CN111529377A

CN111529377A - Portable rapid needle inserting device capable of continuously inserting needles

Info

Publication number: CN111529377A
Application number: CN202010242051.0A
Authority: CN
Inventors: 何煜宇; 顾伟; 胡冰山; 舒适; 王欢
Original assignee: Shanghai Changhai Hospital
Current assignee: Shanghai Changhai Hospital
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-08-14
Anticipated expiration: 2040-03-31
Also published as: CN111529377B

Abstract

The invention relates to a portable rapid needle inserting device capable of continuously inserting needles, which comprises an ejector, a needle feeder, a roller shutter and a shell assembly, wherein the ejector is used for ejecting a moxibustion needle, and the needle feeder is used for placing the moxibustion needle and providing a needle inserting channel. The rolling shutter is used for placing the instruction book. The ejector, the needle feeder and the roller shutter are covered by the housing assembly. The invention has the advantages of good sterility, small volume, light weight and continuous needle insertion by mechanical operation, and is suitable for the environment requiring portable and rapid needle insertion, such as emergency disaster rescue, field battlefield in wartime, and the like. The general practitioner or medic can readily use the present invention for rapid treatment under sterile procedures.

Description

Portable rapid needle inserting device capable of continuously inserting needles

Technical Field

The invention relates to the field of medical appliances, in particular to a portable rapid needle inserting device capable of continuously inserting needles.

Background

In emergency disaster rescue, battlefield and other scenes, a plurality of wounded persons needing on-site emergency treatment are often found. The condition of the wounded in such a scenario is many, with traumatic diseases being the most common. Medical equipment is difficult to reach in a timely manner due to environmental limitations. The quick and effective medical treatment of acupuncture can effectively relieve or treat the pain of the wounded, and is suitable for military operation and emergency disaster rescue.

Acupuncture and moxibustion is a traditional Chinese disease treatment means, has obvious treatment effect on injury diseases in clinical treatment, and has the advantages of convenience, quick response and small side effect. However, most of the conventional acupuncture techniques are direct needle insertion in a hand-held manner, which has high requirements on the technical level of doctors, and moreover, the labor intensity of continuous needle insertion is also high. Therefore, the traditional acupuncture mode is difficult to meet the requirements of a lot of wounded persons.

There is therefore a need to develop a rapid needle inserter which allows for continuous needle insertion, which allows for easy and rapid use of the device by the average physician or medic in a sterile procedure, by means of mechanically operated needle insertion. Meanwhile, the device should have practicality, economy and portability. However, the needle inserting device in the prior art can only insert a needle once, has slow needle inserting speed, takes a lot of time for replacing the acupuncture needle, has the defects of poor portability and poor sterility, and is not beneficial to emergency treatment.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide a portable rapid needle inserting device capable of continuously inserting needles.

In order to achieve the purpose, the invention adopts the technical scheme that the portable rapid needle inserting device capable of continuously inserting needles comprises an ejector, a needle feeder and a shell assembly, wherein,

the ejector comprises a contact, a cap, an ejector shell, an ejection cavity, a reset spring, an ejection seat, an ejection rod and a pin; the contact, the ejection spring and the ejection rod are placed in the ejection cavity, one end of the ejection spring is abutted against the contact, and the other end of the ejection spring is abutted against the ejection rod; the reset spring is abutted against the step outside the ejection cavity, the other end of the reset spring is abutted against the ejection seat, and the ejection seat is coaxially arranged outside the ejection cavity; the ejection cavity and the ejection seat are both provided with grooves along the axis direction; the pin penetrates through a hole in the ejection rod and is limited by the ejection cavity and the slot of the ejection seat; the ejector shell is coated on the outermost layer; the cap penetrates through the contact and is fixedly mounted to the ejector shell through a nut;

the needle feeder comprises a shaft, a hoop, a buckle, a needle tube component and magnetic steel; the hoop and the buckle are provided with a capillary hole and a shaft hole and are coaxially arranged at the two ends of the shaft; the needle tube component consists of a capillary tube, and two ends of the needle tube component are respectively fixed in capillary tube holes of the hoop and the buckle; the magnetic steel is abutted against the hoop, and meanwhile, the magnetic steel and the buckle are fixed and limited to the shaft by the ball plunger and the nut;

