WO2015103784A1

WO2015103784A1 - Medication injection information monitoring structure as well as system and medication injector thereof

Info

Publication number: WO2015103784A1
Application number: PCT/CN2014/070517
Authority: WO
Inventors: 理查德⋅珍⋅玛丽⋅比丽尔
Original assignee: 深圳市祥涛瑞杰贸易有限公司
Priority date: 2014-01-13
Filing date: 2014-01-13
Publication date: 2015-07-16
Also published as: CN104703644A

Abstract

A medication injection information monitoring structure (1) as well as a system and a medication injector thereof. The monitoring structure comprises a sleeve barrel (11) and a rotary sleeve (13). The sleeve barrel (11) has an accommodating cavity (112) on the upper end thereof. The accommodating cavity (112) is provided with a rotary encoder (15) for converting rotation information into medication injection dosage information, a control circuit board (14) and a wireless transmission structure (17). The rotary encoder (15) is fixedly connected to the rotary sleeve (13), and the rotary encoder (15) and the wireless transmission structure (17) are electrically connected to the control circuit board (14). The medication injection information monitoring structure (1) employs a direct combination of the rotary sleeve (11) and the rotary encoder (15), conversion between rotation information and medication injection dosage information is realized through rotation of the rotary sleeve (11), and a user manually rotates the rotary sleeve (11) until accurate medication injection dosage information is obtained. The monitoring structure enables accurate medication injection dosage information to be used, is convenient to use, assemble and dissemble, and does not require any special injection pen for use therewith.

Description

Drug injection information monitoring structure and system thereof, drug injector

Technical field

The present invention relates to the technical field of drug injection, and more particularly to a drug injection information monitoring structure, a system including the drug injection information monitoring structure, and a drug injector including the drug injection monitoring structure.

Background technique

Chronic patients usually need to take medicine or inject drugs according to the prescribed time and prescribed medications to maintain health. For example, people with diabetes need to regularly inject insulin into themselves to control glucose levels in the body. At present, in order to avoid the patient forgetting the injection time and the injection dose, or the patient needs to give the drug injection dose information to the doctor for further diagnosis, the patient needs to record the time and dose of the drug injection.

In the prior art, International Patent Publication No. WO2010/128493, discloses a drug injection monitoring structure comprising a specific sleeve and a universal head locked to the sleeve, the sleeve being mounted in the injection The plunger part of the pen is provided with a mechanical structure sensor or an optical imaging structure on the universal head. When the injection pen performs the injection of the medicine, the above-mentioned sensor or optical imaging structure is used to detect the dose of the medicine, and the injection dose and time are recorded. Information is then sent out over the air.

The above drug injection monitoring structure mainly includes the following disadvantages:

1. The sensor or optical imaging structure of the mechanical structure thereon is affected by the manufacturing precision and the cooperation relationship between the sleeve and the injection pen, and the drug injection dose information cannot be accurately recorded, and the optical imaging structure is only suitable for a specific An injection pen, the injection dose of the injection pen can be displayed on a fixed portion, and for an ordinary injection pen or injection syringe, the optical imaging structure cannot collect the dose information;

2. Due to the mechanical structure of the sensor or optical imaging structure, the monitoring structure needs to install the sleeve or the universal head in a specific position to collect the dose information. If the installation is not correct, the dose information cannot be collected, which is inconvenient. It is difficult for the user to obtain accurate injection dose information;

3. The sleeve is locked on the injection pen, and the universal head is locked on the sleeve. Thus, the injection pen is limited between the sleeve and the universal head. When installing the drug injection information monitoring structure, it is first necessary to The sleeve is sleeved on the injection pen, and the universal head is mounted on the sleeve; when disassembling, the universal head needs to be removed first, and then the sleeve is removed, which is very inconvenient to assemble and disassemble;

4. When the drug injection monitoring structure is damaged, the injection information cannot be recorded. Similarly, since the drug injection monitoring structure can only be adapted to a special injection pen, if the special injection pen is damaged, an ordinary injection needle is used. The cartridge can not record the drug injection dose information, and its adaptation range is very small, which is difficult to achieve widespread use;

5, the liquid crystal display is set in the universal head, used to display the collected injection dose information, it is not convenient to view the injection dose information intuitively.

technical problem

The object of the present invention is to provide a drug injection information monitoring structure, which aims to solve the problem that the prior art drug injection information monitoring structure has a small application range, is difficult to collect accurate drug injection dose information, is inconvenient to assemble and disassemble, and is inconvenient to use.

