WO2011004995A2

WO2011004995A2 - Lancet cartridge and cartridge-type lancing device comprising same

Info

Publication number: WO2011004995A2
Application number: PCT/KR2010/004367
Authority: WO
Inventors: 이준기; 김석
Original assignee: Lee Jun Ki; Kim Seog
Priority date: 2009-07-08
Filing date: 2010-07-06
Publication date: 2011-01-13
Also published as: KR20110004532A; KR101072894B1; WO2011004995A3

Abstract

Disclosed is a lancet cartridge and a cartridge-type lancing device comprising same. The cartridge-type lancing device of the present invention comprises: a lancet cartridge in which a plurality of lancets are accommodated; a lancing body on which the lancet cartridge is mounted; and a lancet firing unit coupled to the lancing body to fire a plurality of lancets one by one. The present invention eliminates the necessity of replacing a used lancet with a new lancet for every blood sampling, thereby enabling sampling work to be performed in a convenient and efficient manner.

Description

Lancet cartridge and cartridge type lancing device

The present invention relates to a lancing device, and more particularly, to a lancing device that can improve the convenience and efficiency of blood collection work.

In general, chronic diabetic patients should have a blood glucose test every day to measure blood glucose levels and manage disease to maintain a constant blood sugar level. In order to perform the blood glucose test, blood is collected. Usually, a small amount of capillary blood is collected through a skin with a disposable lancet through a blood collection site such as a finger. Blood glucose levels are measured using. On the other hand, such a blood collection operation (a blood collection operation) is essentially preceded not only by the blood sugar test of chronic diabetes patients but also by various blood tests such as blood type tests.

As described above, a lancing device is mainly used as a device for collecting blood. Conventional lancing devices include lancet holders equipped with disposable lancets, end caps that cover the lancet and protrude only the attachment of the needle for skin penetration, springs and percussion mechanisms to provide skin penetration. And the like.

In such a conventional lancing device, the end cap is first removed from the main body, and then the lancet is attached to the lancet holder while covering the end cap under the compressed spring, making contact with the capillary blood collection site such as the finger, and then pressing the trigger switch. Triggers the lancet and penetrates the skin. At this time, the periphery of the skin is pressed to obtain sufficient capillary blood and capillary blood is applied to the strip of the blood glucose meter to measure the blood glucose level.

However, the conventional lancing device has a problem in that the lancet used for blood collection after one blood collection operation must be replaced with a new lancet to be used next, thereby reducing the convenience and efficiency of blood collection. In addition, the conventional lancing device is inconvenient to carry a plurality of lancets separately packed together because only one lancet is mounted therein.

An object of the present invention is to remove the inconvenience of having to replace the lancet used for blood collection after the one-time blood collection operation with a new lancet to be used next, a lancet cartridge and cartridge type lancing including the same, which can improve the convenience and efficiency of blood collection work. To provide a device.

The present invention, by mounting a lancet cartridge that accommodates a plurality of lancets and triggering a plurality of lancets one by one to perform a blood collection operation, the inconvenience of having to replace the lancet used for blood collection after a single blood collection operation with a new lancet to be used next In addition, the convenience and efficiency of the blood collection operation can be improved, and the risk of infection caused by the reuse of the lancet already used for blood collection by the user's carelessness can be avoided.

1 is an exploded perspective view of a cartridge type lancing device according to an embodiment of the present invention.

FIG. 2 is a combined perspective view of the cartridge type lancing device of FIG. 1. FIG.

3 is an exploded perspective view of the lancet cartridge shown in FIG.

4 is a bottom perspective view of the lancet cartridge of FIG. 3.

FIG. 5 is a partial cross-sectional view of the lancet cartridge taken along the line VV of FIG. 3. FIG.

FIG. 6 is a bottom perspective view of the lancing head shown in FIG. 1. FIG.

7 is a schematic internal projection view for explaining the rotation support unit in the cartridge type lancing device of FIG. 7.

FIG. 8 is an exploded perspective view illustrating the trigger drive unit in the cartridge type lancing device of FIG. 1.

