CN112971926A

CN112971926A - Ultramicro wound water jet scalpel therapeutic instrument for myofascial lysis under B-ultrasonic guidance

Info

Publication number: CN112971926A
Application number: CN202110407445.1A
Authority: CN
Inventors: 喻文立; 宋晓菲; 李良玉; 盛明薇; 李胜卫
Original assignee: Tianjin First Central Hospital
Current assignee: Tianjin First Central Hospital
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-06-18

Abstract

The invention discloses an ultramicro water jet scalpel therapeutic apparatus for myofascial lysis under B-ultrasound guidance, which comprises a host, a needle handle and a needle head, wherein the host is used for storing liquid medicine and infusing the liquid medicine to the needle handle and the needle head according to the required pressure intensity, one end of the needle handle is connected with the host through a connecting circuit, the other end of the needle handle is connected with the needle head, and the needle handle is provided with a control switch. The invention provides an ultramicro wound water jet scalpel therapeutic apparatus for myofascial lysis under the guidance of B ultrasonic, which rapidly punctures an ultramicro wound water jet scalpel with the diameter of about 0.5mm to the myofascial space of a pain focus of a patient to complete the myofascial lysis. The whole puncture drug administration process does not need to adjust the gesture of holding the needle, and the automatic injection of the liquid medicine can be completed through the control switch on the needle handle; the pressure intensity of liquid medicine fluid is adjusted through the needle handle control switch, so that the liquid medicine is stably pushed to different types of tissue fascia gaps; the invention can ensure that the liquid medicine is stably pushed to the fascia clearance, and provides reliable guarantee for accurate anesthesia treatment.

Description

Ultramicro wound water jet scalpel therapeutic instrument for myofascial lysis under B-ultrasonic guidance

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to an ultra-micro wound water jet scalpel therapeutic apparatus for myofascial lysis under the guidance of B ultrasonic.

Background

Myofascial pain syndrome is local tissue adhesion and scar formation caused by aseptic inflammation of myofascial, is a main 'fierce' of common neck-shoulder, waist-back and pain around joints, and has the incidence rate of 30-93%. The principle of the myofascial lysis under the guidance of the B ultrasonic is that a puncture needle punctures the skin of a patient, then the needle point is placed in the fascial space according to the feedback information of an ultrasonic probe, and the adhesive fascia is separated and released by injecting analgesic and anti-inflammatory liquid medicine. The technology is more and more widely used, and the life quality of patients with chronic pain is greatly improved. The conventional B ultrasonic guided puncture administration generally uses a common syringe at present, and the following problems mainly exist: 1) when the puncture needle reaches the lesion position, an operating doctor needs to adjust the needle-holding gesture to act on the syringe piston to finish liquid medicine injection, so that the position of the needle head is easily changed, positioning deviation is caused, even adjacent tissue cutting injury is possibly caused, and the puncture risk is increased; 2) local calcification exists in lesion parts of a considerable part of chronic pain patients, and the connection part of a needle and an injector is loosened or separated due to overlarge resistance of a needle inserting part by manually injecting the medicine, so that the injected liquid medicine is leaked and even polluted; 3) the fluid ejected by the traditional puncture needle is linear, and the efficiency of separating the adhesion fascia is low.

Disclosure of Invention

In order to solve the technical problem, the invention provides an ultra-micro water jet scalpel therapeutic apparatus for myofascial lysis under the guidance of B ultrasonic.

The utility model provides a super minimal access water jet sword therapeutic instrument that is used for muscle fascia release art under B ultrasonic guide, includes host computer, needle handle and syringe needle, the host computer is used for storing the liquid medicine and will the liquid medicine is infused to needle handle and syringe needle according to required pressure, one end of needle handle is passed through interconnecting link and is connected with the host computer, the other end of needle handle with the syringe needle is connected, be equipped with control switch on the needle handle.

Above technical scheme is preferred, be equipped with electric pump in the host computer and be used for holding the reservoir of liquid medicine, one side of reservoir pass through the liquid pipeline with the inlet of electric pump is connected.

Above technical scheme is preferred, linking circuit includes liquid flow path and control scheme, the liquid outlet of electric pump passes through the liquid flow path with the one end of needle handle is connected, control switch passes through the control scheme with the electric pump electricity is connected.

Preferably, the control switch comprises a fluid pressure control gear, a withdrawal button and a medicine injection button.

Above technical scheme is preferred, the syringe needle includes pintle, needle stalk and needle point, the pintle with the other end of needle handle is connected, the both ends of needle stalk are connected respectively pintle and needle point, the lateral wall symmetry of needle point is equipped with a plurality of side openings.

