JP2005046474A - Puncture needle cartridge and puncture instrument set - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a highly safe puncture instrument set having a plurality of puncture needles for puncturing the surface of a living body capable of performing puncture operation successively with a simple operation. <P>SOLUTION: The puncture instrument set comprises a cylindrical enclosure, the plurality of puncture needles held and connected serially in the axial direction, a puncture needle cartridge for arranging the plurality of puncture needles serially within the enclosure, a locking member for locking the puncture needle cartridge at a predetermined position in the axial direction, a puncture instrument having an elastic energizing member for energizing the puncture needle cartridge in one direction, and a puncture needle exchange jig for disposing the used puncture needle after puncturing and for arranging the puncture needle cartridge in the puncture position to perform the next puncture operation successively. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a puncture needle cartridge and a puncture device set that are used for blood collection when measuring blood sugar levels, and more particularly to a puncture needle cartridge and a puncture device set for continuously using a plurality of puncture needles. It is about.

  Diabetes patients themselves measure blood sugar levels several times a day. At the time of this measurement, it is necessary to collect a small amount of blood from the fingertip or the like. For this purpose, as shown in FIG. 9, a disposable puncture needle 906 is attached to a device called a puncture instrument 900, and a puncture needle 906 is used to puncture a fingertip, an arm, etc., and measure bleeding from the punctured site. Used for. A typical puncture device 900 includes a cylindrical main body case 901 and a cap portion 913. The main body portion includes a first spring 903 for ejecting the attached puncture needle 906, a second spring 904 for retracting the ejected puncture needle 906, and a puncture button 902 for releasing the compressed first spring. have.

  The usage method is to remove the cap 913 from the main body, attach the puncture needle 906 to the main body, and put the cap 913 on the main body again. Then, the first spring 903 is compressed to enable the puncture operation, the puncture portion pressing surface 907 of the cap 913 is applied to the puncture portion such as a fingertip, and the puncture button 902 is pushed, and the puncture needle 906 is driven out. Thereafter, the puncture needle 906 is immediately retracted from the fingertip or the like by the second spring 904. Blood can be collected by this operation. It is very dangerous from the viewpoint of hygiene to reuse the puncture needle 906 once used. Therefore, it is necessary to replace the puncture needle 906 at the next use (see, for example, Patent Document 1).

Also, there are some that store several puncture needles and use them individually in order to perform a puncture operation. After puncturing, the puncture needle can be individually removed from the device. As drive means for moving the puncture needle back and forth, there is one that uses the elasticity of a leaf spring provided on the puncture needle (see, for example, Patent Document 2).
Japanese Unexamined Patent Publication No. 2000-237172 (page 3-4, FIG. 1) US Pat. No. 4,794,926 (page 3-4, FIG. 1)

  By the way, the user thinks that many of the manual operation steps in the conventional puncture device system (puncture needle and puncture operation step) are troublesome. For this reason, the user tends to use the puncture needle once inserted several times for puncture operation and blood collection. The use of a single puncture needle multiple times must be avoided for hygiene reasons, especially when the puncture needle is used on more than one person. Such a situation can occur, for example, in a practicing clinic or a hospital, but it cannot be excluded that a child uses it by mistake.

  On the other hand, since the puncture needle is manufactured once for single use, the tip is quickly dulled if used multiple times, and therefore continuous use of the puncture needle causes further pain to the patient. Furthermore, there is a risk that the puncture device and the puncture needle according to the prior art cannot accurately insert the puncture needle into the puncture device. In addition, when the puncture needle and the puncture device are misused, there is a risk that the user may be injured by mistake.

  In order to execute the puncturing operation, first, the puncture needle in the blood sampling device (puncture device) is moved or displaced in the puncture direction (that is, the tip is moved toward the body range to be punctured), and then the initial position It is necessary to pull it back and retreat.

  For example, automatic replacement of a puncture needle using a puncture needle magazine is difficult to realize in a system that needs to seal such a puncture needle with a puncture needle holder. Furthermore, it is necessary to provide a puncture needle body on the puncture needle. This puncture needle body is attached to the puncture needle holder, and in particular, strengthens the connection between the puncture needle and the holder so that the backward movement can be reliably performed. In many cases, since the number of puncture needles to be used is large, storing these in the magazine increases the size of the puncture needle system.

  As described above, in the prior art, there is a risk of injury of the fingertip with a used puncture needle when replacing the puncture needle, and since the measurement is performed several times a day, replacement of the puncture needle is very troublesome. In particular, it is a serious problem for blind patients due to complications of diabetes.

  An object of the present invention is to solve the above-described problems, and includes a plurality of puncture needles that do not take a volume as thin as possible and continuously perform a puncture operation with a simple operation. It is an object of the present invention to provide a puncture needle cartridge and a puncture device set that can be further secured.

  In order to solve the above problems, the puncture needle cartridge according to claim 1 of the present invention incorporates a plurality of puncture needles for puncturing the surface of a living body, and is used for a puncture device capable of continuous puncture operation. The cartridge is configured such that the plurality of puncture needles are held in a state of being connected in series in the axial direction thereof.

  Thereby, many puncture needles can be connected and deployed in the instrument without having to bother loading the puncture needles individually for each puncture.

  The puncture needle cartridge according to claim 2 of the present invention is the puncture needle cartridge according to claim 1, wherein the puncture needle is connected in series in a state where the tip is protected by a part of another puncture needle. It has the composition which is done.

  Thereby, when a used needle is removed or discarded, it is possible to prevent the next needle from being injured, and a plurality of puncture needles can be used in a sanitary manner.

  The puncture needle cartridge according to claim 3 of the present invention is the puncture needle cartridge according to claim 1 or 2, wherein the puncture needle is integrally provided with an elastic deformation member, and the plurality of puncture needle cartridges are provided. The puncture needles are obtained by connecting the puncture needles with the elastic deformation member.

  Thereby, it is possible to perform progressive feeding only by a pulling operation without providing a puncture needle feeding mechanism.

  A puncture needle cartridge according to claim 4 of the present invention is the puncture needle cartridge according to any one of claims 1 to 3, wherein the puncture needle locking member prevents reversal of the puncture needle in the puncture needle cartridge. It is equipped with.

  Thereby, a puncture operation can be performed reliably.

  The puncture needle cartridge according to claim 5 of the present invention is the puncture needle cartridge according to claim 4, wherein the puncture needle locking member is provided at regular intervals inside the puncture needle cartridge. It is.

  Thus, a plurality of the same puncture needles can be arranged and loaded at the same pitch in the longitudinal direction.

  Moreover, the puncture needle cartridge according to claim 6 of the present invention is the puncture needle cartridge according to claim 4 or 5, wherein the connection force of the plurality of puncture needles can be configured in series. And it is set to be larger than the resistance force of the puncture needle locking member.

  Thus, by pulling the puncture needle that has been punctured, the operation of directly sending the puncture needle reserved at the next position to the puncture position can be performed without difficulty.

  The puncture needle cartridge according to claim 7 of the present invention is the puncture needle cartridge according to any one of claims 1 to 6, wherein the puncture needle cartridge is made of an elastic member, and the puncture needle located at the head in the puncture needle cartridge is It is provided with an elastic locking member that holds and prevents the puncture needle from coming out of the puncture device body and falling off.

  Thereby, a puncture operation can be performed safely and reliably.

  The puncture needle cartridge according to claim 8 of the present invention is the puncture needle cartridge according to any one of claims 1 to 7, wherein the puncture needle includes the puncture needle locking member and the elastic locking member. It is made into the shape which has the hollow part for latching by the surface.

