CN119303221B

CN119303221B - Anti-inflammatory medicine injection device and device

Info

Publication number: CN119303221B
Application number: CN202411680352.6A
Authority: CN
Inventors: 罗小妹
Original assignee: Chongqing Shuyue Medical Instrument Co ltd
Current assignee: Chongqing Shuyue Medical Instrument Co ltd
Priority date: 2024-11-22
Filing date: 2024-11-22
Publication date: 2025-07-29
Anticipated expiration: 2044-11-22
Also published as: CN119303221A

Abstract

The invention relates to the field of medical equipment, in particular to an anti-inflammatory medicine injector and device, comprising a tube body, a first-stage piston rod, a push ring, a lubrication cavity, a flexible sleeve, a second-stage piston rod, a limiter and a medicine tube, wherein the medicine tube is arranged in the tube body, the second-stage piston rod is arranged in the medicine tube in a sliding manner, the flexible sleeve is provided with a plurality of through holes, the flexible sleeve is sleeved outside the tube body, the lubrication cavity is arranged on one side of the tube body and is communicated with the flexible sleeve, the push ring is arranged on one side of the lubrication cavity in a sliding manner, the first-stage piston rod is arranged on one side of the push ring and one side of the second-stage piston rod, and the limiter is used for controlling the on-off of the first-stage piston rod and the push ring. Therefore, lubrication can be better provided in the entering process, discomfort in insertion is reduced, and the use is more comfortable.

Description

Anti-inflammatory medicine injection device and device

Technical Field

The invention relates to the field of medical equipment, in particular to an anti-inflammatory medicine injector and an anti-inflammatory medicine injector device.

Background

The gynecological anti-inflammatory medicine injector is a medical instrument for treating female genital system inflammation. It is mainly used for directly injecting the medicine into the cervix or vagina so as to achieve the effect of local treatment. By this way, the concentration of the drug at the lesion site can be increased, thereby enhancing the efficacy and reducing systemic side effects.

The existing anti-inflammatory medicine injector cannot be lubricated fully and continuously when in use, so that the friction is too large when in use, the anti-inflammatory medicine injector is uncomfortable when in use, and the treatment quality is reduced.

Disclosure of Invention

The invention aims to provide an anti-inflammatory medicine injector and a device, which aim to better provide lubrication in the process of entering, reduce discomfort in the process of insertion and make use more comfortable.

In order to achieve the above purpose, the invention provides an anti-inflammatory medicine injector, which comprises a pipe body, a first-stage piston rod, a push ring, a lubrication cavity, a flexible sleeve, a second-stage piston rod, a limiter and a medicine pipe, wherein the medicine pipe is arranged in the pipe body, the second-stage piston rod is arranged in the medicine pipe in a sliding manner, the flexible sleeve is provided with a plurality of through holes, the flexible sleeve is sleeved outside the pipe body, the lubrication cavity is arranged on one side of the pipe body and is communicated with the flexible sleeve, the push ring is arranged on one side of the lubrication cavity in a sliding manner, the first-stage piston rod is arranged on one side of the push ring and one side of the second-stage piston rod in a sliding manner, and the limiter is used for controlling the on-off of the first-stage piston rod and the push ring.

Wherein the aperture on the flexible sleeve is gradually reduced from the medicine tube to the first-stage piston rod.

The second-stage piston rod comprises a piston rod body and a damping ring, wherein the damping ring is fixedly connected with the piston rod body and is positioned between the piston rod body and the medicine tube.

The limiter comprises a connecting block, an elastic piece, a push ring and a push rod, wherein the connecting block is arranged on one side of the primary piston rod in a sliding mode, the elastic piece is arranged on one side of the connecting block, the push ring is arranged on one side of the primary piston rod in a sliding mode, one end of the push rod is connected with the push ring in a rotating mode, and the other end of the push rod is connected with the connecting block in a rotating mode.

The push ring is provided with a bulge, and the bulge is arranged on one side of the push ring.

