CN215349121U - Body fluid sample collection system that clinical surgery teaching training was used - Google Patents

Body fluid sample collection system that clinical surgery teaching training was used Download PDF

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Publication number
CN215349121U
CN215349121U CN202122116879.4U CN202122116879U CN215349121U CN 215349121 U CN215349121 U CN 215349121U CN 202122116879 U CN202122116879 U CN 202122116879U CN 215349121 U CN215349121 U CN 215349121U
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block
groove
pull rod
clamping
device main
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Expired - Fee Related
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CN202122116879.4U
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Chinese (zh)
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周冬艳
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Individual
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Individual
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Abstract

The utility model belongs to the field of body fluid sample collecting devices, and particularly relates to a body fluid sample collecting device for clinical surgery teaching and training, which comprises a device main body, a pull rod, a needle head and a sealing push block, wherein the pull rod is connected with the device main body; a sealing push block is sleeved in the device main body, a needle head is arranged at the front end of the device main body, a pull rod is arranged on the sealing push block, and a connecting mechanism is arranged between the sealing push block and the pull rod; the connecting mechanism comprises a connecting groove, a clamping block, a moving cavity, a reset spring, a butting groove and an ejector block, the connecting groove is formed in the sealing push block, a pull rod is inserted into the connecting groove, the clamping groove is formed in both sides of one end, close to the connecting groove, of the pull rod, the clamping block is clamped with the clamping groove, the clamping block is sleeved in the moving cavity, and the moving cavity is formed in the sealing push block; the connecting mechanism is used for conveniently releasing the connection between the pull rod and the sealing push block and storing the collected paste sample.