  Thereby, the puncture needle is reliably positioned and held at a predetermined position in the puncture needle cartridge.

  The puncture needle cartridge according to claim 9 of the present invention is the puncture needle cartridge according to any one of claims 1 to 8, wherein the needle of the puncture needle is placed at the head of the plurality of puncture needles connected in series. A puncture needle cap for protecting the portion is provided.

  Thereby, when the puncture needle at the start of use or the puncture needle cartridge is loaded, the puncture device body can be safely loaded.

  A puncture needle cartridge according to claim 10 of the present invention is the puncture needle cartridge according to any one of claims 1 to 9, wherein the puncture needle cartridge is engaged with a housing of the puncture device and does not rotate around an axis. It is provided with a rotation stop member for making it.

  Thereby, when used for a puncture device, the charge for puncture can be reliably performed, and the puncture operation can be easily realized only by the movement in the drive axis direction of itself.

  A puncture needle cartridge according to claim 11 of the present invention is the puncture needle cartridge according to any one of claims 1 to 10, wherein the remaining amount of the plurality of puncture needles in the puncture needle cartridge can be confirmed. It has a remaining amount confirmation means. ,

  Thereby, the number of used puncture needles or the remaining amount can be confirmed immediately.

  Further, the puncture needle cartridge according to claim 12 of the present invention is the puncture needle cartridge according to claim 11, wherein the remaining amount confirmation means changes the individual colors of the plurality of puncture needles.

  Thereby, it is possible to immediately determine the order from the beginning of use of the puncture needle and the remaining amount.

  Further, the puncture needle cartridge according to claim 13 of the present invention is the puncture needle cartridge according to claim 11, wherein the remaining amount confirmation means assigns a number (separate number) to each of the plurality of puncture needles. Is.

  Thereby, it is possible to immediately determine the order from the beginning of use of the puncture needle and the remaining amount.

  The puncture needle cartridge according to claim 14 of the present invention is the puncture needle cartridge according to any one of claims 1 to 13, wherein when the puncture needle is newly arranged, the plurality of puncture needle cartridges connected in series are arranged. The puncture needle is loaded into the puncture needle cartridge.

  As a result, the puncture needle cartridge can be used by being integrally incorporated in the puncture device.

  The puncture needle cartridge according to claim 15 of the present invention is the puncture needle cartridge according to claim 14, wherein the plurality of puncture needles connected in series can be loaded into the puncture device body from one direction. Is.

  Thereby, the puncture needle can be additionally supplemented safely.

  The puncture needle cartridge according to claim 16 of the present invention is the puncture needle cartridge according to claim 15, wherein the puncture needle cartridge is elastically displaceable and erroneously loaded when the plurality of puncture needles connected in series are loaded. It is provided with an erroneous loading prevention return member for preventing

  Thereby, erroneous loading of a plurality of connected puncture needles can be prevented, and a highly safe puncture needle cartridge can be provided.

  A puncture needle cartridge according to claim 17 of the present invention is the puncture needle cartridge according to any one of claims 1 to 16, wherein the puncture needle cartridge is detachable from the puncture device. .

  As a result, the puncture needle cartridge can be exchanged and the puncture needle can be reliably loaded at a time.

  A puncture device set according to claim 18 of the present invention is a puncture device set that includes a plurality of puncture needles that puncture the surface of a living body and that can be continuously punctured, and has a cylindrical housing and A plurality of puncture needles that are held in a state of being connected in series in the axial direction, and a puncture needle cartridge for arranging the plurality of puncture needles in series inside the housing; and the puncture needle cartridge A puncture device having a locking member for locking the puncture needle cartridge in one direction, an elastic urging member for urging the puncture needle cartridge in one direction, and subsequent puncture after puncture of the puncture needle In order to enter operation, the puncture needle cartridge includes a set of puncture positions of the puncture needle cartridge and a puncture needle replacement jig that enables the used puncture needle to be discarded.

  Thereby, a puncture operation can be continuously performed with a simple operation, and a puncture device with higher safety can be provided.

  The puncture device set according to claim 19 of the present invention is the puncture device set according to claim 18, wherein the puncture needle replacement jig grips and locks the puncture needle after puncture, and A return member for extracting the puncture needle from the main body is provided.

  Thus, the puncture needle that has been punctured can be reliably grasped and discarded, and the reserved puncture needle can be forwarded to a predetermined puncture position.

  The puncture device set according to claim 20 of the present invention is the puncture device set according to claim 18 or 19, wherein the puncture needle replacement jig incorporates the puncture needle simultaneously with the extraction operation of the puncture needle. The puncture needle cartridge to be charged is charged at a position where puncture is prepared.

  This makes it possible to easily remove the puncture needle and prepare for the next puncture, even if the user is blind or the elderly, without being particularly conscious.

  The puncture device set according to claim 21 of the present invention is the puncture device set according to any of claims 18 to 20, wherein the plurality of puncture needles have their tips at the ends of other puncture needles. They are connected in series in a protected state.

  Thereby, when a used needle is removed or discarded, it is possible to prevent the next needle from being injured, and a plurality of puncture needles can be used in a sanitary manner.

  The puncture device set according to claim 22 of the present invention is the puncture device set according to any one of claims 18 to 21, wherein the puncture needle is integrally provided with an elastic deformation member. The plurality of puncture needles are obtained by connecting the puncture needles with the elastic deformation member.

  Thereby, it is possible to perform progressive feeding only by a pulling operation without providing a puncture needle feeding mechanism.

  A puncture device set according to claim 23 of the present invention is the puncture device set according to any one of claims 18 to 22, wherein the puncture needle locking member prevents reversal of the puncture needle in the puncture needle cartridge. It is equipped with.

  Thereby, a puncture operation can be performed reliably.

  A puncture device set according to claim 24 of the present invention is the puncture device set according to claim 23, wherein the puncture needle locking member is provided integrally with the puncture needle cartridge.

  Thereby, the puncture device which can prevent the back of a puncture needle can be comprised easily.

  The puncture device set according to claim 25 of the present invention is the puncture device set according to claim 23 or 24, wherein the puncture needle locking member is provided at regular intervals inside the puncture needle cartridge. It is a thing.

  Thus, a plurality of the same puncture needles can be arranged and loaded at the same pitch in the longitudinal direction.

  In the puncture device set according to claim 26 of the present invention, in the puncture device set according to any of claims 23 to 25, the connection forces of the plurality of puncture needles can be arranged in series. In this state, it is set to be larger than the resistance force of the puncture needle locking member.

  Thus, by pulling the puncture needle that has been punctured, the operation of directly sending the puncture needle reserved at the next position to the puncture position can be performed without difficulty.

  A puncture device set according to claim 27 of the present invention is the puncture device set according to any one of claims 18 to 26, wherein the puncture device set is arranged in series in the puncture needle cartridge during a puncture needle disposal operation. The moving distance when the plurality of puncture needles are extended forward is equal to the length of the puncture needle.

  Thereby, a new puncture needle can be reliably held at a predetermined position.

  The puncture device set according to claim 28 of the present invention is the puncture device set according to claim 27, wherein the moving distance of the feeding is determined by the puncture needle locking member.

  Thereby, the puncture needle can be locked by the puncture needle locking member, and the puncture needle can be reliably held at a predetermined position.

  A puncture device set according to claim 29 of the present invention is the puncture device set according to any one of claims 18 to 28, wherein the puncture needle is made of an elastic member and located at the head in the puncture needle cartridge. It is provided with an elastic locking member that holds and prevents the puncture needle from coming out of the puncture device body and falling off.