the magnetic steel can adsorb the acupuncture needle and prevent the acupuncture needle from falling off;

the shell assembly comprises a shell head, a pipe, a bracket, a cover and a door; the tube is a main body for covering the ejector and the needle feeder, and the tube wall corresponding to the needle feeder is provided with an opening so as to take out the needle feeder; the head of the shell is coaxially fixed at one end of the tube, and a needle outlet of the needle inserter is formed in the head of the shell; the bracket is used for mounting a needle feeder; the door is arranged on the opening corresponding to the needle feeder and is used for isolating the inside and outside contact of the tube; the cap passes through the contact and is mounted to the other end of the tube.

Preferably, the shaft is provided with a through hole along the axis to reduce the weight, and threaded holes are formed at two ends of the shaft and used for mounting the ball plunger.

Preferably, the ejector further comprises a hook, one end of which abuts on the ejector housing through the contact; the cap penetrates through the contact and abuts against the hook, and is fixedly mounted to the ejector shell through a nut; the number of the capillary holes on the hoop and the buckle is multiple, and the number of the capillaries of the needle tube component is multiple; the outer side of the hoop is provided with a groove for providing rotating force for the hoop, when the contact is pressed down and loosened once, the other end of the hook protrudes and moves along the groove to promote the needle feeder to rotate, so that the ejection rod is always aligned with the capillary tube with the needle, and the continuous needle insertion is realized.

The groove for providing rotational force to the ferrule may be in the form of a cam groove.

Preferably, the ferrule and the capped capillary bore are evenly distributed about the axis.

Preferably, the curtain rolling device comprises a coil spring A, a coil spring B, a mandrel and an instruction book; the coil spring A and the coil spring B are respectively arranged at two ends of the mandrel; the instructions are made of flexible paper, crimped onto a mandrel; the tube also houses a roller blind.

Preferably, the wall of the tube is also provided with a slotted hole for facilitating the drawing out and the retraction of the instruction book.

Preferably, the door is made of transparent material so that a user can observe the condition of the needle feeder.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention realizes needle insertion by means of elasticity, and has the advantages of high needle insertion speed, accurate point selection and convenient operation.

2. The invention can rapidly and continuously insert the needle through mechanical operation, saves the time for inserting and replacing the needle, reduces the needle inserting difficulty and solves the problem of time urgency under the condition of emergency treatment.

3. The invention can store a plurality of acupuncture needles by depending on the capillary tube in the needle feeder, and the acupuncture needles are put in and sealed after being sterilized, thereby enhancing the sterility of the operation of the instrument.

4. The invention has small volume, light weight and high portability.

5. The invention also provides stretchable instructions for use of the device, which a physician or medic can readily use for rapid treatment under sterile operating conditions.

Drawings

FIG. 1 is a schematic view of the overall structure of a portable rapid needle inserting device capable of continuously inserting needles according to the present invention.

FIG. 2 is a sectional view of the overall structure of a portable rapid needle inserting device capable of continuously inserting needles according to the present invention.

Fig. 3 is a schematic view of the ferrule and its outer groove.

In the figure: 1-an ejector; 2-needle feeder; 3-a roller shutter; 4-a housing assembly; 101-a contact; 102-a cap; 103-ejector housing; 104-hook; 105-an ejection chamber; 106-reset spring; 107-ejection spring; 108-an ejection seat; 109-ejection lever; 110-pin; 201-axis; 202-a ferrule; 203-buckling; 204-a needle cannula assembly; 205-magnetic steel; 301-coil spring a; 302-coil spring B; 303-a mandrel; 304-instructions; 401-a housing head; 402-a tube; 403-a scaffold; 404-a cover; 405-a door.

Detailed Description

The invention is described in detail below with reference to the figures and specific embodiments.

Examples

As shown in figure 1, the portable rapid needle inserting device capable of continuously inserting needles comprises an ejector 1, a needle feeder 2, a roller shutter 3 and a shell assembly 4.

