CN210784363U

CN210784363U - Blood taking needle sheath

Info

Publication number: CN210784363U
Application number: CN201921226700.7U
Authority: CN
Inventors: 时烨
Original assignee: Suzhou Kyuan Medical Apparatus Co ltd
Current assignee: Suzhou Kyuan Medical Apparatus Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-06-19
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a blood taking needle sheath, which comprises an outer barrel, a lifting structure, an inner tube and a collision-proof structure, wherein the outer barrel is a transparent medical plastic outer barrel, the lifting structure is arranged inside the outer barrel in a matching way, the inner tube is a transparent medical inner tube, the upper end of the inner tube is arranged inside the lifting structure in a matching way and is arranged in a matching way with the outer barrel, the collision-proof structure is arranged at the bottom end of the outer surface of the outer barrel in a matching way and is arranged in a matching way with a circular ring carrying plate, the blood taking needle sheath adopts the nested arrangement of the inner tube and the outer barrel, is convenient for taking and placing a blood taking needle, provides a stable and safe protection space, avoids the damage caused by the collision of direct hard contact, prolongs the service life of the sheath, meets the storage protection requirement of the blood taking needle, is convenient to find and place, effectively marks the model specifications of the blood, the sheath can be recycled.

Description

Blood taking needle sheath

Technical Field

The utility model relates to a medical blood sampling accessory technical field specifically is a blood sampling needle sheath.

Background

For a specific patient, the blood sampling test is needed to know the pathological etiology, the content of certain substances in blood can be measured by blood sampling, serum enzymes, lipids, electrolytes and liver functions can be measured, pathogens in the blood can be searched, blood gas analysis can be frequently performed, special medical blood sampling needle auxiliary support is needed during blood sampling, after the blood sampling needle leaves a factory, a special sheath is needed to protect the blood sampling needle so as to avoid bending, damage and pricking of the blood sampling needle, but the traditional blood sampling needle sheath has a plurality of defects, is too single in structure, is only borne by a single plastic sheath, does not adopt double protection of nesting arrangement of an inner tube and an outer tube, is not convenient for taking and placing the blood sampling needle, cannot provide a stable and safe protection space, cannot avoid damage caused by direct contact and collision, has a short service life and cannot meet the storage protection requirement of the blood sampling needle, not convenient for seek and put, can't avoid the confusion to put and take the emergence of the condition by mistake, the sheath can not reuse, consequently can solve the realization of a blood taking needle sheath of this type of problem and be imperative.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a blood taking needle sheath, adopt the nested setting of inner tube and urceolus, the getting of the blood taking needle of being convenient for is taken and is laid, provides stable and safe protection space, avoids direct rigid contact to collide with the damage that causes, and the sheath can reuse, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a blood taking needle sheath comprises an outer barrel, a lifting structure, an inner tube and a bump prevention structure;

an outer cylinder: the outer barrel is a transparent medical plastic outer barrel, and the upper end of the outer surface of the outer barrel is provided with a circular ring stretcher plate in a matching way;

the lifting structure comprises: the lifting structure is arranged in the outer barrel in a matching way;

inner pipe: the inner tube is a transparent medical inner tube, the upper end of the inner tube is arranged in the lifting structure in a matched mode, and the inner tube is arranged in a matched mode with the outer cylinder;

anti-collision structure: the anti-collision structure is arranged at the bottom end of the outer surface of the outer barrel in a matched manner and is matched with the annular stretcher plate;

wherein: still include the puncture film, blood taking needle and cover, the even cooperation of puncture film sets up in the inside of inner tube, the blood taking needle alternates in the middle part of puncture film in proper order, cover threaded connection is in the upper end nozzle department of urceolus, the cover is transparent medical plastic cover, adopt the nested setting of inner tube and urceolus, the taking and laying of the blood taking needle of being convenient for, provide stable and safe protection space, avoid direct rigid contact to collide with the damage that causes, the life of sheath has been prolonged, the protection demand of depositing of blood taking needle has been satisfied, be convenient for seek and put, the inside blood taking needle model specification of effectual sign, avoid the confusion to put and the emergence of the wrong condition of taking, the sheath can reuse.