  Thereby, a puncture operation can be performed safely and reliably.

  The puncture device set according to claim 30 of the present invention is the puncture device set according to claim 29, wherein the elastic locking member is provided integrally with the puncture needle cartridge.

  Thereby, the puncture device which can prevent the puncture needle from slipping out and falling off can be configured easily.

  Further, the puncture device set according to claim 31 of the present invention is the puncture device set according to claim 29 or 30, wherein the elastic locking member is engaged with a distal end portion of the puncture needle replacement jig. In this configuration, the puncture needle that has been punctured is released from gripping with a deformation amount within the elastic range during the discarding operation.

  Thereby, it is possible to easily release the used puncture needle and to prepare for the next puncture operation.

  The puncture device set according to claim 32 of the present invention is the puncture device set according to any of claims 18 to 31, wherein the puncture needle includes the puncture needle locking member and the elastic locking member. It is made into the shape which has the hollow part for latching by the surface.

  Thus, the puncture needle is reliably positioned and held at a predetermined position in the puncture needle cartridge.

  A puncture device set according to a thirty-third aspect of the present invention is the puncture device set according to any one of the eighteenth to thirty-second embodiments, wherein the needle of the puncture needle is placed at the head of the plurality of puncture needles connected in series. A puncture needle cap for protecting the portion is provided.

  Thereby, when loading the puncture needle or the puncture needle cartridge at the start of use, the puncture device body can be safely loaded.

  The puncture device set according to claim 34 of the present invention is the puncture device set according to any of claims 18 to 33, wherein the puncture needle cartridge and the housing of the puncture device are engaged with each other. Thus, a rotation stop member is provided so as not to rotate relative to each other around the axis, and the puncture needle cartridge is configured to be slidable only in the axial direction.

  Thereby, the puncture needle cartridge can reliably charge for puncturing, and the puncturing operation can be easily realized only by the movement in the direction of the drive shaft of the puncture needle cartridge.

  The puncture device set according to claim 35 of the present invention is the puncture device set according to any one of claims 19 to 35, wherein the puncture device regulates (and punctures) the movement distance of the puncture needle cartridge. A distance regulating member for adjusting the depth is provided.

  Thereby, the puncture depth can be changed even for puncture needles having different lengths.

  The puncture device set according to claim 36 of the present invention is the puncture device set according to any of claims 18 to 35, wherein the remaining amount of the plurality of puncture needles in the puncture needle cartridge can be confirmed. It has a remaining amount confirmation means.

  Thereby, the number of used puncture needles or the remaining amount can be confirmed immediately.

  The puncture device set according to claim 37 of the present invention is the puncture device set according to claim 36, wherein the remaining amount confirmation means confirms the remaining amount by changing the individual color of the puncture needle. Is.

  Thereby, it is possible to immediately determine the order from the beginning of use of the puncture needle and the remaining amount.

  The puncture device set according to claim 38 of the present invention is the puncture device set according to claim 36, wherein the remaining amount confirmation means confirms the remaining amount by providing a confirmation window in the puncture device body. Is.

  Thereby, the remaining amount of the puncture needle can be easily confirmed by looking through the confirmation window.

  Further, the puncture device set according to claim 39 of the present invention is the puncture device set according to claim 36, wherein the remaining amount confirming means confirms the remaining amount by attaching a number (separate number) to the puncture needle. Is to do.

  Thereby, it is possible to immediately determine the order from the beginning of use of the puncture needle and the remaining amount.

  The puncture device set according to claim 40 of the present invention is the puncture device set according to any of claims 18 to 39, wherein the puncture needle is newly arranged in the puncture device when the puncture needle is newly arranged on the puncture device. A plurality of arranged puncture needles are loaded into the puncture device body.

  Thereby, the puncture needle cartridge can be used by being integrated in the puncture device.

  The puncture device set according to claim 41 of the present invention is the puncture device set according to claim 40, wherein the plurality of puncture needles arranged in series can be loaded into the puncture device body from one direction. It is a thing.

  Thereby, the puncture needle can be additionally supplemented safely.

  Further, the puncture device set according to claim 42 of the present invention is the puncture device set according to claim 41, wherein the puncture device set is elastically displaceable and erroneously loaded when the plurality of puncture needles connected in series are loaded. It is provided with an erroneous loading prevention return member for preventing

  Thereby, erroneous loading of a plurality of connected puncture needles can be prevented, and a highly safe puncture needle cartridge can be provided.

  The puncture device set according to claim 43 of the present invention is the puncture device set according to claim 18 to 42, wherein the puncture needle cartridge is detachable from the puncture device.

  As a result, the puncture needle cartridge can be exchanged and the puncture needle can be reliably loaded at a time.

  According to the present invention, the blood collection operation at the time of blood glucose level measurement can be continuously and easily performed with a simple configuration and simple operation.

  In particular, in the past, a puncture needle was attached to a puncture device each time blood glucose level was measured, and after the measurement was completed, the tip of the puncture needle was capped and discarded, but this operation became unnecessary and the needle tip was covered. It is safe without any trouble.

  That is, the puncture needle cartridge according to claim 1 of the present invention is a puncture needle cartridge for use in a puncture device that incorporates a plurality of puncture needles that puncture the surface of a living body and that can be continuously punctured. Since the plurality of puncture needles are held in a state of being connected in series in the axial direction, many puncture needles can be connected to the instrument without having to load the puncture needles individually for each puncture. There is an effect that can be deployed.

  According to a puncture needle cartridge according to claim 2 of the present invention, in the puncture needle cartridge according to claim 1, the puncture needle is connected in series with its tip protected by a part of another puncture needle. Because it has a connected structure, when removing or discarding a used needle, it can be prevented from being injured by the next needle, and multiple puncture needles can be used hygienically. effective.

  Further, according to the puncture needle cartridge according to claim 3 of the present invention, in the puncture needle cartridge according to claim 1 or 2, the puncture needle is integrally provided with an elastic deformation member, Since the plurality of puncture needles are formed by connecting the puncture needles with the elastic deformation member, there is an effect that the plurality of puncture needles can be forwarded only by a pulling operation without providing a puncture needle feed mechanism.

  According to the puncture needle cartridge of claim 4 of the present invention, the puncture needle cartridge according to any one of claims 1 to 3, wherein the puncture needle locking prevents the puncture needle from returning in the puncture needle cartridge. Since the member is provided, there is an effect that the puncturing operation can be performed reliably.

  In the puncture needle cartridge according to claim 5 of the present invention, in the puncture needle cartridge according to claim 4, the puncture needle locking member is provided at regular intervals inside the puncture needle cartridge. Therefore, there is an effect that a plurality of the same puncture needles can be arranged and loaded at the same pitch in the longitudinal direction.

  In the puncture needle cartridge according to claim 6 of the present invention, in the puncture needle cartridge according to claim 4 or 5, the connection force of the plurality of puncture needles can be configured in a serial arrangement. Since the puncture needle locking member is set to be larger than the resistance force of the puncture needle locking member, by pulling the puncture needle that has been punctured, the puncture needle reserved at the next position is directly sent to the puncture position. There is an effect that can be performed without difficulty.

  According to the puncture needle cartridge of claim 7 of the present invention, the puncture needle cartridge according to any one of claims 1 to 6, wherein the puncture needle is made of an elastic member and is located at the head of the puncture needle cartridge. And an elastic locking member that prevents the puncture needle from coming out of the puncture device main body and preventing the puncture needle from falling off. Thus, the puncture operation can be performed safely and reliably.

