CN209475286U - It is a kind of CT Room using avoid secondary pollution, the remaining needle that work efficiency is high - Google Patents

Abstract

The utility model relates to medical instruments fields, secondary pollution is avoided in CT Room use more particularly to one kind, the remaining needle that work efficiency is high, remaining needle ontology is connected by connecting tube with pipe fitting is connect, connection pipe fitting is mutually threadedly coupled with pre-filling injection joint assembly and connect pipe fitting to be connected with pre-filling injection joint assembly, pre-filling injection joint assembly is connected with pre-filling injection component, connecting tube one end is connected with the remaining needle side pipe on remaining needle ontology, the connecting tube other end with connect pipe fitting one end and be sealedly and fixedly connected and be connected, pre-filling injection chamber is equipped in pre-filling injection component, pre-filling injection plug and precharge shooting cylinder end form pre-filling injection chamber, the intracavitary setting pre-filling injection layer of pre-filling injection, the time of the utility model saving nurse operation, it is easy to operate, improve the working efficiency of nurse, nurse is avoided with injection Pollution caused by the process of liquid, improvement process.

Description

It is a kind of CT Room using avoid secondary pollution, the remaining needle that work efficiency is high

Technical field

The utility model relates to medical instruments fields, and in particular to a kind of to avoid secondary pollution, work effect in CT Room use The high remaining needle of rate.

Background technique

Patient needs to inject Iodine contrast medium in toward blood vessel, this process needs when carrying out CT inspection such as enhancing scanning Room advance reservation remaining needle is punctured in CT, CT punctures indoor nurse and carries out the reserved of remaining needle to patient and carried out with physiological saline Tube sealing, remaining needle twists off the injection that calparine cap connection CT high pressure injector carries out contrast agent again after then patient enters CT Room, and It is existing puncture room process mostly use nurse that syringe is aspirated physiological saline, then twist off remaining needle calparine cap make its with Syringe is connected, then carries out vascular puncture, uses physiological saline tube sealing after puncture after success, and after extracting syringe, calparine cap is twisted On, due in the more whole process of patient CT puncture room generally require at least two nurses carry out assist just be able to satisfy daily nearly The indwelling and tube sealing operation of 300 remaining needles, the secondary returning of nurse job low efficiency, calparine cap are twisted, and will increase remaining needle and trouble The risk of person's infection.

Based on above-mentioned prior art, the applicant has made lasting and beneficial exploration and design repeatedly, and carries out The test of non-finite number of time has finally found the method for solving above-mentioned technical problem and forms technology described below Scheme.

Summary of the invention

To solve problem of the prior art, the utility model provides one kind and avoids secondary pollution, work in CT Room use High-efficient remaining needle is to solve to aspirate physiological saline when clinical nurse measures more progress pre- retained needle puncture in face of patient Device and calparine cap secondary returning twist the technical issues of low working efficiency and secondary pollution.

In order to achieve the above object, the utility model uses following technical scheme: one kind avoiding secondary dirt in CT Room use Dye, the remaining needle that work efficiency is high, including remaining needle ontology, connecting tube, connection pipe fitting, pre-filling injection joint assembly and preliminary filling Injecting assembly；

Remaining needle ontology is connected with pipe fitting connection, connection pipe fitting is connect with pre-filling injection joint assembly by connecting tube It connects and connects pipe fitting and be connected with pre-filling injection joint assembly, pre-filling injection joint assembly is connected with pre-filling injection component Connect, connecting tube one end is connected with the remaining needle side pipe on remaining needle ontology, the connecting tube other end with to connect pipe fitting one end close Envelope is fixedly connected and is connected, and pre-filling injection chamber, pre-filling injection plug and precharge shooting cylinder end shape are equipped in pre-filling injection component At pre-filling injection chamber, the intracavitary setting pre-filling injection layer of pre-filling injection.