9 is a bottom perspective view of the rotating member shown in FIG. 8.

1: lancet cartridge

100: cartridge type lancing device

110,120: Lansing Body

130: Lansing Head

140: lancet trigger unit

150: trigger drive unit

160: rotation support unit

170: printed circuit board

180: vibration motor

The object is, according to the present invention, a lancet cartridge in which a plurality of lancets are received; A lancing body to which the lancet cartridge is mounted; And a lancet triggering unit coupled to the lancing body and triggering the plurality of lancets one by one.

Here, the lancet cartridge may be rotatably provided on the lancing body.

The lancet cartridge includes: a cartridge body in which a plurality of lancet accommodation grooves are formed along a circumferential direction; And a cartridge cover covering the cartridge body so that the plurality of lancets accommodated in the plurality of lancet accommodation recesses do not fall out.

The cartridge cover may include an opening for opening any one of the plurality of lancet receiving grooves.

The lancet cartridge may further include rotation preventing means for preventing rotation of the cartridge cover when the cartridge body is rotated.

The cartridge type lancing device may further include a rotation support unit coupled to the lancing body and rotatably supporting the lancet cartridge.

The rotation support unit may support the lancet cartridge so that the lancet cartridge can rotate in a click unit.

The rotation support unit may support the lancet cartridge so that the lancet cartridge can rotate only in one direction.

The rotating support unit may include a rotating gear engaged with a gear groove formed in the lancet cartridge; A latch having protrusions engaged between two neighboring teeth of the rotary gear; And an elastic member for elastically pressing one end of the latch toward the rotary gear.

The cartridge type lancing device may further include a lancing head coupled to the lancing body and having a blood collection hole through which a needle of the lancet penetrates when the lancet is triggered.

The lancet cartridge is disposed between the lancing head and the lancing body, and the lancing head may be provided to be movable up and down with respect to the lancing body so that the lancet cartridge can be easily replaced.

The lancing head may be provided to adjust the height of the lancing body to adjust the length of the needle of the lancet exposed through the blood collection hole when the lancet is triggered.

A height adjustment knob may be provided between the lancing head and the lancing body to support the lancing head and move in the vertical direction as it rotates.

The cartridge type lancing device may further include a trigger driving unit coupled to the lancing body and configured to drive the lancet triggering unit.

The triggering drive unit may be configured to move the pressing member of the lancet triggering unit in a vertical direction.

The percussion drive unit, the rotary motor; And it may include a motion conversion unit for converting the rotational motion of the rotary motor to linear motion.

The motion converting unit may include: a rotating member having at least one inclined block rotating by the rotating motor and increasing in height along a circumferential direction; And a moving member supporting the pressing member of the lancet percussion unit and moving up and down in accordance with the rotation of the rotating member while both ends thereof are coupled to the guide groove formed in the lancing body.

The cartridge type lancing device further includes a rotation detecting unit detecting a rotation of the lancet cartridge, and the percussion drive unit may be activated only when the rotation of the lancet cartridge is detected by the rotation detecting unit. .

The rotary support unit may include a rotary gear engaged with a gear groove formed in the lancet cartridge; A latch having protrusions engaged between two neighboring teeth of the rotary gear; And an elastic member elastically pressing one end of the latch toward the rotary gear, wherein the rotation detecting unit may include a contact switch generating an electrical signal by an operation of the latch generated when the lancet cartridge rotates. have.

The cartridge type lancing device may further include a vibration motor that generates vibrations during the triggering operation of the lancet to relieve pain at the blood collection site.

The object is a plurality of lancets; A cartridge body in which a plurality of lancet accommodation grooves are formed; And a cartridge cover covering the cartridge body so that the plurality of lancets received in the plurality of lancet accommodation grooves do not fall out.

Here, the cartridge body, the plurality of lancet receiving groove may be formed along the circumferential direction.

