CN100522267C

CN100522267C - Safety extracting or injection system

Info

Publication number: CN100522267C
Application number: CNB2004800442571A
Authority: CN
Inventors: 杨章民
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-10-27
Filing date: 2004-10-27
Publication date: 2009-08-05
Anticipated expiration: 2024-10-27
Also published as: WO2006045214A1; CN101068583A

Abstract

When the transmission rate is 200 Mbps or lower, a switching unit outputs a signal to a first processing unit. When the transmission rate exceeds 200 Mbps, the switching unit outputs a signal to a second processing unit. When the transmission rate acquired in a header decoder is 200 Mbps or lower, the first processing unit subjects an input signal to hard decision and decodes the signal subjected to hard decision. When the transmission rate acquired in the header decoder exceeds 200 Mbps, the second processing unit subjects an input signal to soft decision and decodes the signal subjected to soft decision.

Description

Safety extracting or injecting systems

Technical field

The present invention system is about a kind of safety extracting or injecting systems, and being meant a kind of especially can slightly be to adjust the tourniquet thickness according to patient's limbs, and the safety extracting or the injecting systems that are infected can avoid medical personnel to inject the time.

Background technology

Press, general medical personnel all are to tie up the extremity of desiring the injection site the patient with an elastic webbing earlier when injecting or extracting action for the patient, use and stop blood to pass through, can insert syringe blood vessel and draw blood, or place quiet remaining needle or Dong Jing Mai Fistula bobbin this moment.And insert patient's injection part when syringe after, medical personnel can unclamp elastic webbing again and medicine be injected in patient's body, and after injection finished, medical personnel then must stop blooding and the action of sterilization with a Cotton Gossypii, styptic cotton or gauze pressing wound, could simultaneously entry needle be extracted; Yet the above-mentioned extraction or the action of injection all have its dangerous existence, at first, tying up of elastic webbing put and must be adjusted according to patient's limbs thickness, if patient's limbs are thick excessively, and the elastic webbing of tying up is too thin, passing through of blood can can't be stoped fully, blood is sprayed by the wound, at this moment, when being the carrier of infectious disease as if this patient, medical personnel are infected quite easily; Moreover, when medical personnel are extracted syringe again by patient infusion portion, must take Cotton Gossypii, styptic cotton or the gauze pressing wound stops blooding and the action of sterilization with hands, could simultaneously entry needle be extracted, this moment, medical personnel were scratched by syringe also quite easily, and infected, or patient's wound touches medical personnel's blood and is infected.Simultaneously in operating process, the patient might blood pressure or heart beating change and incompatible.

This case inventor extracts or deutero-every shortcoming during injection in view of above-mentioned commonly using, and is urgently to think to be improved innovation, and after concentrating on studies through taking great pains to attain one's goal for many years, successfully researches and develops finally and finish this part safety extracting or injecting systems.

Summary of the invention

The present invention's purpose promptly is to provide a kind of safety extracting or the injecting systems that can adjust tourniquet according to patient's limbs thickness.The safety extracting or the injecting systems that change of patient's blood pressure, heart beating as can be known simultaneously.

The present invention's a time purpose ties up in providing a kind of medical personnel of making need not push the safety extracting or the injecting systems of patient infusion wound with hands.

Another object of the present invention ties up in providing a kind of medical personnel of minimizing to be subjected to and infects the safety extracting or the injecting systems of probability.

Still can check physician's prescription, injection personnel, patient and medicine,, produce to prevent malpractice even if change indication suddenly also can be tackled at once.Can be used as sphygomanometer simultaneously and take blood pressure, (computer or the electronic medical record system of delivering to nurse station through wireless network also can be integrated with hospital's internal information more to can be used as nurse work back-up system data; Avoid missing diagnosis and treatment, reduce drug waste and manage more effective percentage by hospital.

Can reach the safety extracting or the injecting systems of foregoing invention purpose, include:

One haemostat, this haemostat system is by some aeration zones and connect and form, the position that each aeration zone joins be the portion of amounting to, and in the middle of each aeration zone outer rim within appropriate position and the arbitrary free end edge be equipped with the devil and glue; The pressure detection device is arranged in the tourniquet;

One aerating device, this aerating device system is made up of an air compressor and a controller, this controller system controls air compressor in wired or wireless mode, and this air compressor system joins with each aeration zone and the affected part [of haemostat respectively with trachea, and blood pressure, the heart beating that can measure the patient simultaneously change.In addition, this controller is provided with and can writes down inject time, injection personnel name, patient's name, injection medicament title and offer prescriber's recording equipment, can utilize input or scan the mode record, and this recording equipment is provided with a siren; Controller and computer can transmit information mutually;

One affected part [, this affected part [4 is to be installed on the aeration zone with a base, end is wound with a compression band before the base, and the bottom of compression band is provided with a styptic cotton, Cotton Gossypii or gauze, and this affected part [also joins with the air compressor of a trachea and aerating device;

One syringe, this syringe can be syringe, butterfly pin, sound AV basket bobbin or venous detaining needle.

