CN109675150A - A kind of chemotherapy delivery device with anti-extravasation - Google Patents
A kind of chemotherapy delivery device with anti-extravasation Download PDFInfo
- Publication number
- CN109675150A CN109675150A CN201811595267.4A CN201811595267A CN109675150A CN 109675150 A CN109675150 A CN 109675150A CN 201811595267 A CN201811595267 A CN 201811595267A CN 109675150 A CN109675150 A CN 109675150A
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- China
- Prior art keywords
- tube
- injection
- block
- delivery device
- left end
- Prior art date
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/3129—Syringe barrels
- A61M5/3137—Specially designed finger grip means, e.g. for easy manipulation of the syringe rod
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31533—Dosing mechanisms, i.e. setting a dose
- A61M5/31545—Setting modes for dosing
- A61M5/31548—Mechanically operated dose setting member
- A61M5/31555—Mechanically operated dose setting member by purely axial movement of dose setting member, e.g. during setting or filling of a syringe
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3287—Accessories for bringing the needle into the body; Automatic needle insertion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M2005/3103—Leak prevention means for distal end of syringes, i.e. syringe end for mounting a needle
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M2005/3117—Means preventing contamination of the medicament compartment of a syringe
- A61M2005/3121—Means preventing contamination of the medicament compartment of a syringe via the proximal end of a syringe, i.e. syringe end opposite to needle cannula mounting end
Abstract
The present invention provides a kind of chemotherapy delivery device with anti-extravasation, is related to delivery device field.The chemotherapy delivery device with anti-extravasation, including injection-tube, the left end of the injection-tube include injection head, anti-slop serrations, aid block, connecting rod, anti-skidding fingerstall, limited block, torsional spring, buckle, syringe needle and sucker.The chemotherapy delivery device with anti-extravasation, pass through the delivery tube of setting, and thread bush, screwed pipe, medicinal liquid bottle, rubber stopper, spacing block, fixed block, enter liquid head, rolling tube and leakage through-hole are equipped with, after being threadedly coupled medicinal liquid bottle with thread bush by screwed pipe, rolling tube on fixed block can penetrate in the rubber stopper on medicinal liquid bottle, it is flowed into liquid head to make the medical fluid in medicinal liquid bottle flow backward by rolling tube, to make liquid head instill medical fluid in injection-tube, to enable the medical fluid to exosmose by rubber stopper to flow into injection-tube by the leakage through-hole on spacing block, to enable the medical fluid in medicinal liquid bottle to fully flow into injection-tube.
Description
Technical field
The present invention relates to delivery device technical field, specially a kind of chemotherapy delivery device with anti-extravasation.
Background technique
The delivery device for comparing delivery device in the prior art, especially chemotherapy generally requires during its use
It by the medicament in chemotherapeutic drugs to extraction, then injects again into the internal of sufferer, and often there is medicine in this process
Agent can not aspirate completely, and be easy that medical fluid exosmoses away during injection, to cause certain loss, also can
Patient is set to cannot get complete chemotherapy, therefore we have proposed a kind of chemotherapy delivery device with anti-extravasation.
Summary of the invention
The object of the present invention is to provide a kind of structurally reasonable and novel, medical fluid can have been aspirated completely and being capable of resistate
Injecting liquid drug is entered the intracorporal chemotherapy delivery device with anti-extravasation of sufferer by extravasation.
Technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of chemotherapy delivery device with anti-extravasation,
Including injection-tube, the left end of the injection-tube includes injection head, anti-slop serrations, aid block, connecting rod, anti-skidding fingerstall, limit
Block, torsional spring, buckle, syringe needle and sucker, the right end of the injection head and the infusion port of injection-tube left end are socketed, the anti-slop serrations
Bottom is fixedly connected with the outer surface of injection head, the bottom of the aid block and the lateral overlap of anti-slop serrations, the connecting rod
It is fixedly connected at the top of left end and aid block, the inside of the anti-skidding fingerstall and the right end of connecting rod are socketed, the limited block
It is fixedly connected on the outside of bottom and injection-tube left end, the middle part of the torsional spring and the outside of limited block are socketed, the bottom of the buckle
It is fixedly connected on the outside of portion and injection-tube left end, the right end of the syringe needle is fixedly connected with the left end of injection head, the sucker
It is fixedly connected on the outside of right side and syringe needle right end.