In order to fully understand the present invention, the operational advantages of the present invention, and the objects achieved by the practice of the present invention, reference should be made to the accompanying drawings which illustrate preferred embodiments of the present invention and the contents described in the accompanying drawings.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, in describing the present invention, descriptions of functions or configurations already known will be omitted to clarify the gist of the present invention.

1 is an exploded perspective view of a cartridge type lancing device according to an embodiment of the present invention, FIG. 2 is a combined perspective view of the cartridge type lancing device of FIG. 1, FIG. 3 is an exploded perspective view of the lancet cartridge shown in FIG. 1, 4 is a bottom perspective view of the lancet cartridge of FIG. 3, FIG. 5 is a partial cross-sectional view of the lancet cartridge taken along line V-V of FIG. 3, FIG. 6 is a bottom perspective view of the lancing head shown in FIG. 1, and of FIG. Figure 1 is a schematic internal projection for explaining the rotational support unit in the cartridge type lancing device of Figure 1, Figure 8 is an exploded perspective view for explaining the percussion drive unit in the cartridge type lancing device of Figure 1, Figure 9 is shown in Figure 8 Bottom perspective view of a rotating member.

1 and 2, the cartridge type lancing device 100 according to the present embodiment includes a lancet cartridge 1 in which a plurality of lancets are accommodated, a lancing

body

110 and 120 in which the lancet cartridge 1 is mounted. , The lancing head 130 coupled to the lancing

bodies

110 and 120 and the blood collection hole is formed, the rotation support unit 160 (see FIG. 7) rotatably supporting the lancet cartridge 1, and the lancing

bodies

110 and 120. A lancet triggering unit 140 coupled and triggering a plurality of lancets received in the lancet cartridge 1 one by one, a trigger drive unit 150 driving the lancet triggering unit 140, and the electrical / electronics of the lancing device 100. Various electrical and electronic components related to the control are mounted. Printed circuit board 170 is included.

Here, the lancing

bodies

110 and 120 include an upper lancing body 110 and a lower lancing body 120 coupled to each other. The upper lancing body 110 is coupled to the lancing head 130, the rotary support unit 160, the lancet trigger unit 140, the printed circuit board 170, the lower lancing body 120, the trigger drive unit 150 Is combined. However, unlike the present embodiment, the lancing body may be provided as one body without being separated into the upper and lower lancing bodies, and furthermore, the lancing body and the lancing head may also be provided as one body without being separated.

1 to 5, the lancet cartridge 1 according to the present embodiment is disposed between the lancing head 130 and the upper lancing body 110, and is rotatably provided on the upper lancing body 110. . The lancet cartridge 1 includes a plurality of lancets (L, only one in FIG. 3), a cartridge body 10 in which a plurality of lancet receiving grooves 15 are formed at intervals along the circumferential direction, It includes a cartridge cover 20 for covering the cartridge body 10 so that the plurality of lancet (L) accommodated in the lancet receiving groove 15 is not removed.

The cartridge body 10 has a cylindrical shape through which a central hole 11 providing a center of rotation is formed, and is rotatably supported by the rotating gear 161 exposed through the upper surface of the upper lancing body 110. On the upper surface of the cartridge body 10, a plurality of lancet receiving grooves 15 for accommodating a plurality of lancets (L) are formed at mutual intervals along the circumferential direction. The lower wall 15a defining the lower side of the lancet accommodation groove 15 has a through hole 16 so that a striking rod (not shown) of the lancet triggering unit 140 strikes the lancet L accommodated in the lancet accommodation groove 15. ) Is formed through. The lower surface of the cartridge body 10 is formed with a gear groove 12 that meshes with the rotary gear 161. On the outer circumferential surface of the cartridge body 10, a plurality of protrusions 17 are formed to prevent slipping when the cartridge body 10 is rotated.

The cartridge cover 20 has a disk shape through which the central hole 21 is penetrated, and is coupled to the cartridge body 10 at the upper portion of the cartridge body 10. The lower surface of the cartridge cover 20 is formed with an annular projection (not shown) that engages the annular groove 13 formed in the upper surface of the cartridge body 10. The cartridge cover 20 is coupled to the cartridge body 10 by fitting the annular projection and the annular groove 13.

