WO2008059493A2 - An open/close mechanism of passive mechanical interface and a finger-type peristaltic infusion pump - Google Patents

An open/close mechanism of passive mechanical interface and a finger-type peristaltic infusion pump Download PDF

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Publication number
WO2008059493A2
WO2008059493A2 PCT/IL2007/001399 IL2007001399W WO2008059493A2 WO 2008059493 A2 WO2008059493 A2 WO 2008059493A2 IL 2007001399 W IL2007001399 W IL 2007001399W WO 2008059493 A2 WO2008059493 A2 WO 2008059493A2
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WO
WIPO (PCT)
Prior art keywords
open
finger
close
saddle
infusion pump
Prior art date
Application number
PCT/IL2007/001399
Other languages
French (fr)
Other versions
WO2008059493A3 (en
Inventor
Shachar Rotem
Original Assignee
Q-Core Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Q-Core Ltd. filed Critical Q-Core Ltd.
Priority to CN200780041966.8A priority Critical patent/CN101558241B/en
Publication of WO2008059493A2 publication Critical patent/WO2008059493A2/en
Publication of WO2008059493A3 publication Critical patent/WO2008059493A3/en
Priority to US12/464,202 priority patent/US8308457B2/en
Priority to US13/651,420 priority patent/US9657902B2/en
Priority to US15/600,740 priority patent/US10184615B2/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/08—Machines, pumps, or pumping installations having flexible working members having tubular flexible members
    • F04B43/082—Machines, pumps, or pumping installations having flexible working members having tubular flexible members the tubular flexible member being pressed against a wall by a number of elements, each having an alternating movement in a direction perpendicular to the axes of the tubular member and each having its own driving mechanism
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/142—Pressure infusion, e.g. using pumps
    • A61M5/14212—Pumping with an aspiration and an expulsion action
    • A61M5/14228—Pumping with an aspiration and an expulsion action with linear peristaltic action, i.e. comprising at least three pressurising members or a helical member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/0009—Special features
    • F04B43/0054—Special features particularities of the flexible members
    • F04B43/0072—Special features particularities of the flexible members of tubular flexible members
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
    • A61M39/22—Valves or arrangement of valves
    • A61M39/28—Clamping means for squeezing flexible tubes, e.g. roller clamps
    • A61M39/281—Automatic tube cut-off devices, e.g. squeezing tube on detection of air