As shown in fig. 1 to 3, the ejector 1 includes a contact 101, a cap 102, an ejector housing 103, an ejection cavity 105, a return spring 106, an ejection spring 107, an ejection socket 108, an ejection rod 109, and a pin 110; the contact 101, the ejection spring 107 and the ejection rod 109 are placed in the ejection cavity 105, one end of the ejection spring 107 is abutted against the contact 101, and the other end of the ejection spring 107 is abutted against the ejection rod 109; the reset spring 106 is abutted against the outer ladder of the ejection cavity 105, the other end of the reset spring is abutted against the ejection seat 108, and the ejection seat 108 is coaxially arranged outside the ejection cavity 105; the ejection cavity 105 and the ejection seat 108 are both provided with grooves along the axial direction; the pin 110 is inserted through a hole in the ejection rod 109 and is limited by the ejection cavity 105 and the slot of the ejection seat 108; the ejector casing 103 is coated on the outermost layer; the cap 102 passes through the contact 101 and is fixedly mounted to the ejector housing 103 by a nut;

the needle feeder 2 comprises a shaft 201, a hoop 202, a buckle 203, a needle tube component 204 and magnetic steel 205; the hoop 202 and the buckle 203 are provided with capillary holes and a shaft hole, and are coaxially arranged at two ends of the shaft 201; the needle tube component 204 is composed of a capillary tube, and two ends of the needle tube component are respectively fixed in capillary tube holes of the hoop 202 and the buckle 203; the magnetic steel 205 is abutted against the hoop 202, and meanwhile, the magnetic steel 205 and the buckle 203 are fixed and limited to the shaft 201 by the ball plunger and the nut; the magnetic steel 205 can adsorb the acupuncture needle and prevent the acupuncture needle from falling off;

the housing assembly 4 comprises a housing head 401, a tube 402, a bracket 403, a cover 404, a door 405; the tube 402 is a main body for coating the ejector 1 and the needle feeder 2, and the tube wall corresponding to the needle feeder 2 is provided with an opening so as to take out the needle feeder 2; the head part 401 of the shell is coaxially fixed at one end of the tube 402, and a needle outlet of the needle inserting device is formed in the head part; the bracket 403 is used for mounting the needle feeder 2; the door 405 is installed on the opening corresponding to the needle feeder 2 and used for isolating the inside and outside contact of the tube; the cap 404 passes through the contact 101 and is mounted on the other end of the tube 402.

The shaft 201 is provided with a through hole along the axis to reduce the weight, wherein, the two ends are provided with threaded holes for installing the ball plunger.

The ejector 1 further includes a hook 104, and one end of the hook 104 abuts on the ejector case 103 through the contact 101; the cap 102 passes through the contact 101 and abuts on the hook 104, being fixedly mounted to the ejector housing 103 by means of a nut; a plurality of capillary holes are formed in the hoop 202 and the buckle 203, and a plurality of capillaries are formed in the needle tube assembly 204; the outer side of the hoop 202 is provided with a groove for providing rotating force for the hoop, when the contact 101 is pressed and released once, the other end of the hook 104 is protruded to move along the groove, so that the needle feeder 2 is driven to rotate, the ejection rod 109 is always aligned with the capillary tube with the needle, and the continuous needle insertion is realized.

The capillary holes in the ferrule 202 and the clasp 203 are evenly distributed around the axis.

The roller shutter 3 comprises a coil spring A301, a coil spring B302, a mandrel 303 and an instruction sheet 304; the coil spring A301 and the coil spring B302 are respectively arranged at two ends of the mandrel 303; the instructions 304 are made of flexible paper, crimped onto mandrel 303; the tube 402 also encloses the roller blind 3.

The wall of the tube 402 is slotted to facilitate the withdrawal and retraction of the instructions 304.

The door 405 is made of transparent material so that the user can observe the condition of the needle feeder 2.

The embodiments described above are described to facilitate an understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.