The cartridge cover 20 has a structure covering the cartridge body 10 so that the plurality of lancets (L) accommodated in the plurality of lancet receiving grooves 15 of the cartridge body 10 do not fall out. The cartridge cover 20 is such that the lancet L in the vertically lower position (hereinafter referred to as 'trigger position') of the blood collection hole 131 of the lancing head 130 may be triggered by the lancet trigger unit 140. And an opening 25 for opening any one of the plurality of lancet receiving grooves 15. That is, the cartridge cover 10 covers the cartridge body 10 so as to open any one of the plurality of lancet receiving grooves 15. The lancet cartridge 1 is mounted to the upper lancing body 110 such that the opening 25 of the cartridge cover 20 is in the triggered position.

The cartridge cover 20 is formed with a rotation preventing hole 23 for preventing rotation of the cartridge cover 20 when the cartridge body 10 rotates. In the state where the lancet cartridge 1 is mounted on the upper lancing body 110, the anti-rotation protrusion 133 formed on the lower surface of the lancing head 130 to be described later is inserted into the anti-rotation hole 23. Accordingly, when the cartridge body 10 is rotated one click in one direction (counterclockwise) to move the lancet L to be used to the triggered position, the cartridge cover 20 is along the cartridge body 10. It is not rotated and its position is fixed. That is, the opening 25 of the cartridge cover 20 is always in the triggered position.

On the other hand, this embodiment is a means for preventing the rotation of the cartridge cover 20 during the rotation of the cartridge body 10 is formed through the cartridge cover 20 so that the anti-rotation projection 133 of the lancing head 130 is inserted Although the rotation preventing hole 23 is disclosed, the present invention is not limited thereto, and any configuration may be applied as the rotation preventing means of the cartridge cover as long as it can prevent the rotation of the cartridge cover 20 during the rotation of the cartridge body 10. Could be.

In addition, although not disclosed in the present embodiment, the lancet cartridge 1 is lowered from the lancet L so that the lancet L, which is triggered by the lancet triggering unit 140 and moved upward, stably returns to its original position. It may further include an elastic means for elastically pressing in the direction. Here, the elastic means may be provided as a leaf spring or a coil spring disposed adjacent to the lancet receiving groove (15). Alternatively, the aforementioned elastic means may not be provided in the lancet cartridge 1 but may be provided in the lancing

bodies

110 and 120 or the lancing head 130.

1 to 6, the lancing head 130 is disposed at an upper side of the lancet cartridge 1 and is bent and extended from the blood collection portion 130a and the blood collection portion 130a formed therethrough. It includes a coupling portion (130b) coupled to the upper lancing body (110). On the lower surface of the blood collection unit 130a, the central shaft 134 is inserted into the center holes 11 and 21 of the lancet cartridge 1 together with the rotation preventing protrusion 133 described above to prevent the lancet cartridge 1 from being separated. Is formed to protrude. The coupling portion 130b is formed with two coupling grooves 138 inserted into two coupling protrusions 118 formed on the upper lancing body 110. Here, since the inner diameter of the coupling groove 138 of the lancing head 130 is slightly larger than the outer diameter of the coupling protrusion 118 of the upper lancing body 110, the lancing head 130 is formed on the upper lancing body 110. It is provided to be movable in the vertical direction with respect to the slide. Accordingly, when the lancet cartridge 1 needs to be replaced, the user may lift the lancing head 130 upward so that the center shaft 134 may be separated from the center holes 11 and 21, and thus the lancet cartridge 1 may be used. 1) can be removed from the upper lancing body 110 and a new lancet cartridge 1 can be mounted to the upper lancing body 110. In addition, although not shown in the drawings, the lancing head 130 may be connected to the upper lancing body 110 by a tension spring (not shown), which tension spring is lifted for the replacement of the lancet cartridge 1 or the like. An elastic force is provided to the lancing head 130 so that the head 130 can be returned to its original position.