Preferably, the diameter of the needle head is 0.2-0.8mm, the hole axis of the side hole and the axis of the needle point form a certain angle, and the angle is 10-60 degrees.

The invention has the advantages and positive effects that: the invention provides an ultramicro wound water jet scalpel therapeutic apparatus for myofascial lysis under the guidance of B ultrasonic, which rapidly punctures an ultramicro wound water jet scalpel with the diameter of about 0.5mm to the myofascial space of a pain focus of a patient to complete the myofascial lysis. The whole puncture drug administration process does not need to adjust the gesture of holding the needle, and the automatic injection of the liquid medicine can be completed through the control switch on the needle handle; the pressure intensity of liquid medicine fluid is adjusted through the needle handle control switch, so that the liquid medicine is stably pushed to different types of tissue fascia gaps; the side hole of the puncture needle tip is added, so that the liquid level form of the injection is changed from linear to sector, and the efficiency of inactive separation of the adhesion tissues is improved; the invention can ensure that the liquid medicine is stably pushed to the myofascial space and provides reliable guarantee for accurate anesthesia treatment.

Drawings

FIG. 1 is a schematic structural view of a minimally invasive water jet scalpel treatment apparatus for ultrasound-guided submuscular fascial lysis according to an embodiment of the present invention;

FIG. 2 is a schematic view of a needle shaft and needle provided in accordance with an embodiment of the present invention

Fig. 3 is a schematic structural diagram of a needle tip according to an embodiment of the present invention.

Wherein: 1. a host; 2. a needle handle; 3. a liquid storage tank; 4. a liquid flow path; 5. a control circuit; 6. a fluid pressure control stage; 7. a withdrawal button; 8. a medicine injection button; 9. a pintle; 10. needle peduncle; 11. a needle tip; 12. a side hole; 13. a primary pinhole.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

The embodiment provides an ultramicro-invasive water jet scalpel therapeutic apparatus for myofascial lysis under the guidance of B ultrasound, which comprises a main machine 1, a needle handle 2 and a needle head, wherein the main machine 1 is used for storing liquid medicine and infusing the liquid medicine to the needle handle 2 and the needle head according to the required pressure, one end of the needle handle 2 is connected with the main machine 1 through a connecting circuit, the other end of the needle handle 2 is connected with the needle head, the needle handle 2 is provided with a control switch, and the control switch is used for controlling administration and back-suction of the liquid medicine and adjustment of the liquid medicine fluid pressure.

During operation, according to ultrasonic transducer's feedback information, place the syringe needle in muscle manadesma clearance, administer through the control switch on the needle handle during administration and liquid medicine fluid pressure adjusts, need not to adjust and hold the needle gesture, can accomplish the automatic injection of liquid medicine, pumpback and the regulation of pressure size to improve the location precision and the efficiency of debonding of manadesma debonding art.

Specifically, an electric pump and a liquid storage tank 3 for containing the liquid medicine are arranged in the main machine 1, and one side (for example, the lower side) of the liquid storage tank 3 is connected with a liquid inlet of the electric pump through a liquid pipeline. The position of the electric pump with respect to the liquid storage tank is not particularly limited, and may be left or right. The liquid storage tank is filled with analgesic and anti-inflammatory liquid medicine which can be automatically infused or pumped back under the action of the electric pump. In addition, the work of the electric pump is controlled by controlling the switch, so that the flow rate and the pressure of liquid in the liquid flow path are changed, and different operation requirements are met.

Furthermore, the connecting circuit comprises a liquid flow path 4 and a control circuit 5, a liquid outlet of the electric pump is connected with one end of the needle handle 2 through the liquid flow path 4, and the liquid medicine flows to the needle handle through the electric pump and the liquid flow path. The control switch is electrically connected with the electric pump through the control circuit 5. The control switch is used for controlling the electric pump to work, and a control circuit is an electric wire.

Specifically, the control switch comprises a fluid pressure control gear 6, a withdrawal button 7 and a medicine injection button 8. The fluid pressure control gear is provided with a plurality of control gears, and different gears are adjusted to correspond to different flow rates or flows of liquid medicine, so that different pressures are obtained. The medicine injection button is pressed, and the electric pump acts to enable the liquid medicine to flow towards the needle handle and the needle head to carry out medicine administration; and when the pumping-back button is pressed, the electric pump acts to enable the liquid medicine to flow towards the liquid storage tank, so that the liquid medicine is pumped back.