Technical solution

The invention is realized by the invention, the medicine injection information monitoring structure comprises a sleeve and a rotary sleeve rotatably connected to the sleeve, wherein the sleeve has a placement cavity in the upper end, and the rotation cavity is provided in the placement cavity The rotary information is converted into a rotary encoder for the drug injection dose information, a control circuit board, and a wireless transmission structure for transmitting the drug injection dose information, the rotary encoder being fixedly coupled to the rotary sleeve, the rotary encoder and the wireless The transmitting structure is electrically connected to the control circuit board.

The present invention also provides a drug injection information monitoring structure comprising the above-described drug injection information monitoring structure and a mobile terminal for receiving the drug injection dose information transmitted by the wireless transmission structure.

The present invention also provides a drug injector comprising an injection pen and the above-described drug injection information monitoring structure, the injection pen being inserted into the sleeve.

Compared with the prior art, the drug injection information monitoring structure of the invention directly adopts the cooperation of the rotary sleeve and the rotary encoder, and realizes the conversion of the rotation information and the drug injection dose information by rotating the rotary sleeve, and the user manually rotates the rotary sleeve. In the process, until accurate drug injection dose information is obtained, it can collect accurate drug injection dose information, which is convenient to use, convenient to assemble and disassemble, and does not need to be adapted to a special special injection pen, and has a wide range of use.

The drug injection information monitoring system, the drug injection dose information can be sent to the mobile terminal, is convenient for recording and storage, and can regulate the drug injection dose information, and further monitor the user's drug injection dose information.

Beneficial effect

The drug injector comprises the above-mentioned drug injection monitoring structure and an injection pen, and the two cooperate with each other. When the user is injected, the drug injection dose information record can be directly recorded, which is convenient for the user to use.

DRAWINGS

1 is a perspective schematic view 1 of a drug injection information monitoring structure according to an embodiment of the present invention;

2 is a perspective view 2 of a drug injection information monitoring structure according to an embodiment of the present invention;

3 is a schematic cross-sectional view showing a drug injection information monitoring structure according to an embodiment of the present invention;

4 is a partial cutaway view showing a drug injection information monitoring structure according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of a rotary sleeve according to an embodiment of the present invention; FIG.

6 is a perspective view of an encoder according to an embodiment of the present invention;

7 is a schematic structural diagram of a drug injection information monitoring system according to an embodiment of the present invention;

Figure 8 is a perspective view 1 of a drug injector according to an embodiment of the present invention;

FIG. 9 is a perspective view 2 of a drug injector according to an embodiment of the present invention.

Embodiments of the invention

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The implementation of the present invention will be described in detail below with reference to specific embodiments.

1 to 9 show a preferred embodiment of the present invention.

Referring to Figures 1 to 6, the drug injection information monitoring structure 1 of the present embodiment includes a sleeve 11 and a rotating sleeve 13 disposed at the upper end of the sleeve 11. In the present embodiment, the sleeve 11 is in the form of a straight strip. Of course, it may also have other shapes and is not limited to the shape in the embodiment.

Alternatively, as another embodiment, the rotating sleeve 13 is not disposed at the upper end of the sleeve 11, and may be disposed at the middle of the sleeve 11, etc., as long as it can be rotated on the sleeve 11, the specific setting may be visually actual. Need to be determined.

A sleeve chamber 112 is disposed in the upper end of the sleeve 11, and the placement chamber 112 penetrates the upper end of the sleeve 11 and forms an upper end opening. The rotary sleeve 13 is disposed on the upper end opening, and various needs are placed in the placement chamber 112. An electronic component or the like; an insertion cavity 111 is disposed in the lower end of the sleeve 11, and the insertion cavity 111 penetrates the lower end of the sleeve 11 and forms a lower end opening, so that the external injection pen 5 or the like can directly pass through the lower end opening. It is inserted in the insertion cavity 111.