On the other hand, the lancing head 130 is provided so that the height can be adjusted for the upper lancing body 110 to adjust the length of the needle of the lancet (L) exposed through the blood collection hole 131 when the lancet (L) is triggered. . In this embodiment, as a means for adjusting the height of the lancing head 130, between the two engaging projections 118 of the upper lancing body 110 is provided with a height adjustment knob 115 that can move in the vertical direction as it rotates. . The height adjustment knob 115 is screwed to the shaft 116 fixed to the upper lancing body 110 to move in the upper direction when rotated in one direction and to move in the lower direction when rotated in the other direction. Height adjustment knob 115 is a receiving groove formed in the coupling portion 130b of the lancing head 130 to support the coupling portion 130b of the lancing head 130 between the lancing head 130 and the upper lancing body 110. 137 is accommodated. Accordingly, the user adjusts the height of the lancing head 130 by rotating the height adjustment knob 115 clockwise or counterclockwise to lancet L exposed through the blood collection hole 131 when the lancet L is triggered. The length of the needle can be adjusted. However, the height adjusting means of the lancing head 130 may be configured differently from this embodiment.

Referring to FIG. 6, the cartridge type lancing device 100 according to the present embodiment further includes a vibration motor 180 which relieves pain at the blood collection site by vibrating the lancing head 130 during the lancet's triggering operation. The vibration motor 180 is mounted to the lancing head 130 in which the blood collection hole 131 is formed, and the mounting holder 135 for mounting the vibration motor 180 is provided at the lancing head 130. The pair of electrodes 181 of the vibration motor 180 are electrically connected to the printed circuit board 170 through wires (not shown). The vibration motor 180 is controlled to start to operate when the operation switch 172 is pressed and to stop operation when the triggering operation of the lancet is completed. The vibration motor 180 may be implemented as a bar-type vibration motor or a flat vibration motor commonly used as a means for implementing a vibration mode in a mobile terminal such as a mobile phone or a PDA.

1 to 7, the rotation support unit 160 is configured to rotatably support the lancet cartridge 1, and the rotary gear 161 meshes with the gear groove 12 formed in the lancet cartridge 1. And a latch 163 having a protrusion 163a engaged between two neighboring teeth of the rotary gear 161 and one end 163b of the latch 163 toward the rotary gear 161. And a compression spring 165 that is an elastic member.

The rotation support unit 160 having such a configuration allows the user to rotate the lancet cartridge 1 in units of clicks so that a plurality of lancet accommodation grooves 15 arranged along the circumferential direction are sequentially in the triggered position in units of clicks. Allow it to move. Accordingly, the user can rotate the lancet cartridge 1 by one click to move the lancet L to be used next to the triggered position.

In addition, the rotation support unit 160 allows the user to rotate the lancet cartridge 1 only in one direction. That is, since the rotation support unit 160 has a structure in which the compression spring 165 elastically presses one end 163b of the latch 163 toward the rotation gear 161, as shown in FIG. 7, the rotation gear ( 161 can rotate counterclockwise but not clockwise. Accordingly, since the lancet cartridge 1 can be rotated only in one direction (counterclockwise), the lancet L already used for blood collection is reused because the user inadvertently rotates the lancet cartridge 1 in the reverse direction. Can be prevented at the source. Accordingly, the risk of infection caused by reusing the lancet 12 already used for blood collection can be avoided.

1 and 7, the printed circuit board 170 is equipped with various electrical and electronic components related to the electro-electronic control of the lancing device 100. For example, the printed circuit board 170 may include a power switch 171 for turning on / off a power supply of the lancing apparatus 100, an operation switch 172 for operating the lancing apparatus 100, and Three display lamps 173 for displaying the operation state of the lancing device 100 are mounted.The power switch 171 and the operation switch are provided as a dome switch, and the display lamp 173 is an LED lamp. The upper lancing body 110 has two

switch holes

111 and 112 for exposing the upper ends of the power switch 171 and the operation switch 172 to the outside and the upper ends of the three display lamps 173 to the outside. Three lamp holes 113 are formed to be exposed therethrough, and a battery (not shown) for supplying power to the triggering drive unit 150 is electrically connected to the printed circuit board 170. The battery is lancing. It may be mounted in the interior of the body (110, 120).