Description of drawings

See also the detailed description and the accompanying drawing thereof of following relevant a preferred embodiment of the present invention, can further understand the present invention's technology contents and purpose effect thereof; The accompanying drawing of relevant this embodiment is:

Figure one is the system architecture diagram () of safety extracting of the present invention or injecting systems;

Figure two is the system architecture diagram (two) of this safety extracting or injecting systems;

Figure three is the system architecture diagram (three) of this safety extracting or injecting systems;

Figure four is the three-dimensional exploded view of this affected part [;

Figure five is the stereo appearance figure of this affected part [;

Figure six is the user mode sketch map () of this affected part [first embodiment;

Figure seven is the user mode sketch map (two) of this affected part [first embodiment;

Figure eight is the user mode sketch map (three) of this affected part [first embodiment;

Figure nine is the user mode sketch map (four) of this affected part [first embodiment;

Figure ten is the stereo appearance figure of this affected part [second embodiment;

Figure ten is the three-dimensional exploded view of this affected part [the 3rd embodiment;

Figure 12 is the stereo appearance figure of this affected part [the 3rd embodiment;

Figure 13 is the user mode sketch map of this affected part [the 3rd embodiment;

Figure 14 is the side cut-away view of this syringe;

Figure 15 is the lateral action sketch map of this syringe;

Figure 16 is the side cut-away view of this syringe first embodiment;

Figure 17 is the lateral action sketch map of this syringe first embodiment;

Figure 18 is the side cut-away view of this syringe second embodiment;

Figure 19 is the lateral action sketch map of this syringe second embodiment;

Figure 20 is the stereo appearance figure of the folded piece of this tool elasticity;

Figure 21 is the side cut-away view of this syringe the 3rd embodiment;

Figure 22 is the lateral action sketch map of this syringe the 3rd embodiment;

Figure 23 is the side cut-away view of this syringe the 4th embodiment;

Figure 24 is the side cut-away view of this syringe the 5th embodiment;

Figure 25 is the lateral action sketch map of this syringe the 5th embodiment;

Figure 26 is the side cut-away view of this syringe the 6th embodiment;

Figure 27 is the lateral action sketch map of this syringe the 6th embodiment; (1); And

Figure 28 is the lateral action sketch map (two) of this syringe the 6th embodiment.

[major part conventional letter]

1	Haemostat	11	Aeration zone
1	Haemostat	11	Aeration zone	12	Amount to portion	13	The devil is sticking
2	Aerating device	21	Air compressor	12	Amount to portion	13	The devil is sticking
2	Aerating device	21	Air compressor	22	Controller	221	The record device
222	Siren	23	Trachea	22	Controller	221	The record device
222	Siren	23	Trachea	3	Syringe	4	The affected part [
41	Base	42	Compression band	3	Syringe	4	The affected part [
41	Base	42	Compression band	421	Styptic cotton	422	Paste portion
43	Air bag	44	The elasticity flap	421	Styptic cotton	422	Paste portion
43	Air bag	44	The elasticity flap	441	Button hook	45	Fixing head
46	Plate for forcing	47	Axostylus axostyle	441	Button hook	45	Fixing head
46	Plate for forcing	47	Axostylus axostyle	48	Retainer spring	481	Locating rod
49	Attaching part	5	Needle body	48	Retainer spring	481	Locating rod

51	Entry needle	511	Protuberance or recess
51	Entry needle	511	Protuberance or recess	52	Groove	521	Axostylus axostyle
53	Folded piece	54	Perforation	52	Groove	521	Axostylus axostyle
53	Folded piece	54	Perforation	55	Needle stand	551	Guide rod
552	The Handheld Division	553	The pin perforation	55	Needle stand	551	Guide rod
552	The Handheld Division	553	The pin perforation	56	Guide rail	6	The pin lid
61	The pin perforation	62	Holding part	56	Guide rail	6	The pin lid
61	The pin perforation	62	Holding part	63	The ring stopper	64	Block
65	Elastic sphere	66	Elastic plate	63	The ring stopper	64	Block
65	Elastic sphere	66	Elastic plate	7	Soft pin	71	Sleeve part
72	Sleeve pipe	8	The elastica body	7	Soft pin	71	Sleeve part
72	Sleeve pipe	8	The elastica body	9	The non-return link stopper

Better embodiment of the present invention

See also figure one, two, three, four and figure five, safety extracting provided by the present invention or injecting systems mainly include:

One haemostat 1, this haemostat 1 are by some aeration zones 11 and connect and form that the position that each aeration zone 11 joins is the portion of amounting to 12, and in the middle of each aeration zone 11 outer rim within appropriate position and the arbitrary free end edge be equipped with devil sticking 13;

