Information
-
Patent Grant
-
6343629
-
Patent Number
6,343,629
-
Date Filed
Friday, June 2, 200024 years ago
-
Date Issued
Tuesday, February 5, 200222 years ago
-
Inventors
-
Original Assignees
-
Examiners
- Huson; Gregory L.
- deVore; Peter
Agents
-
CPC
-
US Classifications
Field of Search
US
- 141 383
- 141 329
- 141 330
- 141 348
- 141 349
- 141 368
- 141 386
- 053 287
- 053 329
- 053 3315
- 053 485
-
International Classifications
-
Abstract
A coupling device for coupling a vial connector to a drug vial, comprising actuating means (112′), for bringing the drug vial and/or the vial connector (105′) into a third position in which a cannula (108′) penetrates a seal (104′) of the drug vial in a direction along an axis (A) substantially perpendicular (α≈90°) to a main plane (P) of the seal (104′), and guiding means (113) controlling the direction. The actuating means (112′) are designed for applying a force on the drug vial and/or the vial connector (105′) enabling the locking means (106′, 107′) to become permanently locked around the neck (102′). The first positioning means (110′) are adjustable for holding drug vials (101′) of several different dimensions and/or the second positioning means (111′) are adjustable for holding vial connectors (105′) of several different dimensions. The coupling device allows the positioning means to release the vial and the vial connector, and can be utilised in connection with aseptic preparation and handling of drugs.
Description
TECHNICAL FIELD
The present invention relates to a coupling device for coupling a vial connector to a drug vial. The invention can be implemented for aseptic preparation and handling of drugs involving a special vial connector having a cannula which is utilised for puncturing the seal of a drug vial or another drug bottle.
BACKGROUND OF THE INVENTION
When preparing drugs, intended for e.g. injection or infusion, demands are made on aseptic conditions. In order to achieve such conditions when preparing drugs, for example in hospitals and pharmacies, special safety boxes or cabinets in a clean room environment normally are utilised.
Recently, a serious problem in connection with drug preparation and other similar handling has been observed. It has been found that medical and pharmacological staff can be exposed to drugs or solvents in the ambient air while performing drug preparation. This problem is particularly serious when the preparation of e.g. cytotoxic drugs is concerned. Cytotoxic drugs have been reported to constitute a working environment problem when they escape into the environment. Antiviral drugs, antibiotics and radiopharmaceuticals are other drugs which can create working environment problems.
Therefore, it has been proposed that aseptic preparation and handling of drugs should be accomplished by means of special assemblies which are sealed against the ambient air before and during administration to a patient.
Accordingly, U.S. Pat. No. 5,766,147 discloses a device which provides for direct incorporation of a substance from a separate container, such as a drug vial, into the contents of a liquid delivery device, which has a connecter to provide communication between the device and the container, and means for closing the connection prior to dispensing the contents of the device. Furthermore, U.S. Pat. No. 5,766,147 discloses a method for permitting a substance in a container to be transferred to a liquid delivery device, and the contents of the device to be administrated to a patient.
Furthermore, WO 98/32411 discloses a luer connector comprising a luer connectable to a syringe and which extends to a sharpened end capable of being driven through a puncturable vial closure to thereby puncture the closure, a luer support which is mountable on a vial and which initially supports the luer in a first position in which the sharpened end of the conduit is pointed towards the closure. The luer connector further comprises a luer driver such that movement of the driver relative to the support causes the luer to be driven so that the sharpened end punctures the closure and enters the vial. The luer connector facilitates connection of a hypodermic syringe to the vial.
The patent publication FR 2 714 824 discloses a vial device comprising an external cover exhibiting a first, open end and a second, closed end provided with a passage for a liquid. The cover comprises perforating means in which the perforating end projects through the passage into the cover. The perforating means exhibits an internal channel which extends the passage. Thereby, a vial exhibits a body having a a first end provided with puncturable membrane and a second end sealed by a piston slidingly mounted within the body of the vial. When in a storage position, the vial is coupled to the cover and is arranged to be pressed into the cover in such a way that the perforating means punctures the deformable membrane, with sealing means between the cover and the body of the vial.