  According to the puncture needle cartridge of claim 8 of the present invention, the puncture needle cartridge according to any one of claims 1 to 7, wherein the puncture needle includes the puncture needle locking member and the elastic locking. Since it has a shape having a recess portion on the surface for locking by the member, there is an effect that the puncture needle can be reliably positioned and held at a predetermined position in the puncture needle cartridge.

  Further, according to the puncture needle cartridge according to claim 9 of the present invention, in the puncture needle cartridge according to any one of claims 1 to 8, the puncture needle is placed at the head of the plurality of puncture needles connected in series. Since the puncture needle cap for protecting the needle portion is provided, there is an effect that the puncture device body can be safely loaded when the puncture needle at the start of use or the puncture needle cartridge is loaded.

  Further, according to a puncture needle cartridge according to claim 10 of the present invention, in the puncture needle cartridge according to any one of claims 1 to 9, the puncture needle cartridge engages with a housing of the puncture device and rotates around an axis. Because it is equipped with an anti-rotation member to prevent it, when used in a puncture device, it can be reliably charged for puncture, and the puncture operation can be easily realized only by its own movement in the drive axis direction. There is an effect that can be done.

  Further, according to the puncture needle cartridge according to claim 11 of the present invention, in the puncture needle cartridge according to any one of claims 1 to 10, the remaining amount of the plurality of puncture needles in the puncture needle cartridge can be confirmed. Since the remaining amount confirmation means is provided, there is an effect that the number of puncture needles used or the remaining amount can be immediately confirmed.

  According to the puncture needle cartridge of the twelfth aspect of the present invention, in the puncture needle cartridge of the eleventh aspect, the remaining amount confirmation means changes the individual colors of the plurality of puncture needles. Therefore, there is an effect that it is possible to immediately determine the order from the beginning of use of the puncture needle and the remaining amount.

  According to the puncture needle cartridge of the thirteenth aspect of the present invention, in the puncture needle cartridge of the eleventh aspect, the remaining amount confirming means assigns a number (separate number) to each of the plurality of puncture needles. Therefore, there is an effect that it is possible to immediately determine the order from the beginning of use of the puncture needle and the remaining amount.

  Further, according to the puncture needle cartridge of the fourteenth aspect of the present invention, in the puncture needle cartridge according to any one of the first to thirteenth aspects, when the puncture needle is newly arranged, the plurality of the puncture needle cartridges connected in series Since the puncture needle cartridge is loaded into the puncture needle cartridge, the puncture needle cartridge can be integrated and used in the puncture device.

  Further, according to the puncture needle cartridge according to claim 15 of the present invention, in the puncture needle cartridge according to claim 14, the plurality of puncture needles connected in series can be loaded into the puncture device body from one direction. Therefore, there is an effect that the puncture needle can be additionally supplemented safely.

  According to the puncture needle cartridge of the sixteenth aspect of the present invention, in the puncture needle cartridge of the fifteenth aspect of the present invention, there is an error in loading the plurality of puncture needles that are elastically displaceable and connected in series. Since the erroneous loading prevention return member for preventing loading is provided, it is possible to prevent erroneous loading of a plurality of connected puncture needles and to provide a highly safe puncture needle cartridge.

  According to the puncture needle cartridge of claim 17 of the present invention, since the puncture needle cartridge according to any one of claims 1 to 16 is configured to be detachable from the puncture device, The puncture needle cartridge can be exchanged as it is, and there is an effect that the puncture needle can be loaded reliably at a time.

  According to the puncture device set of claim 18 of the present invention, there is provided a puncture device set having a plurality of puncture needles for puncturing the surface of a living body and capable of continuous puncture operation, and having a cylindrical housing A plurality of puncture needles held in a state of being connected in series in the axial direction, and a puncture needle cartridge for arranging the plurality of puncture needles in series inside the housing; and the puncture needle A puncture device having a locking member for locking the cartridge at a predetermined position in its axial direction, an elastic urging member for urging the puncture needle cartridge in one direction, and continuing after puncturing the puncture needle In order to enter the puncture operation, it consists of a puncture needle replacement jig that allows the puncture position of the puncture needle cartridge to be set and the used puncture needle to be discarded. Can be done, and even cheaper There is an effect that it is possible to provide sexual high puncture device.

  Further, according to the puncture device set according to claim 19 of the present invention, in the puncture device set according to claim 18, the puncture needle replacement jig grips and locks the puncture needle after puncture, and the puncture device set Since a return member is provided to pull out the puncture needle from the instrument body, the puncture needle that has been punctured can be securely grasped and discarded, and the puncture needle that has been refrained next is sequentially moved to the predetermined puncture position. There is an effect that can be sent.

  Further, according to the puncture device set according to claim 20 of the present invention, in the puncture device set according to claim 18 or 19, the puncture needle replacement jig moves the puncture needle simultaneously with the extraction operation of the puncture needle. The built-in puncture needle cartridge is charged at the position where puncture is prepared, so that the puncture needle can be easily removed or prepared for the next puncture without special awareness. There is an effect that can.

  Further, according to the puncture device set according to claim 21 of the present invention, in the puncture device set according to any one of claims 18 to 20, the plurality of puncture needles have tips at the ends of other puncture needles. Since it is connected in series in a protected state, it is possible to prevent injuries with the next needle when removing or discarding a used needle. There is an effect that can be used hygienically.

  According to a puncture device set according to claim 22 of the present invention, in the puncture device set according to any one of claims 18 to 21, the puncture needle is provided with an elastically deformable member integrally. In addition, since the plurality of puncture needles are formed by connecting the puncture needles to each other by the elastic deformation member, there is an effect that the plurality of puncture needles can be forwarded only by a pulling operation without providing a puncture needle feed mechanism.

  Further, according to the puncture device set according to claim 23 of the present invention, in the puncture device set according to any one of claims 18 to 22, the puncture needle locking for preventing the puncture needle from returning in the puncture needle cartridge. Since the member is provided, there is an effect that the puncturing operation can be performed reliably.

  According to the puncture device set according to claim 24 of the present invention, in the puncture device set according to claim 23, the puncture needle locking member is provided integrally with the puncture needle cartridge. There is an effect that a puncture device that can prevent the puncture needle from returning backward can be easily configured.

  According to the puncture device set according to claim 25 of the present invention, in the puncture device set according to claim 23 or 24, the puncture needle locking member is provided at regular intervals inside the puncture needle cartridge. Therefore, there is an effect that a plurality of the same puncture needles can be arranged and loaded at the same pitch in the longitudinal direction.

  Further, according to the puncture device set according to claim 26 of the present invention, in the puncture device set according to any one of claims 23 to 25, the connecting forces of the plurality of puncture needles can be arranged in series. Since the puncture needle locking member is set to be larger than the resistance force of the puncture needle locking member, the puncture needle withdrawn to the next position is directly sent to the puncture position by pulling the puncture needle after puncture. The operation to perform can be performed without difficulty.

  According to a puncture device set according to claim 27 of the present invention, the puncture device set according to any one of claims 18 to 26 is arranged in series in the puncture needle cartridge when the puncture needle is discarded. Since the moving distance when the plurality of puncture needles are advanced forward is equal to the length of the puncture needle, there is an effect that the new puncture needle can be reliably held at a predetermined position.

  According to the puncture device set of claim 28 of the present invention, in the puncture device set according to claim 27, the moving distance of the feeding is determined by the puncture needle locking member. There is an effect that the puncture needle is locked by the needle locking member, and the puncture needle can be securely held at a predetermined position.