One aerating device 2, this aerating device 2 is made up of an air compressor 21 and a controller 22, this controller 22 is to control air compressor 21 in wired or wireless mode, and this air compressor 21 is to join with each aeration zone 11 of haemostat 1 respectively with trachea 23, certainly, this air compressor 21 also can change tight or tourniquet released mode equivalence enforcement by mechanical motor or electromagnetic motor; In addition, can measure patient's blood pressure and heart beating on this controller 22 changes, can utilize the input or the mode that scans to write down inject time, patient's name, injection medicament title, injection personnel name and offer prescriber's recording equipment 221, and this recording equipment 221 is provided with a siren 222; Or computer is set can transmission information gives controller 22, also can pass the breath of delivering a letter back and give computer.Still can check physician's prescription, injection personnel, patient and medicine,, produce to prevent malpractice even if change indication suddenly also can be tackled at once.Can be used as sphygomanometer simultaneously and take blood pressure, more can be used as nurse work back-up system, data see through wireless network, deliver to the computer or the electronic medical record system of nurse station and also can integrate with hospital's internal information; Avoid missing diagnosis and treatment, reduce drug waste and manage more effective percentage by hospital;

One affected part [4, this affected part [4 is to be installed on the aeration zone 11 with a base 41, end is wound with a compression band 42 before the base 41, the bottom of compression band 42 is provided with the elastic film or the gauze of a styptic cotton 421, Cotton Gossypii, tool stickiness, and this affected part [4 also joins with the air compressor 21 of a trachea 23 with aerating device 2, in addition, also can paste portion 422 in styptic cotton 421, Cotton Gossypii, the elastic film of tool stickiness or the periphery setting of gauze of these compression band 4 bottoms.；

One syringe 3, this syringe can be syringe, butterfly pin, hemostix, arteriovenous AV basket bobbin or venous detaining needle.

When safety extracting provided by the present invention or injecting systems extract, the extremity thickness that system injects according to the patient determines the quantity of required aeration zone, then unnecessary aeration zone 11 is rolled in the bottom of required aeration zone 11 with the portion of amounting to 12, again aeration zone 11 is surrounded on the limbs upper end of desiring to carry out injection position, and it is glutinous mutually with the devil sticking 13 of aeration zone 11 middle outer rims with the devil sticking 13 of aeration zone 11 arbitrary free end inner edges, aeration zone 11 is reeled to be fixed on the limbs, then, utilize controller 22 control air compressors 21 that gas is injected aeration zone 11 by trachea 23, make the blood vessel of aeration zone 11 compressing injection part upper ends, and blood can't be circulated, syringe 3 can be inserted the action of patient infusion portion to extract, with controller 22 control air compressors 21 gas is injected the compression band 42 of affected part [4 then by trachea 23, make this compression band 42 turn-off and with the gauze of its bottom forward, Cotton Gossypii, the elastic film of tool stickiness or styptic cotton 421 are pushed down patient's injection part, can extract syringe 3 this moment, from the above mentioned, this haemostat 1 is the quantity that the extremity thickness of injecting according to the patient determines required aeration zone 11, so can improve and commonly use medical personnel and be regardless of patient's limbs thickness, all tie up the extremity of desiring the injection site the patient with an elastic webbing, the disappearance that stops blood to pass through, and control affected part [4 with compression band 42 compressing patient infusion portions by controller 2, then can make medical personnel when syringe 3 is extracted, need not to take Cotton Gossypii with hands earlier, styptic cotton 451 or gauze pressing wound stop blooding and the action of sterilization, scratched by entry needle with the hands that prevents medical personnel, and cause medical personnel or patient to be infected.

In addition, during action that safety extracting provided by the present invention or injecting systems are desired to inject, then after medical personnel patient's injection part, utilize controller 22 control air compressors 21 that aeration zone 42 interior gases are extracted out, aeration zone 42 is got loose, can inject the medicament in the syringe 3 in patient's body this moment, and after injection finishes, with controller 22 control air compressors 21 gas is injected the compression band 42 of affected part [4 equally by trachea 23, make this compression band 42 turn-off and with the gauze of its bottom forward, Cotton Gossypii, after the elastic film of tool stickiness or styptic cotton 421 are pushed down patient's injection part, again syringe 3 is extracted.

