AUTOMATIC MINIATURE INJECTOR AND SAMPLE-TAKER DEVICE FOR MEDICAL USE

• US 20100030111A1
• Filed: 11/22/2007
• Published: 02/04/2010
• Est. Priority Date: 11/24/2006
• Status: Abandoned Application

• Current Assignee: Eveon SAS
• Original Assignee: Eveon SAS
• Inventors: Perriere, Bernard
• Application Number:
  US12/514,867
• Publication Number:
  US 20100030111A1
• Time in Patent Office: Days
• US Class Current: 600/583
• CPC Class Codes: A61B 2562/24 Hygienic packaging for medical sensors; Maintaining apparatus for sensor hygiene
• CPC Class Codes: A61B 5/0002 Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network A61B5/07 takes precedence; transmission systems for measured values G08C; transmission H04B; transmission of digital information H04L; wireless communication networks H04W
• CPC Class Codes: A61B 5/0215 by means inserted into the body catheters A61M25/00
• CPC Class Codes: A61B 5/026 Measuring blood flow A61B3/1233, A61B3/1241 take precedence
• CPC Class Codes: A61B 5/145 Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissuemeasuring of blood pressure or blood flow A61B5/02; non-radiation detecting or locating of foreign bodies in blood A61B5/06
• CPC Class Codes: A61B 5/150022 for capillary blood or interstitial fluid
• CPC Class Codes: A61B 5/150175 Adjustment of penetration depth
• CPC Class Codes: A61B 5/150389 Hollow piercing elements, e.g. canulas, needles, for piercing the skin
• CPC Class Codes: A61B 5/150503 Single-ended needles hollow piercing element tip design A61B5/150396, needle sets for catheters A61M25/06, needles for bringing media into the body A61M5/32
• CPC Class Codes: A61B 5/150748 Having means for aiding positioning of the piercing device at a location where the body is to be pierced means for aiding positioning of devices for bringing media into the body A61M5/427, locating blood vessels A61B5/489
• CPC Class Codes: A61B 5/15087 short range, e.g. between console and disposable using implanted devices A61B5/150877
• CPC Class Codes: A61B 5/150969 Low-profile devices which resemble patches or plasters, e.g. also allowing collection of blood samples for testing
• CPC Class Codes: A61B 5/151 Devices specially adapted for taking samples of capillary blood, e.g. by lancets , needles or blades
• CPC Class Codes: A61B 5/15163 Characterized by propelling the piercing element in an axial direction relative to the disc
• CPC Class Codes: A61B 5/4839 combined with drug delivery
• CPC Class Codes: A61B 5/489 Blood vessels
• CPC Class Codes: A61M 5/427 Locating point where body is to be pierced, e.g. vein location means using ultrasonic waves, injection site templates

Abstract

An automatic and miniaturized injector and sample-taker device (1) for medical use comprises an enclosure (2) and at least one needle (15) movable relative to said enclosure (2). The injector and sample-taker device includes a detector system (12) suitable for detecting the presence of a blood vessel in a predetermined volume; a control unit (7) suitable for controlling the displacement of the needle as a function of information provided by said detector system (12); and at least one reservoir (13) for containing a substance for injection or to be taken.

Claims

1. An automatic and miniaturized injector and sample-taker device (1;

70) for medical use comprising an enclosure (2;

73) and at least one needle (15;

81) that is movable relative to said enclosure (2;

73), the device being characterized in that it comprises;

a detector system (12;

88) suitable for detecting the presence of a blood vessel in a predetermined volume;

a control unit (7;

77) suitable for causing the needle to move as a function of the information supplied by said detector system (12;

88); and

at least one reservoir (13;

79) for containing a substance to be injected or a sample to be taken.

2. An injector and sample-taker device according to claim 1, characterized in that it includes means (20;

85) for putting the needle into contact with an anesthetic substance.

3. An injector and sample-taker device according to claim 1, characterized in that it includes means (20;

85) for putting the needle into contact with a disinfectant substance.

4. An injector and sample-taker device according to any one of claims 2 to 3, characterized in that the means (20;

85) for putting the needle into contact with one of the substances comprise an element suitable for spraying said anesthetic or disinfectant substance on the needle.

5. An injector and sample-taker device according to claim 4, characterized in that the element suitable for spraying said substance on the needle comprises a micro-electromechanical system.

6. An injector and sample-taker device according to claim 1, characterized in that it includes means (11, 14;

80, 86) suitable for pushing said substance for injection out from the reservoir in order to perform the injection.

7. An injector and sample-taker device according to claim 6, characterized in that the means (11, 14;

80, 86) suitable for pushing said substance for injection out from the reservoir are pneumatic.

8. An injector and sample-taker device according to claim 6, characterized in that the means (11, 14;

80, 86) suitable for pushing said substance for injection out from the reservoir comprise a micro-electromechanical system.

9. An injector and sample-taker device according to claim 1, characterized in that it includes a micro-electromechanical system (11, 16;

86, 82) suitable for moving the needle relative to the enclosure.

10. An injector and sample-taker device according to claim 1, characterized in that it includes means (10;

87) suitable for analyzing a sample.

11. An injector and sample-taker device according to claim 10, characterized in that it includes means (9;

78) suitable for transmitting a signal representative of the analysis to an external appliance.

12. An injector and sample-taker device according to claim 10, characterized in that it includes means (9;

78) suitable for transmitting a signal representative of the analysis to another injector and sample-taker device (1;

70).

13. An injector and sample-taker device according to claim 1, characterized in that it includes signaling means (8;

76) suitable for providing information representative of the signal received by the detector system (12;

88).

14. An injector and sample-taker device according to claim 13, characterized in that the signaling means (8;

76) provide a sound and/or visual signal.

15. An injector and sample-taker device according to claim 1, characterized in that it includes an adhesive surface (71).

16. An injector and sample-taker device according to claim 1, characterized in that it includes an independent electrical power supply.

17. An injector and sample-taker device according to claim 1, characterized in that it includes means (11, 14;

80, 86) suitable for attracting said substance to be taken into the reservoir in order to take the sample.

18. An injector and sample-taker device according to claim 17, characterized in that the means (11, 14;

80, 86) suitable for attracting said substance for taking into the reservoir are pneumatic means.

19. An injector and sample-taker device according to claim 17, characterized in that the means (11, 14;

80, 86) suitable for attracting said substance for taking into the reservoir comprise a micro-electromechanical system.

20. An injector and sample-taker device according to claim 1, characterized in that each reservoir (13;

79) is deformable under the action of pressure exerted by an electromechanical system (11;

86).

21. An injector and sample-taker device according to claim 1, characterized in that it includes a microlaser, or a microwave, or ultrasound gun for disinfecting the needle.

22. An injector and sample-taker device according to claim 1, characterized in that it includes a plurality of reservoirs (13;

79) connected respectively to corresponding needles (15;

81) and to corresponding pump devices (14;

80), each reservoir with a corresponding needle and a corresponding pump device forming a segment (22), said segments (22) being grouped together in mutually integral manner to form a cartridge (3;

74) that is removable relative to the enclosure (2;

73), and in that said control unit (7;

77) is designed to act on each segment (22) in individual manner.

23. An injector and sample-taker device according to claim 22, characterized in that it includes a rotary drive system (21;

89) designed to turn the cartridge (3;

74) within the enclosure (2;

73) so that each segment (22) is brought in succession into register with the electromechanical system (11;

86).