CN210962010U - Disposable safety blood taking needle capable of preventing secondary injury - Google Patents
Disposable safety blood taking needle capable of preventing secondary injury Download PDFInfo
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- CN210962010U CN210962010U CN201921426414.5U CN201921426414U CN210962010U CN 210962010 U CN210962010 U CN 210962010U CN 201921426414 U CN201921426414 U CN 201921426414U CN 210962010 U CN210962010 U CN 210962010U
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Abstract
The utility model provides a prevent disposable safety blood taking needle of secondary injury, including leading the blood hose, the sealing plug seat prevents secondary injury seal cover structure, prevents tearing open sealing base structure, twines self-adhesive tape structure, heparin tube protection casing, blood sampling pipe, vein puncture syringe needle pipe, needle handle piece hinders blood cover and control piston valve. The utility model can be connected with the upper part of the needle handle base by screw thread, which can play a sealing role to prevent the slipping of the dustproof cover of the venipuncture needle tube and the injury of the head tube of the venipuncture needle to medical staff; after the intravenous puncture needle tube is used, the sealing buckle is clamped in the fixing jack to play a role in locking and fixing, so that the intravenous puncture needle tube is prevented from opening the dustproof sleeve of the intravenous puncture needle tube by children, secondary damage is caused to the children by the intravenous puncture needle tube, and the safety is improved; the blood sampling tube has the dustproof and antibacterial effects under the effects of the blood sampling tube protective cover and the venipuncture needle tube dustproof sleeve, and the safety of blood sampling is ensured.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, especially, relate to a prevent secondary damage's disposable safety blood taking needle.
Background
Most of existing personal blood taking needles are plastic films or simple packages with a cover cap additionally arranged, the plastic films puncture or the cover cap falls off in the processes of transporting, using and discarding the blood taking needles, needle heads are exposed due to no outer protection layer, operators or third parties are injured by mistake, pain is strong, safety performance is poor, and even hematogenous pollution is formed. Due to low price, the blood taking needle is still used in most medical institutions.
The blood taking needle is used for collecting human blood samples for testing and detection or collecting human blood for storage for blood transfusion requirements. At present the blood taking needle of general use, the cover is equipped with the sheath on the needle file of blood taking needle, shields the syringe needle formation, avoids the needle point of blood taking needle to bend because of the collision in storage, the transportation and warp. When the blood taking needle is used, the sheath needs to be taken down to expose the needle head, after blood sampling or blood collection is completed, the needle head is pulled out from the body of a patient, the sheath needs to be sleeved on the needle seat of the blood taking needle again, and therefore needle stick injury to personnel caused by needle stick in the needle head treatment process is avoided.
In addition, the invention discloses a vacuum hemostix with the Chinese patent publication No. CN109276261A, which comprises a blood collection tube, a sealing plug, a conduit, a needle handle, a blood collection needle tube and a venipuncture needle tube, wherein the opening part of the blood collection tube is connected with the sealing plug, the sealing plug is plugged with the blood collection needle tube with a base, one end of the base is connected with the needle tube, the other end of the base is connected with the conduit, the conduit is connected with the needle handle, and the needle handle is connected with the venipuncture needle tube. However, the existing disposable safety blood taking needle still has the problems that the needle head is easy to cause secondary injury after the blood taking is finished, and the needle head protective cover is easy to fall off to cause cross infection.