  According to a puncture device set according to claim 29 of the present invention, in the puncture device set according to any of claims 18 to 28, the puncture needle is made of an elastic member and is located at the head in the puncture needle cartridge. And an elastic locking member that prevents the puncture needle from coming out of the puncture device main body and preventing the puncture needle from falling off. Thus, the puncture operation can be performed safely and reliably.

  According to the puncture device set according to claim 30 of the present invention, in the puncture device set according to claim 29, the elastic locking member is provided integrally with the puncture needle cartridge, so that the puncture needle is pulled out. Further, there is an effect that a puncture device that can prevent dropping off can be easily configured.

  Further, according to the puncture device set according to claim 31 of the present invention, in the puncture device set according to claim 29 or 30, the elastic locking member is engaged with the distal end portion of the puncture needle replacement jig. Therefore, since the grasping of the puncture needle after the puncture is released with the amount of deformation within the elastic range during the discarding operation, the used puncture needle can be easily grasped and the next There is an effect that can be prepared for the puncturing operation.

  According to a puncture device set according to claim 32 of the present invention, in the puncture device set according to any of claims 18 to 31, the puncture needle includes the puncture needle locking member and the elastic locking. Since it has a shape having a recess portion on the surface for locking by a member, there is an effect that the puncture needle can be reliably positioned and held at a predetermined position in the puncture needle cartridge.

  According to a puncture device set according to claim 33 of the present invention, in the puncture device set according to any one of claims 18 to 32, the puncture needle is placed at the head of the plurality of puncture needles connected in series. Since the puncture needle cap for protecting the needle portion is provided, there is an effect that the puncture device body can be safely loaded when the puncture needle or the puncture needle cartridge is loaded at the start of use.

  According to a puncture device set according to claim 34 of the present invention, in the puncture device set according to any one of claims 18 to 33, the puncture needle cartridge and the housing of the puncture device are each related. Since the puncture needle cartridge is configured to be slidable only in the axial direction, the puncture needle cartridge is configured to be slidable only in the axial direction. However, there is an effect that the charge for puncture can be surely performed, and the puncture operation can be easily realized only by the movement in the drive axis direction of itself.

  According to a puncture device set according to claim 35 of the present invention, in the puncture device set according to any of claims 18 to 34, the puncture device regulates the movement distance of the puncture needle cartridge ( Since the distance regulating member for adjusting the puncture depth is provided, there is an effect that the puncture depth can be changed even for puncture needles having different lengths.

  According to the puncture device set according to claim 36 of the present invention, in the puncture device set according to any of claims 18 to 35, the remaining amount of the plurality of puncture needles in the puncture needle cartridge can be confirmed. Since the remaining amount confirmation means is provided, there is an effect that the number of puncture needles used or the remaining amount can be immediately confirmed.

  According to the puncture device set according to claim 37 of the present invention, in the puncture device set according to claim 36, the remaining amount confirmation means confirms the remaining amount by changing the individual colors of the puncture needles. Therefore, there is an effect that it is possible to immediately determine the order from the beginning of use of the puncture needle and the remaining amount.

  According to the puncture device set according to claim 38 of the present invention, in the puncture device set according to claim 36, the remaining amount confirmation means confirms the remaining amount by providing a confirmation window in the puncture device body. Therefore, there is an effect that the remaining amount of the puncture needle can be easily confirmed by looking through the confirmation window.

  Further, according to the puncture device set according to claim 39 of the present invention, in the puncture device set according to claim 36, the remaining amount confirming means assigns a number (separate number) to the puncture needle, thereby remaining amount. Since confirmation is performed, there is an effect that it is possible to immediately determine the order from the beginning of use of the puncture needle and the remaining amount.

  According to the puncture device set of claim 40 of the present invention, in the puncture device set according to any one of claims 18 to 39, when the puncture needle is newly arranged in the puncture device, the puncture device set is connected in series. Since the plurality of connected puncture needles are loaded into the puncture device body, there is an effect that the puncture needle cartridge can be integrated and used in the puncture device.

  According to the puncture device set according to claim 41 of the present invention, in the puncture device set according to claim 40, the plurality of puncture needles connected in series can be loaded into the puncture device body from one direction. Therefore, there is an effect that the puncture needle can be additionally supplemented safely.

  According to the puncture device set according to claim 42 of the present invention, in the puncture device set according to claim 41, there is an error in loading the plurality of puncture needles that are elastically displaceable and connected in series. Since the erroneous loading prevention return member for preventing loading is provided, it is possible to prevent erroneous loading of a plurality of connected puncture needles and to provide a highly safe puncture needle cartridge.

  According to the puncture device set according to claim 43 of the present invention, in the puncture device set according to any of claims 18 to 42, the puncture needle cartridge can be attached to and detached from the puncture device. The cartridge can be exchanged as it is, and there is an effect that the puncture needle can be reliably loaded at a time.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
(Embodiment 1)
FIG. 1 is an external view of a puncture device set according to Embodiment 1 of the present invention.

  In the figure, 100 is a puncture device set according to Embodiment 1 of the present invention, 101 is a puncture device, 102 is a puncture button for performing a puncture operation, 103 is a puncture portion at the tip of the puncture device 101, and 104 is a puncture needle A remaining amount confirmation window for confirming the remaining number, 105 for a rear end cap of the main body, 106 for a puncture depth adjusting unit for adjusting the puncture depth, 107 for setting the puncture position, and discarding the puncture needle after the puncture operation This is a puncture needle replacement jig.

  The puncture device 101 is provided with a puncture needle cartridge configured to hold a plurality of puncture needles connected in series in the axial direction.

Next, the puncture needle cartridge and the puncture needle loaded in the cartridge will be described with reference to FIGS.
FIG. 2 is a cross-sectional view of the puncture needle cartridge provided in the puncture device 101.

  In the figure, 200 is a puncture needle cartridge provided in the puncture device 101, 201 is a puncture needle loaded in a predetermined number in the puncture needle cartridge 200, and 202 is a puncture for holding a plurality of puncture needles in the puncture needle cartridge. A needle locking member, 203 is a puncture needle tip, 204 is a puncture needle recess formed during resin injection molding, 205 is a puncture needle retaining elastic member for preventing the puncture needle 201 from dropping, and 206 A set claw engaging portion 207 which engages with one end of the puncture button 102 of the puncture device 101, and 207 for engaging the puncture needle cartridge 200 with the housing so that the puncture needle cartridge 200 does not rotate in the circumferential direction within the housing of the puncture device 101. The cartridge rotation stopper 208 is an erroneous loading prevention return member that is elastically displaceable and prevents erroneous loading of the puncture needle.

  The puncture needle locking member 202 is made of an elastic member such as a leaf spring, and is provided at regular intervals at a distance approximately equal to the length of the puncture needle 201. Since the portions are slightly bent toward the central axis side of the puncture needle cartridge 200, the distal end portion of each puncture needle locking member 202 falls into the hollow portion 204 of the puncture needle 201, thereby causing the puncture Needle 201 is held in puncture needle cartridge 200.

FIG. 3 is a diagram showing a state where a predetermined number of puncture needles loaded in the puncture needle cartridge are connected.
As shown in FIG. 3 (a), a plurality of puncture needles 201 are connected, and at the tip of the connected puncture needles 201 in the loading direction, safety is ensured when the puncture needles are loaded at the start of use. In order to load the needle into the puncture device main body, a puncture needle head cap 301 having no puncture needle is provided. Further, in order to prevent the puncture needle 201 from being inserted in the reverse direction, the tip portion of the puncture needle cap is provided with an erroneous loading prevention tip portion 302, and a loading operation is performed from the puncture needle head cap 301 side. Only, the erroneous loading prevention tip 302 can be loaded into the puncture needle cartridge while expanding the erroneous loading prevention return member 208 provided at the entrance of the puncture needle cartridge 200.