Moreover, when if this syringe 3 is venous detaining needle or arteriovenous AV basket bobbin, with the venous detaining needle is example, safety extracting provided by the present invention or injecting systems are the quantity that determines required aeration zone according to the extremity thickness that the patient injects, then unnecessary aeration zone 11 is rolled in the bottom of required aeration zone 11 with the portion of amounting to 12, again aeration zone 11 is surrounded on the limbs upper end of desiring to carry out injection position, and it is glutinous mutually with the devil sticking 13 of aeration zone 11 middle outer rims with the devil sticking 13 of aeration zone 11 arbitrary free end inner edges, aeration zone 11 is reeled to be fixed on the limbs, then, utilize controller 22 control air compressors 21 that gas is injected aeration zone 11 by trachea 23, make the blood vessel of aeration zone 11 compressing injection part upper ends, after making blood circulate, after venous detaining needle being inserted patient's injection part, with controller 22 control air compressors 21 gas is injected the compression band 42 of affected part [4 again by trachea 23, make this compression band 42 forward turn-off push down patient's injection part, then venous detaining needle is pulled back, be with 42 to give as security live because the soft pin 7 of venous detaining needle front end is oppressed this moment, therefore this soft pin 7 can be kept somewhere on patient's injection part, then according to the action of desiring to inject or extract, the action that can directly extract in soft pin 7, or the gases in the aeration zone 42 are extracted out with air compressor 21, with the action of injecting, and in extracting or after injection finishes, soft pin 7 being extracted by patient's injection part.

Again, recorder 221 on this controller 22 can write down inject time, the patient's name, injection medicament title and offer the prescriber, so medical personnel can learn when that patient must inject in according to the data on the recorder 221, the medicament of injection is kind why, what and this patient metering by who doctor be responsible for, inject for the patient in order to medical personnel, and after injection finishes, medical personnel and the action that can in should inject time, inject this patient of labelling on the recorder, therefore, when medical personnel not in should inject time injecting or during moving yesterday of drawing blood, the siren 222 on the controller 22 promptly can send the sound and notify medical personnel for the patient.

See also figure six, seven, eight and figure nine, in the safety injection or extraction system provided by the present invention, this affected part [4 also can not be installed on the aeration zone 11, and the bottom of this base 41 is for being provided with the portion of pasting, and Fang Ze is equiped with an air bag 43 after this base 41, and then connects air bag 43 and compression band 42 with a check valve in this base 41; Therefore this affected part [4 also can directly stick in the limbs upper end of patient infusion position, after medical personnel inject the medicament in the syringe 3 in patient's body, only need and air bag 3 interior air be charged in the compression band 42 by pressuring gasbag 43, make compression band 42 become straight, and make gauze, Cotton Gossypii, the elastic film of tool stickiness or the injection part that styptic cotton 421 push down patient of compression band 42 with its bottom to rotation; See also the tenth figure, this compression band 42 can also replace by an elasticity flap 44, and these base 41 front ends and elasticity flap 44 front ends are equipped with one can collude the button hook of establishing 441 mutually, and be provided with a styptic cotton 421 in elasticity flap 44 bottoms, Cotton Gossypii, the elastic film of tool stickiness or gauze, when using, only need elasticity flap 44 is pulled open, the button hook 441 that base 41 front ends and elasticity flap 44 front ends are colluded mutually breaks away from, can make elasticity flap 44 flick forward, and make the gauze of elasticity flap 44 with its bottom by elastic force, Cotton Gossypii, the elastic film of tool stickiness or styptic cotton 421 are pushed down patient's injection part.

See also figure 11,12 and figure 13, the compression band 42 of this affected part [4 can also a fixing head 45 and a plate for forcing 46 replace, 46 of this fixing head 45 and plate for forcing are to articulate with a pivot 47, this pivot 47 is provided with some retainer springs 48 and contacts with the plate face of locating rod 481 with fixing head 45 and plate for forcing 46 respectively, and end system joins with base 41 after the fixing head 45, the bottom of plate for forcing 46 then is provided with the elastic film or the gauze of a styptic cotton 421, Cotton Gossypii, tool stickiness, in addition, these base 41 sides are provided with an attaching part 49; Before this affected part [4 uses, this plate for forcing 46 is to be that the axle center is pulled and rolled over to fixing head 45 tops with pivot 47, and fasten plate for forcing 46 with attaching part 49, and when desire is used, then only need Pressing fastener splenium 49, plate for forcing 46 is broken away from, at this moment, this plate for forcing 45 is by the elastic force of retainer spring 48, and is the axle center pop into position with pivot 47, and makes gauze, Cotton Gossypii, the elastic film of tool stickiness or the injection part that styptic cotton 421 push down patient of plate for forcing 46 with its bottom; In addition, these base 41 sides also can not established attaching part 49, and be that pull when rolling over to fixing head 45 tops in the axle center with pivot 47 in plate for forcing 46, between plate for forcing 46 and fixing head 45, plate for forcing 46 and fixing head 45 binded, only need during use viscose taken out or plate for forcing 46 pulled open and get final product with a viscose.