Therefore, the invention is necessary to invent a disposable safety blood taking needle for preventing secondary injury.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a prevent safe blood taking needle of disposable of secondary injury to solve current safe blood taking needle of disposable and cause the secondary injury after the blood sampling finishes easily, and the syringe needle protection casing drops easily and causes the problem of cross infection. A disposable safety blood taking needle capable of preventing secondary injury comprises a blood guiding hose, a sealing plug seat, a secondary injury preventing sealing sleeve structure, a disassembly preventing sealing base structure, a winding self-adhesive tape structure, a blood taking tube protective cover, a blood taking catheter, a venipuncture needle head tube, a needle handle piece, a blood blocking sleeve and a control piston valve, wherein the left end of the blood guiding hose is embedded in the sealing plug seat and is sleeved at the lower part of the blood taking catheter, and the right end of the blood guiding hose penetrates through the blood blocking sleeve to be connected with the disassembly preventing sealing base structure; the secondary injury prevention sealing sleeve structure is sleeved outside the intravenous puncture needle tube and is connected with the disassembly prevention sealing base structure; the winding self-adhesive tape structure is sleeved on the outer surface of the blood guide hose; the blood collection tube protective cover is sleeved on the outer surface of the blood collection catheter; the blood sampling catheter is embedded in the upper side position inside the sealing plug seat; the intravenous puncture needle head tube is embedded in the upper side position inside the anti-dismantling sealing base structure; the needle handle sheet is glued on the right side of the anti-dismantling sealing base structure; the control piston valve is in threaded connection with the middle position of the left side of the blood blocking sleeve; the secondary injury prevention sealing sleeve structure comprises a venipuncture needle tube dustproof sleeve, an opaque glue paste, a screwing ear plate, an internal thread and a fixed jack, wherein the opaque glue paste is glued at the upper part of the outer surface of the venipuncture needle tube dustproof sleeve; the tightening ear plates are respectively and integrally arranged at the lower parts of the left side and the right side of the dustproof sleeve of the venipuncture needle tube; the internal thread is arranged at the lower part of the inner surface of the dustproof sleeve of the venipuncture needle tube; the fixed jack is arranged in the middle of the lower part of the front surface of the dustproof sleeve of the venipuncture needle tube.
Furthermore, the anti-disassembly sealing base structure comprises a needle handle base, convex lug plates, a rotating shaft, a connecting plate, a sealing buckle and an inserting through hole, wherein the convex lug plates are respectively glued at the left side and the right side of the upper part of the front surface of the needle handle base; the rotating shaft is movably embedded in the lug ear plate and the middle position of the inner side of the lug ear plate; the connecting plate is sleeved on the outer surface of the rotating shaft; the sealing fastener is glued at the lower end of the connecting plate; the penetrating through hole is arranged in the middle of the inside of the needle handle base.
Furthermore, the winding self-adhesive tape structure comprises a connecting sleeve and a self-adhesive tape, wherein the self-adhesive tape is glued on the upper side and the lower side of the connecting sleeve.
Furthermore, the needle handle sheet body adopts an oval PVC plastic sheet; the outer surface of the needle handle sheet is provided with a straight-line-shaped anti-skid grain.
Still further, the heparin tube protection casing and the vein puncture needle tube dust-proof sleeve respectively adopt PE plastic pipe sleeves with one sealed ends.
Furthermore, the dustproof sleeve of the venipuncture needle tube is connected to the upper part of the needle handle base through threads.
Still further, the sealing buckle is clamped in the fixing jack.
Furthermore, the vein puncture needle head tube is inserted in the penetrating through hole and communicated with the blood guide hose.
Furthermore, the connecting sleeve is a silica gel sleeve; the connecting sleeve is movably sleeved on the outer surface of the blood guide hose.
Furthermore, the sealing plug seat is a conical rubber plug; the length of the blood guiding hose is set to be five centimeters to eight centimeters.
Compared with the prior art, the beneficial effects of the utility model are that:
the dustproof sleeve of the venipuncture needle tube can be connected to the upper part of the needle handle base through threads, so that the function of sealing can be achieved, the dustproof sleeve of the venipuncture needle tube is prevented from slipping, and the head tube of the venipuncture needle tube can hurt medical care personnel; after the intravenous puncture needle tube is used, the sealing buckle is clamped in the fixing jack to play a role in locking and fixing, so that the intravenous puncture needle tube is prevented from opening the dustproof sleeve of the intravenous puncture needle tube by children, secondary damage is caused to the children by the intravenous puncture needle tube, and the safety is improved; the blood sampling tube has the functions of dust prevention and bacteria prevention under the action of the blood sampling tube protective cover and the venipuncture needle tube dustproof sleeve, so that the safety of blood sampling is ensured; after the final use, the protective film on the surface of the self-adhesive tape is taken off, and the blood guide hose, the buckled dustproof sleeve of the venipuncture needle tube and the blood collection tube protective cover are bonded together, so that the venous puncture needle tube is prevented from being opened at will, and secondary damage caused by the venipuncture needle tube is avoided.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the sealing sleeve structure for preventing secondary damage of the present invention.