Definitions

  • the present invention generally relates to an OPEN/CLOSE mechanism provided by both an elongated passive mechanical interface (MS) and a finger-type peristaltic infusion-pump (DDS).
  • MS passive mechanical interface
  • DDS finger-type peristaltic infusion-pump
  • Finger-type peristaltic infusion pump utilizes flexible infusion for delivering infusion fluid.
  • the incorporation of the tube into the DDS requires the patient or the hospital personnel to apply significant measure of energy and to use two hands, one to mount the tube in the DDS and the other to immobilize the tube to its place.
  • the mounting of the tube requires extensive experience and 3D coordination.
  • users must utilize their two hands to affix the tubing into the pump.
  • a simple to operate OPEN/CLOSE mechanism for DDSs is hence still a long felt need.
  • an OPEN/CLOSE mechanism comprising a passive mechanical interface (MS) and a fmger-type peristaltic infusion pump (DDS).
  • MS is an elongated member characterized by upstream and downstream opposite ends, integrally accommodating a portion of a flexible infusion-tube, the main longitudinal axis of said tube is parallel to the main longitudinal axis of said MS.
  • the MS comprises modules selected from a group consisting inter alia (i) a saddle-like catch (saddle), located at one end of the MS, preferably the downstream end; and (U) a toothed interface located at the opposite end of the MS, preferably the upstream end, the interface is adapted to accommodate at least one catch securely and reversibly fastening said MS in an OPEN configuration.
  • the inger-type peristaltic infusion pump comprises modules selected inter alia from a group consisting of (i) a barrel-like axle (barrel), located e.g., one potion of the pump, preferably the downstream portion.
  • the barrel is adapted to fit said saddle by means of shape and size such that a two-parts hinge is when said saddle and barrel are integrated; said hinge reversibly facilitates said MS in either OPEN (MS is away from the finger-type peristaltic infusion pump) configuration or CLOSE (MS incorporates with the finger-type peristaltic infusion pump) configuration; and,
  • stepwise incorporation of said MS with the finger-type peristaltic infusion pump provides an easy and mistake-proof OPEN/CLOSE three steps mechanism: first step comprises incorporating said saddle with said barrel in said OPEN configuration, such that one, i.e., Roll, degree of freedom in said three dimensional mutual orientation is eliminated; second step rotatably closes said MS in a lever-like manner; and the third step comprises incorporation of said spring catch within said toothed interface, so that other five DOFs are eliminated and a secure CLOSE configuration is obtained.
  • Another object of the present invention to provide OPEN/CLOSE mechanism as defined above, wherein the force required rotating and shutting said MS to its CLOSE configuration is about 1.2 Kg.
  • Another object of the present invention to provide OPEN/CLOSE mechanism as defined above, wherein the barrel-saddle hinged mechanism provides for a single-handed MS-DDS integration ability
  • Another object of the present invention to provide OPEN/CLOSE mechanism as defined above, wherein the flexible infusion tube is accommodated within said MS by means of two connectors; the connectors immobilize said tube and stabilizing it towards forces applied in parallel to the tube's main longitudinal axis, i.e., from the patent and/or supply lines.
  • Another object of the present invention to disclose a method for providing an OPEN/CLOSE mechanism by both an elongated passive mechanical interface (MS) and a finger-type peristaltic infusion pump.
  • the method comprises steps as follows: a. obtaining an OPEN/CLOSE mechanism as defined in any of the above; b. stepwise incorporating the MS with the finger-type peristaltic infusion pump and thus providing an easy and mistake-proof OPEN/CLOSE three steps mechanism.
  • the mechanism comprises steps as follows: i. incorporating said saddle with said barrel in said OPEN configuration, such that one, i.e., Roll, degree of freedom in said three dimensional mutual orientation is eliminated; ii.
  • the third step comprises incorporation of said spring catch within said toothed interface, such that other five DOFs are eliminated and a secure CLOSE configuration is obtained; and, iii. incorporating said saddle with said barrel in said OPEN configuration, such one, i.e., Roll, degree of freedom (DOF) in said MS-DDS 3D mutual orientation is eliminated.
  • DOF degree of freedom