The pre-filling injection component includes precharge shooting cylinder, pre-filling injection plug, pre-filling injection chamber, pre-filling injection bar, preliminary filling Outlet and pre-filling injection fixed part are injected, precharge shooting cylinder is hollow tube-shape, and pre-filling injection plug is rubber stopper, pre-filling injection plug One middle side part is fixedly connected with pre-filling injection bar, and pre-filling injection outlet is set to precharge shooting cylinder end middle position and and preliminary filling Injection tube is connected, and pre-filling injection outlet periphery is fixed with pre-filling injection fixed part, and pre-filling injection fixed part is annular shape, Pre-filling injection fixed part inner wall offers fixed part internal screw thread, the prominent pre-filling injection fixed part of pre-filling injection outlet.

The pre-filling injection chamber volume is 1-10ml.

The connection pipe fitting includes connection tube cavity, connecting tube inlet portion, connects interface part and connecting tube external screw thread, Connection tube cavity is gradually-reducing shape, and the diameter of connecting tube inlet portion is consistent with connection pipe diameter, and connection interface part outer wall offers Connecting tube external screw thread, connecting tube external screw thread was around connection interface part one week.

The pre-filling injection joint assembly includes shell, top connection, lower contact, silica gel sealing chamber, silica gel sealing cap, silica gel Seal cap chamber punctures conduit and side opening, and the upper part of the housing connects top connection, and lower part of the housing connects lower contact, setting in shell There is silica gel sealing chamber.

The top connection includes top connection ontology, top connection external screw thread and top connection opening, top connection body bottom portion and shell Body top is fixedly connected, and top connection body outer wall is fixed with top connection external screw thread and top connection external screw thread is around top connection sheet External setting, top connection, which opens up, to be placed in the middle part of top connection ontology.

The lower contact includes lower contact ontology, lower contact opening, lower contact internal screw thread and lower contact baffle, lower contact sheet Body top is fixedly connected with lower part of the housing, lower contact internal screw thread is opened up in lower contact ontology, lower contact internal screw thread is around lower contact Ontology setting, lower contact are opened in the middle part of lower contact ontology, lower contact opening with connect interface part and match setting, under Connector opening top is equipped with lower contact baffle, lower contact baffle fixed ring around lower contact opening sidewalls one week, lower contact baffle and Puncture the phase fixed seal connection of conduit lateral wall.

Silica gel sealing chamber is provided in the shell, silica gel sealing chamber punctures conduit between top connection and lower contact It is intracavitary that top is set to silica gel sealing cap, punctures that conduit lower part passes through lower contact and prominent lower contact is to outside, silica gel sealing cap For medical silica-gel material, shape is matched with silica gel sealing chamber shape, and it is intracavitary that silica gel sealing cap is fixedly installed on silica gel sealing cap, Silica gel sealing cap chamber is set in silica gel sealing cap, and puncture conduit is hollow structure and upper part is tip-like, silica gel sealing cap chamber Match setting with conduit is punctured, it is intracavitary and puncture conduit and offset with silica gel sealing cap chamber that puncture conduit is set to silica gel sealing cap Closely, puncture on conduit and offer side opening, side opening quantity at least one, side opening is connected with puncture conduit.

Silica gel sealing cap upper end offers silica gel sealing slot, and silica gel sealing slot is itself and precharge of hollow cylindrical The matching setting of exit wound of bullet pipe, pre-filling injection outlet bottom of the tube are mutually approached with silica gel sealing trench bottom.

Compared with prior art, the utility model has the beneficial effects that

1) time of nurse operation is saved, it is easy to operate, the working efficiency of nurse is improved, avoids nurse with injection Process caused by pollution, improvement process, nurse need not manual configuration tube-sealing solution tube sealing, rear injection are carried out to patient Device individually draws tube-sealing solution just and can be carried out the tube sealing of remaining needle, by by the direct mating of remaining needle ontology and pre-filling injection component The step of being wholely set, directly save nurse and prepare tube-sealing solution, extracting injection with syringe and injection is inserted into remaining needle Patient positions are inserted into the time of injection tube sealing to reduce nurse from remaining needle, are saved the operating procedure of nurse, are reduced The workload of nurse improves nurse individual productivity;

2) calparine cap is not used in injection, is reduced because the installation or removal of calparine cap entirety are general to the pollution of injection Rate;

3) it can prevent from medical staff from needle occurs simultaneously to stab, reduce the risk that needle is stabbed, reduce the use of sharp instrument box, Accomplish the capacity washing pipe optimized simultaneously, reduces medical waste.