See also figure 14 and figure 15, in the safety injection system provided by the present invention, this syringe 3 can be a venous detaining needle, and this venous detaining needle comprises:

One needle body 5, these needle body 5 front ends are inserted with an entry needle 51, and this arbitrary position of entry needle 51 outer rims is equipped with a protuberance or recess 511;

One pin lid 6, this pin cover 6 front ends and offer a pin and bore a hole 61 transfixion pins lid 6 and join with interior the holding part 62 of pin lid 6, and this holding part 62 is equipped with a ring stopper 63 in pin 61 rear sides of boring a hole, and these holding part 62 interior sides are provided with the block 64 of a tool elasticity; And

One soft pin 7, this soft pin 7 lies in a sleeve part 71 front ends and is provided with a sleeve pipe 72, and this soft pin 7 is that pin lid 6 is coated in the sleeve part 71, and is inserted in outside the entry needle 51 of needle body 5.

When this venous detaining needle uses, system inserts the sleeve pipe 72 of entry needle 51 together with soft pin 7 in patient's the injection part, again with safety injection provided by the present invention or the affected part [4 in the extraction system (as figure four, ten and figure 11 shown in) compressing injection part, then needle body 5 is pulled back, and soft pin 7 is kept somewhere in original position because of the compacting of affected part [4, and when needle body 5 continues post-tensionings and makes entry needle 51 front ends be placed in the holding part 62 of pin lid 6,511 of protuberances on this entry needle 51 are put by the retaining that pin covers 6 rear side walls, cause needle body 5 related sleeve parts 71 of pin lid 6 being pulled out soft pin 7, at this moment, because entry needle 51 front ends have retreated in the holding part 62 of pin lid 6, therefore, 64 of the blocks of tool elasticity push away pin lid 6 with its elasticity in this pin lid 6 to the next door, and hold ring stopper 63 put by the retaining of this ring stopper 63 before making entry needle 51 by pin lid 6, cause this venous detaining needle to re-use, and because the relation of these pin lid 6 skews, therefore side wall surface can be resisted against protuberance 511 side wall surface afterwards after this pin lid 6, causes this pin lid 6 also can't be released by needle body 5 front ends; In addition, when if the protuberance 511 of these entry needle 51 outer rims replaces with recess 511, when needle body 5 post-tensionings make entry needle 51 front ends be placed in the holding part 62 of pin lid 6,64 of the blocks of these pin lid 62 interior tool elasticity can eject and overhead is gone in the recess 511, and pin lid 6 is pushed away to the next door, and fasten recess 511 by the block 64 of this tool elasticity, this pin lid 6 also can't be drawn forward.

See also figure 16 and figure 17, in this venous detaining needle, also can not establish the block 64 of tool elasticity in the pin lid 6, and join with the protuberance or the recess 511 of entry needle 51 that an elastic sphere 65 is plugged with elastica body 8 and needle body 5 front ends, therefore when entry needle 51 retreats to the storage tank 62 of pin lid 6, this elastic sphere 65 is put with the retaining of entry needle 51 because of breaking away from storage tank 62 walls, 61 blocks and put before the entry needle 51 end and pin bored a hole by its elasticity bullet, and entry needle 51 can't be passed once more; In addition, see also figure 18 and figure 19, also can not establish elastica body 8 on this venous detaining needle joins with elastic sphere 65, and pin covers the flexible wall compressing to entry needle 51 of position cording that 6 rear sides contact with entry needle 51, when entry needle 51 retreats to the storage tank 62 of pin lid 6, this elastic sphere 65 is put because of the retaining that breaks away from storage tank 62 walls and entry needle 51, and make 6 skews of pin lid by its elastic force, and entry needle 51 can't be passed by pin perforation 61 again, and because the relation of pin lid 6 skews, therefore side wall surface can be resisted against protuberance 511 side wall surface afterwards after this pin lid 6, causes this pin lid 6 also can't be released by needle body 5 front ends.

See also figure 21 and figure 22, also do not establish the block 64 of tool elasticity in the pin lid of this venous detaining needle, and a side is provided with an elastic plate 66 in pin lid 6, in addition, and pin covers the flexible wall compressing to entry needle 51 of position cording that 6 rear sides contact with entry needle 51, when entry needle 51 retreated to the storage tank 62 of pin lid 6, elastic plate 66 can bore a hole 61 to the pin that ejects and cover pin lid 6, and this venous detaining needle can't be reused.

See also figure 14,15,16,17,18,19,20,21,22 and figure 23, in the above-mentioned venous detaining needle, also can not establish protuberance or recess 511 on the entry needle 51, and can be provided with a groove 52 in these needle body 5 front ends, be provided with an axostylus axostyle 521 that is wound with elastica body 8 in this groove 52, and one of elastica body 8 end system is connected on the axostylus axostyle 521, and the other end then is connected with side after the pin lid 6; In addition, also can not establish axostylus axostyle 51 in the groove 52, and elastica body 8 directly is wound in the groove 52, and one of elastica body 8 end system is connected in side wall surface within the groove 52, the other end then is connected with side after the pin lid 6; Moreover folded piece 53 and pin that needle body 5 front ends can also tool elasticity cover 6 rear ends and join, and offer the perforation 54 that can pass for entry needle 51 on the folded piece 53 of this tool elasticity.

