67 results about "Butterfly needles" patented technology

Provided is a butterfly needle assembly, including: a flexible member having a central region with a first side member and a second side member collectively providing a generally flat bottom, the central region having a middle area; an adhesive dressing disposed upon the generally flat bottom, the adhesive dressing protected by a removable cover; a needle hub disposed within the central region, the needle hub receiving a flexible tubing line generally parallel to the generally flat bottom and providing a needle extending generally normal to the generally flat bottom from the middle area of the central region, the needle extending for a first length; a removable needle cover initially disposed about the needle, the removable needle cover structured and arranged to removably engage with the needle hub; and a closing system structured and arranged to close the first side member and the second side member of the flexible member about the needle. A method of making a butterfly needle assembly is also provided.

The utility model relates to the technical field of medical instruments, in particular to an infusion port butterfly needle device. The infusion port butterfly needle device comprises a supporting structure, an inflation structure and a butterfly needle, the inflation structure is arranged at the bottom of the supporting structure in the circumferential direction, the butterfly needle comprises a needle wing part and a needle body part, the needle wing part is rotationally connected to the supporting structure, the needle body part is connected with the needle wing part, and the needle body part penetrates through the supporting structure and the inflation structure from top to bottom; the inflation structure is communicated with an air inlet pipe, and the needle wing part is communicated with a liquid inlet pipe. According to the butterfly needle device for the infusion port, the problem that the thickness is difficult to control due to the fact that dressing needs to be padded below two wings of an existing butterfly needle is solved through the arrangement of the inflation structure.

The utility model relates to a fixing dressing for a butterfly needle of an infusion port, which comprises a square base layer and a hemostatic layer, the front end of the base layer is provided with a concave notch for the needle head of the butterfly needle of the infusion port to pass through, the hemostatic layer is arranged on the base layer, the front end of the hemostatic layer is provided with two extension parts, and the two extension parts are correspondingly connected to two sides of the concave notch at the front end of the base layer in a covering manner. The extension part and the hemostatic layer are matched to cover the whole base layer; a plurality of spaced folding lines are arranged between the extension part and the hemostatic layer, a raised absorbent cotton block is arranged in the middle of the hemostatic layer, the absorbent cotton block correspondingly covers the concave notch after being folded, the hemostatic layer outside the absorbent cotton block is an adhesive layer, and films cover the hemostatic layer and the absorbent cotton block. The infusion port butterfly needle has the advantages that the structure is simple, puncture positioning of the infusion port butterfly needle is accurate, the wings of the infusion port butterfly needle are fixed firmly, hemostasis is smooth, no additional hemostasis application is needed, and the hemostasis layer is fixed firmly and tightly attached to an acupuncture wound.

The utility model relates to a movable bed device for infant scalp needle venipuncture. The movable bed device can assist in fixing an infant and a front end extending structure, can accommodate legs of a worker, prevents the front end of a bed board from being collided, and is convenient for the worker to operate. Comprising a bed board, supporting legs are arranged at the four corners of the bottom face of the bed board respectively, universal wheels with the limiting function are fixedly arranged on the bottom faces of the supporting legs respectively, and the front end of the bed board is outwards provided with an arc-shaped extending part; supporting rods are fixedly arranged between the front supporting legs and the rear supporting legs on the two sides of the bed board in the width direction respectively, and detachable fixing structures capable of sliding front and back are arranged on the supporting rods. Storage structures are rotatably arranged on the supporting legs on the two sides of the front end of the bed board respectively. The device is easy to operate, convenient to use and suitable for various child patients.

The butterfly needle adapter device may include a second clamp configured such that the butterfly needle is inserted and seated thereinto and a first clamp configured to prevent the butterfly needle from being separated from the second clamp in a hold mode, and the second clamp may include a separation guide portion that guides the butterfly needle through separation via one side of the second clamp in a release mode.