Further, carry and draw the structure to include recess, lead screw, a piece, spout, bar gleitbretter and knob, the vertical cooperation of recess sets up on the inner wall of urceolus, and the tank bottom of recess rotates through the bearing and is connected with the lead screw, and the lead screw extends to the upper end of urceolus and is equipped with the knob in end department, and the knob sets up with the cover cooperation, a piece and lead screw threaded connection, the inboard of a piece and the fixed surface of inner tube are connected, and the vertical cooperation of spout sets up on the inner wall of urceolus, and the cooperation of bar gleitbretter sets up on the surface of inner tube, and the bar gleitbretter is convenient for get.

Further, the anti-collision structure comprises a circular rubber sheet and an outer rubber sleeve, the circular rubber sheet is arranged at the bottom end of the outer surface of the outer barrel in a matched mode, the outer rubber sleeve is arranged on the outer arc surface of the circular stretcher in a matched mode, damage caused by direct rigid contact collision is avoided, and the service life of the sheath is prolonged.

Further, still paste including friction line, reflection of light strip and data plate, the even cooperation of friction line sets up on the extrados of cover, and reflection of light strip sets up in the upper end of cover, and the data plate pastes and sets up in the surface upper end of urceolus, conveniently seeks to get, avoids the confusion to put with the wrong emergence of taking the condition.

Furthermore, the lower end of the blood taking needle is higher than the bottom end of the inner tube, the upper end of the blood taking needle is higher than the top end of the inner tube, and the height of the inner tube is smaller than the height of the inner tube of the outer tube, so that accurate placement of the blood taking needle is guaranteed.

Compared with the prior art, the beneficial effects of the utility model are that: this blood taking needle sheath has following benefit:

1. the knob is rotated, because the screw rod is rotatably connected with the groove bottom of the groove through the bearing, the support block is in threaded connection with the screw rod, the strip-shaped sliding sheet is in sliding connection in the sliding groove to lift the inner pipe out, the sterilized medical tweezers are used for holding the blood taking needles, the blood taking needles are sequentially inserted in the middle of the puncture film, and guarantee that the lower extreme of blood taking needle is higher than the bottom of inner tube, the upper end of blood taking needle is higher than the top of inner tube, be convenient for take out the blood taking needle and use, later reverse rotation knob, with the inside of inner tube and inside blood taking needle propelling movement to urceolus, the inside of urceolus is put into to inner tube and blood taking needle adaptation completely, later the threaded connection of rotating cover and urceolus upper end nozzle, realize the closure, be convenient for lay the blood taking needle, personnel's use burden has been alleviateed, for the blood taking needle provides suitable deposit and protection place, adopt inner tube and urceolus nested setting, be convenient for get take and lay.

2. In the use, if drop by accident, the outer gum cover on the ring film of urceolus surface bottom and the outer cambered surface of ring stretcher board plays fine shock attenuation cushioning effect when contacting with ground, avoids direct rigid contact to collide with the damage that causes, has prolonged the life of sheath.

3. Through sterile medical tweezers centre gripping and extract the blood taking needle from the puncture film, the blood taking needle finishes using, put into the medical abandonment case of regulation, the sheath that urceolus and inner structure are constituteed can reuse, satisfy and deposit the protection demand, the sheath can reuse, under the not good condition of light at night, shine the reflection of light strip and can reflect light when external light, thereby seek sheath and inside blood taking needle faster, the data plate subsides can effectual sign inside blood taking needle model specification, avoid the confusion to put and take the emergence of the condition by mistake.

Drawings

Fig. 1 is a schematic plan view of the internal section of the structure of the present invention.

In the figure: the blood sampling device comprises an outer barrel 1, a lifting structure 2, a groove 21, a lead screw 22, a supporting block 23, a sliding chute 24, a strip-shaped sliding sheet 25, a knob 26, an inner tube 3, a puncture film 4, a blood sampling needle 5, a ring stretcher 6, a bump prevention structure 7, a ring film 71, an outer rubber sleeve 72, a barrel cover 8, friction lines 9, a light reflecting strip 10 and a nameplate sticker 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a blood taking needle sheath comprises an outer cylinder 1, a lifting structure 2, an inner tube 3 and a bump prevention structure 7;

an outer cylinder 1: the outer barrel 1 is a transparent medical plastic outer barrel, a circular ring stretcher plate 6 is arranged at the upper end of the outer surface of the outer barrel 1 in a matching mode, the outer barrel 1 provides an external protective barrier for storing the needle body, a sheath formed by the outer barrel 1 and an internal structure is inserted into an external placing groove, and the stretcher is suspended in the air under the action of the circular ring stretcher plate 6;