Many drugs are provided in a dry form in order to achieve a longer shelf life, e.g. so-called lyophilized drugs. Such drugs have to be prepared by means of adding a suitable solvent before being administrated to a patient. This is usually accomplished by means of a special connector assembly or the like for enabling attachment of the vial to a source of solvent to reconstitute the dry drug.
Accordingly, EP 0 829 250 A2 discloses a connector assembly for efficient flow of liquid into and/or out of a vial, such as a vial containing a lyophilized drug. The connector assembly features a collar which is mountable to the rim of the vial in a locked position and thereafter removable by an end-user when disposal of the device is desired.
Thus, aseptic preparation and handling of drugs often involve that a special connector having a cannula is utilized for puncturing the seal or closure of a drug vial or drug bottle. The previously known methods for coupling such connectors to a vial and puncturing the seal of the vial are associated with certain problems.
For instance, it has been found that the cannula of the vial connector often may puncture the vial seal in an undesirable way, e.g. so that the cannula creates a larger perforation in the vial seal than necessary, and thereby increases the risk that cytotoxic drugs or the like escape into the working environment.
In cases where the previously known vial connectors are pressed down manually around the neck of a drug vial, it can be difficult to obtain a sufficient force in order to obtain a secure locking of the connector around the neck of the vial.
Furthermore, the previously known assemblies for coupling a connector to the neck of a vial or bottle can only accommodate drug vials or bottles of one single predetermined size. In view of the above described deficiencies associated with previously known assemblies and methods for coupling a connector to the neck of a vial or bottle, the present invention has been developed. These enhancements and benefits are described in greater detail hereinbelow with respect to several alternative embodiments of the present invention.
SUMMARY OF THE INVENTION
The present invention in its several disclosed embodiments alleviates the drawbacks described above with respect to conventional assemblies and methods for coupling a connector to the neck of a vial or bottle and incorporates several additionally beneficial features.
Accordingly, a first object of the present invention is to provide a coupling device for coupling a vial connector to a drug vial which eliminates the above-mentioned problems associated with known devices and methods. Furthermore, arrangements configured according to the present invention ensure that vial connectors of different sizes can be coupled to drug vials or bottles of different sizes in a way preventing the cannula of the vial connector from creating a larger hole than necessary in the seal of the drug vial, while ensuring that the vial connector is pressed down over the neck of the vial with a force sufficient for achieving a permanent coupling of the vial connector to the drug vial.
This first object of the present invention is achieved by means of the coupling device comprising first positioning means for holding the drug vial in a first position, and further comprising second positioning means for holding the vial connector in a second position. The coupling device further comprises actuating means for bringing the drug vial and/or the vial connector into a third position in which the cannula penetrates the seal in a direction along an axis substantially perpendicular to a main plane of the seal. According to the invention, the coupling device comprises guiding means controlling the direction, wherein the actuating means are designed for applying a force in the above-mentioned direction on the drug vial and/or the vial connector enabling the locking means to become permanently locked around the neck when reaching the third position. Thereby, the first positioning means are adjustable for holding drug vials of several different dimensions and/or the second positioning means are adjustable for holding vial connectors of several different dimensions. Furthermore, the coupling device is designed for allowing the first and second positioning means to release the vial and the vial connector after having reached the third position.
Further objects of the present invention will become evident from the following description, while the features enabling the further objects to be reached are defined in the dependent claims.
The beneficial effects described above apply generally to each of the exemplary devices and methods disclosed herein as they relate to coupling a connector to the neck of a vial or bottle. The specific structures and steps through which these benefits are delivered will be described in detail hereinbelow.