The inside of the injection-tube left end includes helix tube and funnel, the left end of the helix tube and the left wall of injection-tube
Grafting, the left end of the funnel and the right end grafting of helix tube, the right end of the injection-tube include threaded hole, threaded rod, rubber
Glue push plug and rotation push block, the right end that the threaded hole is located at injection-tube open up, the outside of the threaded rod and threaded hole
Inside thread connection, the right side of rubber push plug is fixedly connected with the left end of threaded rod, a left side for the rotation push block
Side is fixedly connected with the right end of threaded rod, includes delivery tube, thread bush, screwed pipe, medicinal liquid bottle, rubber at the top of the injection-tube
Rubber plug, fixed block, enters liquid head, rolling tube and leakage through-hole, the lower end of the delivery tube and the top grafting of injection-tube at spacing block,
It is fixedly connected on the inside of the outside of the thread bush and delivery tube top, the outside of the screwed pipe and the inside thread of thread bush
Connection, the bottom of the medicinal liquid bottle and the inside of screwed pipe are socketed, the outside of the rubber stopper and the inside card of medicinal liquid bottle lower part
It connects, is fixedly connected on the inside of the outside of the spacing block and delivery tube, the bottom of the fixed block and the top of spacing block are fixed
Connection, it is described enter the upper end of liquid head and the bottom grafting of spacing block, the lower end of the rolling tube and the top grafting of fixed block are described
The side that leakage through-hole is located at spacing block opens up, and includes viewport and graduation mark, the viewport in the middle part of the injection-tube
It is arranged positioned at the middle part of injection-tube, the graduation mark, which is located in the middle part of viewport, to be fixedly connected.
It further, include stress fingerstall on the outside of the injection-tube right end, the inside of the stress fingerstall and injection
Outside socket on the right side of pipe.
Further, the lower end of the rolling tube runs through the top of fixed block and extends to the inside of spacing block, the rolling tube
Inner cavity be connected to the inner cavity of medicinal liquid bottle.
Further, it is described enter liquid head upper end through spacing block bottom and extend to spacing block inside and rolling tube set
It connects, the inner cavity of the rolling tube is connected to the inner cavity for entering liquid head.
Further, the inner cavity of the delivery tube is connected to the inner cavity of leakage through-hole, the inner cavity of the leakage through-hole and note
Penetrate the inner cavity connection of pipe.
Further, the left end of the funnel runs through the right end of helix tube and extends to the inside of helix tube, the spiral
The inner cavity of pipe is connected to the inner cavity of funnel.
Further, the left end of the threaded rod through threaded hole inside and extend to the inside of injection-tube and rubber pushes away
Block is sent to be fixedly connected, the outer diameter of the rubber push block is equal with the internal diameter of injection-tube.
Further, the outer diameter of the threaded rod and the internal diameter of threaded hole are equal.
Further, the left end of the injection-tube runs through the right side of injection head and extends to the inside of injection head, the note
The inner cavity for penetrating head is connected to the inner cavity of injection-tube.
A kind of chemotherapy delivery device with anti-extravasation provided by the invention.Have it is following the utility model has the advantages that
1, the chemotherapy delivery device with anti-extravasation, passes through delivery tube and thread bush, screwed pipe, medicinal liquid bottle, the rubber of setting
Plug, fixed block, enters being equipped with for liquid head, rolling tube and leakage through-hole at spacing block, and medicinal liquid bottle is made to pass through screwed pipe and thread bush spiral shell
After line connection, the rolling tube on fixed block can be penetrated in the rubber stopper on medicinal liquid bottle, so that it is logical to flow backward the medical fluid in medicinal liquid bottle
It crosses rolling tube to flow into liquid head, to make liquid head instill medical fluid in injection-tube, to make the medical fluid to exosmose by rubber stopper
It can be flowed into injection-tube by the leakage through-hole on spacing block, so that the medical fluid in medicinal liquid bottle be enable to fully flow into injection-tube
In, it is injected so that the chemotherapy medical fluid to sufferer chemotherapy be enable to fully flow into injection-tube in the case where not exosmosing,
To effectively enable the injection medicament to sufferer chemotherapy aspirate and do not exosmosed completely, solve existing currently on the market
Delivery device the medicament in drug cannot have been aspirated completely and be easy the problem of exosmosing during injection.