Description

Body fluid sample collection system that clinical surgery teaching training was used
Technical Field
The utility model relates to the field of body fluid sample collecting devices, in particular to a body fluid sample collecting device for clinical surgery teaching and training.
Background
When a patient is diagnosed, a body fluid sample of the patient needs to be collected, and the body fluid sample can be analyzed effectively to analyze the physical condition of the patient.
In the training of nursing staff, body fluid collection is an important subject, and by using the body fluid collection device to collect and detect body fluid of a patient, the existing body fluid collection device can effectively extract the body fluid after long-term improvement.
The existing body fluid collecting devices are inconvenient to store collected body fluid, and the body fluid is required to be conveyed to a special storage tube after being collected, so that the existing body fluid collecting devices are troublesome and inconvenient; therefore, a body fluid sample collecting device for teaching and training of clinical surgery is proposed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects of the prior art and solve the problem that most of the prior body fluid collecting devices are inconvenient to store collected body fluid, the utility model provides a body fluid sample collecting device for clinical surgical teaching and training.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a body fluid sample collecting device for clinical surgery teaching and training, which comprises a device main body, a pull rod, a needle head and a sealing push block, wherein the pull rod is connected with the device main body; a sealing push block is sleeved in the device main body, a needle head is arranged at the front end of the device main body, a pull rod is arranged on the sealing push block, and a connecting mechanism is arranged between the sealing push block and the pull rod; coupling mechanism includes spread groove, draw-in groove, fixture block, removal chamber, reset spring, butt groove and kicking block, the spread groove is seted up on sealed ejector pad, and the inside of spread groove is inserted and is equipped with the pull rod, the draw-in groove has all been seted up to the both sides that the pull rod is close to spread groove one end, fixture block and draw-in groove block, and the fixture block cover is established in the inside of removing the chamber, remove the inside of setting at sealed ejector pad in the chamber, reset spring sets up in the inside of removing the chamber, the butt groove is seted up and is being close to central point department of putting in the removal chamber, kicking block and butt groove butt, and kicking block fixed connection play through coupling mechanism and conveniently relieve being connected between pull rod and the sealed ejector pad, carry out the effect of depositing to the subsides sample of gathering.
Preferably, an inclined plane is arranged on one side, close to the clamping groove, of the clamping block, the clamping block is matched with the clamping groove, the effect of limiting the pull rod is achieved through the matching effect of the clamping block and the clamping groove, and the pull rod is connected with the sealing push block.
Preferably, one side of the reset spring close to the fixture block is fixedly connected with the fixture block, one side of the reset spring far away from the fixture block is fixedly connected in the movable cavity, and the effect of automatically resetting the fixture block is achieved through the action of the restoring force of the reset spring.
Preferably, the butt groove is the design of slope form, and the butt groove cooperatees with the kicking block, plays the effect that promotes the fixture block and remove through butt groove and kicking block and complex effect.
Preferably, be provided with fixed establishment between device main part and the syringe needle, fixed establishment includes inserted block, slot, spacing groove, stopper, joint groove and joint piece, inserted block fixed connection is in the both sides of device main part front end, the slot is seted up in the both sides of syringe needle inner wall, and the slot cooperatees with the inserted block, the spacing groove is seted up in the position department that the inserted block is close to the top, stopper and spacing groove block, and stopper fixed connection are in the inside of slot, the joint groove is seted up in the inside of inserted block is close to central point and is put the department, joint piece and joint groove block play the effect of being connected between syringe needle and the device main part of convenient different specifications through fixed establishment.
Preferably, be provided with the sealing washer between device main part and the syringe needle, the sealing washer is provided with two sets ofly, and two sets of inserted blocks set up respectively on the inner wall of device main part front end and on the outer wall of syringe needle rear end, plays the effect of reinforcing leakproofness between device main part and the syringe needle through the effect of sealing washer.
The utility model has the advantages that:
1. according to the body fluid collecting device, the function of conveniently storing body fluid is realized through the structural design of the connecting mechanism, the pull rod is pulled outwards and forcibly to drive the sealing push block to move synchronously, the push block is abutted against the abutting groove and pushes the clamping block to move under the action of the shape of the abutting groove, the limiting of the pull rod by the clamping block is relieved, the connection between the sealing push block and the pull rod is relieved, the pull rod cannot block the body fluid collecting device when the body fluid collecting device is stored, the body fluid is convenient to collect and store, the problem that the body fluid collected by the existing body fluid collecting device is inconvenient to store is solved, and the body fluid detection efficiency is improved;