1 and 7, the cartridge type lancing device 100 according to the present embodiment further includes a rotation detecting unit 175 that detects rotation of the lancet cartridge 1. In this embodiment, the rotation detecting unit 175, as shown in Figure 7, the contact switch 175 for generating an electrical signal by the operation of the latch 163 generated when one click rotation of the lancet cartridge (1) Is provided. Specifically, the rotation detecting unit 175 is an electrical power generated when one end 163c of the latch 163 contacts and presses the elastic piece 175a of the rotation detecting unit 175 when one click rotation of the lancet cartridge 1 is rotated. The rotation of the lancet cartridge 1 is detected by the signal. Here, the trigger drive unit 150 is controlled so that the operation is activated only when the rotation of the lancet cartridge 1 is detected by the rotation detector 175, which will be described in detail in the description of the trigger drive unit 150. It will be described later.

1 and 5, the lancet triggering unit 140 is a triggering mechanism using a momentary impact action by an elastic force, and a cylindrical member 141 having a guide slot 142 and a spring 145 on the outside thereof. The pressing member 143 coupled and movably inserted into the cylindrical member 141, and the striking rod (not shown) configured to protrude out of the cylindrical member 141 instantaneously when the pressing member 143 is pressed to a predetermined position. ). The lancet triggering unit 140 has a cylindrical member 141 coupled to the coupling groove 114 formed on the inner surface of the upper lancing body 110 in an interference fit manner. The striking rod (not shown) of the lancet triggering unit 140 has a through hole formed in the striking hole 117 formed in the upper lancing body 110 and the lancet cartridge 1 when the pressing member 143 is pressed to a predetermined position. The lancet (L) accommodated in the lancet receiving groove 15 through the (16) to hit and trigger. The lancet triggering unit 140 is a triggering mechanism employed in a conventional general lancing device (or a blood vessel), and its configuration and operation are well known, and a description thereof will be omitted. However, the lancet triggering unit employed in the present invention is not limited to the configuration of the lancet triggering unit 140 shown in FIG. 1, and known triggering mechanisms implemented in various ways may be applied.

1, 8 and 9, the trigger drive unit 150 is configured to drive the lancet trigger unit 140 and is mounted inside the lower lancing body 120. The percussion drive unit 150 includes a rotation motor 151 for providing a rotational force, and

motion conversion units

152, 153, and 154 for converting the rotational motion of the rotation motor 151 into linear motion.

The rotary motor 151 is coupled to the lower lancing body 120 by a bracket 121 in the lower lancing body 120. The

motion converters

152, 153, and 154 include a rotating member 153 that rotates by the rotational force of the rotating motor 151, a gear module 152 that transmits the rotational force of the rotating motor 151 to the rotating member 153, and a rotating member. As the 153 rotates, the movable member 154 moves upward and downward.

The rotating member 153 is provided with two

inclined blocks

153a and 153b, the height of which gradually increases along the circumferential direction, spaced apart from each other. The rotating member 153 is provided with a central hole 153c coupled to the fixed shaft 125 provided on the lower wall of the lower lancing body 120 to be rotatable inside the lower lancing body 120.

The gear module 152 fits the first worm gear 152a connected to the rotation shaft 151a of the rotary motor 151 and the gear 153d connected to the first worm gear and provided below the rotating member 153. The physics includes a second worm gear 152b.