Referring to FIG. 3, in this embodiment, a spacer 113 is disposed between the placement cavity 112 and the insertion cavity 111. The isolation plate 113 separates the placement cavity 112 from the insertion cavity 111, thereby facilitating placement of electronic components. And the injection pen 5 is inserted into the insertion cavity 111; of course, as another embodiment, the placement cavity 112 and the insertion cavity 111 can also penetrate each other to form a through cavity through the upper and lower ends of the sleeve 11, and the specific setting is visible. Actually, it is not limited to the setting form in this embodiment.

The rotary sleeve 13 is movably coupled to the upper end opening of the sleeve 11, which is rotatable about the axis of the sleeve 11; a rotary encoder 15 is provided in the placement chamber 112, and the rotary encoder 15 is coupled to the rotary sleeve 13. When it rotates with the rotation of the rotary sleeve 13, the rotation information of the rotary sleeve 13 can be converted into drug injection dose information, including drug injection dose information and the like.

A control circuit board 14 and a wireless transmission structure 17 are further disposed in the placement cavity 112. The rotary encoder 15 and the wireless transmission structure 17 are electrically connected to the control circuit board 14, respectively, such that the rotary injection device 15 is active in drug injection dose information. The signal is transmitted to the control circuit board 14 and then transmitted by the wireless transmitting structure 17. The external mobile terminal can receive the drug injection dose information and record and save, and the time when the external mobile terminal receives the drug injection dose information is used as the injection time. Or the user can manually enter the injection time on the mobile terminal.

When the user needs to record the drug injection dose information after the injection of the drug, the above-mentioned drug injection information monitoring structure 1 can be utilized, and the rotary sleeve 13 on the rotary sleeve 11 is rotated by the rotary encoder 15 to rotate the sleeve. The rotation information of 13 is converted into the drug injection dose information, and the drug injection dose information is sent out through the wireless transmission structure 17, is recorded and maintained, is convenient for the user and reminds the user to inject the medicine next time, or is provided to the doctor as the next step. Diagnostic information; and, after the user finishes using the injection pen 5, the injection pen 5 can be directly inserted into the insertion cavity 111 of the sleeve 11.

The above-mentioned drug injection information monitoring structure 1 directly adopts the cooperation of the rotary sleeve 13 and the rotary encoder 15 to realize the rotation information and the drug injection dose information conversion, which does not require the use of a mechanical structure sensor or an optical imaging structure, as long as the rotary encoder 15 follows Rotating sleeve 13 can be rotated, and the rotating sleeve 13 can be manually rotated by the user until accurate drug injection dose information is obtained, which can collect accurate drug injection dose information, which is very convenient to use; directly utilize sleeve 11 and The swivel sleeve 13 is fitted, and it is very convenient to assemble and disassemble, and it is not necessary to fit the specially designed injection pen 5, and the injection pen 5 is separated from the monitoring structure 1, and therefore, there is no requirement for the injection pen 5.

Referring to FIG. 4 and FIG. 5, in the present embodiment, the rotating sleeve 13 is placed at the upper end opening of the placement chamber 112, the lower end thereof is placed in the placement cavity 112, and the upper end extends outside the upper end opening; and the outer periphery of the lower end of the rotary sleeve 13 is provided. The annular groove 132, the side wall of the placing cavity 112 extends inwardly to the limiting block 115, and the limiting block 115 is placed in the ring groove 132 and can be rotated in the ring groove 132, so that the rotating sleeve 13 and the sleeve are realized. A rotational connection between the barrels 11.

The rotary encoder 15 in the placement chamber 112 is connected to the lower end of the rotary sleeve 13. When the user needs to record the drug injection dose information, the upper end of the rotary sleeve 13 is directly manually rotated. At this time, the restriction block 115 is rotated in the annular groove 132. And, the rotary encoder 15 also rotates with it.

In addition, the limiting block 115 may be continuous and arranged around the outer circumference of the entire rotating sleeve 13. Of course, it may also be intermittently arranged, that is, a plurality of protrusions are formed on the outer circumference of the rotating sleeve 13, and the specific setting is visible. Actual needs depend on it.

Referring to FIG. 6 , in the present embodiment, the rotary encoder 15 includes an encoder 152 and a rotating block 151 connected to the encoder 152 and connected to the lower end of the rotating sleeve 13 along with the rotating sleeve 13 Rotating and rotating; the code body 152 is electrically connected to the control circuit board 14, which can convert the rotation information of the rotation block 151 into drug injection dose information.

