阅读说明：本技术 一种稳定上药的口腔麻醉针 (Oral cavity anesthetic needle capable of stably feeding medicine ) 是由 李忠 任静 宋丽莎 于 2018-07-10 设计创作，主要内容包括：本发明提供了一种稳定上药的口腔麻醉针,包括针筒；所述针筒的上方设置有限位板；所述限位板的下端固定连接杆；所述连接杆的中部连接电磁铁；所述电磁铁固定在针筒的上部壁上；所述连接弹簧固定到永磁铁上；所述永磁铁镶嵌在活塞的内部；所述活塞滑动放置在针筒的内表面中；所述移动电源接口的下方设置控制开关；所述控制开关固定在针筒的外壁上；所述橡胶把手固定到针筒上；所述针筒锥头的下方设有输药头；所述输药头的左侧安装照明灯座；所述照明灯座放置在针筒锥头的下方；所述活动连接头与输药头之间设有连接腔；活动连接头的下方安装有针头；本发明结构较为新颖,使用和操作简单方便,实用性较强,使用寿命较长。(The invention provides an oral anesthesia needle capable of stably feeding medicine, which comprises a needle cylinder; a limiting plate is arranged above the needle cylinder; the lower end of the limiting plate is fixedly connected with a connecting rod; the middle part of the connecting rod is connected with an electromagnet; the electromagnet is fixed on the upper wall of the needle cylinder; the connecting spring is fixed on the permanent magnet; the permanent magnet is embedded in the piston; the piston is slidably placed in the inner surface of the needle cylinder; a control switch is arranged below the mobile power supply interface; the control switch is fixed on the outer wall of the needle cylinder; the rubber handle is fixed on the needle cylinder; a medicine delivery head is arranged below the conical head of the needle cylinder; a lighting lamp holder is arranged on the left side of the medicine conveying head; the illuminating lamp holder is arranged below the needle cylinder conical head; a connecting cavity is arranged between the movable connector and the medicine delivery head; a needle head is arranged below the movable connector; the invention has novel structure, simple and convenient use and operation, strong practicability and long service life.)

1. An oral cavity anesthetic needle for stably feeding medicine comprises a needle cylinder (8); the device is characterized in that a limiting plate (1) is arranged above the needle cylinder (8); the lower end of the limiting plate (1) is fixedly connected with a connecting rod (20); the middle part of the connecting rod (20) is connected with an electromagnet (19); the electromagnet (19) is fixed on the upper wall of the needle cylinder (8); the lower part of the electromagnet (19) is connected with two connecting springs (18); the connecting spring (18) is fixed on the permanent magnet (17); the permanent magnet (17) is embedded in the piston (7); the piston (7) is slidingly placed in the inner surface of the needle cylinder (8); a mobile power supply interface (3) is embedded in the upper end wall of the left side of the needle cylinder (8); a control switch (4) is arranged below the mobile power supply interface (3); the control switch (4) is fixed on the outer wall of the needle cylinder (8); an adjusting switch (5) is arranged below the control switch (4); a rubber handle (6) is glued below the control switch (4); the rubber handle (6) is fixed on the needle cylinder (8); scale marks (16) are arranged on the opposite side of the rubber handle (6); a syringe conical head (9) is arranged below the syringe (8); a medicine delivery head (15) is arranged below the needle cylinder conical head (9); a lighting lamp holder (10) is arranged on the left side of the medicine conveying head (15); the lighting lamp holder (10) is arranged below the needle cylinder conical head (9); the illuminating lamp holder (10) is provided with an illuminating lamp (11); a movable connector (12) is sleeved below the medicine conveying head (15); a connecting cavity (14) is arranged between the movable connector (12) and the medicine delivery head (15); a needle (13) is arranged below the movable connector (12).

2. The oral anesthetic needle for stable administration of medicine according to claim 1, wherein the needle cylinder (8) has a rectangular cross-section and is made of plastic.

3. The oral anesthetic needle with stable medicine feeding of claim 1, characterized in that the connecting rod (20) is connected to the needle cylinder (8) through the interface (2).

4. The oral anesthetic needle with stable medicine feeding of claim 1, wherein the mobile power source interface (3) is placed on the left side of the interface (2).

Technical Field

The invention relates to medical equipment, in particular to an oral cavity anesthetic needle capable of stably feeding medicine.

Background

Along with the improvement of people's standard of living, the preference degree to food is also higher and higher, nevertheless after enjoying, the problem in oral cavity is also more and more along with, serious person needs to carry out the oral cavity operation in the hospital, and need carry out the anesthesia to disease department before the operation, but because the particularity of oral cavity, the doctor need master patient's adaptation degree in the medicine feeding to stable medicine feeding, traditional cylinder structure is comparatively simple, the rate of medicine feeding depends on doctor's experience, can cause patient's discomfort sometimes, so need optimize and upgrade.