a pulling structure 2: the lifting structure 2 is arranged inside the outer barrel 1 in a matching mode, the lifting structure 2 comprises a groove 21, a screw rod 22, a support block 23, a sliding groove 24, a strip-shaped sliding sheet 25 and a knob 26, the groove 21 is vertically arranged on the inner wall of the outer barrel 1 in a matching mode, the bottom of the groove 21 is connected with the screw rod 22 in a rotating mode through a bearing, the screw rod 22 extends to the upper end of the outer barrel 1, the knob 26 is arranged at the end, the knob 26 is arranged in a matching mode with the barrel cover 8, the support block 23 is in threaded connection with the screw rod 22, the inner side of the support block 23 is fixedly connected with the outer surface of the inner pipe 3, the sliding groove 24 is vertically arranged on the inner wall of the outer barrel 1 in a matching mode, the strip-shaped sliding sheet 25 is arranged on the outer surface of the inner pipe 3 in a matching mode, the knob 26 is rotated in a positive and negative mode, the screw, the inner tube 3 is pulled out or pushed in;

inner tube 3: the inner tube 3 is a transparent medical inner tube, the upper end of the inner tube 3 is arranged in the lifting structure 2 in a matching way and is arranged in a matching way with the outer tube 1, and the inner tube 3 passes through the placing place of the inner structure;

anti-collision structure 7: the anti-collision structure 7 is arranged at the bottom end of the outer surface of the outer barrel 1 in a matched mode and is arranged in a matched mode with the annular stretcher plate 6, the anti-collision structure 7 comprises an annular rubber sheet 71 and an outer rubber sleeve 72, the annular rubber sheet 71 is arranged at the bottom end of the outer surface of the outer barrel 1 in a matched mode, the outer rubber sleeve 72 is arranged on the outer arc surface of the annular stretcher plate 6 in a matched mode, and in the using process, if the anti-collision structure drops carelessly, the annular rubber sheet 71 at the bottom end of the outer surface of the outer barrel 1 and the outer rubber sleeve 72 on the outer arc surface of the annular stretcher plate 6 play a good role in shock absorption and buffering when contacting with the ground, damage caused by direct hard contact;

wherein: still include puncture film 4, blood taking needle 5 and cover 8, puncture film 4 is convenient for blood taking needle 5 puncture and is fixed, blood taking needle 5 realizes taking a blood sample to the patient, cover 8 realizes airtight and the separation of 1 upper end nozzle of urceolus, puncture film 4 evenly cooperates and sets up in the inside of inner tube 3, blood taking needle 5 alternates in proper order at puncture film 4's middle part, blood taking needle 5's lower extreme is higher than the bottom of inner tube 3, blood taking needle 5's upper end is higher than the top of inner tube 3, the height is less than in the section of thick bamboo of urceolus 1 for inner tube 3, 8 threaded connection of cover is in the upper end nozzle department of urceolus 1, cover 8 is transparent medical plastic cover.

Wherein: still include friction line 9, reflection of light strip 10 and data plate subsides 11, the even cooperation of friction line 9 sets up on the extrados of cover 8, reflection of light strip 10 sets up in the upper end of cover 8, data plate subsides 11 set up in the surface upper end of urceolus 1, under the effect of friction line 9, personnel stabilize rotating cover 8, realize the separation or the closure of cover 8 and the 1 upper end nozzle of urceolus, under the not good condition of light at night, it can reflect light to shine reflection of light strip 10 when external light, thereby more quickly look for sheath and inside blood taking needle 5, data plate subsides 11 can effectual sign inside blood taking needle 5 model specifications, avoid the confusion to put and take the emergence of the condition by mistake.