2, the chemotherapy delivery device with anti-extravasation is using medical staff by the viewport and graduation mark of setting
During can check that chemotherapy medical fluid enters the situation in injection-tube by viewport, so that medical staff be enable to pass through quarter
Degree line check that medical fluid enters the ratio in injection-tube, thus enable medical staff accurately and one drop it is leak-free by chemotherapeutic
Agent injection enters the internal of sufferer, so that so that delivery device is all injected the medicament of chemotherapeutic kind enters patient
It is interior.
3, the chemotherapy delivery device with anti-extravasation passes through the threaded hole and threaded rod of setting, rubber push plug, rotation
Turn push block, injection-tube.Helix tube and funnel are equipped with, and after entering medical fluid in injection-tube, can pass through rotation rotation
Push block rotates threaded rod, to enable threaded rod to rotate in threaded hole, so that threaded rod be made to be able to drive rubber push
Plug rotates in injection-tube, to can be revolved by rotation after making in the index finger and middle finger insertion stress fingerstall of user's left hand
Turn push block to enter rubber push plug push in injection-tube, so that injection-tube is enable to push medical fluid into funnel, from
And enable in the entrance helix tube of medical fluid uniformly and at the uniform velocity in funnel, thus the conveying medical fluid for keeping helix tube stable,
It delivers into injection head to effectively enabling the medical fluid of chemotherapy stablize, it is finally stable to deliver into the internal of patient,
To effectively make delivery device stable can deliver into medical fluid in patient during use, solves existing market
Upper existing delivery device is easy the problem of extravasation medical fluid during use.
4, the chemotherapy delivery device with anti-extravasation, by the syringe needle and sucker of setting, so that delivery device be made to use
In the process, syringe needle posterior sucker inserted into the patient is enable to be adsorbed on the skin surface of patient, to make sucker in the mistake of injection
It can play the role of supporting needle in journey, so that chemotherapy medical fluid be made not cause because of the shaking of syringe needle during injection
Medical fluid exosmoses and brings pain to patient, so that delivery device effectively be made stable can to convey medical fluid during use
Into in patient, solve the problems, such as that existing delivery device is easy extravasation medical fluid during use currently on the market.
5, the chemotherapy delivery device with anti-extravasation, by the injection head and anti-slop serrations of setting, aid block, connecting rod,
Anti-slop serrations set, limited block, torsional spring and buckle are equipped with, after so that user is firmly pressed connecting rod by anti-skidding fingerstall, even
The right end of extension bar pushes left end and upwarps, so that torsional spring copper pipe limited block and buckle be made to start to shrink, to make connecting rod with adding
It holds block to tilt upward, so that user can unclamp hand, so that torsional spring be made to have an effect back after making the left end of injection head insertion injection-tube
Bullet, to make connecting rod stress spring back, to make connecting rod with aid block stress rebound, so that aid block be enable to be clipped in note
It penetrates on the anti-slop serrations of head, thus keep injection head closely coupled with injection-tube, thus make injection-tube in injection, the liquid in injection-tube
Body can stable injection enter in injection head, then by injection head injection enter syringe needle in, so that chemotherapy medical fluid be made not infuse again
It exosmoses during penetrating, to make what injection head when in use can be even closer to be fixed on delivery device, thus effectively
So that delivery device is not exosmosed during injection, solves existing delivery device currently on the market and be easy during use
The problem of extravasation medical fluid.