  Further, as shown in FIG. 3B, the puncture needle 201 is formed integrally with an elastic deformation portion 304 formed by means such as injection molding, and is connected to the puncture needle rear end portion 305, whereby the puncture needle The distal end portion 203 can be kept generally clean, and a plurality of puncture needles can be continuously combined and integrated.

  Next, the use state of the puncture device according to Embodiment 1 of the present invention will be described with reference to FIGS.

FIG. 4 is a cross-sectional view of the puncture device 101 in which the puncture needle cartridge 200 is disposed.
In the figure, the puncture needle cartridge 200 is in a state where it hits the puncture needle cartridge stopper 402 provided on the inner wall at the rear end of the puncture device 101.

  In the puncture device 101, the puncture needle cartridge 200 is disposed in the puncture needle cartridge storage chamber 401 in the puncture device 101 with the distal end of the puncture needle 201 facing the puncture portion 103 side of the distal end of the puncture device 101, and the launch spring 403. It is loaded in an energized state.

  Further, as shown in FIG. 2, a rotation stop 207 is provided on the surface of the puncture needle cartridge 200 in the longitudinal direction so that the puncture needle cartridge 200 does not rotate in the circumferential direction inside the main body case 101. The cartridge rotation stopper 207 engages with a rotation stopper receiver (not shown) formed on the inner wall of the main body case 101. Thereby, since it can be configured to be slidable only in the axial direction of the puncture needle cartridge, charging for puncture can be performed reliably, and the puncture operation can be easily performed only by movement of the puncture needle cartridge in the drive axis direction. realizable.

FIG. 5 is a diagram showing the setting of the puncture position of the puncture needle cartridge 200 and the disposal operation of the used puncture needle.
In the figure, reference numeral 107 denotes a puncture needle replacement jig 107 for inserting from the puncture unit 103 of the puncture device 101 to perform the puncture position setting of the puncture needle cartridge 200 and the disposal operation of the used puncture needle. An exchange jig pressing portion 503 for pushing the puncture needle in the puncture needle cartridge into the rear end of the puncture needle cartridge, and an exchange jig returning member 503 for holding the used puncture needle 201.

  As shown in FIG. 6, the puncture needle replacement jig 107 has a double cylindrical structure with the outside and the inside, and the exchange jig pressing portion 502, which is an internal cylindrical portion, is loaded into the puncture needle cartridge 200. An exchange jig turning member 503 is provided for holding the puncture needles 201 one by one. Further, as shown in FIG. 5, the exchange jig return member 503 is provided on the surface of the puncture needle 201 located at the head of the puncture needle cartridge 200 in a state where the puncture device 101 and the puncture needle exchange jig 107 are coupled. The gripping operation is completed by biting into the recess 204.

  Next, the operation of the puncture device according to Embodiment 1 of the present invention will be described with reference to FIGS.

  First, when the puncture needle replacement jig 107 is inserted from the distal end portion 103 of the puncture device 101, the puncture needle 201 is integrated in series by pushing the replacement jig pressing portion 502 as shown in FIG. One pushes the entire puncture needle cartridge 200 through the puncture needle locking member 202. In this way, by the mounting operation of the replacement jig 107, the firing spring 403 formed of an elastic member such as a compression spring that is a means for urging the puncture needle cartridge 200 toward the puncture unit 103, which is the distal end portion of the puncture device 101. Against the reaction force, a set claw portion 404 formed at one end of the puncture button 102 and a set claw engagement portion 206 formed on the surface of the puncture needle cartridge 200 pass through the tip of the set claw portion 404. By engaging, the setting operation is completed without allowing the puncture needle cartridge 200 to return to the initial position again by the return force of the firing spring 403.

  Once the puncture needle cartridge 200 is set in this manner, the puncture button 102 is operated to lock the set claw portion 404 that has locked the puncture needle cartridge 200 and the set claw engagement portion 206. Is released. By this operation, the puncture needle cartridge 200 moves linearly on its axis by the restoring force of the firing spring 403, and puncture is performed while the distal end portion of the puncture needle 201 is fixed in the puncture needle cartridge 200. The puncture part 103 at the tip of the instrument 101 is reached at once. By this operation, the puncture needle 201 passes through the puncture portion 103 without being pulled out while being held by the puncture needle retaining elastic member 205 that holds the puncture needle 201. Thereafter, the puncture needle 201 is returned to a position where the original puncture needle cartridge 200 is not punctured and set by the reaction force of the firing spring 403, and thus a series of puncture operations are completed.

  In addition, as described above, the puncture needle 201 fixed in the puncture needle cartridge 200 is ejected by holding only the first puncture needle 201 that has been punctured and ejected by the replacement jig 107, as described above. The needle 201 is reliably advanced. At the time of the progressive operation of the puncture needle 201, the distal end portion of the puncture needle retaining elastic member 205 is the same as the distal end of the replacement jig pressing portion 502 as shown in FIG. By engaging with the elastic member 205, the engaged state with the puncture needle 201 is released, and at the same time, the tip of the exchange jig return member 503 provided on the exchange jig 107 side is attached to the surface of the puncture needle 201. The indented portion 204 is gripped. Thereafter, when an operation for extracting the replacement jig 107 is performed, the puncture needle 201 is extracted from the puncture needle cartridge 200.

  In this way, the group of puncture needles 201 connected in series by their own elastic characteristics tends to move while sliding integrally within the puncture needle cartridge 200. At this time, a load is applied to the puncture needle 201 in a direction against the binding force of the puncture needle 201 by the holding force of the puncture needle locking member 202. Therefore, in order to prevent the serial connection of the puncture needle 201 from being removed by this load, the shape of the elastic deformation portion 304 formed by means such as injection molding of the puncture needle 201 to elastically connect, This can be realized by adjusting the bending allowance to an optimal size that can secure the retaining strength.

  Further, in this way, when the puncture needle 201 that has been punctured is replaced and removed by the replacement jig 107, a group of puncture needles 201 in the puncture needle cartridge 200 can be sequentially fed to the distal end side of the puncture device 101. .

  In addition, the puncture needle cartridge 200 is supported as a guide member for the rectilinear movement by supporting the puncture needle 201 at two or more locations in the longitudinal direction of the puncture needle 201 in order to reduce blurring during the linear operation of the puncture needle 201. It functions.

  Moreover, when changing the puncture depth of the puncture needle 201, it is achieved by sliding the puncture depth adjusting unit 106 in the longitudinal direction of the main body of the puncture device 101. In addition to the slide mechanism as described here, the puncture depth adjusting unit 106 can be rotated by, for example, a rotating mechanism such as a screw mechanism provided on a ring-shaped member engaged with the puncture needle cartridge stopper 402. Even if the operation is performed on the outer peripheral portion of the puncture device 101, the puncture depth can be changed.

  Next, an operation of loading a new puncture needle 201 after the predetermined number of puncture needles 201 has been used in the puncture needle cartridge 200 will be described.