2. according to the utility model, through the structural design of the fixing mechanism, the function of facilitating the connection between the device main body and the pinheads with different specifications is realized, the effect of enabling the connection between the pinheads and the device main body to be realized through the combined action of the limiting groove and the limiting block, and the clamping groove and the clamping block, and the effect of enhancing the sealing property between the device main body and the pinheads through the action of the sealing ring are realized, so that the leakage condition generated when body fluid is collected is prevented, the problem that the existing device main bodies are inconvenient to connect with the pinheads with different specifications is solved, and the adaptability of the device main body and the pinheads with different specifications is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic perspective view of a first embodiment;
FIG. 2 is a schematic top view of a cross-sectional structure according to a first embodiment;
FIG. 3 is an enlarged schematic view of a portion A of FIG. 2 according to the first embodiment;
FIG. 4 is an enlarged structural diagram of a portion B in FIG. 2 according to the first embodiment;
fig. 5 is a schematic structural diagram of a partial top view cross section in the second embodiment.
In the figure: 1. a device main body; 2. a pull rod; 31. connecting grooves; 32. a card slot; 33. a clamping block; 34. a moving chamber; 35. a return spring; 36. a butt joint groove; 37. a top block; 38. a slider; 39. a chute; 4. sealing the push block; 5. a needle head; 61. inserting a block; 62. a slot; 63. a limiting groove; 64. a limiting block; 65. a clamping groove; 66. a clamping block; 67. and (5) sealing rings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-4, a body fluid sample collecting device for clinical surgery teaching and training comprises a device body 1, a pull rod 2, a needle 5 and a sealing push block 4; a sealing push block 4 is sleeved in the device main body 1, a needle head 5 is arranged at the front end of the device main body 1, a pull rod 2 is arranged on the sealing push block 4, and a connecting mechanism is arranged between the sealing push block 4 and the pull rod 2; the connecting mechanism comprises a connecting groove 31, a clamping groove 32, a clamping block 33, a moving cavity 34, a return spring 35, a butting groove 36 and an ejector block 37, the connecting groove 31 is formed in the sealing push block 4, the pull rod 2 is inserted in the connecting groove 31, the clamping groove 32 is formed in two sides of one end, close to the connecting groove 31, of the pull rod 2, the clamping block 33 is clamped with the clamping groove 32, the clamping block 33 is sleeved in the moving cavity 34, the moving cavity 34 is formed in the sealing push block 4, the return spring 35 is arranged in the moving cavity 34, the butting groove 36 is formed in the position, close to the center, of the moving cavity 34, the ejector block 37 is butted with the butting groove 36, and the ejector block 37 is fixedly connected to the inside of the device body 1;
when the device works, the pull rod 2 is pulled to one side far away from the device body 1 to drive the sealing push block 4 to synchronously move, the push block 37 and the abutting groove 36 are abutted, the clamping block 33 is pushed to move towards the inside of the moving cavity 34 under the action of the shape of the abutting groove 36, the clamping block 33 is enabled to extrude the reset spring 35 to enable the reset spring 35 to generate elastic deformation, at the moment, the clamping block 33 is released from clamping with the clamping groove 32 to relieve the limiting effect of the clamping block 33 on the pull rod 2, the pull rod 2 is continuously pulled outwards to relieve the connection between the pull rod 2 and the sealing push block 4, when the pull rod 2 is required to be installed, the pull rod 2 is firstly inserted into the connecting groove 31 and then pushed to the limit towards the inside of the device body 1, the outer side of the pull rod 2 extrudes the clamping block 33, the clamping block 33 moves towards the inside of the moving cavity 34 and extrudes the reset spring 35 to enable the reset spring 35 to generate elastic deformation, when the pull rod 2 is completely inserted into the connecting groove 31, the external side of the pull rod 2 has no extrusion force on the latch 33, and at this time, the latch 33 returns to the original position under the action of the restoring force of the return spring 35 and is engaged with the latch groove 32.
An inclined surface is arranged on one side, close to the clamping groove 32, of the clamping block 33, and the clamping block 33 is matched with the clamping groove 32;
during operation, the outer side of the pull rod 2 presses the latch 33, so that the latch 33 moves towards the inner part of the moving cavity 34.
One side of the return spring 35 close to the fixture block 33 is fixedly connected with the fixture block 33, and one side of the return spring 35 far from the fixture block 33 is fixedly connected inside the moving cavity 34;
during operation, the latch 33 moves towards the inside of the moving cavity 34 and extrudes the return spring 35, so that the return spring 35 elastically deforms, when the pull rod 2 is completely inserted into the connecting groove 31, the extrusion force of the outer side of the pull rod 2 on the latch 33 disappears, and at this time, the latch 33 returns to the original position under the action of the reducing force of the return spring 35 and is clamped with the clamping groove 32.
The abutting groove 36 is designed in an inclined shape, and the abutting groove 36 is matched with the top block 37;
