a. The embodiment is suitable for the patient needing to keep the medicine injection tube in the later period.
After the large-diameter needle 300a is punctured to the right position, the inner core 300b is drawn out, and one end of the thin tube with the ultrasonic developer enters the position 2-3cm away from the front end of the large-diameter needle 300a through the fourth joint end 313 so as to place the tube for injection.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides an in-plane multi-angle puncture injection device under ultrasonic guidance which characterized in that includes:
the in-plane multi-angle adjusting device is fixedly connected to one side of the ultrasonic probe when a medical worker performs in-plane needle insertion, and comprises an adjusting block, wherein a fixing part used for being fixed to one side of the ultrasonic probe is arranged on one side of the adjusting block, an adjusting groove is formed in the adjusting block, a puncture needle guide tube is arranged inside the adjusting groove, one end of the puncture needle guide tube is hinged in the adjusting groove, the hinged point and an imaging plane of the ultrasonic probe are located in the same plane, and the other end of the puncture needle guide tube is a free end capable of rotating in the imaging plane of the ultrasonic probe;
the puncture needle is used for puncture by medical personnel, the puncture needle passes through the puncture needle guide tube and can slide along the axial direction of the puncture needle, a three-way joint is arranged at the handle of the puncture needle, and the first joint end of the three-way joint is connected with the tail end of the puncture needle;
the negative pressure device is used for detecting whether the puncture needle punctures into the blood vessel or not, the negative pressure device is communicated with the second joint end of the three-way joint through a negative pressure pipe, and the second joint end is provided with a negative pressure start-stop button;
and the drug delivery device is used for delivering drugs after the puncture needle punctures to a needed puncture position, the drug delivery device is communicated with the third joint end of the three-way joint through a drug delivery pipe, and the third joint end is provided with a drug delivery start-stop button.
2. The device of claim 1, wherein the puncture needle is a medical injection fine needle.
3. The device as claimed in claim 1, wherein the puncture needle is a large diameter needle having an inner core, the three-way joint is further provided with a fourth joint end into which the inner core of the large diameter needle is inserted, and the fourth joint end is provided with a one-way stopping elastic flap.
4. The device as claimed in claim 3, wherein after the needle with the large diameter is punctured in place, the inner core is withdrawn, and one end of the thin tube with the ultrasonic developer enters 2-3cm from the front end of the needle with the large diameter through the fourth joint end, so as to place the tube and inject the medicine.
5. The device of claim 3, wherein the large diameter needle is a 18-20 gauge medical steel needle.
6. The device as claimed in any one of claims 1 to 5, wherein the negative pressure device is a pressing balloon.
7. The device according to any one of claims 1 to 5, wherein the drug delivery device is a drug injection balloon, a one-way cut-off elastic flap is disposed at a joint of the drug injection balloon and the drug delivery tube, a sealed drug injection port is further disposed on a surface of the drug injection balloon, and a drug storage cavity is formed in an inner cavity of the drug injection balloon.
8. The device as claimed in any one of claims 1 to 5, wherein the adjustment block comprises a fan-shaped adjustment block with a central angle of 90 °, and the fan-shaped adjustment block is provided with angle scales.
9. An ultrasound-guided multi-angle in-plane needle-stick applicator device as claimed in any one of claims 1 to 5 wherein the fixing means is a clamp arm for clamping to one side of the ultrasound probe.
10. The device of claim 9, wherein the inner surface of the clamping arm is provided with anti-skid lines.
CN201920217163.3U 2019-02-20 2019-02-20 Ultrasonic-guided multi-angle puncture medicine injection device in lower plane Active CN209932923U (en)

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Application Number Priority Date Filing Date Title
CN201920217163.3U CN209932923U (en) 2019-02-20 2019-02-20 Ultrasonic-guided multi-angle puncture medicine injection device in lower plane

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Application Number Priority Date Filing Date Title
CN201920217163.3U CN209932923U (en) 2019-02-20 2019-02-20 Ultrasonic-guided multi-angle puncture medicine injection device in lower plane

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109662761A (en) * 2019-02-20 2019-04-23 上海市肺科医院 Multi-angle puncture and injection of medicine device in ultrasonic guidance lower plane
CN111904551A (en) * 2020-07-28 2020-11-10 宦乡 Ultrasonic medical anesthesia injection assistor
CN111904548A (en) * 2020-07-28 2020-11-10 宦乡 External semi-automatic positioning puncture device for ultrasonic anesthesia plane

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109662761A (en) * 2019-02-20 2019-04-23 上海市肺科医院 Multi-angle puncture and injection of medicine device in ultrasonic guidance lower plane
CN111904551A (en) * 2020-07-28 2020-11-10 宦乡 Ultrasonic medical anesthesia injection assistor
CN111904548A (en) * 2020-07-28 2020-11-10 宦乡 External semi-automatic positioning puncture device for ultrasonic anesthesia plane
CN111904548B (en) * 2020-07-28 2021-09-17 徐州市中心医院 External semi-automatic positioning puncture device for ultrasonic anesthesia plane

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