See also figure 24 and figure 25, in the safety injection system provided by the present invention, this syringe also can be a venous detaining needle, and this venous detaining needle comprises:

One needle body 5 is coated with a needle stand 55 in this needle body 5, and the relative both sides of needle body 5 guide rail 56 that is equipped with tool elasticity on the needle stand 55 relatively the guide rod 551 of both sides pass, and this needle stand 55 is equipped with a Handheld Division 552 in the free end of two guide rods 551;

One soft pin 7, this soft pin 7 lies in a sleeve part 71 front ends and is provided with a sleeve pipe 72, and this soft pin 7 is sheathed on the needle stand 55 of needle body 5 with sleeve part 71, and is coated on entry needle 51 outer rims with sleeve pipe 72.

After this venous detaining needle is finished using, system inserts the sleeve pipe 72 of entry needle 51 together with soft pin 7 in patient's the injection part, again with safety injection provided by the present invention or the affected part [4 in the extraction system (shown in figure four, ten and figure 11) compressing injection part, holding Handheld Division 552 then will be drawn rearward into needle stand 55 in the needle body 5 according to guide rail 56, and because the guide rail 56 equal tool elasticity of needle body 5 relative both sides, when therefore not using, this guide rail 56 is the state that is driving fit by its elasticity, so when injection medicament, need not worry that medicament can be flowed out by guide rail 56 places.

See also figure 26,27 and figure 28, in the safety injection system provided by the present invention, this syringe also can be a venous detaining needle, and this venous detaining needle comprises:

One needle body 5, the relative both sides of this needle body 5 are equipped with a guide rod 551, and the free end of this guide rod 551 is equipped with a Handheld Division 552;

One pin lid 6, the relative both sides of this pin lid 6 are equipped with a guide rail 56, and each guide rail 56 is equipped with a non-return link stopper 9 near the position of end, and end convexes with a needle stand 55 before the pin lid 6, and offers pin perforation 553 in these needle stand 55 front ends; And

One soft pin 7, this soft pin 7 lies in a sleeve part 71 front ends and is provided with a sleeve pipe 72;

This pin lid 6 is to be coated on edge outside the needle body 5, the guide rod 551 of these needle body 5 relative both sides is in two guide rails 56 that are placed in pin lid 6, and side wall surface is fitted outside 552 of Handheld Divisions of two guide rails, 56 free ends and the pin lid 6, the entry needle 51 of needle body 5 front ends is then passed by the pin perforation 553 of needle stand 55, in addition, this soft pin 7 is to be sheathed on the needle stand 55 of pin lid 6 with sleeve part 71, and sleeve pipe 72 then is coated on entry needle 51 outer rims; This venous detaining needle system is by gripping Handheld Division 552, needle body 5 is drawn rearward in the pin lid 6 according to guide rail 56, and make guide rod 551 pass through the non-return button piece 9 of guide rail 56, at this moment, only need the needle stand 55 that soft pin 7 and pin cover 6 front ends is broken away from the past again post-tensioning of needle body 5, and because the guide rod 551 of this needle body 5 is put by the retaining of non-return link stopper 9, therefore this needle body 5 can't push away forward again, and the entry needle 51 that needle body 5 front ends are plugged is coated in the pin lid 6, and reaches the purpose of avoiding by the secondary utilization.

Above-listed detailed description system specifies at one of the present invention possible embodiments, and only this embodiment is not the claim in order to restriction the present invention, all do not break away from skill spirit of the present invention institute for it equivalence implement or change, all should be contained in the claim of this case.

Industrial applicability

Safety extracting provided by the invention or injecting systems, the quantity that determines required aeration zone in the haemostat according to the four limbs thickness that the patient injects, and unnecessary aeration zone is equivalent in the bottom of required aeration zone, then after aeration zone being surrounded on the limbs upper end of wanting to carry out injection position, utilize aerating device with in the gas inject aeration zone, make the blood vessel of aeration zone compressing injection part upper end, and blood can't be circulated, at this moment, can measure simultaneously at that time blood pressure of patient, HR, the HR variability, then the entry needle with syringe inserts patient infusion section, at this moment, the action that can directly extract with syringe, or the gas in the aeration zone extracted out with air compressor, with the action of injecting, and in extract or inject complete after, after affected part [Dan compressing patient infusion section, syringe is extracted from injection part, by safety injection or extraction system, can make medical personnel's hand remain in afterwards side of entry needle, stabbed by entry needle when avoiding medical personnel to operate, and cause medical personnel or patient to be infected.