Detailed description of the invention
Fig. 1 is structure of the invention cross-sectional view；
Fig. 2 is structure of the invention front view；
Fig. 3 is schematic enlarged-scale view at the A in structure of the invention Fig. 1；
Fig. 4 is enlarged drawing at the B in structure of the invention Fig. 1.
Wherein, 1 injection-tube, 2 injection heads, 3 anti-slop serrations, 4 aid blocks, 5 connecting rods, 6 anti-skidding fingerstall, 7 limited blocks, 8 are turned round
Spring, 9 buckles, 10 syringe needles, 11 suckers, 12 helix tubes, 13 funnels, 14 stress fingerstall, 15 threaded holes, 16 threaded rods, 17 rubber push away
Plug, 18 rotation push blocks, 19 delivery tubes, 20 thread bush, 21 screwed pipes, 22 medicinal liquid bottles, 23 rubber stoppers, 24 spacing blocks, 25 are sent to consolidate
Determine block, 26 enter liquid head, 27 rolling tubes, 28 leakage through-holes, 29 viewports, 30 graduation marks.
Specific embodiment
As shown in Figs 1-4, the embodiment of the present invention provides a kind of chemotherapy delivery device with anti-extravasation, including injection-tube 1, note
Penetrating includes stress fingerstall 14 on the outside of 1 right end of pipe, and the outside on 1 right side of inside and injection-tube of stress fingerstall 14 is socketed, thus
Enable medical staff by stress fingerstall 14 grab injection-tube 1, the left end of injection-tube 1 include injection head 2, anti-slop serrations 3,
Accommodate block 4, connecting rod 5, anti-skidding fingerstall 6, limited block 7, torsional spring 8, buckle 9, syringe needle 10 and sucker 11, the right end of injection head 2 with
The infusion port of 1 left end of injection-tube is socketed, and the left end of injection-tube 1 runs through the right side of injection head 2 and extends to the inside of injection head 2,
The inner cavity of injection head 2 is connected to the inner cavity of injection-tube 1, so that the medical fluid in injection-tube 1 is enable to inject by injection head 2,
The bottom of anti-slop serrations 3 is fixedly connected with the outer surface of injection head 2, accommodates the bottom of block 4 and the lateral overlap of anti-slop serrations 3, connection
The left end of bar 5 is fixedly connected with the top of aid block 4, and the inside of anti-skidding fingerstall 6 and the right end of connecting rod 5 are socketed, limited block 7
Be fixedly connected on the outside of bottom and 1 left end of injection-tube, the outside of the middle part of torsional spring 8 and limited block 7 is socketed, buckle 9 bottom with
Injection-tube is fixedly connected on the outside of 1 left end, and the right end of syringe needle 10 is fixedly connected with the left end of injection head 2, the right side of sucker 11 with
It is fixedly connected on the outside of 10 right end of syringe needle.
The inside of 1 left end of injection-tube includes helix tube 12 and funnel 13, the left end of helix tube 12 and the left wall of injection-tube 1
Grafting, the left end of funnel 13 and the right end grafting of helix tube 12, the left end of funnel 13 are run through the right end of helix tube 12 and are extended to
The inner cavity of the inside of helix tube 12, helix tube 12 is connected to the inner cavity of funnel 13, so that medical fluid be enable to enter by funnel 13
In helix tube 12, the right end of injection-tube 1 includes threaded hole 15, threaded rod 16, rubber push plug 17 and rotation push block 18, spiral shell
The right end that pit 15 is located at injection-tube 1 opens up, and the outside of threaded rod 16 is connect with the inside thread of threaded hole 15, rubber push plug
17 right side is fixedly connected with the left end of threaded rod 16, and the left side of rotation push block 18 is fixedly connected with the right end of threaded rod 16,
The top of injection-tube 1 includes delivery tube 19, thread bush 20, screwed pipe 21, medicinal liquid bottle 22, rubber stopper 23, spacing block 24, fixes
Block 25 enters liquid head 26, rolling tube 27 and leakage through-hole 28, the lower end of delivery tube 19 and the top grafting of injection-tube 1, thread bush 20
It is fixedly connected on the inside of outside and 19 top of delivery tube, the outside of screwed pipe 21 is connect with the inside thread of thread bush 20, medical fluid
The bottom of bottle 22 and the inside of screwed pipe 21 are socketed, and the outside of rubber stopper 23 and the inside of 22 lower part of medicinal liquid bottle are clamped, threaded rod
16 left end through threaded hole 15 inside and extend to the inside of injection-tube 1 and be fixedly connected with rubber push block 18, rubber pushes away
Send the outer diameter of block 18 equal with the internal diameter of injection-tube 1, the outer diameter of threaded rod 16 is equal with the internal diameter of threaded hole 15, to make screw thread