  • the methos comprises step of applying force to rotate said MS to its CLOSE configuration, said force is less than about 1.2 Kg. e.g., is about half the force (about 2.5 Kg) required to close (shut off) a non-hinged MS mechanism against the pumping mechanism.
  • a last object of the present invention to provide the method as defined above, wherein the stepwise method of incorporating said MS with said finger-type peristaltic infusion pump comprising utilizing a single hand.
  • figure 1 schematically illustrates a front and top view of an OPEN/CLOSE mechanism provided by both an elongated passive mechanical interface (MS) and a finger-type peristaltic infusion pump according to one embodiment of the present invention; the view is provided before the MS is incorporated within the finger-type peristaltic infusion pump;
  • figure 2 schematically illustrates a top view of an OPEN/CLOSE mechanism provided by both an elongated passive mechanical interface and a finger-type peristaltic infusion pump according to one embodiment of the present invention; the view is provided after the MS is incorporated within the finger-type peristaltic infusion pump;
  • figures 3-5 schematically illustrating face view of the three steps of incorporation of the MS with the finger-type peristaltic infusion pump; and, figure 6 schematically illustrating face view of the incorporated MS-DDS, showing that
  • the present invention generally relates to a passive mechanical interface for a finger-type peristaltic infusion pump; the MS integrally accommodates a portion of a flexible infusion- tube.
  • the MS is adapted to be easily and intuitively mounted into the finger-type peristaltic infusion pump by applying minimal measure of energy.
  • the incorporation of MS with the finger-type peristaltic infusion pump is easily provided by a single hand.
  • the MS of the present invention is designed to be incorporated only in a predetermined direction, and it cannot be incorporated in an opposite manner, i.e., wherein infusion fluid flows in an opposite direction.
  • the affixed MS ensures that the tube is locate in a predefined location, especially in respect to both (i) the pressing- fingers and (U) pump's various sensors. Moreover, affixed MS ensures the stability of the tube against pulling and pushing forces, i.e., forces along the main longitudinal axis of the tube provided by the patient and supply lines.
  • administration set' refers hereinafter to any device(s) that convey(s) fluids from the supply via the DDS to the patient.
  • 'patient line' refers hereinafter to any part of the administration set between the finger-type peristaltic infusion pump and the patient
  • 'supply line' refers hereinafter to any part of the administration set between the fluid supply to the finger-type peristaltic infusion pump.
  • 'passive mechanical interface' refers to a mechanical interface of the set tubing that has no moving parts such as e.g., pistons, hinges, cams, wheels, sealing membranes, gaskets etc.
  • the term 'saddle' refers hereinafter to a saddle-like hinge by which the MS is rotatably incorporated with the pump.
  • the saddle is located at the downstream portion of the MS.
  • the saddle further comprises a plurality of fastening means, such as catches, clips, screws, pins and barrels.
  • 'barrel axel' refers hereinafter to the barrel-like axle located, e.g., at the downstream-side of the finger-type peristaltic infusion pump and provides a portion of the MS-DDS interface.
  • the OPEN/CLOSE mechanism comprises inter alia members selected from a group consisting of (1) pump; (2) MS; (3) PL; (4) SL; (5) connectors; (6) MS Saddle-like interface (here a saddle located at the downstream side); (7) MS toothed interface (here an interface located at the upstream side); (8) pump-MS interface door; (9) pump-MS interface walls; (10) openings for MS connectors on the Pump-MS interface walls; (11) pump barrel like axial interface (e.g., located at the downstream side); (12) pump spring activated locker interface (e.g., here an interface which is loctaed at the upstream side); (13) segment of tube inside MS.
  • the OPEN/CLOSE mechanism comprises inter alia members selected from a group consisting of (1) pump; (2) MS; (3) PL; (4) SL; (5) connectors; (6) MS Saddle-like interface (here a saddle located at the downstream side); (7) MS toothed interface (here an interface located at the upstream side); (8) pump-
  • FIG. 1 presenting an OPEN/CLOSE mechanism comprising (21) MS; (22) pump; (23) PL; (24) SL; (25) connectors; (26) segment of tube inside MS; (27) openings for MS connectors on the pump-Ms interface walls.