The medicine tube comprises a medicine tube body, a medicine feeding spray head and a clamping ring, wherein the medicine feeding spray head is communicated with the medicine tube body and penetrates through the tube body, the clamping ring is arranged on one side of the tube body, and a clamping groove is formed in the medicine feeding spray head corresponding to the clamping ring.

The anti-inflammatory medicine injector further comprises a sealing ring, and the sealing ring is arranged between the medicine tube body and the tube body.

The anti-inflammatory medicine injector further comprises an absorption sponge, wherein the absorption sponge is arranged on one side of the lubrication cavity and used for absorbing redundant lubrication liquid.

In a second aspect, the present invention further provides an anti-inflammatory drug infusion device, including an anti-inflammatory drug infusion device and a visual structure, wherein the visual structure is disposed on one side of the tube body, and is used for observing a patient position.

The invention relates to an anti-inflammatory medicine injector and a device, the core of the whole device is a tube body which is used as a carrier of other components in the whole system, and a closed space is provided for the whole system. The medicine tube is arranged in the tube body, medicine to be injected is contained in the medicine tube, the second-level piston rod slides in the medicine tube, and the medicine is extruded from the medicine tube through movement of the second-level piston rod, so that the injection of the medicine is realized.

The flexible sleeve is an important component sleeved outside the tube body, and a plurality of through holes are distributed on the flexible sleeve. The design of these through-holes is in order to make the lubricant can evenly distribute on the surface of flexible sleeve pipe to reduce the frictional force when contacting with skin, improve patient's comfort level when using. The lubrication cavity is positioned on one side of the tube body and is communicated with the flexible sleeve and is responsible for conveying lubricant to the flexible sleeve, so that the smoothness of the instrument in the inserting or taking-out process is ensured.

The pushing ring is arranged on one side of the lubrication cavity and can slide along the lubrication cavity, and when the pushing ring moves, the pushing ring can squeeze the lubricant in the lubrication cavity, so that the lubricant enters the flexible sleeve through the joint, and further the lubrication effect is achieved. The primary piston rod is positioned between the pushing ring and the secondary piston rod, and the primary function of the primary piston rod is to control the supply quantity of the lubricant through the cooperation of the limiter and the pushing ring, so that the lubrication process is ensured to be efficient and excessive. Then after the tube body enters the expected position, the push ring and the primary piston rod are separated through the limiter, at the moment, the primary piston rod can be independently pushed to advance to contact the secondary piston rod, and the secondary piston rod is further pushed to spray the medicine in the medicine tube to the target position, so that lubrication can be better provided in the entering process, discomfort in the process of insertion is reduced, and the use is more comfortable.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a block diagram of an anti-inflammatory drug injector according to the present invention.

Fig. 2 is a right side view of the anti-inflammatory drug injector of the present invention.

Fig. 3 is a cross-sectional view of an anti-inflammatory drug injector according to the present invention.

Fig. 4 is an enlarged partial view of detail a of fig. 3.

Fig. 5 is a block diagram of an anti-inflammatory drug infusion device of the present invention.

Tube body 101, primary piston rod 102, push ring 103, lubrication cavity 104, flexible sleeve 105, secondary piston rod 106, stopper 107, drug tube 108, through hole 109, piston rod body 110, damping ring 111, connecting block 112, elastic sheet 113, push ring 114, push rod 115, protrusion 116, drug tube body 117, drug delivery nozzle 118, snap ring 119, sealing ring 120, absorption sponge 121, endoscope 122, wire 123, support frame 124, display screen 125, and control module 126.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.

In the description of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, in the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

First embodiment

Referring to fig. 1-4, the invention provides an anti-inflammatory drug injector, which comprises a tube body 101, a first-stage piston rod 102, a pushing ring 103, a lubrication cavity 104, a flexible sleeve 105, a second-stage piston rod 106, a limiter 107 and a drug tube 108, wherein the drug tube 108 is arranged in the tube body 101, the second-stage piston rod 106 is slidably arranged in the drug tube 108, the flexible sleeve 105 is provided with a plurality of through holes 109, the flexible sleeve 105 is sleeved outside the tube body 101, the lubrication cavity 104 is arranged on one side of the tube body 101 and is communicated with the flexible sleeve 105, the pushing ring 103 is slidably arranged on one side of the lubrication cavity 104, the first-stage piston rod 102 is slidably arranged on one side of the pushing ring 103 and one side of the second-stage piston rod 106, and the limiter 107 is used for controlling the connection and disconnection of the first-stage piston rod 102 and the pushing ring 103.