When in use: under the effect of the friction lines 9, a person stably rotates the barrel cover 8, releases the threaded connection between the barrel cover 8 and the upper end barrel opening of the outer barrel 1, rotates the knob 26, because the screw rod 22 is rotatably connected with the groove bottom of the groove 21 through a bearing, the support block 23 is in threaded connection with the screw rod 22, the strip-shaped slip sheet 25 is in sliding connection with the inside of the sliding groove 24, the inner tube 3 is lifted out, the blood taking needle 5 is clamped through the sterilized medical tweezers, the blood taking needle 5 is sequentially inserted in the middle of the puncture film 4, the lower end of the blood taking needle 5 is higher than the bottom end of the inner tube 3, the upper end of the blood taking needle 5 is higher than the top end of the inner tube 3, then the knob 26 is rotated reversely, the inner tube 3 and the internal blood taking needle 5 are pushed into the inner portion of the outer barrel 1 until the inner tube 3 and the blood taking needle 5 are completely adapted to be placed into the inner portion of the outer barrel 1, the rotating process is not influenced by the existence of the knob 26, the outer cylinder 1 and the sheath formed by the internal structure are inserted into the external placing groove, the stretcher is suspended under the action of the ring stretcher plate 6, if the stretcher accidentally drops in the using process, the ring rubber sheet 71 at the bottom end of the outer surface of the outer cylinder 1 and the outer rubber sleeve 72 on the outer arc surface of the ring stretcher plate 6 play a good role in shock absorption and buffering when contacting with the ground, the damage caused by direct rigid contact and collision is avoided, the service life of the sheath is prolonged, when the blood taking needle 5 is used, the above operations are repeated, the blood taking needle 5 is clamped by the sterilized medical tweezers and is pulled out from the puncture rubber sheet 4, after the blood taking needle 5 is used, the blood taking needle is placed into a specified medical waste box, the sheath formed by the outer cylinder 1 and the internal structure can be recycled, the storage protection requirement is met, and when external light irradiates the light reflecting strip 10 to reflect light under the, thereby look for sheath and inside blood taking needle 5 faster, the data plate subsides 11 can effectual sign inside blood taking needle 5 model specifications, avoid the confusion to put with the emergence of the wrong condition of taking.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A blood taking needle sheath is characterized in that: comprises an outer cylinder (1), a lifting structure (2), an inner tube (3) and a bump prevention structure (7);

outer cylinder (1): the outer barrel (1) is a transparent medical plastic outer barrel, and the upper end of the outer surface of the outer barrel (1) is provided with a circular ring stretcher plate (6) in a matching way;

pulling structure (2): the pulling structure (2) is arranged in the outer barrel (1) in a matching way;

inner tube (3): the inner tube (3) is a transparent medical inner tube, the upper end of the inner tube (3) is arranged in the lifting structure (2) in a matching way and is arranged in a matching way with the outer tube (1);

a bump prevention structure (7): the anti-collision structure (7) is arranged at the bottom end of the outer surface of the outer barrel (1) in a matched manner and is arranged in a matched manner with the annular stretcher plate (6);

wherein: still include puncture film (4), blood taking needle (5) and cover (8), puncture film (4) even cooperation sets up in the inside of inner tube (3), and blood taking needle (5) alternates in the middle part of puncture film (4) in proper order, and cover (8) threaded connection is in the upper end nozzle department of urceolus (1), and cover (8) are transparent medical plastic cover.

2. A lancet sheath according to claim 1, wherein: carry and draw structure (2) including recess (21), lead screw (22), prop up piece (23), spout (24), bar gleitbretter (25) and knob (26), the vertical cooperation of recess (21) sets up on the inner wall of urceolus (1), the tank bottom of recess (21) is rotated through the bearing and is connected with lead screw (22), lead screw (22) extend to the upper end of urceolus (1) and are equipped with knob (26) in end department, knob (26) set up with cover (8) cooperation, prop up piece (23) and lead screw (22) threaded connection, the inboard of propping up piece (23) is connected with the fixed surface of inner tube (3), spout (24) vertical cooperation sets up on the inner wall of urceolus (1), bar gleitbretter (25) cooperation sets up on the surface of inner tube (3), bar gleitbretter (25) are at the inside sliding connection of spout (24).

3. A lancet sheath according to claim 1, wherein: the anti-collision structure (7) comprises a circular ring rubber sheet (71) and an outer rubber sleeve (72), the circular ring rubber sheet (71) is arranged at the bottom end of the outer surface of the outer barrel (1) in a matched mode, and the outer rubber sleeve (72) is arranged on the outer arc surface of the circular ring stretcher (6) in a matched mode.

4. A lancet sheath according to claim 1, wherein: still paste (11) including friction line (9), reflection of light strip (10) and data plate, friction line (9) even cooperation sets up on the extrados of cover (8), and reflection of light strip (10) set up in the upper end of cover (8), and data plate pastes (11) and sets up in the surface upper end of urceolus (1).

5. A lancet sheath according to claim 1, wherein: the lower end of the blood taking needle (5) is higher than the bottom end of the inner tube (3), the upper end of the blood taking needle (5) is higher than the top end of the inner tube (3), and the height of the inner tube (3) is smaller than the inner height of the outer tube (1).