Abstract

The present invention discloses an OPEN/CLOSE mechanism which comprises of a passive mechanical interface (MS) and a finger-type peristaltic infusion pump (DDS). The MS is an elongated member characterized by upstream and downstream opposite ends, integrally accommodating a portion of a flexible infusion-tube, the main longitudinal axis of said tube is parallel to the main longitudinal axis of said MS. The MS comprises modules selected from a group consisting (i) a saddle-like catch (saddle), located at one end of the MS, preferably the downstream end; and (ii) a toothed interface located at the opposite end of the MS, preferably the upstream end, the interface is adapted to accommodate at least one catch securely and reversibly fastening said MS in an OPEN configuration. The invention also presents methods for providing this OPEN/CLOSE mechanism.

Description

AN OPEN/CLOSE MECHANISM OF PASSIVE MECHANICAL INTERFACE AND A FINGER-TYPE PERISTALTIC INFUSION PUMP
FIELD OF THE INVENTION
The present invention generally relates to an OPEN/CLOSE mechanism provided by both an elongated passive mechanical interface (MS) and a finger-type peristaltic infusion-pump (DDS).
BACKGROUND OF THE INVENTION
Finger-type peristaltic infusion pump (DDS) utilizes flexible infusion for delivering infusion fluid. The incorporation of the tube into the DDS requires the patient or the hospital personnel to apply significant measure of energy and to use two hands, one to mount the tube in the DDS and the other to immobilize the tube to its place. The mounting of the tube requires extensive experience and 3D coordination. Moreover, in most DDSs, users must utilize their two hands to affix the tubing into the pump. A simple to operate OPEN/CLOSE mechanism for DDSs is hence still a long felt need.
SUMMARY OF THE INVENTION
It is thus the object of the present invention to provide an OPEN/CLOSE mechanism comprising a passive mechanical interface (MS) and a fmger-type peristaltic infusion pump (DDS). The MS is an elongated member characterized by upstream and downstream opposite ends, integrally accommodating a portion of a flexible infusion-tube, the main longitudinal axis of said tube is parallel to the main longitudinal axis of said MS. The MS comprises modules selected from a group consisting inter alia (i) a saddle-like catch (saddle), located at one end of the MS, preferably the downstream end; and (U) a toothed interface located at the opposite end of the MS, preferably the upstream end, the interface is adapted to accommodate at least one catch securely and reversibly fastening said MS in an OPEN configuration.
The inger-type peristaltic infusion pump comprises modules selected inter alia from a group consisting of (i) a barrel-like axle (barrel), located e.g., one potion of the pump, preferably the downstream portion. The barrel is adapted to fit said saddle by means of shape and size such that a two-parts hinge is when said saddle and barrel are integrated; said hinge reversibly facilitates said MS in either OPEN (MS is away from the finger-type peristaltic infusion pump) configuration or CLOSE (MS incorporates with the finger-type peristaltic infusion pump) configuration; and,
(H) (H) at least one spring catch, located at this portion of said pump, preferably upstream portion. The catch is adapted to lock-on said toothed interface and reversibly yet effectively lock the MS at said CLOSE configuration; wherein by stepwise incorporation of said MS with the finger-type peristaltic infusion pump provides an easy and mistake-proof OPEN/CLOSE three steps mechanism: first step comprises incorporating said saddle with said barrel in said OPEN configuration, such that one, i.e., Roll, degree of freedom in said three dimensional mutual orientation is eliminated; second step rotatably closes said MS in a lever-like manner; and the third step comprises incorporation of said spring catch within said toothed interface, so that other five DOFs are eliminated and a secure CLOSE configuration is obtained.
Another object of the present invention to provide OPEN/CLOSE mechanism as defined above, wherein the force required rotating and shutting said MS to its CLOSE configuration is about 1.2 Kg.
Another object of the present invention to provide OPEN/CLOSE mechanism as defined above, wherein the barrel-saddle hinged mechanism provides for a single-handed MS-DDS integration ability
Another object of the present invention to provide OPEN/CLOSE mechanism as defined above, wherein the flexible infusion tube is accommodated within said MS by means of two connectors; the connectors immobilize said tube and stabilizing it towards forces applied in parallel to the tube's main longitudinal axis, i.e., from the patent and/or supply lines.
Another object of the present invention to disclose a method for providing an OPEN/CLOSE mechanism by both an elongated passive mechanical interface (MS) and a finger-type peristaltic infusion pump. The method comprises steps as follows: a. obtaining an OPEN/CLOSE mechanism as defined in any of the above; b. stepwise incorporating the MS with the finger-type peristaltic infusion pump and thus providing an easy and mistake-proof OPEN/CLOSE three steps mechanism. The mechanism comprises steps as follows: i. incorporating said saddle with said barrel in said OPEN configuration, such that one, i.e., Roll, degree of freedom in said three dimensional mutual orientation is eliminated; ii. rotatably closing said MS in a lever-like manner, and the third step comprises incorporation of said spring catch within said toothed interface, such that other five DOFs are eliminated and a secure CLOSE configuration is obtained; and, iii. incorporating said saddle with said barrel in said OPEN configuration, such one, i.e., Roll, degree of freedom (DOF) in said MS-DDS 3D mutual orientation is eliminated.
Still another object of the present invention to provide the method as defined above, the methos comprises step of applying force to rotate said MS to its CLOSE configuration, said force is less than about 1.2 Kg. e.g., is about half the force (about 2.5 Kg) required to close (shut off) a non-hinged MS mechanism against the pumping mechanism.
A last object of the present invention to provide the method as defined above, wherein the stepwise method of incorporating said MS with said finger-type peristaltic infusion pump comprising utilizing a single hand.