Detailed description of the invention

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon.

Fig. 1 is the utility model structure diagram.

Fig. 2 is pre-filling injection joint module structure schematic diagram in the utility model.

Fig. 3 is pre-filling injection component structure diagram in the utility model.

Fig. 4 is enlarged structure schematic diagram at A in Fig. 2.

In above-mentioned attached drawing, the corresponding title of appended drawing reference are as follows: remaining needle ontology 2, connecting tube 3, clip 31, connecting tube connects First 4, tube cavity 41, connecting tube inlet portion 42, connection interface part 43, connecting tube external screw thread 431, pre-filling injection connector group are connected Part 5, shell 51, silica gel sealing chamber 511, silica gel sealing cap 512, silica gel sealing cap chamber 5121, silica gel sealing slot 5122, top connection 52, lower contact 53, puncture conduit 54, side opening 541, pre-filling injection component 6, precharge shooting cylinder 61, pre-filling injection chamber 62, precharge Penetrate layer 621, pre-filling injection plug 63, pre-filling injection bar 64, pre-filling injection outlet 65, pre-filling injection fixed part 66.

Specific embodiment

The utility model is described in further details below by embodiment, embodiment is only used to illustrate that this is practical new Type is not intended to limit the scope of the utility model.

It is as shown in Figs 1-4 it is a kind of CT Room using avoid secondary pollution, the remaining needle that work efficiency is high, including remaining needle Ontology 2, connecting tube 3, connection pipe fitting 4, pre-filling injection joint assembly 5 and pre-filling injection component 6, remaining needle ontology 2 pass through company Adapter tube 3 is connected with pipe fitting 4 is connect, and connection pipe fitting 4 is threadedly coupled with 5 phase of pre-filling injection joint assembly and connect pipe fitting 4 are connected with pre-filling injection joint assembly 5, and pre-filling injection joint assembly 5 is connected with pre-filling injection component 6, pre-filling injection group It is equipped with pre-filling injection chamber 62 in part 6, pre-filling injection layer 621 is set in pre-filling injection chamber 62, in the present embodiment pre-filling injection Layer 621 is physiology brine layer, and physiology salt water layer 621 is 1-10ml；Preferably 2-5ml such as selects physiology salt water layer 621 for 3ml, The models such as woods China YFII-A type such as REF390207,390206, the casing Ying Naigao of remaining needle ontology 2 can be selected in remaining needle ontology 2 Pressure, pre-filling injection chamber 62 is interior to be arranged pre-filling injection layer 621, removes the aspiration step that nurse individually carries out pre-filling injection liquid from, simultaneously Pre-filling injection component 6 and pre-filling injection joint assembly 5, connection pipe fitting 4, connecting tube 3 and the direct of remaining needle ontology 2 are connected It connects, saves pre-filling injection component 6 and the step of remaining needle ontology 2 is individually connected, so that directly taking out from the package should Indwelling needle device can be completed at the same time the purpose of remaining needle insertion and injection liquid sealing pipe, saved nurse and the time improved remaining needle The efficiency of tube sealing, 3 one end of connecting tube are connected with the remaining needle side pipe 21 on remaining needle ontology 2,3 other end of connecting tube with connect 4 one end of pipe fitting is sealedly and fixedly connected and is connected, and clip 31 is equipped in connecting tube 3, and clip 31 is used for the folder of connecting tube 3 It closes, connection pipe fitting 4 includes connection tube cavity 41, connecting tube inlet portion 42, connection interface part 43 and connecting tube external screw thread 431, connection tube cavity 41 is gradually-reducing shape, and the diameter of connecting tube inlet portion 42 is consistent with 3 diameter of connecting tube, connects interface part 43 Outer wall offers connecting tube external screw thread 431, and connecting tube external screw thread 431 was around connection interface part 43 1 weeks.In present embodiment The threaded connection of middle connection pipe fitting 4 and pre-filling injection joint assembly 5 can puncture when remaining needle is placed in room in CT passes through screw thread It is fixedly connected, it will connection pipe fitting 4 and 5 phase of pre-filling injection joint assembly when CT Room needs to be injected with CT high pressure injector Separation is fixedly connected not showing in the connector figure for connecting pipe fitting 4 and CT high pressure injector.Pre-filling injection joint assembly 5 Including shell 51, top connection 52, lower contact 53, silica gel sealing chamber 511, silica gel sealing cap 512, silica gel sealing cap chamber 5121, wear Pierce conduit 54 and side opening 541,51 top of shell connects top connection 52, and 51 lower part of shell connects lower contact 53, in shell 51 It is provided with silica gel sealing chamber 511, top connection 52 includes top connection ontology 520, top connection external screw thread 521 and top connection opening 522, 520 bottom of top connection ontology is fixedly connected with 51 top of shell, and 520 outer wall of top connection ontology is fixed with top connection external screw thread 521 and top connection external screw thread 521 be arranged outside top connection ontology 520, top connection opening 522, which opens up, is placed in top connection ontology 520 middle parts, 