The utility model relates to the technical field of drainage apparatuses, and discloses an external drainage device for an Ommaya liquid storage bag, which comprises a flexible fixing disc and a drainage needle head, the drainage needle head comprises an insertion part and a fixing part which are communicated with each other, the fixing part is horizontally placed in the flexible fixing disc, and the insertion part is vertically connected to the bottom of the flexible fixing disc; the device further comprises a connecting hose, a drainage hose and a sealing gasket. And a viscous auxiliary material. The drainage needle head is fixed in the flexible fixing disc, so that the bending degree of the scalp needle is unified, the needle head does not need to be bent additionally, a sewing fixing mode is not adopted and is changed into a pasting fixing mode, meanwhile, the flexible fixing disc and the sealing gasket can change the shape of the scalp needle, the scalp needle is attached to the scalp of a patient during fixing, fixing is firm, and fixing steps are reduced; the pain of a patient is reduced, the drainage effect is enhanced, the infection rate is reduced, the drainage effect of the Ommaya sac is fully exerted, and the recovery of the patient is promoted to the greatest extent.

The scalp needle structure comprises an arc-shaped supporting frame, an attaching plate is fixedly arranged on the top face of the arc-shaped supporting frame, fixing bandages are fixedly arranged at the two ends of the attaching plate respectively, and the arc-shaped supporting frame is fixed to the scalp of a patient through the fixing bandages; rotating shaft seats are fixedly installed on the inner walls of the two ends of the arc-shaped supporting frame, rotating disc bodies are rotationally installed in the rotating shaft seats, the two rotating disc bodies are fixedly connected through a fixed connecting plate, a limiting sleeve is fixedly arranged in the middle of the fixed connecting plate, a scalp needle body is slidably arranged in the limiting sleeve in a sleeved mode, and limiting assemblies are slidably arranged at the two ends of the fixed connecting plate respectively; threaded holes A are formed in the two ends of the arc-shaped supporting frame and penetrate through the rotating shaft seat, fixing nuts A are in threaded connection with the interiors of the threaded holes A, and the rotating disc body in the rotating shaft seat can be fixed by rotating the fixing nuts A; by means of the structure, the needle inserting depth and position of the scalp needle body can be controlled, and puncture failure and vascular injury caused by hand trembling or insufficient experience of medical staff are avoided.

The invention discloses a B ultrasonic guided lymphangioma simulated sclerosis injection treatment training model set, which belongs to the technical field of treatment training models, and comprises a sterile bag and a support plate, and the top end of the support plate is provided with a model main body placing groove, a needle cylinder placing groove, a lymphatic simulation liquid bottle placing groove, a capsule body model placing groove and a scalp needle placing groove. A hemispherical silica gel model main body is placed in the model main body placing groove, an elastic clamping block is fixedly connected in the needle cylinder placing groove, a needle cylinder is clamped and connected in the elastic clamping block, bag body models are placed in the bag body model placing grooves, and scalp needles are placed in the scalp needle placing grooves; lymphatic simulation liquid bottles are respectively placed in the lymphatic simulation liquid bottle placing grooves. Through the arrangement of the hemispherical silica gel model main body, the needle cylinder, the lymphatic simulation liquid bottle, the capsule body model and the scalp needle, students can visually learn how to simulate lymphangioma simulation sclerosis injection treatment training operation under the guidance of B ultrasound, observation and learning are facilitated, and rapid mastering is easy.

The utility model belongs to the technical field of medical instruments, and particularly discloses an infusion port with puncture positioning, which comprises an infusion port main body, a butterfly wing needle and a positioning component, a puncture part is arranged at the upper end of the infusion port main body, the butterfly wing needle is used for puncturing the puncture part, a positioning part is arranged in the middle of the butterfly wing needle, and the positioning component comprises a positioning seat and a sliding sleeve. The outer side of the positioning seat is sleeved with the sliding sleeve in a sliding mode, the positioning seat is provided with a vertically-through inner cavity, a guide ring and a plurality of clamping pieces evenly distributed in the circumferential direction are arranged in the inner cavity, the upper ends of the clamping pieces are hinged to the positioning seat, the guide ring abuts against and surrounds the multiple clamping pieces, the guide ring can push the lower ends of the multiple clamping pieces to contract inwards, and the positioning seat is provided with a vertical sliding groove. The guide ring is provided with a connecting rod penetrating through the sliding groove, the connecting rod is fixed to the sliding sleeve, an inserting groove is formed in the upper end of the sliding sleeve, and the positioning part is matched with the inserting groove in shape. The lower ends of the multiple clamping pieces contract inwards to clamp the infusion port body, the positioning part of the butterfly wing needle is inserted into the sliding groove, and the butterfly wing needle can accurately puncture.