BRIEF DESCRIPTION OF THE FIGURES
In order to understand the invention and to illustrate how it may be implemented in practice, a plurality of preferred embodiments will now be described, by way of non-limiting example only, with reference to the accompanying drawing, in which figure 1 schematically illustrates a front and top view of an OPEN/CLOSE mechanism provided by both an elongated passive mechanical interface (MS) and a finger-type peristaltic infusion pump according to one embodiment of the present invention; the view is provided before the MS is incorporated within the finger-type peristaltic infusion pump; figure 2 schematically illustrates a top view of an OPEN/CLOSE mechanism provided by both an elongated passive mechanical interface and a finger-type peristaltic infusion pump according to one embodiment of the present invention; the view is provided after the MS is incorporated within the finger-type peristaltic infusion pump; figures 3-5 schematically illustrating face view of the three steps of incorporation of the MS with the finger-type peristaltic infusion pump; and, figure 6 schematically illustrating face view of the incorporated MS-DDS, showing that the force needed to position and lock the MS in place has about half of the magnitude of the force applied on the MS by the pump mechanism.
DETAILED DESCRIPTION OF THE INVENTION
The following description is provided, alongside all chapters of the present invention, so as to enable any person skilled in the art to make use of said invention and sets forth the best modes contemplated by the inventor of carrying out this invention. Various modifications, however, will remain apparent to those skilled in the art, since the generic principles of the present invention have been defined specifically to provide an OPEN/CLOSE mechanism of passive mechanical interface and a finger-type peristaltic infusion pump.
The present invention generally relates to a passive mechanical interface for a finger-type peristaltic infusion pump; the MS integrally accommodates a portion of a flexible infusion- tube. The MS is adapted to be easily and intuitively mounted into the finger-type peristaltic infusion pump by applying minimal measure of energy. The incorporation of MS with the finger-type peristaltic infusion pump is easily provided by a single hand. The MS of the present invention is designed to be incorporated only in a predetermined direction, and it cannot be incorporated in an opposite manner, i.e., wherein infusion fluid flows in an opposite direction.
It is also in the scope of the present invention wherein by affixing the MS to the finger-type peristaltic infusion pump, a simultaneous and secure incorporation of the flexible infusion tube with the pumping mechanism is provided. Hence, the affixed MS ensures that the tube is locate in a predefined location, especially in respect to both (i) the pressing- fingers and (U) pump's various sensors. Moreover, affixed MS ensures the stability of the tube against pulling and pushing forces, i.e., forces along the main longitudinal axis of the tube provided by the patient and supply lines.
The term 'plurality' refers hereinafter to any integer number equal or higher 1, e.g., 2.
The term 'administration set' refers hereinafter to any device(s) that convey(s) fluids from the supply via the DDS to the patient.
The term 'patient line' (PL) refers hereinafter to any part of the administration set between the finger-type peristaltic infusion pump and the patient
The term 'supply line' (SL) refers hereinafter to any part of the administration set between the fluid supply to the finger-type peristaltic infusion pump.
The term 'passive mechanical interface' refers to a mechanical interface of the set tubing that has no moving parts such as e.g., pistons, hinges, cams, wheels, sealing membranes, gaskets etc.
The term 'saddle' refers hereinafter to a saddle-like hinge by which the MS is rotatably incorporated with the pump. According to one embodiment of the invention, the saddle is located at the downstream portion of the MS. According to another embodiment of the present invention, the saddle further comprises a plurality of fastening means, such as catches, clips, screws, pins and barrels.
The term 'barrel axel' refers hereinafter to the barrel-like axle located, e.g., at the downstream-side of the finger-type peristaltic infusion pump and provides a portion of the MS-DDS interface.
Reference is now made to figure 1, presenting an OPEN/CLOSE mechanism provided by both an elongated passive mechanical interface and a finger-type peristaltic infusion pump. The OPEN/CLOSE mechanism comprises inter alia members selected from a group consisting of (1) pump; (2) MS; (3) PL; (4) SL; (5) connectors; (6) MS Saddle-like interface (here a saddle located at the downstream side); (7) MS toothed interface (here an interface located at the upstream side); (8) pump-MS interface door; (9) pump-MS interface walls; (10) openings for MS connectors on the Pump-MS interface walls; (11) pump barrel like axial interface (e.g., located at the downstream side); (12) pump spring activated locker interface (e.g., here an interface which is loctaed at the upstream side); (13) segment of tube inside MS.
Reference is now made to figure 2, presenting an OPEN/CLOSE mechanism comprising (21) MS; (22) pump; (23) PL; (24) SL; (25) connectors; (26) segment of tube inside MS; (27) openings for MS connectors on the pump-Ms interface walls.
Reference is now made to figure 3, presenting 1st step of the OPEN/CLOSE closing mechanism: One-hand positioning of MS (31) (Saddle like interface on to barrel like axial interface) within the pump (32).
Reference is now made to figure 4, presenting 2nd step of the OPEN/CLOSE closing mechanism: One-hand rotation of MS to final position (Pump spring activated locker interface, retracts automatically).
Reference is now made to figure 5, presenting 3rd step of the OPEN/CLOSE closing mechanism: MS in final position (Pump spring activated locker interface, locks MS automatically).
Reference is now made to figure 6, showing that the force needed to position and lock MS in place has about half of the magnitude of the force applied on the MS by the pump mechanism.