522 diameters of top connection opening are consistent with 65 diameter of pre-filling injection outlet in the present embodiment, top connection ontology 520 lower parts are abutted against with 512 top of silica gel sealing cap, lower contact 53 include lower contact ontology 530, lower contact opening 531, under connect Head internal screw thread 532 and lower contact baffle 533,530 top of lower contact ontology are fixedly connected with 51 lower part of shell, lower contact ontology Lower contact internal screw thread 532 is opened up in 530, lower contact internal screw thread 532 is arranged around lower contact ontology 530, and lower contact opening 531 is opened Set on the middle part of lower contact ontology 530, lower contact opening 531 with connect interface part 43 and match setting, lower contact is open on 531 Portion is equipped with lower contact baffle 533, and 533 fixed ring of lower contact baffle is open 531 side wall one week around lower contact, lower contact baffle 533 With puncture 54 lateral wall phase fixed seal connection of conduit, in the present embodiment the lower contact internal screw thread 532 of lower contact 53 and even The connection of connecting tube external screw thread 431 of union nipple 4 is worn to which lower contact opening 531 to be fixedly connected with interface part 43 is connect Conduit 54 is pierced to enter in connection pipe fitting 4.Silica gel sealing chamber 511 is provided in shell 51, silica gel sealing chamber 511 is located at top connection It between 52 and lower contact 53, punctures 54 top of conduit and is set in silica gel sealing cap chamber 5121, puncture 54 lower part of conduit and pass through down Connector 53 simultaneously protrudes lower contact 53 to outside, and silica gel sealing cap 512 is medical silica-gel material, shape and silica gel sealing chamber 511 Shape matching, silica gel sealing cap 512 are fixedly installed in silica gel sealing chamber 511, and silica gel sealing cap is arranged in silica gel sealing cap 512 Chamber 5121, puncture conduit 54 is hollow structure and upper part is tip-like, and silica gel sealing cap chamber 5121 is matched with conduit 54 is punctured Setting, puncture conduit 54 is set in silica gel sealing cap chamber 5121 and punctures conduit 54 to offset with silica gel sealing cap chamber 5121 Closely, puncture on conduit 54 and offer side opening 541,541 quantity of side opening at least one, when 541 quantity of side opening is greater than a Shi Zehuan It is uniformly opened up around conduit 54 is punctured.Side opening 541 is connected with conduit 54 is punctured.When pre-filling injection outlet 65 is pressed downward, In silica gel sealing cap 512, silica gel sealing cap 512 is punctured 54 top of conduit during moving downward and punctures applied force, punctures Conduit 54 enter pre-filling injection outlet 65 in, when puncture conduit 54 side opening 541 appear when can be realized puncture conduit 54 with The connection of pre-filling injection outlet 65,512 upper end of silica gel sealing cap offer silica gel sealing slot 5122, silica gel sealing slot 5122 For hollow cylindrical, it matches setting, 65 bottom of pre-filling injection outlet and silica gel sealing slot 5122 with pre-filling injection outlet 65 Bottom mutually approaches.Silica gel sealing slot 5122 is for blocking pre-filling injection outlet 65.Pre-filling injection component 6 includes precharge shooting cylinder 61, pre-filling injection plug 63, pre-filling injection chamber 62, pre-filling injection bar 64, pre-filling injection outlet 65 and pre-filling injection fixed part 66, Precharge shooting cylinder 61 is hollow tube-shape, and pre-filling injection plug 63 is rubber stopper, and 63 1 middle side part of pre-filling injection plug is fixedly connected with preliminary filling Injection rod 64, pre-filling injection plug 63 and 61 end of precharge shooting cylinder form pre-filling injection chamber 62, and 62 volume of pre-filling injection chamber is 1- 10ml, preferably 2-5ml, pre-filling injection outlet 65 be set to 61 end middle position of precharge shooting cylinder and with precharge shooting cylinder 61 It is connected, 65 periphery of pre-filling injection outlet is fixed with pre-filling injection fixed part 66, and pre-filling injection fixed part 66 is annular shape, Pre-filling injection fixed part 66 matches setting with top connection ontology 52 in the present embodiment, and 66 inner wall of pre-filling injection fixed part opens up There are fixed part internal screw thread 661, the prominent pre-filling injection fixed part 66 of pre-filling injection outlet 65.The fixation of pre-filling injection fixed part 66 Portion's internal screw thread 661 is connected to realize pre-filling injection fixed part 66 and top connection with the top connection external screw thread 521 of top connection 52 52 connection, pre-filling injection outlet 65 enters in pre-filling injection joint assembly 5 at this time.The pre-filling injection component 6 is through million points One of terminal sterilization it is horizontal, be equivalent to the 6 grades-Sterility Assurance such as sterilizing of intravenous pharmacy in SAL10, manual configuration avoided to rush The side effect that pipe liquid generates.Pre-filling injection layer 621 is to be free of preservative containing 0.9% sodium chloride pre-filling injection liquid, meets USP mark It is quasi-.When using venous detaining needle, pay attention to wanting strict implement sterile working, nurse wants standard operation, prevents the generation of phlebitis. The case where paying attention to the site of puncture of close observation patient, as generation problem should be handled in time.