BRIEF DESCRIPTION OF THE DRAWINGS
The invention will now be described in greater detail in the following way of example only and with reference to the attached drawings, in which:
FIG. 1
shows a perspective view of drug vials
101
;
301
and vial connectors
105
;
305
, of two different sizes, wherein each vial connector
105
;
305
is intended to be permanently coupled to its respective vial
101
;
301
by means of the coupling device according to the invention,
FIG. 2
shows one of the drug vials
101
″ and the vial connector
105
″ in
FIG. 1
after being permanently coupled together by means of the device according to the invention,
FIG. 3
shows a side view of a coupling device
109
according to a preferred embodiment of the invention with a drug vial
101
in a first position and a vial connector
105
in a second position,
FIG. 4
shows a side view of the coupling device
109
′ in
FIG. 1
when the vial connector
105
′ has been brought into a third position and the coupling has taken place,
FIG. 5
shows a side view of the coupling device
109
″ in
FIG. 1
in a state which allows first
110
″ and second
111
″ positioning means to release the vial
101
″ and the vial connector
105
″ permanently locked around the neck of the vial,
FIG. 6
shows a perspective view of the coupling device in
FIG. 1
, in a state when the third position has almost been reached, and
FIG. 7
shows a perspective view of a portion of a coupling device
201
according to an alternative embodiment of the invention.
MODE(S) FOR CARRYING OUT THE INVENTION
As required, detailed embodiments of the present invention are disclosed herein; however, it is to be understood that the disclosed embodiments are merely exemplary of the invention that may be embodied in various and alternative forms. The figures are not necessarily to scale, some features may be exaggerated or minimized to show details of particular components. Therefore, specific structural and functional details disclosed herein are not to be interpreted as limiting, but merely as a basis for the claims and as a representative basis for teaching one skilled in the art to variously employ the present invention.
In the following, a preferred embodiment and a number of alternative embodiments of a coupling device according to the invention, intended for coupling a vial connector to a drug vial, will be described with reference to the attached
FIGS. 1-7
.
The coupling device according to the invention is in tended to be used with drug vials
101
(or bottles) of a type comprising a neck
102
havingy an opening I
103
′covered by a seal
104
. Such drug vials are well-known to the skilled person and will not be discussed in greater detail herein.
FIG. 1
shows drug vials
101
and
301
which are of two different sizes, whereas
FIG. 7
shows a drug vial
201
of a third size.
Furthermore, the coupling device according to the invention is intended to be used with vial connectors
105
of a type having locking means
106
,
107
for grasping the neck
102
and at least one cannula
108
for penetrating the seal
104
of the drug vial. In connection with this, it can be mentioned that the drug vials for use with devices constructed according to the invention can have seals
104
;
204
;
304
with different outer diameters, e.g. 14 or 21 mm. Vial connectors of the type in question are well-known to the skilled person and will not be described in greater detail herein. However, vial connectors
105
;
205
;
305
of the type shown in the drawings which include pressure compensating means in the form of an expandable bladder or the like are preferred for use in the coupling device according to the invention.
As illustrated by the vial connector
305
in
FIG. 1
, vial connectors of a type having short locking means
306
alternating with longer locking means
307
are particularly preferred for use with the coupling device according to the invention. Such vial connectors makes the coupling easier, since the longer locking means
307
, after having been brought down around the vial neck
302
, will act as guiding means until also the shorter locking means
306
have been brought down around the vial neck and all the locking means
306
,
307
have “snapped” down around the vial neck
302
into their final positions.
Furthermore, as illustrated by the vial connector
405
in
FIG. 1
, a special adapter with locking means adapted for fitting around the vial neck dimension in question can be pressed down around the cannula
408
, so that the adapter is encircled by the original locking means
406
,
407
of the vial connector
405
. Accordingly, the vial connector
405
can be obtained by means of applying a special adapter onto the vial connector
305
. In this way, by means of providing appropriate adapters, the same vial connector can be utilized for coupling to vial necks of different dimensions. Also, the locking means of the adapter can have short locking means alternating with longer locking means.
According to the invention, the coupling device
109
comprises first positioning means
110
for holding the drug vial
101
in a first position, and second positioning means
111
for holding the vial connector
105
in a second position.
Furthermore, according to the invention, the coupling device comprises actuating means
112
for bringing the drug vial and/or the vial connector
105
′ into a third position in which the cannula
108
′ penetrates the seal
104
′ in a direction along an axis A substantially perpendicular α≈90° to a main plane P of the seal
104
′.