Claims

1. safety extracting or injecting systems are used for patient's limbs and extract or inject, and it comprises:

One haemostat, this haemostat are by one or more aeration zone and connect and form;

One aerating device, this aerating device is made up of an air compressor and a controller, and this controller is controlled air compressor in wired or wireless mode, and this air compressor is communicated with the aeration zone of haemostat respectively with trachea; And

One syringe, this syringe are syringe, butterfly pin, sound AV basket bobbin or venous detaining needle.

2. by described safety extracting of claim 1 or injecting systems, wherein the air compressor in this aerating device changes tight by mechanical motor or electromagnetic motor or tourniquet released mode equivalence enforcement.

3. by described safety extracting of claim 1 or injecting systems, wherein this controller measures blood pressure, heart beating, heart beating variation, and be provided with record inject time, injection personnel name, patient's name, injection medicament title and offer prescriber's recording equipment, and this recording equipment is provided with a siren.

4. described safety extracting of claim 1 or injecting systems, this system is provided with computer, make data be sent to controller, or back information is to computer, or checks physician's prescription, injection personnel, patient and medicine by computer, even if change indication suddenly also can be tackled at once, to prevent that malpractice from producing, data are delivered to computer or electronic medical record system and hospital's internal information integration of nurse station by wireless network, avoid missing diagnosis and treatment, reduce drug waste and manage more effective percentage by hospital.

5. by described safety extracting of claim 1 or injecting systems, the pressure detection device is arranged in the tourniquet wherein, take blood pressure as sphygomanometer simultaneously, also be used to nurse the work back-up system.

6. by described safety extracting of claim 1 or injecting systems, wherein this haemostat is installed an affected part [on aeration zone, this affected part [is to be installed on the aeration zone with a base, the front end of base is wound with a compression band, the bottom of compression band is provided with a styptic cotton, and this affected part [joins with a trachea and aerating device.

7. by described safety extracting of claim 6 or injecting systems, wherein this styptic cotton is that elastic film or Cotton Gossypii with gauze, tool stickiness replaces being installed on the aeration zone.

8. by described safety extracting of claim 6 or injecting systems, wherein portion is pasted in the setting of styptic cotton periphery.

9. by described safety extracting of claim 6 or injecting systems, wherein this affected part [is not installed on the aeration zone, and the bottom of this base is for being provided with the portion of pasting, and the rear of this base then is equiped with an air bag, and then connects air bag and compression band with a check valve in this base.

10. by described safety extracting of claim 6 or injecting systems, wherein this compression band replaces with an elasticity flap, and the bottom of this base is for being provided with the portion of pasting, this base front end and elasticity flap front end are equipped with one and collude the button hook of establishing mutually, or fix with adhesive tape, and be provided with a styptic cotton or gauze in elasticity flap bottom.

11. by described safety extracting of claim 6 or injecting systems, wherein this compression band replaces with a fixing head and a plate for forcing, be to articulate between this fixing head and plate for forcing with a pivot, this pivot is provided with some retainer springs and contacts with the plate face of fixing head and plate for forcing with locating rod respectively, and the rear end of fixing head is to join with base, and the bottom of plate for forcing then is provided with a styptic cotton or gauze, in addition, this chassis side is provided with an attaching part, and the bottom of base then is provided with the portion of pasting; This plate for forcing is to be that the axle center is pulled and rolled over to fixing head top with the pivot, and fastens plate for forcing with attaching part.

12. by described safety extracting of claim 11 or injecting systems, wherein this chassis side is not established attaching part, and is that pull when rolling over above fixing head in the axle center with the pivot at plate for forcing, with a viscose plate for forcing and fixing head is binded between plate for forcing and fixing head.

13. by described safety extracting of claim 1 or injecting systems, wherein this venous detaining needle comprises:

One needle body, this needle body front end is inserted with an entry needle, and this arbitrary position of entry needle outer rim is equipped with a protuberance or recess;

One pin lid, this pin lid front end offer pin perforation transfixion pin lid and join with holding part in the pin lid, and this holding part is equipped with a ring stopper in pin perforation rear side, and a side is provided with the elastic block of a tool in this holding part; And

One soft pin, this soft pin are to be provided with a sleeve pipe in a sleeve part front end, and this soft pin is that the pin lid is coated in the sleeve part, and is inserted in outside the entry needle of needle body.

14. by described safety extracting of claim 13 or injecting systems, wherein do not establish protuberance or recess on this entry needle of this venous detaining needle, and establish a groove in this needle body front end, be provided with an axostylus axostyle that is wound with the elastica body in this groove, and an end of elastica body is to be connected on the axostylus axostyle, and the other end of elastica body then is connected with the rear side of pin lid.