Specifically, the syringe needle includes pintle 9, needle stalk 10 and needle point 11, pintle 9 with the other end of needle handle 2 is connected, connect respectively at the both ends of needle stalk 10 pintle 9 and needle point 11, the tip department of needle point is the short inclined plane of current structure, and the pintle is equipped with axial main pinhole 13 to the needle point, in addition on the basis of original main pinhole, the lateral wall symmetry of needle point 11 is equipped with a plurality of side openings 12, side opening and main pinhole intercommunication. The lateral wall symmetry of needle point is equipped with 1, 2, 3, 4 or 5 side openings such as, and the lateral wall symmetry of needle point is equipped with 2 side openings in this embodiment.

Optionally, the needle diameter is 0.2-0.8mm, with a preferred needle diameter of about 0.5 mm. The axial line of the side hole 12 and the axial line of the needle tip form a certain angle, the angle is 10 degrees to 60 degrees, and the inclination angles of the side holes can be the same or different. The side hole is arranged to facilitate operations such as replacing parts or adding liquid medicine, optionally, the liquid storage tank is detachably connected with the host machine, and the liquid storage tank and the host machine can be clamped or plugged. The reservoir and the host can be made of plastic. The connecting circuit can be detachably connected with the host computer or the needle handle and the pintle can be detachably connected, and different patients can be treated by replacing the connecting circuit or the needle head. The connecting circuit and the host can be detachably connected, for example, an interface connected with the liquid flow path and the control circuit is arranged on the host, the liquid flow path and the control circuit can be plugged relative to the interface, and the connecting circuit, the needle handle and the needle head are integrally replaced during replacement. The needle handle and the pintle can be detachably connected, for example, an external thread is arranged on the needle handle, an internal thread hole is arranged on the pintle, the needle handle and the pintle are in threaded connection, or the needle handle and the pintle are clamped or spliced, and the like, and when the needle is replaced, the needle head is replaced. Optionally, the liquid line is a medical plastic hose, the needle handle is made of rubber or plastic, and the needle head is made of stainless steel.

The liquid level form of the liquid discharged from the needle head is changed from linear to sector, so that the efficiency of inactive separation of the adhesive tissues is improved.

The invention has the advantages and positive effects that: the invention provides an ultramicro water jet scalpel therapeutic apparatus for myofascial lysis under the guidance of B-ultrasound, the whole puncture drug delivery process does not need to adjust the gesture of holding a needle, and the automatic injection of liquid medicine can be completed through a control switch on a needle handle; the pressure intensity of liquid medicine fluid is adjusted through the needle handle control switch, so that the liquid medicine is stably pushed to different types of tissue fascia gaps; the side hole of the puncture needle tip is added, so that the liquid level form of the injection is changed from linear to sector, and the efficiency of inactive separation of the adhesion tissues is improved; the invention can ensure that the liquid medicine is stably pushed to the fascia clearance, and provides reliable guarantee for accurate anesthesia treatment.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. A ultramicro wound water jet scalpel therapeutic instrument for myofascial lysis under the guidance of B ultrasonic is characterized in that: the needle comprises a host, a needle handle and a needle head, wherein the host is used for storing liquid medicine and infusing the liquid medicine to the needle handle and the needle head according to the required pressure, one end of the needle handle is connected with the host through a connecting circuit, the other end of the needle handle is connected with the needle head, and the needle handle is provided with a control switch.

2. The ultra-minimally invasive water jet scalpel treatment instrument for type-B ultrasound guided myofascial lysis, according to claim 1, further comprising: the host is internally provided with an electric pump and a liquid storage tank for containing the liquid medicine, and one side of the liquid storage tank is connected with a liquid inlet of the electric pump through a liquid pipeline.

3. The ultra-minimally invasive water jet scalpel treatment instrument for type-B ultrasound guided myofascial lysis, according to claim 2, further comprising: the connecting circuit comprises a liquid flow path and a control circuit, a liquid outlet of the electric pump is connected with one end of the needle handle through the liquid flow path, and the control switch is electrically connected with the electric pump through the control circuit.

4. The ultra-minimally invasive water jet scalpel treatment instrument for type-B ultrasound guided myofascial lysis, according to claim 3, further comprising: the control switch comprises a fluid pressure control gear, a withdrawal button and a medicine injection button.

5. The ultra-minimally invasive water jet scalpel treatment instrument for type-B ultrasound guided myofascial lysis, according to claim 1, further comprising: the syringe needle includes pintle, needle stalk and needle point, the pintle with the other end of needle handle is connected, the both ends of needle stalk are connected respectively pintle and needle point, the lateral wall symmetry of needle point is equipped with a plurality of side openings.

6. The ultra-minimally invasive water jet scalpel treatment instrument for type-B ultrasound guided myofascial lysis, according to claim 5, wherein: the diameter of the needle head is 0.2-0.8mm, the hole axis of the side hole and the axis of the needle point form a certain angle, and the angle is 10-60 degrees.