during operation, the top block 37 abuts against the abutting groove 36 and pushes the latch 33 to move towards the inside of the moving cavity 34 by the shape of the abutting groove 36.
A fixing mechanism is arranged between the device main body 1 and the needle head 5 and comprises an inserting block 61, an inserting groove 62, a limiting groove 63, a limiting block 64, a clamping groove 65 and a clamping block 66, the inserting block 61 is fixedly connected with two sides of the front end of the device main body 1, the inserting groove 62 is arranged on two sides of the inner wall of the needle head 5, the inserting groove 62 is matched with the inserting block 61, the limiting groove 63 is arranged at the position, close to the top end, of the inserting block 61, the limiting block 64 is clamped with the limiting groove 63, the limiting block 64 is fixedly connected inside the inserting groove 62, the clamping groove 65 is arranged at the position, close to the center, of the inserting block 61, and the clamping block 66 is clamped with the clamping groove 65;
the during operation, when will be connected between syringe needle 5 and the device main part 1, at first align inserted block 61 with slot 62 then promote syringe needle 5 to device main part 1 and make inserted block 61 insert the inside of slot 62, inserted block 61 all produces the extrusion to joint block 66 and stopper 64 when inserted block 61 inserts, make stopper 64 and joint block 66 all produce elastic deformation, inserted block 61 disappears to the extrusion of stopper 64 and joint block 66 after the inside of slot 62 is inserted completely to inserted block 61, stopper 64 and joint block 66 all resume the normal position and block with spacing groove 63 and joint groove 65 respectively under the effect of self restoring force this moment.
A sealing ring 67 is arranged between the device main body 1 and the needle head 5, two groups of sealing rings 67 are arranged, and two groups of insertion blocks 61 are respectively arranged on the inner wall of the front end of the device main body 1 and the outer wall of the rear end of the needle head 5;
during operation, the sealing effect between the device body 1 and the needle 5 is enhanced by the sealing ring 67.
Example two
Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a sliding block 38 is fixedly connected to a top end of the fixture block 33 close to the return spring 35, the sliding block 38 is slidably connected to an inside of a sliding groove 39, and the sliding groove 39 is formed at a top end inside the moving cavity 34; during operation, the slider 38 slides along with the inside of the moving synchronous character sliding groove 39 of the fixture block 33, the contact area between the fixture block 33 and the inner wall of the moving cavity 34 is reduced through the combined action of the slider 38 and the sliding groove 39, the friction force between the fixture block 33 and the inner wall of the moving cavity 34 is reduced, the fixture block 33 is prevented from being clamped due to overlarge friction force between the fixture block 33 and the inner wall of the moving cavity 34 when moving, meanwhile, the effect of limiting the moving distance of the fixture block 33 is achieved through the combined action of the slider 38 and the sliding groove 39, and the fixture block 33 is prevented from being separated from the moving cavity 34 due to excessive movement.
The working principle is as follows: when the connection between the pull rod 2 and the sealing push block 4 is to be released, firstly, the pull rod 2 is pulled to one side far away from the device main body 1 to drive the sealing push block 4 to move synchronously, so that the top block 37 and the abutting groove 36 abut against each other and push the clamping block 33 to move towards the inside of the moving cavity 34 under the shape of the abutting groove 36, the clamping block 33 extrudes the return spring 35 to enable the return spring 35 to generate elastic deformation, at the moment, the clamping block 33 releases the limiting effect of the clamping with the clamping groove 32 on the pull rod 2, and the pull rod 2 is continuously pulled outwards to release the connection between the pull rod 2 and the sealing push block 4;
when the pull rod 2 is to be installed, firstly, the pull rod 2 is inserted into the connecting groove 31, then the pull rod 2 is pushed to the limit towards the inside of the device main body 1, the outer side of the pull rod 2 extrudes the fixture block 33, the fixture block 33 moves towards the inside of the moving cavity 34 and extrudes the return spring 35, the return spring 35 elastically deforms, after the pull rod 2 is completely inserted into the connecting groove 31, the extrusion force of the outer side of the pull rod 2 on the fixture block 33 disappears, at the moment, the fixture block 33 returns to the original position under the action of the reducing force of the return spring 35 and is clamped with the clamping groove 32, and the effect of limiting the pull rod 2 to enable the sealing push block 4 to be connected with the pull rod 2 is achieved.
When being connected between syringe needle 5 and device main part 1, at first align inserted block 61 with slot 62 then promote syringe needle 5 to device main part 1 and make inserted block 61 insert the inside of slot 62, inserted block 61 all produces the extrusion to joint block 66 and stopper 64 when inserted block 61 inserts, make stopper 64 and joint block 66 all produce elastic deformation, inserted block 61 disappears to the extrusion of stopper 64 and joint block 66 after inserted block 61 inserts the inside of slot 62 completely, stopper 64 and joint block 66 all resume the normal position under the effect of self restoring force and block with spacing groove 63 and joint groove 65 respectively this moment, play and carry out spacing to inserted block 61, the effect of being connected between messenger syringe needle 5 and the device main part 1.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims (6)