In the preferred embodiment, the first positioning means
110
comprise at least two vial engagement means
114
,
115
(
FIG. 6
) designed for aligning a centerline C of the drug vial with the axis A. As will become evident to the skilled person, many different mechanical designs are conceivable for the first positioning means, e.g. a mechanical design known per se in which the two vial engagement means
114
,
115
are connected by a spring or another elastic member.
In the preferred embodiment, the second positioning means
111
comprise snap-in means
116
designed for aligning the cannula
108
with the axis A. As will become evident to the skilled person, a number of different mechanical designs are conceivable also for the second positioning means, both mechanical designs relying on a spring or an elastic member and/or designs relying on friction between a convenient portion of the vial connector and a portion of the second positioning means.
According to the invention, the coupling device comprises guiding means
113
which control the direction. Of advancement in the preferred embodiment, the guiding means
113
comprise at least one elongate member
119
,
120
which is/are rigidly attached to the support
118
in parallel with the axis A, and which elongate member(s)
119
,
120
is/are designed for sliding contact with the actuating means
112
. However, within the scope of the invention, also other technical designs of the guiding means are conceivable.
According to the invention (FIG.
4
), the actuating means
112
′ are designed for applying a force in the above-mentioned direction on the drug vial and/or the vial connector
105
′ enabling the locking means
106
′,
107
′ (of the vial connector) to become permanently locked around the neck
102
′ (of the drug vial) when reaching the third position. Accordingly, it is conceivable with embodiments of the coupling device which achieve the coupling by means of displacing a vial connector into contact with an immovable drug vial. by means of displacing a drug vial into contact with an immovable vial connector, or by means of displacing both vial connector and drug vial towards each other until they contact each other.
In the preferred embodiment of the invention, the actuating means
112
′ are designed for applying a force in the above-mentioned direction on the drug vial and/or the vial connector
105
′ which is larger than 100 N, and preferably between 147 and 196 N.
By means of using conventional laboratory equipment for force measurements when coupling different vial connectors to different drug vials, the above-mentioned force levels were established as particularly advantageous because they enable coupling of vial connectors and drug vials which are able to provide a very strong permanent coupling, but without requiring an extraordinary physical strength of the person operating the device. However, within the scope of the invention, it is also conceivable with less advantageous embodiments where the actuating means are designed for applying a smaller or larger force than 100 N.
In the preferred embodiment (FIG.
6
), the actuating means
112
comprise a handle
117
which is pivotally attached to a support
118
. However, it is also conceivable with advantageous embodiments of the coupling device according to the invention in which the actuating means
212
comprise a gear wheel
222
and/or a gear rack
223
, as shown in
FIG. 7
, or embodiments in which the actuating means comprise an electric motor, a hydraulic system, or a pneumatic system.
According to the invention, the first positioning means
110
are adjustable for holding drug vials
101
;
201
;
301
of several different dimensions and/or the second positioning means
111
are adjustable for holding vial connectors
105
;
205
;
305
of several different dimensions. This offers great advantages, since one single coupling device according to the invention can fulfil the entire need for a reliable and safe coupling assembly. As will become evident to the skilled person, many different mechanical designs are conceivable for the adjustable first and/or second positioning means.
Furthermore, according to the invention (FIG.
5
), the coupling device
109
″ is designed for allowing the first
110
″ and second
111
″ positioning means to release the vial
101
″ and the vial connector
105
″ after having reached the third position. In the preferred embodiment, the coupling device
109
″ is designed for allowing an operator to release the vial
101
″ and the vial connector
105
′ which is now permanently locked around the neck from the first
110
″ and second
111
″ positioning means by means of hand power, after having reached the third position. As has become evident from the foregoing, this can be accomplished e.g. in the way shown in
FIGS. 6 and 7
, in which the first positioning means
110
comprise recessed vial engagement means
114
,
115
, which preferably are spring-loaded, and the second positioning means
111
comprise flexible snap-in means
116
.