Fig. 3 is a schematic structural view of the tamper-evident sealing base structure of the present invention.
Fig. 4 is a schematic structural view of the winding self-adhesive tape structure of the present invention.
Wherein, the names corresponding to the reference numbers are:
1-blood guiding hose, 2-sealing plug seat, 3-secondary injury preventing sealing sleeve structure, 31-intravenous puncture needle tube dustproof sleeve, 32-opaque glue paste, 33-screwing ear plate, 34-internal thread, 35-fixing jack, 4-disassembly preventing sealing base structure, 41-needle handle base, 42-lug ear plate, 43-rotating shaft, 44-connecting plate, 45-sealing buckle, 46-penetrating through hole, 5-winding self-adhesive tape structure, 51-connecting sleeve, 52-self-adhesive tape, 6-blood collection tube protective cover, 7-blood collection tube, 8-intravenous puncture needle head tube, 9-needle handle sheet, 10-blood blocking sleeve and 11-control piston valve.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in the accompanying drawings 1 to 4, the utility model provides a disposable safety blood taking needle capable of preventing secondary injury, which comprises a blood guiding hose 1, a sealing plug seat 2, a secondary injury preventing sealing sleeve structure 3, a disassembly preventing sealing base structure 4, a winding self-adhesive tape structure 5, a blood taking tube protective cover 6, a blood taking tube 7, a venipuncture needle tube 8, a needle handle sheet 9, a blood blocking sleeve 10 and a control piston valve 11, wherein the left end of the blood guiding hose 1 is embedded in the sealing plug seat 2 and is sleeved on the lower part of the blood taking tube 7, and the right end of the blood guiding hose 1 penetrates through the blood blocking sleeve 10 to be connected with the disassembly preventing sealing base structure 4; the secondary injury prevention sealing sleeve structure 3 is sleeved outside the venipuncture needle tube 8 and is connected with the disassembly prevention sealing base structure 4; the winding self-adhesive tape structure 5 is sleeved on the outer surface of the blood guide hose 1; the blood collection tube protective cover 6 is sleeved on the outer surface of the blood collection catheter 7; the blood sampling conduit 7 is embedded in the upper side position inside the sealing plug seat 2; the venipuncture needle tube 8 is embedded in the upper side position inside the anti-dismantling sealing base structure 4; the needle handle sheet 9 is glued on the right side of the anti-dismantling sealing base structure 4; the control piston valve 11 is in threaded connection with the middle position of the left side of the blood blocking sleeve 10; the secondary injury prevention sealing sleeve structure 3 comprises a venipuncture needle tube dustproof sleeve 31, an opaque adhesive plaster 32, a screwing ear plate 33, an internal thread 34 and a fixed jack 35, wherein the opaque adhesive plaster 32 is adhered to the upper part of the outer surface of the venipuncture needle tube dustproof sleeve 31; the tightening ear plates 33 are respectively and integrally arranged at the lower parts of the left side and the right side of the dustproof sleeve 31 of the venipuncture needle tube; the internal thread 34 is arranged at the lower part of the inner surface of the dustproof sleeve 31 of the venipuncture needle tube; the fixed insertion hole 35 is arranged at the middle position of the lower part of the front surface of the dustproof sleeve 31 of the venipuncture needle tube.
As a preferred structure, the tamper-proof sealing base structure 4 includes a needle handle base 41, a protruding lug plate 42, a rotating shaft 43, a connecting plate 44, a sealing buckle 45 and a through hole 46, wherein the protruding lug plates 42 are respectively glued on the left and right sides of the upper part of the front surface of the needle handle base 41; the rotating shaft 43 is movably embedded in the lug ear plate 42 and the middle position of the inner side of the lug ear plate 42; the connecting plate 44 is sleeved on the outer surface of the rotating shaft 43; the sealing buckle 45 is glued at the lower end of the connecting plate 44; the insertion through hole 46 is formed in the middle of the inside of the needle shaft base 41.