Disclosure of Invention

The invention aims to provide an oral cavity anesthetic needle capable of stably feeding medicine, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

an oral cavity anesthetic needle for stably feeding medicine comprises a needle cylinder; a limiting plate is arranged above the needle cylinder; the lower end of the limiting plate is fixedly connected with a connecting rod; the middle part of the connecting rod is connected with an electromagnet; the electromagnet is fixed on the upper wall of the needle cylinder; the lower part of the electromagnet is connected with two connecting springs; the connecting spring is fixed on the permanent magnet; the permanent magnet is embedded in the piston; the piston is slidably placed in the inner surface of the needle cylinder; a mobile power supply interface is embedded in the upper end wall of the left side of the needle cylinder; a control switch is arranged below the mobile power supply interface; the control switch is fixed on the outer wall of the needle cylinder; an adjusting switch is arranged below the control switch; a rubber handle is glued below the control switch; the rubber handle is fixed on the needle cylinder; scale marks are arranged on the opposite side of the rubber handle; a syringe conical head is arranged below the syringe; a medicine delivery head is arranged below the conical head of the needle cylinder; a lighting lamp holder is arranged on the left side of the medicine conveying head; the illuminating lamp holder is arranged below the needle cylinder conical head; the illuminating lamp is arranged on the illuminating lamp holder; a movable connector is sleeved below the medicine conveying head; a connecting cavity is arranged between the movable connector and the medicine delivery head; a needle head is arranged below the movable connector.

As a further scheme of the invention: the cross section of the needle cylinder is in a cuboid shape and is made of plastic.

As a further scheme of the invention: the connecting rod is connected into the needle cylinder through the interface.

As a still further scheme of the invention: the mobile power supply interface is arranged on the left side of the interface.

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

the invention adopts the attraction effect of the magnet to carry out medicine delivery, thus subverting the traditional medicine delivery mode, ensuring that the transfusion process is more stable, reducing the discomfort degree of a patient, increasing the treatment effect, simultaneously ensuring that the medicine delivery process is more accurately controlled and the medicine delivery quantity can be controlled; the device has the advantages of novel structure, simple and convenient use and operation, strong practicability and long service life.

Drawings

Fig. 1 is a structural schematic diagram of an oral anesthetic needle for stable medicine feeding.

Fig. 2 is a schematic structural view of connection between an electromagnet and a connecting rod in an oral anesthetic needle for stable administration of a drug.

Fig. 3 is a schematic structural view of the connection between the piston and the permanent magnet in the oral anesthetic needle for stable administration of the medicine.

In the figure: 1-a limiting plate, 2-an interface, 3-a mobile power interface, 4-a control switch, 5-an adjusting switch, 6-a rubber handle, 7-a piston, 8-a syringe, 9-a syringe conical head, 10-a lighting lamp holder, 11-a lighting lamp, 12-a movable connector, 13-a needle, 14-a connecting cavity, 15-a medicine delivery head, 16-a scale mark, 17-a permanent magnet, 18-a connecting spring, 19-an electromagnet and 20-a connecting rod.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-3, a stable administration oral anesthetic needle comprises a needle cylinder 8; the cross section of the needle cylinder 8 is cuboid, is made of plastic and plays a role in conveying anesthetic; a limiting plate 1 is arranged above the needle cylinder 8; the lower end of the limiting plate 1 is fixedly connected with a connecting rod 20; the connecting rod 20 is connected into the needle cylinder 8 through the interface 2 to play a role in connection transmission; the middle part of the connecting rod 20 is connected with an electromagnet 19; the electromagnet 19 is fixed on the upper wall of the needle cylinder 8, and the strength of magnetism is controlled by electric power; the lower part of the electromagnet 19 is connected with two connecting springs 18; the connecting spring 18 is fixed to the permanent magnet 17; the permanent magnet 17 and the electromagnet 19 are attracted so as to control the pushing speed of the medicine; the permanent magnet 17 is embedded in the piston 7 and is controlled to move up and down by attraction, so that the medicine is pushed; the piston 7 is slidingly placed in the inner surface of the needle cylinder 8; a mobile power supply interface 3 is embedded in the upper end wall of the left side of the needle cylinder 8; the mobile power supply interface 3 is arranged on the left side of the interface 2 and is connected with electric power required by the electromagnet 19; a control switch 4 is arranged below the mobile power supply interface 3; the control switch 4 is fixed on the outer wall of the needle cylinder 8 and is used for controlling the beginning and the end of medicine delivery; an adjusting switch 5 is arranged below the control switch 4; the adjusting switch 5 is used for adjusting the strength of the magnetic force of the electromagnet 19; a rubber handle 6 is glued below the control switch 4; the rubber handle 6 is fixed on the needle cylinder 8 and is used by a doctor in a hand-held manner; the opposite side of the rubber handle 6 is provided with a scale mark 16; the scale marks 16 are used for displaying the dosage of the medicine; a syringe conical head 9 is arranged below the syringe 8; a medicine delivery head 15 is arranged below the needle cylinder conical head 9; the drug delivery head 15 is used for delivering drugs; the left side of the medicine conveying head 15 is provided with a lighting lamp holder 10; the lighting lamp holder 10 is arranged below the syringe conical head 9; the illuminating lamp 11 is arranged on the illuminating lamp holder 10; the illuminating lamp 11 plays a role in illumination; a movable connector 12 is sleeved below the medicine conveying head 15; a connecting cavity 14 is arranged between the movable connector 12 and the medicine delivery head 15; the connecting cavity 14 is used for connecting the movable connector 12; a needle head 13 is arranged below the movable connector 12; the needle 13 delivers the medication.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.