15. by described safety extracting of claim 14 or injecting systems, wherein do not establish axostylus axostyle in this groove of this venous detaining needle, and the elastica body directly is wound in the groove, and an end of elastica body is the interior sidewall surface that is connected in groove, the other end then is connected with the rear side of pin lid.

16. by described safety extracting of claim 13 or injecting systems, wherein this venous detaining needle this entry needle on do not establish protuberance or recess, and join with elastic folded piece of a tool and pin cover back-end in this needle body front end.

17. by described safety extracting of claim 13 or injecting systems, wherein do not establish protuberance or recess on this entry needle of this venous detaining needle, and do not establish the elastic block of tool in this pin lid, and join with the outer rim of entry needle that an elastic sphere is plugged with elastica body and needle body front end.

18. by described safety extracting of claim 17 or injecting systems, wherein do not establish the elastica body on this venous detaining needle and elastic sphere joins, and pin lid rear side and entry needle position contacting are to have the wall compressing of elasticity to entry needle, and this needle body front end is established a groove, be provided with an axostylus axostyle that is wound with the elastica body in this groove, and an end of elastica body is to be connected on the axostylus axostyle, and the other end of elastica body then is connected with the rear side of pin lid.

19. by described safety extracting of claim 18 or injecting systems, wherein do not establish axostylus axostyle in this groove of this venous detaining needle, and the elastica body directly is wound in the groove, and an end of elastica body is the interior sidewall surface that is connected in groove, the other end then is connected with the rear side of pin lid.

20. by described safety extracting of claim 18 or injecting systems, wherein this needle body front end of this venous detaining needle is the elastic folded piece of a tool, this folded piece and pin cover back-end join.

21. by described safety extracting of claim 18 or injecting systems, wherein this needle body front end of this venous detaining needle is not established the groove that tool is wound with the axostylus axostyle of elastica body.

22. by described safety extracting of claim 13 or injecting systems, wherein do not establish protuberance or recess on this entry needle of this venous detaining needle, do not establish the elastic block of tool in the pin lid, and a side is provided with an elastic plate in the pin lid, in addition, and pin lid rear side and entry needle position contacting are to have the wall compressing of elasticity to entry needle, and be provided with a groove in this needle body front end, be provided with an axostylus axostyle that is wound with the elastica body in this groove, and an end of elastica body is to be connected on the axostylus axostyle, and the other end then is connected with the rear side of pin lid.

23. by described safety extracting of claim 22 or injecting systems, wherein do not establish axostylus axostyle in this groove of this venous detaining needle, and the elastica body directly is wound in the groove, and an end of elastica body is the interior sidewall surface that is connected in groove, the other end then is connected with the rear side of pin lid.

24. by described safety extracting of claim 22 or injecting systems, wherein this needle body front end of this venous detaining needle is the elastic folded piece of a tool, this folded piece and pin cover back-end join.

25. by described safety extracting of claim 22 or injecting systems, wherein this needle body front end of this venous detaining needle is not established the groove that tool is wound with the axostylus axostyle of elastica body.

26. by described safety extracting of claim 1 or injecting systems, wherein this venous detaining needle comprises:

One needle body is coated with a needle stand in this needle body, and the relative both sides of needle body be equipped with the elastic guide rail of tool on the needle stand relatively the guide rod of both sides pass, and this needle stand is equipped with a Handheld Division in the free end of two guide rods;

One soft pin, this soft pin are to be provided with a sleeve pipe in a sleeve part front end, and humorous soft pin is sheathed on the needle stand of needle body with sleeve part, and is coated on the entry needle outer rim with sleeve pipe.

27. by described safety extracting or the injecting systems of claim 1, wherein this venous detaining needle comprises:

One needle body, the relative both sides of this needle body are equipped with a guide rod, and the free end of this guide rod is equipped with a Handheld Division;

One pin lid, the relative both sides of this pin lid are equipped with a guide rail, and each guide rail is equipped with near terminal position

One non-return link stopper, and the front end of pin lid convexes with a needle stand, and offer pin perforation at this needle stand front end; And

One soft pin, this soft pin are to be provided with a sleeve pipe in a sleeve part front end;

This pin lid is the outer rim that is coated on needle body, the guide rod of these relative both sides of needle body is to be placed in two guide rails of pin lid, and then fit with the outer side surface of pin lid in the free-ended Handheld Division of two guide rails, the entry needle of needle body front end is then passed by the pin of needle stand, in addition, this soft pin is to be sheathed on the needle stand of pin lid with sleeve part, and sleeve pipe then is coated on the entry needle outer rim.

28. by described safety extracting of claim 1 or injecting systems, wherein the position that joins of each aeration zone is the portion of amounting to.

29. by described safety extracting of claim 1 or injecting systems, it is sticking that wherein the middle appropriate position of each aeration zone outer rim and arbitrary free end inner edge are equipped with the devil.