As a preferred structure, the winding self-adhesive tape structure 5 comprises a connecting sleeve 51 and a self-adhesive tape 52, wherein the self-adhesive tape 52 is glued on the upper side and the lower side of the connecting sleeve 51.
As a preferable structure, the needle handle sheet 9 is made of an oval PVC plastic sheet; the outer surface of the needle handle sheet 9 is provided with a linear anti-skid grain.
As a preferable structure, the blood collection tube protective cover 6 and the venipuncture needle tube dustproof cover 31 are respectively made of PE plastic tube sleeves with one sealed end.
As a preferable structure, the dust-proof sleeve 31 of the venipuncture needle tube is screwed on the upper part of the needle handle base 41.
As a preferred structure, the sealing buckle 45 is clamped in the fixing insertion hole 35.
As a preferred structure, the venipuncture needle tube 8 is inserted into the insertion through hole 46 and communicated with the blood guide hose 1.
As a preferred structure, the connecting sleeve 51 is a silica gel sleeve; the connecting sleeve 51 is movably sleeved on the outer surface of the blood guide hose 1.
As a preferable structure, the sealing plug seat 2 is specifically a conical rubber plug; the length of the blood guide hose 1 is set to be five centimeters to eight centimeters.
Principle of operation
When the utility model is used, firstly, the blood sampling tube protective cover 6 is taken off, the blood guide hose 1 is inserted into the blood sampling tube, and the sealing plug seat 2 is connected with the sealing cover of the blood sampling tube; then, the anti-dust sleeve 31 of the venipuncture needle tube is rotated anticlockwise to detach the anti-dust sleeve 31 of the venipuncture needle tube, the needle handle sheet 9 is pinched by a hand to align the head tube 8 of the venipuncture needle to a blood sampling vein, and the control piston valve 11 is opened to sample blood; finally, after the blood sampling is finished, clockwise rotation vein puncture needle tube dirt proof boot 31 is connected at needle handle base 41 to with sealed buckle 45 joint in fixed jack 35, play and connect fixed effect, prevent that children from opening vein puncture needle tube dirt proof boot 31 at will, avoid causing the secondary injury, take off the protection film on the surface of self-adhesive tape 52, will lead blood hose 1 and the vein puncture needle tube dirt proof boot 31 and the blood sampling pipe protection casing 6 who detains, bond together, thereby avoid opening at will, avoid the secondary injury that vein puncture needle head pipe 8 caused.
The above embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the protection scope of the present invention, but all the insubstantial changes or modifications made in the spirit and the idea of the main design of the present invention, the technical problems solved by the embodiment are still consistent with the present invention, and all should be included in the protection scope of the present invention.
Claims (10)
1. The disposable safety blood taking needle capable of preventing secondary damage is characterized by comprising a blood guiding hose (1), a sealing plug seat (2), a secondary damage preventing sealing sleeve structure (3), a disassembly preventing sealing base structure (4), a self-adhesive tape winding structure (5), a blood taking tube protective cover (6), a blood taking tube (7), a venipuncture needle head tube (8), a needle handle sheet (9), a blood blocking sleeve (10) and a control piston valve (11), wherein the left end of the blood guiding hose (1) is embedded in the sealing plug seat (2) and sleeved on the lower part of the blood taking tube (7), and the right end of the blood guiding hose (1) penetrates through the blood blocking sleeve (10) to be connected with the disassembly preventing sealing base structure (4); the secondary injury prevention sealing sleeve structure (3) is sleeved outside the venipuncture needle tube (8) and is connected with the disassembly prevention sealing base structure (4); the winding self-adhesive tape structure (5) is sleeved on the outer surface of the blood guide hose (1); the blood collection tube protective cover (6) is sleeved on the outer surface of the blood collection catheter (7); the blood sampling catheter (7) is embedded in the upper side position inside the sealing plug seat (2); the venipuncture needle tube (8) is embedded in the upper side position inside the anti-dismantling sealing base structure (4); the needle handle sheet (9) is glued to the right side of the anti-dismantling sealing base structure (4); the control piston valve (11) is in threaded connection with the middle position of the left side of the blood blocking sleeve (10); the secondary injury preventing sealing sleeve structure (3) comprises a venipuncture needle tube dustproof sleeve (31), an opaque adhesive tape (32), a screwing ear plate (33), an internal thread (34) and a fixing jack (35), wherein the opaque adhesive tape (32) is adhered to the upper part of the outer surface of the venipuncture needle tube dustproof sleeve (31); the tightening ear plates (33) are respectively and integrally arranged at the lower positions of the left side and the right side of the dustproof sleeve (31) of the venipuncture needle tube; the internal thread (34) is arranged at the lower part of the inner surface of the dustproof sleeve (31) of the venipuncture needle tube; the fixed insertion hole (35) is formed in the middle of the lower portion of the front surface of the intravenous puncture needle tube dustproof sleeve (31).