Bar 16 can push rubber push block 18, and the outside of spacing block 24 is fixedly connected with the inside of delivery tube 19, the bottom of fixed block 25
Portion is fixedly connected with the top of spacing block 24, enters the upper end of liquid head 26 and the bottom grafting of spacing block 24, the lower end of rolling tube 27 with
The lower end of the top grafting of fixed block 25, rolling tube 27 runs through the top of fixed block 25 and extends to the inside of spacing block 24, rolling tube
27 inner cavity is connected to the inner cavity of medicinal liquid bottle 22, and the upper end for entering liquid head 26 runs through the bottom of spacing block 24 and extends to spacing block 24
Inside and rolling tube 27 be socketed, the inner cavity of rolling tube 27 is connected to the inner cavity for entering liquid head 26, to enable the medical fluid in medicinal liquid bottle 22
Enough flowed into injection-tube 1 by rolling tube 27 with liquid head 26 is entered.The side that leakage through-hole 28 is located at spacing block 24 opens up, delivery tube 19
Inner cavity be connected to the inner cavity of leakage through-hole 28, the inner cavity of leakage through-hole 28 is connected to the inner cavity of injection-tube 1, thus make extravasation
Medical fluid can be flowed into injection-tube 1 by leakage through-hole 28, and the middle part of injection-tube 1 includes viewport 29 and graduation mark 30, is peeped
Viewport 29 is located at the middle part setting of injection-tube 1, and the middle part that graduation mark 30 is located at viewport 29 is fixedly connected.
In use, the right end of connecting rod 5 pushes on left end after so that user is firmly pressed connecting rod 5 by anti-skidding fingerstall 6
It sticks up, so that 8 copper pipe limited block 7 of torsional spring and buckle 9 are started to shrink, so that connecting rod 5 is made to tilt upward with aid block 4, thus
After so that injection head 2 is inserted into the left end of injection-tube 1, user can unclamp hand, to make torsional spring 8 have an effect rebound, to make to connect
5 stress of extension bar rebound, to make connecting rod 5 with aid 4 stress of block rebound, so that aid block 4 be enable to be clipped in injection head 2
On anti-slop serrations 3, thus keep injection head 2 and injection-tube 1 closely coupled, thus make injection-tube 1 in injection, the liquid in injection-tube 1
Body can stable injection enter in injection head 2, then by injection head 2 injection enter syringe needle 10 in, to make chemotherapy medical fluid will not
It exosmoses during injecting again, thus make what injection head 2 when in use can be even closer to be fixed on delivery device, thus
Delivery device is set not exosmose during injection, after being threadedly coupled medicinal liquid bottle 22 with thread bush 20 by screwed pipe 21, Gu
Determining the rolling tube 27 on block 25 can penetrate in the rubber stopper 23 on medicinal liquid bottle 22, pass through so that the medical fluid in medicinal liquid bottle 22 be made to flow backward
Rolling tube 27 flows into liquid head 26, to make liquid head 26 instill medical fluid in injection-tube 1, to make to exosmose by rubber stopper 23
Medical fluid can by the leakage through-hole 28 on spacing block 24 flow into injection-tube 1 in, to enable the medical fluid in medicinal liquid bottle 22
It fully flows into injection-tube 1, so that the chemotherapy medical fluid to sufferer chemotherapy be enable to fully flow into note in the case where not exosmosing
It penetrates in pipe 1 and is injected, so that the injection medicament to sufferer chemotherapy be enable to have aspirated and not exosmose completely, make medical care people
Member can check the situation that chemotherapy medical fluid enters in injection-tube 1 by viewport 29 during use, to make medical care people
Member can check ratio that medical fluid enters in injection-tube 1 by graduation mark 30, to enable medical staff accurately and one
It drips leak-free inject chemotherapeutic agents and enters the internal of sufferer, so that delivery device be enable all to infuse the medicament of chemotherapeutic kind
It injects in patient, after entering medical fluid in injection-tube 1, threaded rod 16 can be rotated by rotation rotation push block 18, from
And threaded rod 16 is enable to rotate in threaded hole 15, so that threaded rod 16 be made to be able to drive rubber push plug 17 in injection-tube 1
Interior rotation, so that after making in the index finger and middle finger insertion stress fingerstall 14 of user's left hand push block can be rotated by rotation