Specifically, the lower end of the rotating sleeve 13 is provided with a mounting groove 131, and the above-mentioned rotating block 151 is inserted and fixed in the mounting groove 131, so that the rotating block 151 also necessarily rotates with the rotation of the rotating sleeve 13.

In this embodiment, the rotating block 151 has a cylindrical shape, and one side forms a longitudinal plane, and the shape of the mounting groove 131 is consistent with the shape of the rotating block 151, in order to facilitate the assembly and the fixed connection between the rotating block 151 and the mounting groove 131. Thus, when the mounting groove 131 is engaged with the rotating block 151, there is no relative rotation between the rotating block 151 and the mounting groove 131 under the restriction of the longitudinal plane, so that the connection is stabilized. Of course, there are other various structures for realizing the fixed connection between the mounting groove 131 and the rotating block 151, and are not limited to the structure in the embodiment, for example, by a mounting pin or the like.

In this embodiment, in order to obtain more accurate drug injection dose information, the encoder 15 is a switch encoder 15 having a switch structure electrically connected to the code body 152, which can control the code body 152 and Controls the transfer of information between the boards 14.

The above-mentioned switch structure is placed under the rotary sleeve 13, so that when the user rotates the rotary sleeve 13, until the desired drug injection dose information is obtained, the rotary sleeve 13 is pressed down, at this time, the rotary sleeve 13 presses the switch structure. When the control circuit board 14 receives the information, the drug injection dose information sent by the rotary encoder 15 is directly recorded to avoid errors caused by hand erroneous operations.

The thickness of the limiting block 115 is smaller than that of the ring groove 132. In this embodiment, the thickness of the limiting block 115 is smaller than that of the ring groove 132, because the rotating sleeve 13 needs to be moved up and down, so that the rotating sleeve 13 can press the switch structure, and in order to limit the upper and lower moving range of the rotating sleeve 13. width. Moreover, by the cooperation between the limiting block 115 and the ring groove 132, the up and down movement range of the rotating sleeve 13 can be restricted, and the rotating sleeve 13 can be prevented from being detached from the sleeve 11.

Of course, as another embodiment, after the rotating sleeve 13 is pressed down, in order to realize the natural reset of the rotating sleeve 13, a return spring may be disposed in the placing chamber 112, and the return spring abuts on the rotating sleeve 13, and It is in a pre-pressing state, so that when the rotary sleeve 13 is depressed, the rotary sleeve 13 is compressed, and when the external force is removed, the restoring force of the return spring can cause the rotary sleeve 13 to move upward and reset.

The above-mentioned wireless transmission structure 17 is Bluetooth. Of course, it can also be other various wireless transmission components in the prior art, and details are not repeatedly described herein.

In this embodiment, two control circuit boards 14 are provided. In order to save space, the two control circuit boards 14 are respectively disposed at the upper end and the side end of the placement cavity 112, and the two control circuit boards 14 are electrically connected by the insertion row 18. Sexual connections, of course, can also be electrically connected by other lines or the like.

The drug injection information monitoring structure 1 further includes a display screen 12 placed in the placement chamber 112 and exposed on the side wall of the sleeve 11, electrically connected to the control circuit board 14, such that the control circuit board 14 The obtained drug injection dose information can be directly displayed through the display screen 12, so that the user can view the drug injection dose information, which is convenient for the user to use.

In addition, when the user records the drug injection dose information, the user directly views through the display screen 12 until the accurate drug injection dose information is obtained, and the rotating sleeve 13 is pressed, which greatly improves the monitoring accuracy.

Of course, as other embodiments, it is also possible to provide a rotary scale on the rotary sleeve 13, and it is also achievable to obtain the corresponding drug injection dose information by rotating the scale. Of course, the accuracy is not directly determined by the display screen 12 as described above. If there is no display 12, it can also be transmitted to the mobile phone in real time, observe the change of the injection dose of the mobile phone, adjust to the appropriate injection dose, and then press the rotary sleeve 13 to determine.

In the present embodiment, the display screen 12 is directly integrated on the control circuit board 14 disposed at the side end of the placement chamber 112, so that space can be greatly saved and the connection can be simplified.