Claims

1. An OPEN/CLOSE mechanism comprising a passive mechanical interface (MS) and a fmger-type peristaltic infusion pump (DDS); said MS is an elongated member characterized by upstream and downstream opposite ends, integrally accommodating a portion of a flexible infusion-tube, the main longitudinal axis of said tube is parallel to the main longitudinal axis of said MS; said MS comprises (i) a saddle-like catch (saddle), located at one end of the MS, preferably the downstream end; and (H) a toothed interface located at the opposite end of the MS, preferably the upstream end, said interface is adapted to accommodate at least one catch securely and reversibly fastening said MS in an OPEN configuration; said finger-type peristaltic infusion pump comprises (i) a barrel-like axle (barrel), located e.g., one potion of the pump, preferably the downstream portion; said barrel is adapted to fit said saddle by means of shape and size such that a two-parts hinge is when said saddle and barrel are integrated; said hinge reversibly facilitates said MS in either OPEN (MS is away from the finger-type peristaltic infusion pump) configuration or CLOSE (MS incorporates with the finger- type peristaltic infusion pump) configuration; and, (ii) at least one spring catch, located at said portion of said pump, preferably upstream portion, said catch is adapted to lock- on said toothed interface and reversibly yet effectively lock said MS at said CLOSE configuration; wherein by stepwise incorporation of said MS with said finger-type peristaltic infusion pump provides an easy and mistake-proof OPEN/CLOSE three steps mechanism: first step comprises incorporating said saddle with said barrel in said OPEN configuration, such that one, i.e., Roll, degree of freedom in said three dimensional mutual orientation is eliminated; second step rotatably closes said MS in a lever-like manner, and the third step comprises incorporation of said spring catch within said toothed interface, so that other five DOFs are eliminated and a secure CLOSE configuration is obtained.
2. The OPEN/CLOSE mechanism of claim 1 , wherein the force required rotating and shutting said MS to its CLOSE configuration is about 1.2 Kg.
3. The OPEN/CLOSE mechanism of claim 1, wherein said barrel-saddle hinged mechanism provides for a single-handed MS-DDS integration ability
4. The OPEN/CLOSE mechanism of claim 1, wherein said flexible infusion tube is accommodated within said MS by means of two connectors; said connectors immobilize said tube and stabilizing it towards forces applied in parallel to said tube's main longitudinal axis, i.e., from the patent and/or supply lines.
5. A method for providing an OPEN/CLOSE mechanism by both an elongated passive mechanical interface (MS) and a finger-type peristaltic infusion pump; said method comprising: a. obtaining an OPEN/CLOSE mechanism comprising a passive mechanical interface (MS) and a finger-type peristaltic infusion pump (DDS); said MS is an elongated member characterized by upstream and downstream opposite ends, integrally accommodating a portion of a flexible infusion-tube, the main longitudinal axis of said tube is parallel to the main longitudinal axis of said MS; said MS comprises (i) a saddle-like catch (saddle), located at one end of the MS, preferably the downstream end; and (H) a toothed interface located at the opposite end of the MS, preferably the upstream end, said interface is adapted to accommodate at least one catch securely and reversibly fastening said MS in an OPEN configuration; said finger-type peristaltic infusion pump comprises (i) a barrel-like axle (barrel), located e.g., one potion of the pump, preferably the downstream portion; said barrel is adapted to fit said saddle by means of shape and size such that a two-parts hinge is when said saddle and barrel are integrated; said hinge reversibly facilitates said MS in either OPEN (MS is away from the finger-type peristaltic infusion pump) configuration or CLOSE (MS incorporates with the finger-type peristaltic infusion pump) configuration; and, (ii) at least one spring catch, located at said portion of said pump, preferably upstream portion, said catch is adapted to lock-on said toothed interface and reversibly yet effectively lock said MS at said CLOSE configuration; and, b. stepwise incorporating said MS with said finger-type peristaltic infusion pump provides an easy and mistake-proof OPEN/CLOSE three steps mechanism: i. incorporating said saddle with said barrel in said OPEN configuration, such that one, i.e., Roll, degree of freedom in said three dimensional mutual orientation is eliminated; ii. rotatably closing said MS in a lever-like manner, and the third step comprises incorporation of said spring catch within said toothed interface, such that other five DOFs are eliminated and a secure CLOSE configuration is obtained; and, iii. incorporating said saddle with said barrel in said OPEN configuration, such one, i.e., Roll, degree of freedom (DOF) in said MS-DDS 3D mutual orientation is eliminated.
6. The method according to claim 5, comprising step of applying force to rotate said MS to its CLOSE configuration, said force is less than about 1.2 Kg. e.g., is about half the force (about 2.5 Kg) required to close (shut off) a non-hinged MS mechanism against the pumping mechanism.
7. The method according to claim 5, wherein said stepwise method of incorporating said MS with said finger-type peristaltic infusion pump comprising utilizing a single hand.
PCT/IL2007/001399 2004-11-24 2007-11-13 An open/close mechanism of passive mechanical interface and a finger-type peristaltic infusion pump WO2008059493A2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN200780041966.8A CN101558241B (en) 2006-11-13 2007-11-13 An open/close mechanism of passive mechanical interface and a finger-type peristaltic infusion pump
US12/464,202 US8308457B2 (en) 2004-11-24 2009-05-12 Peristaltic infusion pump with locking mechanism
US13/651,420 US9657902B2 (en) 2004-11-24 2012-10-14 Peristaltic infusion pump with locking mechanism
US15/600,740 US10184615B2 (en) 2004-11-24 2017-05-21 Peristaltic infusion pump with locking mechanism