1. The utility model provides a body fluid sample collection system that clinical surgery teaching training was used which characterized in that: comprises a device main body (1), a pull rod (2), a needle head (5) and a sealing push block (4); a sealing push block (4) is sleeved in the device main body (1), a needle head (5) is arranged at the front end of the device main body (1), a pull rod (2) is arranged on the sealing push block (4), and a connecting mechanism is arranged between the sealing push block (4) and the pull rod (2);
the connecting mechanism comprises a connecting groove (31), a clamping groove (32), a clamping block (33), a moving cavity (34), a return spring (35), a butting groove (36) and an ejector block (37), the connecting groove (31) is arranged on the sealing push block (4), a pull rod (2) is inserted in the connecting groove (31), clamping grooves (32) are formed in two sides of one end, close to the connecting groove (31), of the pull rod (2), the clamping blocks (33) are clamped with the clamping grooves (32), the clamping block (33) is sleeved in the moving cavity (34), the moving cavity (34) is arranged in the sealing push block (4), the return spring (35) is arranged inside the moving cavity (34), the abutting groove (36) is arranged at the position close to the center of the moving cavity (34), the top block (37) is abutted against the abutting groove (36), and the top block (37) is fixedly connected to the inner part of the device main body (1).
2. A body fluid specimen collection device for use in clinical surgery instructional training according to claim 1, wherein: an inclined plane is arranged on one side, close to the clamping groove (32), of the clamping block (33), and the clamping block (33) is matched with the clamping groove (32).
3. A body fluid specimen collection device for use in clinical surgery instructional training according to claim 2, wherein: one side of the return spring (35) close to the clamping block (33) is fixedly connected with the clamping block (33), and one side of the return spring (35) far away from the clamping block (33) is fixedly connected inside the movable cavity (34).
4. A body fluid specimen collection device for use in clinical surgery instructional training according to claim 3, wherein: the abutting groove (36) is designed in an inclined shape, and the abutting groove (36) is matched with the top block (37).
5. A body fluid sample collection device for use in clinical surgery instructional training according to claim 4, wherein: be provided with fixed establishment between device main part (1) and syringe needle (5), fixed establishment is including inserted block (61), slot (62), spacing groove (63), stopper (64), joint groove (65) and joint piece (66), inserted block (61) fixed connection is in the both sides of device main part (1) front end, the both sides at syringe needle (5) inner wall are seted up in slot (62), and slot (62) cooperate with inserted block (61), the position department that is close to the top in inserted block (61) is seted up in spacing groove (63), stopper (64) and spacing groove (63) block, and stopper (64) fixed connection is in the inside of slot (62), the central point department of being close to in inserted block (61) is seted up in joint groove (65), joint piece (66) and joint groove (65) block.
6. A body fluid sample collection device for use in clinical surgery instructional training according to claim 5, wherein: be provided with sealing washer (67) between device main part (1) and syringe needle (5), sealing washer (67) are provided with two sets ofly, and two sets of inserted blocks (61) set up respectively on the inner wall of device main part (1) front end and on the outer wall of syringe needle (5) rear end.
CN202122116879.4U 2021-09-03 2021-09-03 Body fluid sample collection system that clinical surgery teaching training was used Expired - Fee Related CN215349121U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122116879.4U CN215349121U (en) 2021-09-03 2021-09-03 Body fluid sample collection system that clinical surgery teaching training was used

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122116879.4U CN215349121U (en) 2021-09-03 2021-09-03 Body fluid sample collection system that clinical surgery teaching training was used

Publications (1)

Publication Number Publication Date
CN215349121U true CN215349121U (en) 2021-12-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122116879.4U Expired - Fee Related CN215349121U (en) 2021-09-03 2021-09-03 Body fluid sample collection system that clinical surgery teaching training was used

Country Status (1)

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CN (1) CN215349121U (en)

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Granted publication date: 20211231