The utility model relates to a separable veterinary scalp needle fixing device for long-distance rapid intramuscular injection, which is provided with a handheld rod and a chuck sleeve, an elastic chuck is embedded at one end of the chuck sleeve, and a crack is arranged on the elastic chuck and is aligned with a crack opening on the chuck sleeve, so that a needle head handle of a scalp needle is clamped in the crack, and the scalp needle is fixed on the handheld rod. The other end of the clamping head sleeve is movably connected with the handheld rod so that long-distance intramuscular injection can be conveniently conducted on the animal during use, the clamping head sleeve and the handheld rod are connected in a threaded connection mode or an inserting and sleeving mode, the elastic clamping head is made of elastic materials such as rubber, the clamping head sleeve is of a circular-tube-shaped structure or a square-tube-shaped structure, and the clamping head sleeve is connected with the handheld rod in a sleeved mode. The elastic chuck is inserted into the inlaying groove through the inlaying foot when the elastic chuck is in a circular tube shape, the elastic chuck is inlayed in the square inlaying pit when the elastic chuck is in a square tube structure, and the crack is aligned with the crack opening. The device is simple in structure, convenient to use, small in amazing to the animal, capable of rapidly puncturing the needle into the animal muscle under the condition that a person does not get close to the animal muscle without amazing or little amazing, high in work efficiency and good in effect.

The present invention discloses a special fixing dressing for an infusion port butterfly wing needle, which relates to the technical field of port butterfly wing needle fixing dressings, including a fixing mechanism, wherein the side of the fixing mechanism is fixedly connected to an auxiliary mechanism, and the fixing mechanism includes a No. 1 transparent dressing, and the bottom of the No. 1 transparent dressing is fixedly connected to a No. 1 adhesive strip, and one end of the connecting dressing is fixedly connected to the No. 1 transparent dressing. The present invention reduces the contact area between the No. 1 adhesive strip and the skin by designing the No. 1 transparent dressing to be hollowed out in the middle, thereby reducing the area of the patient's skin being bonded. By designing that one end of the connecting dressing is bonded to the fixed dressing body, when it is necessary to check the patient's needle insertion position, it is only necessary to peel off a connecting dressing from the upper part of the fixed dressing body, and then lift up the fixed dressing body to check the patient's needle insertion position.

This invention provides an infusion port needle positioning aid, belonging to the field of medical devices. It includes a support frame, with vertical rods fixedly connected to both sides of the top of the support frame. A sliding sleeve is slidably connected to the outer surface of each vertical rod, and a first spring is fitted onto the outer surface of the vertical rod. An adhesive strip is fixedly connected to the bottom of the support frame. A positioning component for quickly fixing a butterfly needle is provided on one side of the sliding sleeve. The positioning component includes a disc fixed to one side of the sliding sleeve, with a slot inside the disc. Two clamping plates can firmly hold the butterfly needle, ensuring that the first needle is in the center of the slot, preventing the butterfly needle from shifting to one side of the slot and causing it to deviate from the puncture position of the infusion rod. This also avoids the decrease in elasticity and deformation capacity caused by long-term spring clamping, which could lead to permanent deformation and loss of initial clamping force or pre-tightening, resulting in loosening of the fixed object.

A medical device to prevent needle pain (1) comprising a control / storage base (19) and two magnetic bases (4) horizontally next to each other that can be moved against each other to open an electromagnetic gate (9) that enables the needle (7) to out of the patient's hand and the two magnetic bases (4) are supported by a electromagnetic waves (5) and a sensor (11) capable of emitting laser radiation (12) to identify the appropriate vein and a mechanical structure (6) similar to human fingers to handle the needles (7) and an electromagnetic gate (9) through which the winged / air butterfly needles (7), wherein the medical device for preventing needle pain (1) includes an information display (18) for receiving and displaying audio (13)and visual (14) alerts through speakers (21) integratedinto the display (18) and the device (1) comprises a powerbutton (2) control buttons (3) and an on / off button (8) at thebottom of the information display (18).