In this embodiment, the core of the whole device is a tube 101, which serves as a carrier for other components inside, providing a closed space for the whole system. The tube body 101 is internally provided with a medicine tube 108, medicine to be injected is contained in the medicine tube 108, the secondary piston rod 106 slides in the medicine tube 108, and medicine is extruded from the medicine tube 108 through movement of the secondary piston rod 106, so that medicine injection is realized.

The flexible sleeve 105 is an important component part which is sleeved outside the pipe body 101 and is provided with a plurality of through holes 109. The through holes 109 are designed to allow the lubricant to be uniformly distributed on the surface of the flexible sleeve 105, thereby reducing friction when in contact with the skin and improving comfort for the patient. The lubrication cavity 104 is located at one side of the tube body 101 and is communicated with the flexible sleeve 105, and is responsible for conveying lubricant to the flexible sleeve 105, so that smoothness of the instrument in the inserting or taking-out process is ensured.

The pushing ring 103 is installed at one side of the lubrication cavity 104 and can slide along the lubrication cavity 104, and when the pushing ring 103 moves, the pushing ring can squeeze the lubricant in the lubrication cavity 104 to enable the lubricant to enter the flexible sleeve 105 through the connection part, so that the lubrication effect is achieved. The primary piston rod 102 is positioned between the push ring 103 and the secondary piston rod 106, and has the main function of controlling the supply amount of the lubricant through the cooperation of the limiter 107 and the push ring 103, so as to ensure that the lubrication process is efficient and excessive. Then after the tube body 101 enters the expected position, the pushing ring 103 and the primary piston rod 102 are separated by the limiter 107, at this time, the primary piston rod 102 can be pushed to advance to contact the secondary piston rod 106 independently, and the secondary piston rod 106 is further pushed to spray the medicine in the medicine tube 108 to the target position, so that lubrication can be better provided in the entering process, discomfort in the process of insertion is reduced, and the use is more comfortable.

The bore in the flexible sleeve 105 gradually decreases from the drug tube 108 to the primary piston rod 102.

Due to the change of the pore diameter, the flow rate of the lubricant in the flexible sleeve 105 can be correspondingly adjusted, so that the lubricant can be more intensively distributed in a required place, the waste of the lubricant is effectively reduced, and the lubrication effect is improved. Such a design is particularly important for reducing friction between the instrument and tissue and improving patient comfort.

The secondary piston rod 106 comprises a piston rod body 110 and a damping ring 111, wherein the damping ring 111 is fixedly connected with the piston rod body 110 and is positioned between the piston rod body 110 and the cartridge 108.

The damping ring 111 is fixedly connected to the piston rod body 110 and is located between the piston rod body 110 and the cartridge 108. The damping ring 111 has the main function of providing a certain resistance to control the speed of drug flowing out of the drug tube 108, and avoiding the rapid injection of the drug caused by excessive pressure, thereby affecting the accuracy and safety of drug administration. In addition, the damping ring 111 can also help maintain the secondary piston rod 106 in a stable state within the drug tube 108, reducing wobble or drift that may occur during administration.

The limiter 107 comprises a connecting block 112, a spring plate 113, a push ring 114 and a push rod 115, wherein the connecting block 112 is slidably arranged on one side of the primary piston rod 102, the spring plate 113 is arranged on one side of the connecting block 112, the push ring 114 is slidably arranged on one side of the primary piston rod 102, one end of the push rod 115 is rotatably connected with the push ring 114, and the other end of the push rod 115 is rotatably connected with the connecting block 112.