2. The safety lancet for preventing secondary injury in disposable use according to claim 1, wherein the tamper-proof sealing base structure (4) comprises a needle handle base (41), lug plates (42), a rotating shaft (43), a connecting plate (44), a sealing buckle (45) and a through hole (46), the lug plates (42) are respectively glued on the left side and the right side of the upper part of the front surface of the needle handle base (41); the rotating shaft (43) is movably embedded in the lug ear plate (42) and the middle position of the inner side of the lug ear plate (42); the connecting plate (44) is sleeved on the outer surface of the rotating shaft (43); the sealing buckle (45) is glued at the lower end of the connecting plate (44); the penetrating through hole (46) is arranged in the middle of the inside of the needle handle base (41).
3. The safety lancet for preventing secondary injury in disposable use according to claim 1, wherein the wound self-adhesive tape structure (5) comprises a connecting sleeve (51) and a self-adhesive tape (52), and the self-adhesive tape (52) is adhered to the upper and lower sides of the connecting sleeve (51).
4. The safety lancet for disposable use for preventing secondary injury according to claim 1, wherein the handle piece (9) is an oval PVC plastic piece; the outer surface of the needle handle sheet (9) is provided with a linear anti-skid grain.
5. The safety lancet for disposable use for preventing secondary injury according to claim 1, wherein the protective cover (6) of the blood collection tube and the dustproof cover (31) of the venipuncture needle tube are respectively made of a PE plastic tube sleeve with one sealed end.
6. The safety lancet for single use for preventing secondary injury according to claim 2, wherein the dust boot (31) of the venipuncture needle tube is screw-coupled to the upper portion of the needle holder base (41).
7. The secondary injury prevention single use safety lancet of claim 2, wherein the sealing catch (45) is caught in the fixing insertion hole (35).
8. The safety lancet for preventing secondary injury in disposable use of claim 2, wherein the intravenous puncture needle tube (8) is inserted into the insertion through hole (46) and is communicated with the blood guiding tube (1).
9. A secondary injury prevention single use safety lancet as claimed in claim 3, characterized in that said connecting sleeve (51) is a silicone sleeve; the connecting sleeve (51) is movably sleeved on the outer surface of the blood guide hose (1).
10. The safety lancet for preventing secondary injury in disposable use of claim 1, wherein the sealing plug seat (2) is a conical rubber plug; the length of the blood guide hose (1) is set to be five centimeters to eight centimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921426414.5U CN210962010U (en) | 2019-08-30 | 2019-08-30 | Disposable safety blood taking needle capable of preventing secondary injury |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921426414.5U CN210962010U (en) | 2019-08-30 | 2019-08-30 | Disposable safety blood taking needle capable of preventing secondary injury |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210962010U true CN210962010U (en) | 2020-07-10 |
Family
ID=71441237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921426414.5U Active CN210962010U (en) | 2019-08-30 | 2019-08-30 | Disposable safety blood taking needle capable of preventing secondary injury |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210962010U (en) |
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2019
- 2019-08-30 CN CN201921426414.5U patent/CN210962010U/en active Active
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