The utility model relates to the technical field of medical apparatus and instruments, and discloses a sharp instrument collection box for scalp acupuncture, which comprises a collection box and a cover body, the inside of the cover body is fixedly connected with a partition plate, the right side of the rear end of the partition plate is fixedly connected with a first motor, and a rotating shaft of the first motor is fixedly connected with a first threaded screw rod; the outer side of the first threaded lead screw is in threaded connection with a first moving block, a moving pneumatic clamp is arranged on the right side of the first moving block, a fixing frame is fixedly connected to the rear end of the right side in the cover body, and a fixing pneumatic clamp is arranged on the left side of the fixing frame. The scalp needle is clamped through the fixed pneumatic clamp, the infusion tube is clamped through the movable pneumatic clamp, the clamped infusion tube is tightened, the tightened infusion tube is cut through the cutting blade, the infusion tube and the scalp needle are separated, the risk of puncture caused by manual winding of the infusion apparatus is reduced, the infusion tube is automatically cut, and the operation is convenient. The automation capability is improved and the working efficiency is improved.

The utility model discloses an auxiliary tool for inserting and pulling a butterfly needle in an infusion port. The auxiliary tool comprises a mounting plate and a ring, a drawing pin is arranged on the left side of the upper end of the mounting plate, a fixing plate is rotationally connected to the lower side of the outer arc surface of the drawing pin, and rings are arranged at the right ends of the mounting plate and the fixing plate; the limiting mechanism comprises a mounting groove, an inserting groove, vertical rods, a connecting plate and an inserting plate, the mounting groove is formed in the right side of the interior of the fixing plate, the inserting groove is formed in the right side of the lower end of the mounting plate, and the vertical rods are arranged on the left side and the right side of the interior of the mounting groove respectively and are in sliding connection with sliding holes correspondingly formed in the lower end of the connecting plate respectively; compared with a safe infusion port needle which is the same in cost, the infusion port butterfly needle insertion and extraction auxiliary tool has the advantages that the cost is greatly reduced, the traditional mode that an infusion port base is fixed by hands can be replaced, the infusion port butterfly needle insertion and extraction auxiliary tool is far away from the needle point range, the occurrence of the needle injury condition is greatly reduced, and the infusion port butterfly needle insertion and extraction auxiliary tool can be folded and fixed after work is finished and is convenient to store.

The invention belongs to the technical field of medical tools, and particularly relates to an anti-pollution infusion port maintenance and disinfection positioner. Comprising a maintenance tool box, a box cover is hinged to the maintenance tool box, UVC patch lamp beads are installed on the inner face of the box cover, an electric appliance bin is arranged in the maintenance tool box, a dry battery and a control circuit board are installed in the electric appliance bin, the dry battery is electrically connected with the control circuit board, and the control circuit board is electrically connected with the UVC patch lamp beads. The infusion port marking opening is formed in the transparent dressing, the positioning ring is fixed to the transparent dressing, the injection base is installed on the positioning ring in a threaded mode, the guide hole is formed in the middle of the transparent dressing, the needle head of the butterfly wing needle penetrates into the guide hole, the positioning notch formed in the head end of the butterfly wing needle is in sliding connection with the positioning wall on the injection base, and through cooperation, the puncture center point can be accurately positioned; the vertical insertion of the butterfly wing needle is ensured, the accuracy and stability of puncture are improved, the probability of puncture failure is reduced, and the pain and psychological burden of a patient are reduced.