The connection block 112 is slidably provided on one side of the primary piston rod 102, and can slide along the primary piston rod 102 as needed. The elastic sheet 113 is disposed at one side of the connection block 112, and provides a necessary elastic restoring force, so that the limiter 107 can be automatically reset, and a good working state is maintained. Push ring 114 also slides and sets up in one side of one-level piston rod 102, cooperates with connecting block 112, and during operation promotes push ring 114 and drives push rod 115 and promote connecting block 112 for connecting block 112 breaks away from on the push ring 103, thereby makes one-level piston rod 102 independently operate.

The push ring 114 has a protrusion 116, the protrusion 116 being disposed on one side of the push ring 114.

The push ring 114 is provided with the protrusion 116, and the protrusion 116 is located at one side of the push ring 114, so that friction force with a human hand can be increased, and the push ring 114 is more convenient to push.

The medicine tube 108 comprises a medicine tube body 117, a medicine feeding spray head 118 and a clamping ring 119, wherein the medicine feeding spray head 118 is communicated with the medicine tube body 117 and penetrates through the tube body 101, the clamping ring 119 is arranged on one side of the tube body 101, and a clamping groove is formed in the medicine feeding spray head 118 corresponding to the clamping ring 119.

The cartridge body 117 is the main part of the cartridge 108, responsible for containing the medicament to be injected. The cartridge body 117 is typically made of a biocompatible material to ensure that it does not chemically react with the drug while also ensuring its safe use within the body.

The applicator nozzle 118 communicates with the cartridge body 117 and passes through the body 101 to directly contact the injection site of the patient. The applicator head 118 has a taper to facilitate penetration of the skin or tissue while reducing discomfort to the patient. The tip of the applicator head 118 may also be designed with tiny holes to ensure even distribution of the medicament. A snap ring 119 is provided at one side of the tube body 101 for fixing the position of the medicine tube 108. The clamping groove is formed in the position, corresponding to the clamping ring 119, of the medicine feeding nozzle 118, when the medicine feeding nozzle 118 is inserted into the pipe body 101, the clamping ring 119 can be clamped into the clamping groove, and the medicine feeding pipe 108 is ensured not to loosen or fall off in the use process, so that the stability of the medicine feeding process is ensured.

The anti-inflammatory injector further comprises a sealing ring 120, wherein the sealing ring 120 is arranged between the drug tube body 117 and the tube body 101.

To further improve the sealing performance of the anti-inflammatory drug injector, and to prevent drug leakage or external contaminants from entering, the injector further includes a sealing ring 120. The sealing ring 120 is disposed between the cartridge body 117 and the body 101 and is typically made of an elastic material such as silicone or rubber. When the medicine tube body 117 is inserted into the tube body 101, the sealing ring 120 is compressed to form a tight sealing layer, so that the inside and outside environment is effectively isolated, and the purity and safety of the medicine in the process of transmission are ensured.

The anti-inflammatory applicator is also provided with an absorbent sponge 121 in order to handle excess lubrication fluid that may be generated during lubrication. The absorption sponge 121 is provided at one side of the lubrication chamber 104, and its main function is to absorb and store excess lubrication fluid. Therefore, not only can the overflow of lubricating liquid be avoided and the operation area be polluted, but also the surface of the instrument can be kept clean and dry, and the convenience and safety of operation are improved.

Through the design, the anti-inflammatory medicine injector not only can ensure accurate medicine delivery, but also greatly improves the safety and comfort of use. Specifically:

The combined design of the medicine tube body 117, the medicine feeding nozzle 118 and the clamping ring 119 ensures that the medicine can be accurately conveyed to the target position, and avoids the problems of medicine waste or inaccurate dosage.

The use of the sealing ring 120 effectively prevents leakage of the medicine, and simultaneously prevents invasion of external pollutants, thereby ensuring purity of the medicine.

The design of the absorption sponge 121 solves the problem of redundant lubricating liquid possibly generated in the lubrication process, keeps the operation area clean and tidy, and improves the convenience of operation.

Second embodiment

Referring to fig. 5, the present invention further provides an anti-inflammatory injection device, which includes an anti-inflammatory injector and a visual structure, wherein the visual structure is disposed on one side of the tube 101 for observing the patient position.