The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent The equivalent embodiment of variation.But it is all without departing from the content of the technical scheme of the utility model, the technology according to the utility model is real Matter any simple modification, equivalent variations and remodeling to the above embodiments, still fall within the guarantor of technical solutions of the utility model Protect range.

Claims (9)

1. it is a kind of CT Room using avoid secondary pollution, the remaining needle that work efficiency is high, it is characterised in that: including remaining needle ontology (2), connecting tube (3), connection pipe fitting (4), pre-filling injection joint assembly (5) and pre-filling injection component (6)；

Remaining needle ontology (2) is connected by connecting tube (3) with pipe fitting (4) are connect, connection pipe fitting (4) and pre-filling injection connector Component (5) is connected and connects pipe fitting (4) and is connected with pre-filling injection joint assembly (5), pre-filling injection joint assembly (5) It is connected with pre-filling injection component (6), connecting tube (3) one end is connected with the remaining needle side pipe (21) on remaining needle ontology (2), Connecting tube (3) other end with connect pipe fitting (4) one end and be sealedly and fixedly connected and be connected, is equipped in pre-filling injection component (6) Pre-filling injection chamber (62), pre-filling injection plug (63) and precharge shooting cylinder (61) end form pre-filling injection chamber (62), pre-filling injection Pre-filling injection layer (621) are set in chamber (62).

2. it is according to claim 1 CT Room using avoid secondary pollution, the remaining needle that work efficiency is high, feature exists In: the pre-filling injection component (6) includes precharge shooting cylinder (61), pre-filling injection plug (63), pre-filling injection chamber (62), precharge Bar (64), pre-filling injection outlet (65) and pre-filling injection fixed part (66) are penetrated, precharge shooting cylinder (61) is hollow tube-shape, preliminary filling Injection plug (63) is rubber stopper, and (63) one middle side part of pre-filling injection plug is fixedly connected pre-filling injection bar (64), pre-filling injection outlet Pipe (65) is set to precharge shooting cylinder (61) end middle position and is connected with precharge shooting cylinder (61), pre-filling injection outlet (65) periphery is fixed with pre-filling injection fixed part (66), and pre-filling injection fixed part (66) is annular shape, pre-filling injection fixed part (66) inner wall offers fixed part internal screw thread (661), and pre-filling injection outlet (65) is prominent pre-filling injection fixed part (66).