The utility model provides an improved needle tube for mini negative pressure therapy, which comprises a needle tube body, a cavity is arranged in the needle tube body, a piston is arranged in the cavity, the piston is connected with a pull handle, a needle nozzle is arranged at the end of the needle tube body, a buckle structure is arranged on the upper portion of the needle nozzle, and the pull handle is connected with the needle nozzle. The scalp needle tube is communicated with the needle nozzle through the buckle structure; the scalp needle tube and the needle nozzle are fixed through the buckle structure, so that the scalp needle tube and the needle nozzle are connected more firmly and are not prone to falling off, the use effect is ensured, the improved scalp needle tube is adopted, side holes do not need to be trimmed, and use is more convenient.

The utility model belongs to the technical field of medical instruments, and particularly relates to a scalp needle capable of preventing acupuncture injury. The acupuncture injury prevention scalp needle comprises a puncture needle and a fixator, the puncture needle is detachably mounted on the fixator, and the acupuncture injury prevention scalp needle comprises a connecting tube arranged on the fixator, a mounting mechanism arranged on the fixator and used for mounting the connecting tube, and a puncture needle head arranged at the end of the connecting tube and inclined downwards and located in the fixator; the fixator can be adhered to the head of a patient and comprises a fixator body, a containing cavity formed in the fixator body and used for containing the puncture needle head and a magnifying lens arranged on the fixator body and opposite to the front end of the puncture needle head. When the intravenous infusion fixing device is used, a medical worker attaches the fixing device to the head of a patient, then a puncture needle is downwards inclined to enter the containing cavity, the puncture needle head is used for puncturing in the containing cavity, the risk that the medical worker punctures a needle during intravenous infusion can be reduced, and when the needle is pulled out, the puncture needle head is located in the containing cavity, and liquid splashing can be avoided.

The utility model discloses a nursing material for infusion port connection, and relates to the field of nursing materials. The utility model provides the nursing material for connecting the infusion port, which can conveniently eliminate a gap between a butterfly needle handle and the skin. The nursing material for infusion port connection comprises a nursing material box, a measuring scale and a gasket assembly. A first containing grid and a second containing grid are arranged in the nursing material box, and the measuring ruler and the gasket assembly are placed in the first containing grid and the second containing grid respectively. The gasket assembly comprises a plurality of gaskets; the measuring scale can measure a plurality of gaskets required to be inserted between the butterfly needle handle and the skin. The measuring scale is used for measuring the distance between the needle handle and the skin, and the measuring scale converts the distance into the number of the required gaskets. And then the gaskets with the corresponding number are taken and stacked up and are padded between the needle handle and the skin, so that the operation of eliminating the gap between the needle handle of the butterfly needle and the skin is completed. A proper number of stacked gaskets can be obtained through one-time operation, and repeated operation is avoided.

The utility model discloses an edged tool box for cutting and collecting scalp needles, which relates to the technical field of medical auxiliary instruments and comprises a collecting box body, a box cover is arranged at the upper end of the collecting box body, a feeding hole is formed in one side of the upper end of the box cover, and a cutting guide groove is formed in one side of the feeding hole. Cutting blades are fixedly connected to the portions, close to the bottom, of the two sides of the inner wall of the cutting guide groove, the cutting blades are stainless steel blades with the cutting edges away from the input hole and gradually close to the center, used scalp needles are aligned to the input hole and placed into the collecting box body, then the infusion tube is pulled along the cutting guide groove, the scalp needles are clamped into the bottoms of the cutting blades, and the scalp needles are cut. The infusion tube is cut off through the cutting edges with the distance gradually reduced on the two sides, scalp needles fall into the collecting box body to be collected, follow-up centralized treatment is facilitated, the opening of the feeding hole is small, the scalp needles directly penetrate through the feeding hole to be fed into the collecting box body to be collected, the cutting and separating operation is simple, the scalp needles cannot be spilled out during separation during operation, and operation is safer.

The present invention discloses a portable, multifunctional, safe medical sharps box, which comprises an overall component, including a horizontally arranged cylindrical box body, an outer wall of the upper end of the box body being provided with an external thread, the box body being threadably connected to the lower cover by cooperating with the inner thread provided on the inner wall of the lower cover through the external thread, and a hook being fixedly connected to the outer wall of the box body; a box cover component comprising a lower cover being threadedly connected to the external thread, a middle cover being rotatably connected inside the lower cover, a first circular hole being provided at the upper end of the middle cover, and a directional bearing being provided inside the first circular hole; the present invention solves many key links in the sharps box that are prone to needle stick injuries found through clinical work, including the defects of separation of scalp needles, setting of the delivery hole, inability to visually detect the number of sharps, wanton splashing of needles in the box, inconvenience in taking and placing, and inconvenience in cleaning.