The shandong copper member 154 supports the pressing member 143 of the lancet triggering unit 140 in the central region, and a pair of guide grooves 123 formed in the inner surface of the lower lancing body 120 at both ends. Is supported by the rotating member 153 in a coupled state. When the rotating member 151 rotates, the moving member 154 moves up and down along the guide groove 123 by two

inclined blocks

153a and 153b provided in the rotating member 151. And, since the shankdong member 154 supports the pressing member 143 of the lancet trigger unit 140, the pressing member 143 also moves in the vertical direction as the shankdong member 154 moves in the vertical direction. do. When the rotating member 151 is rotated one time, the movable member 154 has the 'B' portion of the rotating member 151 at the 'falling position' whose both ends are supported by the 'A' portion of the rotating member 151. Move to the 'rising position' supported by and back from the 'rising position' to the 'falling position'. At this time, the shank moving member 154 in the 'elevating position' presses the pressing member 143 of the lancet triggering unit 140 to a predetermined position where the triggering operation of the lancet triggering unit 140 occurs.

The trigger drive unit 150 having the above configuration is controlled to activate the operation only when the rotation of the lancet cartridge 1 is detected by the rotation detecting unit 175 as described above. That is, when one click rotation of the lancet cartridge 1 is not detected by the rotation detecting unit 175, even if the user presses the operation switch 172, the trigger drive unit 150 does not operate.

As such, activating the operation of the trigger drive unit 150 only when one click rotation of the lancet cartridge 1 is detected by the rotation detecting unit 175 indicates that the lancet L already used for blood collection is reused. This is to prevent. That is, in the cartridge type lancing device 100 according to the present embodiment, after one lancet L is triggered, the lancet cartridge 1 is rotated by one click to move only the next lancet L to the triggered position. By activating the operation of the trigger drive unit 150, the trigger drive unit 150 does not operate even if the user presses the operation switch 172 without inadvertently rotating the lancet cartridge 1 by one click. The lancet L used can be prevented from triggering again. Accordingly, the risk of infection caused by reusing the lancet 12 already used for blood collection can be avoided.

On the other hand, the present embodiment discloses a trigger drive unit 150 having the above configuration as a trigger drive unit for driving the lancet trigger unit 140, the present invention is not limited to this of the lancet trigger unit 140 If the pressing member 143 can be moved in the vertical direction, any configuration may be applied. For example, in the present invention, the triggering drive unit may be implemented by a cam driving method or a linear motor driving method.

As described above, the cartridge type lancing device 100 according to the present embodiment is equipped with a lancet cartridge 1 in which a plurality of lancets are accommodated, and a plurality of lancets are triggered one by one to perform a blood collection operation. The convenience and efficiency of blood collection work can be improved by eliminating the inconvenience of having to replace the lancet used for post-bleeding with a new lancet to be used next.

On the other hand, in this embodiment, the lancet cartridge 1 is configured to rotate by manual operation of the user, but alternatively, the lancet cartridge 1 may be configured to automatically rotate by a stepping motor or the like. In addition, in the present embodiment, the lancet triggering unit 140 is configured to be driven by the electrically controlled triggering drive unit 150, but alternatively, the triggering drive unit 150 is omitted and, for example, the lancet triggering unit 140 is pressed. The member 143 may be provided to be exposed to the outside of the lancing

bodies

110 and 120 so that the lancet triggering unit 140 may be driven by a user's manual operation.

It is apparent to those skilled in the art that the present invention is not limited to the above-described embodiments, and that various modifications and changes can be made without departing from the spirit and scope of the present invention. Therefore, such modifications or variations will have to be belong to the claims of the present invention.

It can be used as a blood collection tool.

Claims

A lancet cartridge containing a plurality of lancets;

A lancing body to which the lancet cartridge is mounted; And

A cartridge type lancing device coupled to the lancing body and comprising a lancet triggering unit for triggering the plurality of lancets one by one.
The method of claim 1,

The lancet cartridge,

Cartridge-type lancing device, characterized in that rotatably provided on the lancing body.
The method of claim 2,

The lancet cartridge,

A cartridge body in which a plurality of lancet accommodation grooves are formed along the circumferential direction; And

And a cartridge cover covering the cartridge body so that the plurality of lancets received in the plurality of lancet accommodation grooves do not fall out.
The method of claim 3,