3. it is according to claim 1 CT Room using avoid secondary pollution, the remaining needle that work efficiency is high, feature exists In: pre-filling injection chamber (62) volume is 1-10ml.

4. it is according to claim 1 or 2 CT Room using avoid secondary pollution, the remaining needle that work efficiency is high, feature Be: the connection pipe fitting (4) include connection tube cavity (41), connecting tube inlet portion (42), connection interface part (43) and Connecting tube external screw thread (431), connection tube cavity (41) are gradually-reducing shape, and the diameter of connecting tube inlet portion (42) and connecting tube (3) are straight Diameter is consistent, and connection interface part (43) outer wall offers connecting tube external screw thread (431), and connecting tube external screw thread (431) is around connection Interface part (43) one weeks.

5. it is according to claim 4 CT Room using avoid secondary pollution, the remaining needle that work efficiency is high, feature exists In: the pre-filling injection joint assembly (5) include shell (51), top connection (52), lower contact (53), silica gel sealing chamber (511), Silica gel sealing cap (512), silica gel sealing cap chamber (5121) puncture conduit (54) and side opening (541), and shell (51) top connects It connects connector (52), shell (51) lower part connects lower contact (53), is provided with silica gel sealing chamber (511) in shell (51).

6. it is according to claim 5 CT Room using avoid secondary pollution, the remaining needle that work efficiency is high, feature exists In: the top connection (52) includes top connection ontology (520), top connection external screw thread (521) and top connection opening (522), is above connect Head ontology (520) bottom is fixedly connected with shell (51) top, and top connection ontology (520) outer wall is fixed with top connection external screw thread (521) and top connection external screw thread (521) is arranged outside around top connection ontology (520), and top connection opening (522), which opens up, to be placed in In the middle part of joint body (520).

7. it is according to claim 6 CT Room using avoid secondary pollution, the remaining needle that work efficiency is high, feature exists In: the lower contact (53) include lower contact ontology (530), lower contact opening (531), lower contact internal screw thread (532) and under connect First speed plate (533), lower contact ontology (530) top are fixedly connected with shell (51) lower part, are opened up down in lower contact ontology (530) Connector internal screw thread (532), lower contact internal screw thread (532) are arranged around lower contact ontology (530), and lower contact opening (531) opens up In the middle part of the lower contact ontology (530), lower contact opening (531) with connect interface part (43) and match setting, lower contact is open (531) top is equipped with lower contact baffle (533), and lower contact baffle (533) fixed ring is open (531) side wall one week around lower contact, Lower contact baffle (533) and puncture conduit (54) lateral wall phase fixed seal connection.

8. it is according to claim 7 CT Room using avoid secondary pollution, the remaining needle that work efficiency is high, feature exists In: it is provided with silica gel sealing chamber (511) in the shell (51), silica gel sealing chamber (511) is located at top connection (52) and lower contact (53) it between, punctures conduit (54) top and is set in silica gel sealing cap chamber (5121), puncture conduit (54) lower part, which passes through down, to be connect Head (53) and prominent lower contact (53) to outside, silica gel sealing cap (512) are medical silica-gel material, shape and silica gel sealing chamber (511) shape matches, and silica gel sealing cap (512) is fixedly installed in silica gel sealing chamber (511), sets in silica gel sealing cap (512) Silica gel sealing cap chamber (5121) is set, puncture conduit (54) is hollow structure and upper part is tip-like, silica gel sealing cap chamber (5121) setting is matched with puncture conduit (54), puncture conduit (54) is set in silica gel sealing cap chamber (5121) and punctures and leads Pipe (54) is mutually approached with silica gel sealing cap chamber (5121), is punctured and is offered side opening (541) on conduit (54), side opening (541) quantity At least one, side opening (541) is connected with conduit (54) are punctured.

9. it is according to claim 8 CT Room using avoid secondary pollution, the remaining needle that work efficiency is high, feature exists In: silica gel sealing cap (512) upper end offers silica gel sealing slot (5122), and silica gel sealing slot (5122) is hollow circuit cylinder It matches setting with pre-filling injection outlet (65) to shape, pre-filling injection outlet (65) bottom and silica gel sealing slot (5122) bottom Mutually approach.