Provided is a butterfly needle assembly (100), including: a flexible member (102) having a central region (104) with a first side member (106) and a second side member (108) collectively providing a generally flat bottom (110), the central region (104) having a middle area (112); an adhesive (114) disposed upon the generally flat bottom (110), the adhesive (114) protected by a removable cover (116); a needle hub (118) disposed within the central region (104), the needle hub (118) receiving a flexible tubing (120) line generally parallel to the generally flat bottom (110) and providing a needle (122) extending generally normal to the generally flat bottom (110) from the middle area (112) of the central region (104), the needle (122) extending for a first length; a removable needle cover (124) initially disposed about the needle (122), the removable needle cover (124) structured and arranged to removably engage with the needle hub (118); and a closing system (134) structured and arranged to close the first side member (106) and the second side member (108) of the flexible member (102) about the needle (122). A method of making a butterfly needle assembly (100) is also provided.

A butterfly needle assembly (100) is provided that includes a flexible member (102) having a central region (104) with a first side member (106) and a second side member (108) that together provide a substantially flat bottom (110), the central region (104) having an intermediate region (112); an adhesive (114) disposed on the substantially flat bottom (110), the adhesive (114) being protected by a removable cap (116); a needle hub (118) disposed within the central region (104), the needle hub (116) receiving a line of flexible tubes (120) substantially parallel to the substantially planar bottom (110) and providing a needle (122) extending from an intermediate region (112) of the central region (104) substantially orthogonal to the substantially planar bottom (110), the needle (122) extending a first length; a removable needle cap (124) initially disposed around the needle (122), the removable needle cap (124) configured and arranged to removably engage with the needle hub (118); and a closure system (134) constructed and arranged to close the first side member (106) and the second side member (108) of the flexible member (102) around the needle (122). A method of manufacturing a butterfly needle assembly (100) is also provided.

This utility model discloses a puncture system for puncturing infusion ports. It is characterized by comprising a butterfly needle and an auxiliary device. The auxiliary device includes a fixedly connected handle and a limiter. The limiter is an arc-shaped structure with a single-sided opening, arranged around the infusion port. The limiter has a frustum-shaped structure expanding from a first end to a second end in its axial direction, and its sidewalls have several deformation slits. The second end is used to contact the infusion port, and the first end has a central opening for the butterfly needle tip to pass through. This utility model uses the positioning function of the auxiliary device to guide medical personnel to the needle insertion position. Simultaneously, the frustum-shaped structure and deformation slits of the auxiliary device allow medical personnel to apply axial force to the limiter, driving the second end of the limiter, which contacts the infusion port, to expand circumferentially outward to tighten the infusion port and skin, thus enabling medical personnel to accurately puncture the infusion port with the butterfly needle.

The utility model relates to the technical field of medical instruments, in particular to an indwelling needle convenient for fixing a scalp needle, which comprises an indwelling needle body, the indwelling needle body comprises a needle head part and a connector part, and a catheter for communicating the needle head part with the connector part is arranged between the needle head part and the connector part; the joint part comprises a joint tube body and a bile cap, a clamping device is further arranged on the joint tube body and comprises a clamping groove part and a supporting part, the supporting part is connected to the joint tube body, the clamping groove part is arranged at the end of the supporting part, and after the infusion apparatus is connected with the joint part, a fin plate of the scalp needle corresponds to the clamping groove part. The clamping groove part is used for containing a fin plate of a scalp needle. According to the utility model, the clamping device is arranged on the joint pipe body and is used for connecting and reinforcing a scalp needle; compared with the prior art, convenience of reinforcing operation of medical staff can be effectively improved, and operation convenience of pulling out a scalp needle of an infusion apparatus after infusion of the medical staff is completed is improved.