  Initially, it has been described that the puncture needle cartridge 200 is built in the puncture device 101. However, when the puncture needle 201 has been used up, the puncture needle cartridge 200 is removed by removing the cap 105 behind the puncture device 101. The rear end of 200 is exposed. The puncture needle cartridge 200 is loaded from the puncture needle head cap 301 side in a state where a plurality of puncture needles 201 are connected as shown in FIG. At this time, the connected puncture needles 201 are continuously pushed in by hand, and finally, the loading operation is completed by pushing in until the main body rear end cap 105 abuts against the retaining elastic member 205 of the puncture needle 201.

  By repeating the above operation, the puncture operation performed at the time of measuring the blood sugar level or the like can be performed continuously, and the operator presses the puncture button 102 after a predetermined operation of the replacement jig 107, so that FIG. As shown in FIG. 5, the puncture operation can be performed while lightly pressing the blood collection unit such as a fingertip or an arm with the puncture unit 103, and a series of blood collection operations can be performed.

  The puncture device set according to Embodiment 1 of the present invention as described above includes a puncture needle cartridge 200 for arranging a plurality of puncture needles 201 in series inside a cylindrical puncture device 101, and the puncture needle. A puncture needle cartridge stopper 402 for locking the cartridge 200 at a predetermined position in its axial direction, a firing spring 403 for urging the puncture needle cartridge 200 in one direction, and a puncture operation that continues after the puncture of the puncture needle In order to enter, the puncture needle cartridge is provided at the puncture position, and the used puncture needle can be discarded, and the puncture replacement jig 107 is disposed. Since the puncture needle is safely discarded and the puncture position is set for the subsequent puncture operation, the puncture operation can be performed continuously with a simple operation. Can, it is possible to provide a more highly safe puncture device.

  In the first embodiment, the side of the main body case 101 of the puncture device 100 is shown in FIG. 1 so that the remaining amount of the puncture needle cartridge 200 can be determined until the puncture needle 201 is used up while being fed forward. Such a remaining amount confirmation window 104 is provided so that the remaining number of puncture needles 19 can be easily confirmed from the outside. For confirmation of this remaining amount, as shown in FIG. It is possible to write the serial number 303 or the like on 201 by printing or engraving. It is also possible to color each puncture needle 201 or to color the last one such as red.

(Embodiment 2)
The puncture device set according to Embodiment 2 of the present invention is such that the puncture needle cartridge can be attached to and detached from the main body in order to reliably load the puncture needle at a time when performing a puncture operation during blood collection.

  In the first embodiment, the puncture needle cartridge 200 is built in the puncture device 101 and only the puncture needle 201 is replaced. In the second embodiment, the puncture needle and the puncture needle cartridge are replaced as a unit. The form is described below.

  FIG. 7 is a diagram showing a configuration of a puncture device set 700 according to Embodiment 2 of the present invention. Only portions different from the first embodiment will be described.

  In FIG. 7A, reference numeral 707 denotes a loading lid for opening a part of the main body case 701 when the puncture needle cartridge is attached or detached.

  In FIG. 7B, reference numeral 708 denotes a puncture needle cartridge that is integrally formed with a plurality of puncture needles and can be attached to and detached from the puncture instrument 701, and 710 is a connection that engages with the puncture instrument 701 when the puncture needle cartridge is attached. A protrusion 711 is a cartridge stopper for fixing the puncture needle cartridge, and 713 is a protrusion guide slit for engaging with the connecting protrusion 710 of the puncture needle cartridge.

Next, the operation of the puncture device according to Embodiment 2 of the present invention will be described.
When the puncture needle cartridge 708 is attached to the main body, the inside of the puncture device 701 is opened by opening the loading lid 707. In this state, the front-rear direction of the puncture needle cartridge 708 is aligned with the distal end portion of the puncture device 701 so that the connection protrusion 710 formed at the distal end portion of the puncture needle cartridge 708 and the distal end portion of the puncture device 701 After the formed protrusion guide slit 713 is aligned, the puncture needle cartridge 708 is inserted into the back, and then rotated in the axial direction to a position where the rotation stops. By this operation, the puncture needle cartridge 708 and the puncture device 701 are fastened. Thereafter, the loading lid 707 provided on the side surface of the main body case 701 is closed to prepare for the puncturing operation. Thereafter, blood can be collected by the same operation as the procedure described in the first embodiment.

  By repeating the above operation, the puncture operation performed at the time of measuring the blood sugar level or the like can be continuously performed, and the operator presses the puncture button 702 after a predetermined operation of the replacement jig 714 to perform FIG. As shown in FIG. 5, the puncture operation can be performed while lightly pressing the puncture portion 703 against a blood collection portion such as a fingertip or an arm, and a series of blood collection operations can be performed.

  In the puncture device according to Embodiment 2 of the present invention as described above, the puncture needle cartridge 708 integrated with a plurality of puncture needles can be attached to and detached from the puncture device 701. And can be easily and reliably loaded with the puncture needle.

  In the second embodiment, the puncture needle cartridge 708 is configured integrally with the puncture needle 709. However, as in the first embodiment, when the puncture needle is replaced, a plurality of puncture needles connected to the puncture needle cartridge is used. May be configured to be loaded.

External view of puncture device set according to Embodiment 1 of the present invention Sectional drawing which shows the structure of the puncture needle cartridge of this invention External view showing the connected state of the puncture needle in the present invention Sectional drawing which shows the state which the puncture needle in this invention connected Sectional drawing which showed the outline of the puncture device in this invention Sectional drawing which shows replacement | exchange of the puncture needle using an exchange jig in the puncture device set which concerns on Embodiment 1 of this invention. Sectional drawing of the exchange jig of the puncture device set in this invention External view of puncture device set according to Embodiment 2 of the present invention The figure which shows loading of the puncture needle cartridge in the puncture device set which concerns on Embodiment 2 of this invention. The figure which shows the puncture operation | movement of the puncture device of this invention External view of conventional puncture device

Explanation of symbols

100, 700 Puncture instrument set 101, 701, 900 Puncture instrument 102, 702, 902 Puncture button 103, 703 Puncture part 104, 704 Remaining amount confirmation window 105, 705 Main body rear end cap 106, 706 Puncture depth adjustment part 107, 714 Puncture needle replacement jig 200, 708 Puncture needle cartridge 201, 709, 906 Puncture needle 202 Puncture needle locking member 203, 905 Puncture needle tip portion 204 Depression portion 205 Puncture needle retaining elastic member 206 Set claw engagement portion 207 Cartridge rotation stop 208 erroneous loading prevention return member 301 puncture needle leading cap 302 erroneous loading prevention tip 303 serial number 304 elastic deformation portion 305 puncture needle rear end 401 puncture needle cartridge storage chamber 402 puncture needle cartridge stopper 403, 712 firing spring 404 set claw portion 5 02 Replacement jig pressing portion 503 Replacement jig return member 707 Loading lid 710 Connecting projection portion 711 Cartridge stopper 713 Projection portion guide slit 901 Main body case 903 First spring 904 Second spring 907 Puncture portion pressing surface 908 Puncture needle protruding hole 909 Puncture needle holder rod 910 Puncture rod rear end 911 Puncture needle holder 912 Puncture resistance member 913 Cap

Claims (43)