In an alternative embodiment, illustrated in
FIG. 7
, the coupling device
209
comprises a lever
221
for inducing engagement or release of the vial
201
and/or the vial connector
205
to/from the first
210
and/or the second positioning means.
Alternative language may be utilized to describe the same structures and methods disclosed hereinabove, and for which like reference numerals are used for designating like structures and steps. With reference again to
FIGS. 1
,
3
and
6
, an alternative description designates the invention as an arrangement
109
for coupling a connector
105
to a drug vial
101
having a neck
102
with an opening
103
covered by a seal
104
. The connector
105
has a locking arrangement utilizing short locking members
106
and long locking members
107
, each of which are adapted to grasp the neck
102
of a drug vial
101
. The connector
105
also carries a cannula
108
that is adapted to penetrate the seal
104
positioned across the neck
102
of the drug vial
101
. A vial positioning arrangement
110
is adapted to releasably hold the drug vial
101
stationary in a connector receiving position. A connector positioning arrangement
111
is adapted to initially hold the connector
105
in a pre-install position that is at a predetermined location relative to the neck
102
of a drug vial
101
held by the vial positioning arrangement
110
. An actuator
112
is provided and adapted to bring the connector
105
into an installed position as shown in
FIG. 6
upon the neck
102
of a drug vial
101
so that the cannula
108
penetrates the seal
104
positioned across the neck
102
of the drug vial
101
in a substantially perpendicular direction to a top surface (P) of the seal
104
. A guide
113
is utilized that is adapted to establish the substantially perpendicular direction of penetration of the cannula
108
into the seal
104
. The actuator
112
is further adapted to apply an installation force on the connector
105
toward the neck
102
of the drug vial
101
of sufficient magnitude to install the connector
105
upon the neck
102
and to activate the locking arrangement
106
,
107
causing the connector
105
to become permanently locked to the neck
102
of the drug vial
101
when the installed position is achieved.
The vial positioning arrangement
110
is adapted to be adjustable to accommodate holding drug vials
101
of different dimensions and the connector positioning arrangement
111
is adapted to be adjustable to accommodate holding connectors
105
of different dimensions.
The vial positioning arrangement
110
and the connector positioning arrangement
111
are adapted to release a drug vial
101
and the connector
105
, respectively, after the installed position is achieved.
The actuator incorporates a handle
117
pivotally coupled to a support
118
for urging the connector
105
to the installed position. The actuator
112
is adapted to apply an installation force through the connector positioning arrangement
111
in a magnitude of at least 100 N, and preferably in a magnitude ranging between 147 and 196 N.
The vial positioning arrangement
110
utilizes at least two vial engaging members
114
,
115
adapted to align a centerline C of any drug vial
101
held therein with a centerline A of a connector
105
to be installed thereupon. In other words, the centerlines of the drug vial
101
and connector
105
should be oriented to be substantially coincident. This presumes also that in a preferred embodiment, a centerline of the cannula
108
will be substantially aligned with the centerline A of the connector
105
on which it is carried when properly installed thereupon.
The connector positioning arrangement
111
includes a receiver
116
configured for releasable engagement with the connector
105
, the receiver
116
being arranged to align the cannula
108
about the centerline C of a drug vial
101
held in the vial positioning arrangement
110
.
The guide includest least one elongate member
119
,
120
rigidly attached to the support
118
in parallel with the centerline of the connector A. The elongate member(s)
119
,
120
is/are adapted for sliding engagement with at least a portion of the actuator
112
.
The connector positioning arrangement
111
is further adapted to allow an operator to release the connector
105
therefrom exclusively by hand power. Likewise, the vial positioning arrangement
110
is adapted to allow an operator to release a drug vial
101
therefrom exclusively by hand power. Each of these actions can be accomplished using the connector release lever(s)
221
(
FIG. 7
) for inducing release of the connector
105
from the connector positioning arrangement
111
and the drug vial
101
from the vial positioning arrangement
110
.