The sharp instrument box capable of cutting the scalp needles relates to the field of medical needle recycling and comprises a box body and a plastic upper cover, a cutting structure is arranged on the plastic upper cover and comprises a needle inserting hole, a fixing shaft, a cutting blade and a first magnetic attraction block, the needle inserting hole is designed in a penetrating mode and is formed in the plastic upper cover, and the fixing shaft is arranged on the plastic upper cover. An opening is formed in the bottom of the plastic upper cover, the fixing shaft is rotationally connected into the opening, and the cutting blade is fixedly connected to the outer wall of the fixing shaft. The sharp instrument box can attract scalp needles, the scalp needles are cut off through the rotary cutting structure, the cut scalp needles fall into the box body and are magnetically attracted by the storage structure, and needle heads magnetically attracted cannot fall out to cause pollution even if the sharp instrument box topples over. And a magnetic attraction structure is also arranged in the cutting structure, so that the needle head can be guided to enter the box body, and the aiming and inserting time of medical personnel is shortened.

The utility model discloses an infusion port butterfly needle fixing device, and relates to the field of butterfly needle fixing. In the prior art, a round hole is formed in the middle of the butterfly needle fixing layer and used for fixing an injection seat protruding upwards in the skin, the operation of padding aseptic cotton can be avoided, a groove is further formed in the butterfly needle fixing layer, located below the round hole and matched with an infusion catheter, and a protrusion is arranged in the middle of the application layer and used for fixing the injection seat. A containing cavity used for containing the upwards-protruding skin implanted into the infusion port is formed in the protrusion. According to the infusion port butterfly needle fixing device, the adsorption layer is designed above the containing cavity of the adsorption fixing layer, and errhysis and exudate can be absorbed in time; the needle body fixing groove and the infusion catheter fixing groove communicated with the needle body fixing groove are formed, it can be guaranteed that the butterfly-shaped needle is stably arranged in the adsorption fixing layer, the fixing effect is good, meanwhile, the application layer is provided with the butterfly-shaped needle through hole, the upper portion of the butterfly-shaped needle penetrates through the through hole, and application is smoother.

The utility model discloses a butterfly needle for an infusion port, and relates to the field of medical instruments. The infusion port butterfly needle comprises a needle handle, a needle head and a butterfly wing, the needle head is connected and perpendicular to the front end of the needle handle, and the butterfly wing is connected with the needle handle. The supporting assembly comprises a supporting seat, a supporting rod group and a limiting piece; the supporting seat is arranged below the needle handle and is in the same direction with the needle handle, a needle penetrating hole is formed in the end, close to the needle head, of the supporting seat in a penetrating mode, and the needle head penetrates through the needle penetrating hole and is matched with the needle penetrating hole. Two sliding grooves in the same direction as the supporting base are formed in the supporting base in a spaced mode. The upper wall and the lower wall of each sliding groove are each provided with a plurality of limiting grooves formed in the sliding groove direction at intervals. The supporting rod sets and the sliding grooves are arranged in a one-to-one correspondence mode, the two supporting rod sets form a splayed structure, the upper ends of the supporting rod sets are hinged to the needle handle, and the lower ends of the supporting rod sets can slide in the sliding grooves so that the lower ends of the two supporting rod sets can be close to or away from each other; the limiting piece can be inserted into the limiting groove to prevent the lower end of the supporting rod set from moving.

Provided is a butterfly needle assembly, including: a flexible member having a central region with a first side member and a second side member collectively providing a generally flat bottom, the central region having a middle area; an adhesive dressing disposed upon the generally flat bottom, the adhesive dressing protected by a removable cover; a needle hub disposed within the central region, the needle hub receiving a flexible tubing line generally parallel to the generally flat bottom and providing a needle extending generally normal to the generally flat bottom from the middle area of the central region, the needle extending for a first length; a removable needle cover initially disposed about the needle, the removable needle cover structured and arranged to removably engage with the needle hub; and a closing system structured and arranged to close the first side member and the second side member of the flexible member about the needle. A method of making a butterfly needle assembly is also provided.