18 enter 17 push of rubber push plug in injection-tube 1, so that injection-tube 1 is enable to enter medical fluid push in funnel 13, from
And enable in the entrance helix tube 12 of medical fluid uniformly and at the uniform velocity in funnel 13, thus the conveying for keeping helix tube 12 stable
Medical fluid delivers into injection head 2 so that the medical fluid of chemotherapy effectively be enable to stablize, finally stable to deliver into patient's
In vivo, to make delivery device stable can deliver into medical fluid in patient during use, to make delivery device
During use, the posterior sucker 11 inserted into the patient of syringe needle 10 is enable to be adsorbed on the skin surface of patient, to make to inhale
Disk 11 can play the role of supporting needle 10 during injection, to make chemotherapy medical fluid will not be because during injection
Shaking for syringe needle 10 causes medical fluid to exosmose and brings pain to patient, to make delivery device during use can be steady
Fixed delivers into medical fluid in patient, and solving existing delivery device currently on the market cannot be completely by the medicament in drug
It has aspirated and has been easy the problem of exosmosing during injection.
Claims (9)
1. a kind of chemotherapy delivery device with anti-extravasation, including injection-tube (1), the left end of the injection-tube (1) includes injection
Head (2), anti-slop serrations (3), aid block (4), connecting rod (5), anti-skidding fingerstall (6), limited block (7), torsional spring (8), buckle (9), needle
Head (10) and sucker (11), the right end of the injection head (2) and the infusion port of injection-tube (1) left end are socketed, the anti-slop serrations (3)
Bottom be fixedly connected with the outer surface of injection head (2), it is described aid block (4) bottom and anti-slop serrations (3) lateral overlap, institute
It states and is fixedly connected at the top of the left end and aid block (4) of connecting rod (5), inside and connecting rod (5) of the anti-skidding fingerstall (6)
Right end socket, is fixedly connected on the outside of the bottom and injection-tube (1) left end of the limited block (7), the middle part of the torsional spring (8) and
The outside of limited block (7) is socketed, and is fixedly connected on the outside of the bottom and injection-tube (1) left end of the buckle (9), the syringe needle
(10) right end is fixedly connected with the left end of injection head (2), and the right side of the sucker (11) and the outside of syringe needle (10) right end are solid
Fixed connection；
The inside of injection-tube (1) left end includes helix tube (12) and funnel (13), the left end of the helix tube (12) with
The left wall grafting of injection-tube (1), the right end grafting of the left end and helix tube (12) of the funnel (13), the injection-tube (1)
Right end includes threaded hole (15), threaded rod (16), rubber push plug (17) and rotation push block (18), the threaded hole (15)
Right end positioned at injection-tube (1) opens up, and the outside of the threaded rod (16) is connect with the inside thread of threaded hole (15), the rubber
The right side of glue push plug (17) is fixedly connected with the left end of threaded rod (16), the left side of rotation push block (18) and threaded rod
(16) right end is fixedly connected, include at the top of the injection-tube (1) delivery tube (19), thread bush (20), screwed pipe (21),
Medicinal liquid bottle (22), spacing block (24), fixed block (25), enters liquid head (26), rolling tube (27) and leakage through-hole at rubber stopper (23)
(28), the top grafting of the lower end Yu injection-tube (1) of the delivery tube (19), the outside of the thread bush (20) and delivery tube
(19) it is fixedly connected on the inside of top, the outside of the screwed pipe (21) is connect with the inside thread of thread bush (20), the medicine
The inside of the bottom of liquid bottle (22) and screwed pipe (21) is socketed, and the outside of the rubber stopper (23) is interior with medicinal liquid bottle (22) lower part
Side clamping, is fixedly connected on the inside of the outside and delivery tube (19) of the spacing block (24), the bottom of the fixed block (25) and
Spacing block is fixedly connected at the top of (24), it is described enter liquid head (26) upper end and spacing block (24) bottom grafting, the rolling tube
(27) the top grafting of lower end and fixed block (25), the side that the leakage through-hole (28) is located at spacing block (24) open up, institute
Stating includes viewport (29) and graduation mark (30) in the middle part of injection-tube (1), and the viewport (29) is located in injection-tube (1)
Portion's setting, the graduation mark (30), which is located in the middle part of viewport (29), to be fixedly connected.