The visual structure comprises an endoscope 122, a lead 123, a support frame 124, a display screen 125 and a control module 126, wherein the lead 123 is provided with a first connector, the endoscope 122 is connected with the lead 123 and is positioned on one side of the medicine feeding spray head 118, the support frame 124 is fixed on one side of the lubrication cavity 104, the display screen 125 is arranged on the support frame 124, the control module 126 is provided with a second connector, the control module 126 is connected with the display screen 125, and the second connector is detachably connected with the first connector.

The invention provides an anti-inflammatory drug injection device, which not only comprises the anti-inflammatory drug injection device, but also is additionally provided with a visual structure for observing the position of a patient in real time, thereby improving the accuracy and safety of drug administration. The following is a detailed design description of the device:

The endoscope 122 is used to view the patient's location in real time, ensuring that the drug is delivered accurately to the target area. The endoscope 122 typically has a high resolution camera and light source that can clearly display images of the internal tissue. An endoscope 122 is connected to the lead 123 and is located on one side of the applicator head 118. The purpose of this design is to enable the endoscope 122 to be positioned in close proximity to the applicator head 118, ensuring that the delivery of the drug is observed in real time during the administration process.

The wire 123 is used to transmit the image signal captured by the endoscope 122 and the power supply. One end (first joint) of the lead 123 is connected to the endoscope 122, and the other end is connected to the control module 126. The guide wire 123 is typically made of a flexible material to accommodate different operating environments, ensuring that the flexibility of the endoscope 122 is not compromised during use.

The support frame 124 is used to fix and support the display screen 125, ensuring that the display screen 125 remains stable during use. The support 124 is fixed on one side of the lubrication chamber 104, so that the design can fully utilize the space and avoid interfering with the normal operation of other components.

The display screen 125 is used to display real-time images captured by the endoscope 122 to help medical personnel accurately determine the location and effect of administration. The display screen 125 is arranged on the support frame 124, which is convenient for medical staff to check images at any time in the operation process.

The control module 126 is used to control the operation state of the endoscope 122, including the acquisition, transmission and display of images. The control module 126 also has data storage and processing functions that can record and analyze various parameters during the administration process. The control module 126 has a second connector through which it is detachably connected to the first connector of the wire 123. This design allows for easy separation and assembly of the endoscope 122 and the control module 126 for maintenance and replacement.

The above disclosure is only a preferred embodiment of the present invention, and it should be understood that the scope of the invention is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present invention.

Claims

1. An anti-inflammatory injector, comprising a tube body, characterized in that:

The cam is connected to the tube body through the guide rail, and the guide rail is connected to the tube body by the spring, and the cam is connected to the guide rail via the spring.

2. The anti-inflammatory injector according to claim 1, characterized in that:

The aperture of the flexible sleeve gradually decreases from the medicine tube to the primary piston rod.

3. The anti-inflammatory injector according to claim 2, characterized in that:

The secondary piston rod includes a piston rod body and a damping ring. The damping ring is fixedly connected to the piston rod body and is located between the piston rod body and the medicine tube.

4. The anti-inflammatory injector according to claim 3, characterized in that:

The push ring has a protrusion, and the protrusion is arranged on one side of the push ring.

5. The anti-inflammatory injector according to claim 4, characterized in that:

The medicine tube includes a medicine tube body, a medicine application nozzle and a clamping ring. The medicine application nozzle is connected to the medicine tube body and passes through the tube body. The clamping ring is arranged on one side of the tube body. A clamping groove is arranged on the medicine application nozzle corresponding to the clamping ring.

6. The anti-inflammatory injector according to claim 5, characterized in that:

The anti-inflammatory drug injector further comprises a sealing ring, which is arranged between the drug tube body and the tube body.

7. The anti-inflammatory injector according to claim 6, characterized in that:

The anti-inflammatory injector further comprises an absorption sponge, which is arranged on one side of the lubricating cavity and is used for absorbing excess lubricating fluid.

8. An anti-inflammatory injection device, comprising the anti-inflammatory injection device according to any one of claims 1 to 7, characterized in that:

It also includes a visual structure, which is arranged on one side of the tube body and is used to observe the patient's position.