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL179228A IL179228A0 (en) 2006-11-13 2006-11-13 An open/close mechanism of passive mechanical interface and a finger-type peristaltic infusion pump
IL179228 2006-11-13

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
PCT/IL2005/001249 Continuation-In-Part WO2006056986A1 (en) 2004-11-24 2005-11-24 Finger-type peristaltic pump
US11/791,599 Continuation-In-Part US8029253B2 (en) 2004-11-24 2005-11-24 Finger-type peristaltic pump

Related Child Applications (3)

Application Number Title Priority Date Filing Date
PCT/IL2005/001249 Continuation-In-Part WO2006056986A1 (en) 2004-11-24 2005-11-24 Finger-type peristaltic pump
US79159907A Continuation-In-Part 2004-11-24 2007-05-24
US12/464,202 Continuation-In-Part US8308457B2 (en) 2004-11-24 2009-05-12 Peristaltic infusion pump with locking mechanism

Publications (2)

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WO2008059493A2 true WO2008059493A2 (en) 2008-05-22
WO2008059493A3 WO2008059493A3 (en) 2009-04-16

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PCT/IL2007/001399 WO2008059493A2 (en) 2004-11-24 2007-11-13 An open/close mechanism of passive mechanical interface and a finger-type peristaltic infusion pump

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CN (1) CN101558241B (en)
IL (1) IL179228A0 (en)
WO (1) WO2008059493A2 (en)

Cited By (14)

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US8142400B2 (en) 2009-12-22 2012-03-27 Q-Core Medical Ltd. Peristaltic pump with bi-directional pressure sensor
US8308457B2 (en) 2004-11-24 2012-11-13 Q-Core Medical Ltd. Peristaltic infusion pump with locking mechanism
US8337168B2 (en) 2006-11-13 2012-12-25 Q-Core Medical Ltd. Finger-type peristaltic pump comprising a ribbed anvil
US8371832B2 (en) 2009-12-22 2013-02-12 Q-Core Medical Ltd. Peristaltic pump with linear flow control
US8535025B2 (en) 2006-11-13 2013-09-17 Q-Core Medical Ltd. Magnetically balanced finger-type peristaltic pump
US8678793B2 (en) 2004-11-24 2014-03-25 Q-Core Medical Ltd. Finger-type peristaltic pump
US9333290B2 (en) 2006-11-13 2016-05-10 Q-Core Medical Ltd. Anti-free flow mechanism
US9457158B2 (en) 2010-04-12 2016-10-04 Q-Core Medical Ltd. Air trap for intravenous pump
EP3013389A4 (en) * 2013-06-23 2017-02-08 Q-Core Medical Ltd. Mechanical pump to tube interfaces
US9674811B2 (en) 2011-01-16 2017-06-06 Q-Core Medical Ltd. Methods, apparatus and systems for medical device communication, control and localization
EP3137155A4 (en) * 2014-04-28 2017-06-07 Smiths Medical ASD, Inc. Infusion pump pressure plate
US9726167B2 (en) 2011-06-27 2017-08-08 Q-Core Medical Ltd. Methods, circuits, devices, apparatuses, encasements and systems for identifying if a medical infusion system is decalibrated
US9855110B2 (en) 2013-02-05 2018-01-02 Q-Core Medical Ltd. Methods, apparatus and systems for operating a medical device including an accelerometer
US11679189B2 (en) 2019-11-18 2023-06-20 Eitan Medical Ltd. Fast test for medical pump