2. a kind of chemotherapy delivery device with anti-extravasation according to claim 1, it is characterised in that: the injection-tube (1)
It include stress fingerstall (14) on the outside of right end, the inside of the stress fingerstall (14) and the outside on the right side of injection-tube (1) are socketed.
3. a kind of chemotherapy delivery device with anti-extravasation according to claim 1, it is characterised in that: the rolling tube (27)
Lower end runs through the top of fixed block (25) and extends to the inside of spacing block (24), the inner cavity of the rolling tube (27) and medicinal liquid bottle
(22) inner cavity connection.
4. a kind of chemotherapy delivery device with anti-extravasation according to claim 1, it is characterised in that: it is described enter liquid head (26)
Upper end through spacing block (24) bottom and extend to spacing block (24) inside and rolling tube (27) be socketed, the rolling tube (27)
Inner cavity be connected to the inner cavity for entering liquid head (26).
5. a kind of chemotherapy delivery device with anti-extravasation according to claim 1, it is characterised in that: the delivery tube (19)
Inner cavity be connected to the inner cavity of leakage through-hole (28), the inner cavity of the leakage through-hole (28) is connected to the inner cavity of injection-tube (1).
6. a kind of chemotherapy delivery device with anti-extravasation according to claim 1, it is characterised in that: the funnel (13)
Left end runs through the right end of helix tube (12) and extends to the inside of helix tube (12), the inner cavity of the helix tube (12) and funnel
(13) inner cavity connection.
7. a kind of chemotherapy delivery device with anti-extravasation according to claim 1, it is characterised in that: the threaded rod (16)
Left end through threaded hole (15) inside and extend to the inside of injection-tube (1) and be fixedly connected with rubber push block (18), institute
The outer diameter for stating rubber push block (18) is equal with the internal diameter of injection-tube (1).
8. a kind of chemotherapy delivery device with anti-extravasation according to claim 1, it is characterised in that: the threaded rod (16)
Outer diameter it is equal with the internal diameter of threaded hole (15).
9. a kind of chemotherapy delivery device with anti-extravasation according to claim 1, it is characterised in that: the injection-tube (1)
Left end through injection head (2) right side and extend to the inside of injection head (2), the inner cavity of the injection head (2) and injection-tube
(1) inner cavity connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811595267.4A CN109675150A (en) | 2018-12-25 | 2018-12-25 | A kind of chemotherapy delivery device with anti-extravasation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811595267.4A CN109675150A (en) | 2018-12-25 | 2018-12-25 | A kind of chemotherapy delivery device with anti-extravasation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109675150A true CN109675150A (en) | 2019-04-26 |
Family
ID=66189577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811595267.4A Pending CN109675150A (en) | 2018-12-25 | 2018-12-25 | A kind of chemotherapy delivery device with anti-extravasation |
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| CN (1) | CN109675150A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110339429A (en) * | 2019-06-26 | 2019-10-18 | 吴威 | A kind of autologous collagen face filling beauty appliance and control method |
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Application publication date: 20190426 |
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