Claims

1. A portable rapid needle inserting device capable of continuously inserting needles is characterized in that the needle inserting device comprises an ejector (1), a needle feeder (2) and a shell component (4), wherein,

the ejector (1) comprises a contact (101), a cap (102), an ejector shell (103), an ejection cavity (105), a reset spring (106), an ejection spring (107), an ejection seat (108), an ejection rod (109) and a pin (110); the contact (101), the ejection spring (107) and the ejection rod (109) are placed in the ejection cavity (105), one end of the ejection spring (107) is abutted against the contact (101), and the other end of the ejection spring is abutted against the ejection rod (109); the reset spring (106) is abutted against the outer ladder of the ejection cavity (105), the other end of the reset spring is abutted against the ejection seat (108), and the ejection seat (108) is coaxially arranged outside the ejection cavity (105); the ejection cavity (105) and the ejection seat (108) are provided with grooves along the axial direction; the pin (110) is arranged in a hole on the ejection rod (109) in a penetrating way and is limited by the ejection cavity (105) and the slot of the ejection seat (108); the ejector shell (103) is coated on the outermost layer; the cap (102) penetrates through the contact (101) and is fixedly mounted to the ejector shell (103) through a nut;

the needle feeder (2) comprises a shaft (201), a hoop (202), a buckle (203), a needle tube component (204) and magnetic steel (205); the hoop (202) and the buckle (203) are provided with capillary holes and a shaft hole and are coaxially arranged at two ends of the shaft (201); the needle tube component (204) consists of a capillary tube, and two ends of the needle tube component are respectively fixed in capillary tube holes of the hoop (202) and the buckle (203); the magnetic steel (205) is abutted against the hoop (202), and meanwhile, the magnetic steel (205) and the buckle (203) are fixed and limited to the shaft (201) by the ball plunger and the nut;

the housing assembly (4) comprises a housing head (401), a tube (402), a bracket (403), a cover (404), a door (405); the tube (402) is a main body for coating the ejector (1) and the needle feeder (2), and the tube wall corresponding to the needle feeder (2) is provided with an opening so as to take out the needle feeder (2); the head part (401) of the shell is coaxially fixed at one end of the tube (402), and a needle outlet of the needle inserting device is formed in the head part; the bracket (403) is used for mounting the needle feeder (2); the door (405) is arranged on the opening corresponding to the needle feeder (2) and is used for isolating the contact between the inside and the outside of the tube; the cap (404) passes through the contact (101) and is mounted to the other end of the tube (402).

2. The portable rapid needle inserting device capable of continuously inserting needles according to claim 1, wherein the shaft (201) is provided with a through hole along the axis to reduce the weight, and threaded holes are formed at two ends for installing a ball plunger.

3. The portable rapid needle feeder capable of continuously inserting needles according to claim 1, characterized in that the ejector (1) further comprises a hook (104), one end of the hook (104) is abutted on the ejector housing (103) through the contact (101); the cap (102) passes through the contact (101) and abuts on the hook (104), and is fixedly mounted to the ejector shell (103) through a nut; the number of the capillary holes on the hoop (202) and the buckle (203) is multiple, and the number of the capillaries of the needle tube assembly (204) is multiple; the outer side of the hoop (202) is provided with a groove for providing rotating force for the hoop, when the contact (101) is pressed and loosened once, the other end of the hook (104) protrudes and advances along the groove to promote the needle feeder (2) to rotate, so that the ejection rod (109) is always aligned with the capillary tube with the needle, and the continuous needle insertion is realized.

4. A portable rapid needle inserter with continuous needle insertion according to claim 3, wherein the capillary holes on the band (202) and the buckle (203) are uniformly distributed around the axis.

5. The portable rapid needle feeder capable of continuously inserting needles according to claim 1, further comprising a roller shutter (3), wherein the roller shutter (3) comprises a coil spring A (301), a coil spring B (302), a mandrel (303), and an instruction book (304); the coil spring A (301) and the coil spring B (302) are respectively arranged at two ends of the mandrel (303); the instructions (304) are made of flexible paper, crimped on a mandrel (303); the tube (402) also houses the roller blind (3).

6. The portable rapid needle inserting device capable of continuously inserting needles as claimed in claim 5, wherein the tube wall of the tube (402) is further provided with slotted holes for facilitating the drawing out and the retraction of the instruction book (304).

7. The portable rapid needle inserter with continuous needle insertion according to claim 1, wherein the door (405) is made of transparent material to allow the user to observe the condition of the needle feeder (2).