In order to facilitate the use of the drug injection information monitoring structure 1 and use it for a long time, the storage chamber 112 of the sleeve 11 is provided with an electric storage structure, and the charging port 19 of the electric storage structure is exposed on the side wall of the sleeve 11. In this way, the power storage structure can be charged by an external power source.

In this embodiment, a display lamp is further disposed on the sleeve 11, and the display lamp is electrically connected to the control circuit board 14. When the control circuit board 14 transmits the drug injection dose information to the external mobile terminal 3, the display light is Bright, that is, the indicator light can be used to display the transmission status of the drug injection dose information, thereby facilitating the user to grasp the record of the drug injection dose information.

Of course, it is also possible to display different colors by setting the display light for displaying different working states of the monitoring structure 1.

Referring to FIG. 7, the embodiment further provides a drug injection information monitoring system, which includes the drug injection information monitoring structure 1 and the mobile terminal 3, and the mobile terminal 3 is configured to receive the drug injection dose information sent by the monitoring structure 1. And record. The mobile terminal 3 can record the drug injection dose information and perform statistics in a list manner, and can display the injection record in a simple and clear manner, and the user can conveniently query the previous injection record or export the injection record to the computer.

In the following table, Table 1 is a graph showing statistics on drug injection dose information by week, and Table 2 is a graph showing statistics on drug injection dose information on a monthly basis.

statistics

	early	in	late
on Monday	10	12	20
Sunday	15	20	9
on Saturday	12	13	13
Friday	7	10	20
Thursday	15	15	---
on Wednesday	20	2	2
on Tuesday	3	5	3

Table 1

statistics

Water flow in November 2013
11th	Injection volume 10	Number of times 4	Average 20
10th	Injection volume 10	Number of times 4	Average 20
9th	Injection volume 10	Number of times 4	Average 20
8th	Injection volume 10	Number of times 4	Average 20
7th	Injection volume 10	Number of times 4	Average 20
6th	Injection volume 10	Number of times 4	Average 20
5th	Injection volume 10	Number of times 4	Average 20
4th	Injection volume 10	Number of times 4	Average 20
3 days	Injection volume 10	Number of times 4	Average 20

Table 2

Table 3 is a schematic diagram of counting the injection information by week and comparing it with the recommended values; Table 4 is a graphical representation of the monthly injection information and comparison with the recommended values.

statistics

	suggested value			Measured value
	early	in	late	early	in	late
on Monday	10	10	15	10	10	20
Sunday	10	10	15	15	20	9
on Saturday	10	10	15	12	13	13
Friday	10	10	15	7	10	20
Thursday	10	10	15	15	15	---
on Wednesday	10	10	15	20	2	2
on Tuesday	10	10	15	3	5	3

table 3

statistics

	Daily injection volume	Recommended injection volume	Compared
11th	Injection volume 80	85	5 times lower than the recommended value
10th	Injection volume 90	85	5 times higher than the recommended value
9th	Injection volume 80	85	5 times lower than the recommended value
8th	Injection volume 85	85	Same than the recommended value
7th	Injection volume 90	85	5 times higher than the recommended value
6th	Injection volume 85	85	Same than the recommended value
5th	Injection volume 85	85	Same than the recommended value
4th	Injection volume 90	85	5 times lower than the recommended value
3 days	Injection volume 90	85	5 times lower than the recommended value

Table 4

The mobile terminal 3 displays the currently received drug injection dose value and the injection time, and counts the dose drug injection dose value and the injection time in a list form.

The mobile terminal 3 stores a drug recommended injection dose value and a drug recommended injection schedule, which can compare the recorded drug injection dose information with the internally saved drug recommended injection dose information, so that the doctor and the family can check whether the patient is injected according to the recommendation. .

In addition, the mobile terminal 3 further includes a user reminding function, the mobile terminal 3 saves the drug suggestion injection schedule, and the monitoring system sends time reminding information to the monitoring structure 1 according to the recommended injection schedule, and the monitoring device emits sound, light, or vibration according to the time information. The information reminds the user of the injection and displays the current recommended injection value on the mobile terminal 3.