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US5395320A (en) * 1992-06-09 1995-03-07 Sabratek Corporation Programmable infusion pump with interchangeable tubing
US5658252A (en) * 1993-11-22 1997-08-19 Sims Deltec, Inc. Drug pump including pressure plate and tube
US6371732B1 (en) * 1998-11-09 2002-04-16 Ahmad Maher Moubayed Curvilinear peristaltic pump
WO2006056986A1 (en) * 2004-11-24 2006-06-01 Q-Core Ltd. Finger-type peristaltic pump

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10184615B2 (en) 2004-11-24 2019-01-22 Q-Core Medical Ltd. Peristaltic infusion pump with locking mechanism
US8308457B2 (en) 2004-11-24 2012-11-13 Q-Core Medical Ltd. Peristaltic infusion pump with locking mechanism
US8678793B2 (en) 2004-11-24 2014-03-25 Q-Core Medical Ltd. Finger-type peristaltic pump
US9657902B2 (en) 2004-11-24 2017-05-23 Q-Core Medical Ltd. Peristaltic infusion pump with locking mechanism
US9404490B2 (en) 2004-11-24 2016-08-02 Q-Core Medical Ltd. Finger-type peristaltic pump
US8337168B2 (en) 2006-11-13 2012-12-25 Q-Core Medical Ltd. Finger-type peristaltic pump comprising a ribbed anvil
US10113543B2 (en) 2006-11-13 2018-10-30 Q-Core Medical Ltd. Finger type peristaltic pump comprising a ribbed anvil
US8535025B2 (en) 2006-11-13 2013-09-17 Q-Core Medical Ltd. Magnetically balanced finger-type peristaltic pump
US9056160B2 (en) 2006-11-13 2015-06-16 Q-Core Medical Ltd Magnetically balanced finger-type peristaltic pump
US9333290B2 (en) 2006-11-13 2016-05-10 Q-Core Medical Ltd. Anti-free flow mechanism
US9581152B2 (en) 2006-11-13 2017-02-28 Q-Core Medical Ltd. Magnetically balanced finger-type peristaltic pump
US8371832B2 (en) 2009-12-22 2013-02-12 Q-Core Medical Ltd. Peristaltic pump with linear flow control
US8142400B2 (en) 2009-12-22 2012-03-27 Q-Core Medical Ltd. Peristaltic pump with bi-directional pressure sensor
US8920144B2 (en) 2009-12-22 2014-12-30 Q-Core Medical Ltd. Peristaltic pump with linear flow control
US9457158B2 (en) 2010-04-12 2016-10-04 Q-Core Medical Ltd. Air trap for intravenous pump
US9674811B2 (en) 2011-01-16 2017-06-06 Q-Core Medical Ltd. Methods, apparatus and systems for medical device communication, control and localization
US9726167B2 (en) 2011-06-27 2017-08-08 Q-Core Medical Ltd. Methods, circuits, devices, apparatuses, encasements and systems for identifying if a medical infusion system is decalibrated
US9855110B2 (en) 2013-02-05 2018-01-02 Q-Core Medical Ltd. Methods, apparatus and systems for operating a medical device including an accelerometer
EP3013389A4 (en) * 2013-06-23 2017-02-08 Q-Core Medical Ltd. Mechanical pump to tube interfaces
EP3137155A4 (en) * 2014-04-28 2017-06-07 Smiths Medical ASD, Inc. Infusion pump pressure plate
US11679189B2 (en) 2019-11-18 2023-06-20 Eitan Medical Ltd. Fast test for medical pump

Also Published As

Publication number Publication date
CN101558241B (en) 2011-05-25
IL179228A0 (en) 2007-03-08
CN101558241A (en) 2009-10-14
WO2008059493A3 (en) 2009-04-16

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