A puncture needle cartridge for use in a puncture device that incorporates a plurality of puncture needles that puncture the surface of a living body and that can be continuously punctured,
The plurality of puncture needles are configured to be held in a state of being connected in series in the axial direction.
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to claim 1,
The puncture needle is configured to be connected in series with the tip protected by a part of another puncture needle.
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to claim 1 or 2,
The puncture needle is integrally provided with an elastic deformation member,
The plurality of puncture needles are puncture needles connected to each other by the elastic deformation member.
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to any one of claims 1 to 3,
A puncture needle locking member for preventing the puncture needle from returning backward in the puncture needle cartridge;
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to claim 4,
The puncture needle locking member is provided at regular intervals inside the puncture needle cartridge.
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to claim 4 or 5,
The connection force of the plurality of puncture needles is set in a state where a configuration arranged in series is possible and larger than the resistance force of the puncture needle locking member,
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to any one of claims 1 to 6,
An elastic locking member comprising an elastic member, gripping a puncture needle positioned at the head in the puncture needle cartridge, and having an elastic locking member for preventing the puncture needle from coming out of the puncture device body and falling off,
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to any one of claims 1 to 7,
The puncture needle has a shape having a depression on the surface for locking by the puncture needle locking member and the elastic locking member.
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to any one of claims 1 to 8,
A puncture needle cap for protecting the needle portion of the puncture needle is provided at the head of the plurality of puncture needles connected in series.
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to any one of claims 1 to 9,
Engaging the housing of the puncture device, provided with a rotation stop member for preventing rotation around the axis,
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to any one of claims 1 to 10,
With a remaining amount confirmation means that can confirm the remaining amount of a plurality of puncture needles in the puncture needle cartridge,
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to claim 11,
The remaining amount confirming means is obtained by changing individual colors of the plurality of puncture needles.
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to claim 11,
The remaining amount confirming means is a number assigned to each of the plurality of puncture needles.
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to any one of claims 1 to 13,
When the puncture needle is newly arranged, the puncture needle cartridge is loaded with the plurality of puncture needles connected in series.
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to claim 14,
A plurality of puncture needles connected in series can be loaded into the puncture device body from one direction,
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to claim 15,
An elastic load displaceable, equipped with an erroneous loading prevention return member that prevents erroneous loading when loading a plurality of puncture needles connected in series,
A puncture needle cartridge characterized by the above. The puncture needle cartridge according to any one of claims 1 to 16,
The puncture needle cartridge is configured to be detachable from the puncture device.
A puncture needle cartridge characterized by the above. A plurality of puncture needles for puncturing the surface of a living body, and a puncture device set capable of continuous puncture operation,
A cylindrical housing;
A plurality of puncture needles held in a state of being connected in series in the axial direction, and a puncture needle cartridge for arranging the plurality of puncture needles in series inside the housing;
A locking member for locking the puncture needle cartridge at a predetermined position in its axial direction;
A puncture device having an elastic urging member for urging the puncture needle cartridge in one direction;
After the puncture of the puncture needle, in order to enter a subsequent puncture operation, the puncture needle cartridge comprises a set of puncture positions of the puncture needle cartridge and a puncture needle replacement jig that allows the used puncture needle to be discarded.
A puncture device set characterized by that. The puncture device set according to claim 18,
The puncture needle replacement jig includes a return member that holds and locks the puncture needle after puncture and extracts the puncture needle from the puncture device body.
A puncture device set characterized by that. The puncture device set according to claim 18 or 19,
The puncture needle exchange jig charges the puncture needle cartridge containing the puncture needle at a position for preparing puncture simultaneously with the extraction operation of the puncture needle,
A puncture device set characterized by that. The puncture device set according to any one of claims 18 to 20,
The plurality of puncture needles are connected in series with their tips protected by a part of another puncture needle,
A puncture device set characterized by that. The puncture device set according to any one of claims 18 to 21,
The puncture needle is integrally provided with an elastic deformation member,
The plurality of puncture needles are puncture needles connected to each other by the elastic deformation member.
A puncture device set characterized by that. The puncture device set according to any one of claims 18 to 22,
A puncture needle locking member for preventing the puncture needle from returning backward in the puncture needle cartridge;
A puncture device set characterized by that. The puncture device set according to claim 23,
The puncture needle locking member is provided integrally with the puncture needle cartridge.
A puncture device set characterized by that. The puncture device set according to claim 23 or 24,
The puncture needle locking member is provided at regular intervals inside the puncture needle cartridge.
A puncture device set characterized by that. The puncture device set according to any one of claims 23 to 25,
The connection force of the plurality of puncture needles is set in a state where a configuration arranged in series is possible and larger than the resistance force of the puncture needle locking member,
A puncture device set characterized by that. The puncture device set according to any one of claims 18 to 26,
At the time of disposal of the puncture needle, the moving distance when a plurality of puncture needles arranged in series in the puncture needle cartridge are extended forward is equal to the length of the puncture needle.
A puncture device set characterized by that. The puncture device set according to claim 27,
The moving distance of the feeding is determined by the puncture needle locking member,
A puncture device set characterized by that. The puncture device set according to any one of claims 18 to 28,
An elastic locking member comprising an elastic member, gripping the puncture needle located at the head in the puncture needle cartridge, and having an elastic locking member for preventing the puncture needle from coming out from the puncture device body and dropping off,
A puncture device set characterized by that. The puncture device set according to claim 29,
The elastic locking member is provided integrally with the puncture needle cartridge.
A puncture device set characterized by that. The puncture device set according to claim 29 or 30,
The elastic locking member is configured to release the grasping of the puncture needle that has been punctured with a deformation amount within the elastic range during the discarding operation by the fitting operation with the distal end portion of the puncture needle replacement jig.
A puncture device set characterized by that. The puncture device set according to any one of claims 18 to 31,
The puncture needle has a shape having a depression on the surface for locking by the puncture needle locking member and the elastic locking member.
A puncture device set characterized by that. The puncture device set according to any one of claims 18 to 32,
A puncture needle cap for protecting the needle portion of the puncture needle is provided at the head of the plurality of puncture needles connected in series.
A puncture device set characterized by that. The puncture device set according to any one of claims 18 to 33,
The puncture needle cartridge and the housing of the puncture device each have a rotation stopping member that prevents rotation relative to each other by engaging each other,
The puncture needle cartridge is configured to be slidable only in the axial direction,
A puncture device set characterized by that. The puncture device set according to any one of claims 18 to 34,
The puncture device comprises a distance regulating member for regulating the movement distance of the puncture needle cartridge (and adjusting the puncture depth),
A puncture device set characterized by that. The puncture device set according to any one of claims 18 to 35,
Comprising a remaining amount confirmation means capable of confirming the remaining amount of a plurality of puncture needles in the puncture needle cartridge;
A puncture device set characterized by that. The puncture device set according to claim 36,
The remaining amount confirmation means is for confirming the remaining amount by changing the individual color of the puncture needle.
A puncture device set characterized by that. The puncture device set according to claim 36,
The remaining amount confirmation means is for confirming the remaining amount by providing a confirmation window in the puncture device body.
A puncture device set characterized by that. The puncture device set according to claim 36,
The remaining amount confirming means is for confirming the remaining amount by attaching a number (sequential number) to the puncture needle.
A puncture device set characterized by that. The puncture device set according to any one of claims 18 to 39,
When the puncture needle is newly arranged on the puncture device, the puncture device body is loaded with the plurality of puncture needles connected in series.
A puncture device set characterized by that. The puncture device set according to claim 40,
A plurality of puncture needles connected in series can be loaded into the puncture device body from one direction,
A puncture device set characterized by that. The puncture device set according to claim 41,
An elastic load displaceable, equipped with an erroneous loading prevention return member that prevents erroneous loading when loading a plurality of puncture needles connected in series,
A puncture device set characterized by that. The puncture device set according to any one of claims 18 to 42,
The puncture needle cartridge is detachable from the puncture device,
A puncture device set characterized by that.

Images