The cartridge cover,

And an opening for opening one of the plurality of lancet receiving grooves.
The method of claim 4, wherein

The lancet cartridge,

And a rotation preventing means for preventing the rotation of the cartridge cover when the cartridge body is rotated.
The method of claim 2,

And a rotation support unit coupled to the lancing body and rotatably supporting the lancet cartridge.
The method of claim 6,

The rotation support unit,

And a lancet cartridge supporting the lancet cartridge so that the lancet cartridge can rotate in a click unit.
The method of claim 7, wherein

The rotation support unit,

And the lancet cartridge supports the lancet cartridge so that the lancet cartridge can rotate only in one direction.
The method of claim 8,

The rotation support unit,

A rotary gear meshing with a gear groove formed in the lancet cartridge;

A latch having protrusions engaged between two neighboring teeth of the rotary gear; And

And an elastic member for elastically pressing one end of the latch toward the rotary gear.
The method of claim 2,

And a lancing head coupled to the lancing body and having a blood collection hole through which the needle of the lancet penetrates when the lancet is triggered.
The method of claim 10,

The lancet cartridge is disposed between the lancing head and the lancing body,

The lancing head is a cartridge type lancing device, characterized in that provided to be movable in the vertical direction relative to the lancing body to facilitate replacement of the lancet cartridge.
The method of claim 11,

The lancing head,

Cartridge-type lancing device, characterized in that the height adjustment is provided to the lancing body to adjust the length of the needle of the lancet exposed through the blood collection hole when the lancet triggered.
The method of claim 12,

Between the lancing head and the lancing body,

The cartridge type lancing device, characterized in that the height adjustment knob for supporting the lancing head, and moves in the vertical direction as it rotates.
The method of claim 2,

The cartridge type lancing device coupled to the lancing body, further comprising a trigger drive unit for driving the lancet trigger unit.
The method of claim 14,

The trigger drive unit,

The cartridge type lancing device, characterized in that configured to move the pressing member of the lancet trigger unit in the vertical direction.
The method of claim 15,

The trigger drive unit,

Rotary motor; And

Cartridge type lancing device comprising a motion conversion unit for converting the rotational motion of the rotary motor to linear motion.
The method of claim 16,

The motion conversion unit,

A rotating member having at least one inclined block which is rotated by the rotating motor and whose height increases along the circumferential direction; And

A cartridge type lancing supporting the pressing member of the lancet percussion unit and comprising a moving member which moves up and down in accordance with the rotation of the rotating member while both ends are coupled to the guide groove formed in the lancing body. Device.
The method of claim 14,

Further comprising a rotation detecting unit for detecting the rotation of the lancet cartridge,

The trigger drive unit,

Cartridge-type lancing device, characterized in that the operation is activated only when the rotation of the lancet cartridge is detected by the rotation detection unit.
The method of claim 18,

The rotation support unit,

A rotary gear meshing with a gear groove formed in the lancet cartridge;

A latch having protrusions engaged between two neighboring teeth of the rotary gear; And

An elastic member for elastically pressing one end of the latch toward the rotary gear,

The rotation detection unit,

And a contact switch for generating an electrical signal by the operation of the latch generated during rotation of the lancet cartridge.
The method of claim 1,

Cartridge type lancing device, characterized in that it further comprises a vibration motor for generating a vibration during the triggering operation of the lancet to relieve pain in the blood collection site.
Multiple lancets;

A cartridge body in which a plurality of lancet accommodation grooves are formed; And

And a cartridge cover covering the cartridge body such that the plurality of lancets received in the plurality of lancet accommodation grooves do not fall out.
The method of claim 21,

The cartridge body,

The lancet cartridge, characterized in that the plurality of lancet receiving grooves are formed along the circumferential direction.
The method of claim 22,

The cartridge cover,

And an opening for opening one of the plurality of lancet receiving grooves.
The method of claim 22,

The lancet cartridge,

And a rotation preventing means for preventing the rotation of the cartridge cover when the cartridge body is rotated.