It is further contemplated that the actuator
112
may utilize a gear wheel and a gear rack for moving the connector
105
into the installed position as depicted in FIG.
7
. Still further, the actuator
112
may derive an actuating force from a drive source selected from one or more of the group including: an electric motor, a hydraulic system, and a pneumatic system.
The present invention should by no means be regarded as being limited to what has been disclosed in connection with the above-described embodiments, or to what is shown in the attached drawings, but the scope of the invention is defined by the following claims.
Claims
- 1. A coupling device for coupling a vial connector to a drug vial,said drug vial (101) of a type comprising a neck (102) having an opening (103) covered by a seal (104), and said vial connector (105) of a type having locking means (106, 107) for grasping said neck (102) and at least one cannula (108) for penetrating said seal (104), said coupling device (109) comprising first positioning means (110) for holding said drug vial (101) in a first position, and further comprising second positioning means (111) for holding said vial connector (105) in a second position, and actuating means (112) for bringing said drug vial and/or said vial connector (105′) into a third position in which said cannula (108′) penetrates said seal (104′) in a direction along an axis (A) substantially perpendicular (α≈90°) to a main plane (P) of said seal (104′), and wherein said coupling device comprises guiding means (113) controlling said direction, and said actuating means (112′) are designed for applying a force in said direction on said drug vial and/or said vial connector (105′) enabling said locking means (106′, 107′) to become permanently locked around said neck (102′) when reaching said third position, and said first positioning means (110) are adjustable for holding drug vials (101; 201; 301) of several different dimensions and/or said second positioning means (111) are adjustable for holding vial connectors (105; 205; 305) of several different dimensions, and said coupling device is designed for allowing said first (110″) and second (111″) positioning means to release said drug vial (101″) and said vial connector (105″) after having reached said third position.
- 2. A coupling device according to claim 1, wherein said actuating means (112′) are designed for applying a force in said direction on said drug vial and/or said vial connector (105′) which is larger than about 100 N.
- 3. A coupling device according to claim 2, wherein said actuating means (112′) are designed for applying a force in said direction on said dmug vial and/or said vial connector (105′) which is between about 147 and about 196 N.
- 4. A coupling device according to claim 1, wherein said first positioning means (110) comprise at least two vial engagement means (114, 115) designed for aligning a centre line (C) of said drug vial with said axis (A).
- 5. A coupling device according to claim 1, wherein said second positioning means (111) comprise snap-in means (116) designed for aligning said cannula (108) with said axis (A).
- 6. A coupling device according to claim 1, wherein said actuating means (112) comprise a handle (117) which is pivotally attached to a support (118).
- 7. A coupling device according to claim 1, wherein said guiding means (113) comprise at least one elongate member (119, 120) which is/are rigidly attached to said support (118) in parallel with said axis (A), and which elongate member(s) (119, 120) are designed for sliding contact with said actuating means (112).
- 8. A coupling device according to claim 1, wherein said coupling device (109″) is designed for allowing an operator to release said drug vial (101″) and said vial connector (105″) from said first (110″) and second (111″) positioning means by means of hand power, after having reached said third position.
- 9. A coupling device according to claim 1, wherein said actuating means (212) comprise a gear wheel (222) and/or a gear rack (223).
- 10. A coupling device according to claim 1, wherein said actuating means comprise an electric motor, a hydraulic system, or a pneumatic system.
- 11. A coupling device according to claim 1, wherein said coupling device is adapted for permanently coupling a vial connector (305) having short locking means (306) alternating with longer locking means (307) to said drug vial (301).