In this embodiment, the monitoring system further includes a server 2, and the server 2 receives the drug injection dose information uploaded by the mobile terminal 3, and stores and distributes the information to the other mobile terminal 3 or the computer 4. The drug injection dose information includes user information and injection measurement value. And the time of injection. Thus, the user can share the drug injection dose information to the family and doctor through the network for the best care.

Referring to FIG. 8 and FIG. 9, the embodiment further provides a drug injector, which comprises the above-mentioned drug injection information monitoring structure 1 and an injection pen 5, and the injection pen 5 is inserted into the insertion cavity 111 of the sleeve 11, of course, In order to protect the injection pen 5, one end of the injection pen 5 with a needle is inserted into the insertion chamber 111.

The injection pen 5 is used in conjunction with the monitoring structure 1, so that after the user injects the drug, the drug injection dose information can be directly recorded, which is greatly convenient for the user to use.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. Within the scope.

Claims

The medicine injection information monitoring structure is characterized in that it comprises a sleeve and a rotary sleeve rotatably connected to the sleeve, wherein the sleeve has a placement cavity in the upper end thereof, and the placement cavity is provided with rotation information of the rotary sleeve a rotary encoder converted to a drug injection dose information, a control circuit board, and a wireless transmission structure for transmitting drug injection dose information, the rotary encoder being fixedly coupled to the rotary sleeve, the rotary encoder and the wireless transmission structure Connected to the control circuit board.
The drug injection information monitoring structure according to claim 1, wherein said placement chamber has an upper end opening, said rotary sleeve is disposed at said upper opening, a lower end thereof is disposed in said placement cavity, and an upper end extends The outer end of the lower end of the rotating sleeve is provided with a ring groove, and the side wall of the placing cavity extends inwardly to the limiting block, and the limiting block is placed in the ring groove.
The drug injection information monitoring structure according to claim 1, wherein the lower end of the sleeve has an insertion cavity for inserting an injection pen, and the lower end of the insertion cavity forms an opening.
The drug injection information monitoring structure according to any one of claims 1 to 3, wherein the rotary encoder comprises an encoder and a rotary block rotatably coupled to the code body, the rotary block being coupled to the a rotating sleeve electrically connected to the control circuit board, which converts rotation information of the rotating block into drug injection dose information.
The drug injection information monitoring structure according to any one of claims 1 to 3, wherein a display screen for displaying drug injection dose information is provided in the placement chamber, and the display screen is electrically connected to the control circuit. The plate is exposed to the outer side wall of the sleeve.
The drug injection information monitoring structure according to any one of claims 1 to 3, wherein the sleeve is provided with a display lamp for displaying a state of delivery of the drug injection dose information, and the display lamp is electrically connected to the Control board.
The drug injection information monitoring structure according to any one of claims 1 to 3, wherein the placement chamber is provided with an electricity storage structure electrically connected to the control circuit board for charging The mouth is exposed to the outer side wall of the sleeve.
The drug injection information monitoring system is characterized by comprising the drug injection information monitoring structure according to any one of claims 1 to 7 and a mobile terminal for receiving the drug injection dose information transmitted by the wireless transmission structure.
The drug injection information monitoring system according to claim 8, wherein the mobile terminal records the time at which the drug injection dose information is received as the injection time.
The drug injection information monitoring system according to claim 9, wherein the mobile terminal displays the currently received drug injection dose value and the injection time, and counts the recorded drug injection dose value and the injection time in a list manner. .
The drug injection information monitoring system according to claim 10, wherein the mobile terminal stores a drug recommended injection dose value and a drug recommended injection schedule, and records the recorded drug injection dose value and the drug recommended injection dose value. comparing.
The drug injection information monitoring system according to claim 11, wherein said mobile terminal transmits time reminding information to said drug injection information monitoring structure in accordance with a drug recommended injection schedule.
The drug injection information monitoring system according to claim 12, wherein the drug injection information monitoring structure emits sound or light or vibration information to alert the user of the injection time based on the received time reminder information.
The medicine injection information monitoring system according to any one of claims 8 to 13, wherein the medicine injection information monitoring system further comprises receiving the medicine injection dose information uploaded by the mobile terminal, storing and distributing the same to other mobile terminals. Or a computer server.
A drug injector comprising an injection pen and the drug injection information monitoring structure according to any one of claims 1 to 7, wherein the injection pen is inserted into the sleeve.