- 12. An arrangement for coupling a connector to a drug vial, the drug vial having a neck with an opening covered by a seal, the connector having a locking arrangement adapted to grasp the neck of the drug vial and a cannula adapted to penetrate the seal positioned across the neck of the drug vial, said arrangement comprising:a vial positioning arrangement adapted to releasably hold a drug vial stationary in a connector receiving positioning; a connector positioning arrangement adapted to initially hold a connector in a pre-install position that is at a predetermined location relative to the neck of a drug vial held by said vial positioning arrangement; an actuator adapted to bring said connector into an installed position upon the neck of a drug vial held by said vial positioning arrangement so that said cannula penetrates a seal positioned across the neck of the drug vial in a substantially perpendicular direction to a top surface of the seal; and a guide adapted to establish said substantially perpendicular direction of penetration of said cannula into a seal positioned across the neck of a drug vial held by said vial positioning arrangement and said actuator being further adapted to apply an installation force on said connector toward the neck of the drug vial and to activate said locking arrangement causing said connector to become permanently locked to the neck of the drug vial when said installed position is achieved.
- 13. The arrangement as recited in claim 12, wherein said vial positioning arrangement is adapted to be adjustable to accommodate holding drug vials of different dimensions and said connector positioning arrangement is adapted to be adjustable to accommodate holding connectors of different dimensions.
- 14. The arrangement as recited in claim 12, wherein said vial positioning arrangement and said connector positioning arrangement are adapted to release a drug vial and said connector, respectively, after said installed position is achieved.
- 15. The arrangement as recited in claim 12, wherein said actuator is adapted to apply said installation force in a magnitude of at least 100 N.
- 16. The arrangement as recited in claim 12, wherein said actuator is adapted to apply said installation force in a magnitude between 147 and 196 N.
- 17. The arrangement as recited in claim 12, wherein said vial positioning arrangement comprises at least two vial engaging members adapted to align a centerline of any drug vial held therein with a centerline of said connector.
- 18. The arrangement as recited in claim 12, wherein said connector positioning arrangement comprises a receiver configured for releasable engagement with said connector, said receiver arranged to align said cannula with a centerline of a drug vial held in said vial positioning arrangement.
- 19. The arrangement as recited in claim 12, wherein said actuator comprises a handle pivotally coupled to a support for urging said connector to said installed position.
- 20. The arrangement as recited in claim 19, wherein said guide comprises at least one elongate member rigidly attached to said support in parallel with said centerline of said connector, said elongate member adapted for sliding engagement with at least a portion of said actuator.
- 21. The arrangement as recited in claim 12, wherein said connector positioning arrangement is further adapted to allow an operator to release said connector therefrom exclusively by hand power.
- 22. The arrangement as recited in claim 12, wherein said vial positioning arrangement is further adapted to allow an operator to release a drug vial therefrom exclusively by hand power.
- 23. The arrangement as recited in claim 12, wherein said actuator comprises a gear wheel and a gear rack for moving said connector into said installed position.
- 24. The arrangement as recited in claim 12, wherein said actuator derives an actuating force from a drive source selected from the group comprising: an electric motor, a hydraulic system, and a pneumatic system.
- 25. The arrangement as recited in claim 12, further comprising:said connector having short locking members alternating with long locking members for permanently coupling said connector to a drug vial.
- 26. An arrangement for coupling a connector to a drug vial having a neck with an opening covered by a seal, said arrangement comprising:a vial positioning arrangement adapted to releasably hold a drug vial stationary in a connector receiving position; a connector positioning arrangement adapted to initially hold a connector having a locking arrangement adapted to grasp a neck of a drug vial and a cannula adapted to penetrate a seal positioned across the neck of the drug vial in a pre-install position that is at a predetermined location relative to a location of a neck of a drug vial held by said vial positioning arrangement; an actuator adapted to bring a connector into an installed position upon the neck of a drug vial held by said vial positioning arrangement so that a cannula of the connector penetrates a seal positioned across the neck of the drug vial in a substantially perpendicular direction to a top surface of the seal; and a guide adapted to establish said substantially perpendicular direction of penetration of the cannula into a seal positioned across the neck of a drug vial held by said vial positioning arrangement and said actuator being further adapted to apply an installation force on the connector toward the neck of the drug vial of sufficient magnitude to install the connector upon the neck of the drug vial and to activate a locking arrangement causing the connector to become permanently locked to the neck of the drug vial when said installed position is achieved.
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Number |
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Date |
Kind |
1908216 |
Bergman |
May 1933 |
A |
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A |
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A |
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